UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
SCHEDULE 13D
UNDER THE SECURITIES EXCHANGE ACT OF 1934
(AMENDMENT NO. 9)
Trimeris, Inc.
- --------------------------------------------------------------------------------
(Name of Issuer)
Common Stock, $0.001 Par Value Per Share
- --------------------------------------------------------------------------------
(Title Class of Securities)
896263100
- --------------------------------------------------------------------------------
(CUSIP Number)
HealthCor Management, L.P.
Carnegie Hall Tower
152 West 57th Street, 47th Floor
New York, New York 10019
Attention: Mr. Steven J. Musumeci
(212) 622-7888
With a Copy to:
Marc Weingarten
Schulte Roth & Zabel LLP
919 Third Avenue
New York, New York 10022
(212) 756-2280
- -------------------------------------------------------------------------------
(Name, Address and Telephone Number of Person
Authorized to Receive Notices and Communications)
March 12, 2010
- -------------------------------------------------------------------------------
(Date of Event which Requires Filing of this Statement)
If the filing person has previously filed a statement on Schedule 13G
to report the acquisition that is the subject of this Schedule 13D, and is
filing this schedule because of Rule 13d-1(e), 13d-1(f) or 13d-1(g), check the
following box. [ ]
NOTE: Schedules filed in paper format shall include a signed original
and five copies of the schedule, including all exhibits. See Rule 13d-7 for
other parties to whom copies are to be sent.
(Continued on following pages)
(Page 1 of 16 Pages)
- --------------------------
(1) The remainder of this cover page shall be filled out for a reporting
person's initial filing on this form with respect to the subject class of
securities, and for any subsequent amendment containing information which would
alter disclosures provided in a prior cover page.
The information required on the remainder of this cover page shall not be
deemed to be "filed" for the purpose of Section 18 of the Securities Exchange
Act of 1934 ("Act") or otherwise subject to the liabilities of that section of
the Act but shall be subject to all other provisions of the Act (however, see
the Notes)
- -------------------------- ----------------------
CUSIP NO. 896263100 13D/A PAGE 2 of 16
- -------------------------- ----------------------
- -------------------------------------------------------------------------------
(1) NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
HealthCor Management, L.P.
20-2893581
- ------------------------------------------------------------------------------
(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
(a) [X]
(b) [_]
- -------------------------------------------------------------------------------
(3) SEC USE ONLY
- -------------------------------------------------------------------------------
(4) SOURCE OF FUNDS **
WC
- -------------------------------------------------------------------------------
(5) CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ]
- -------------------------------------------------------------------------------
(6) CITIZENSHIP OR PLACE OF ORGANIZATION Delaware
- -------------------------------------------------------------------------------
(7) SOLE VOTING POWER
NUMBER OF 0
----------------------------------------------------------------
SHARES
(8) SHARED VOTING POWER BENEFICIALLY
4,446,977
OWNED BY ----------------------------------------------------------------
EACH (9) SOLE DISPOSITIVE POWER
0
REPORTING ----------------------------------------------------------------
PERSON WITH (10) SHARED DISPOSITIVE POWER
4,446,977
- -------------------------------------------------------------------------------
(11) AGGREGATE AMOUNT BENEFICIALLY OWNED
BY EACH REPORTING PERSON
4,446,977
- -------------------------------------------------------------------------------
(12) CHECK BOX IF THE AGGREGATE AMOUNT
IN ROW (11) EXCLUDES CERTAIN SHARES ** [ ]
- -------------------------------------------------------------------------------
(13) PERCENT OF CLASS REPRESENTED
BY AMOUNT IN ROW (11)
19.9%
- -------------------------------------------------------------------------------
(14) TYPE OF REPORTING PERSON **
PN
- -------------------------------------------------------------------------------
** SEE INSTRUCTIONS BEFORE FILLING OUT!
- -------------------------- ------------------------
CUSIP NO. 896263100 13D/A PAGE 3 of 16
- -------------------------- ------------------------
- -------------------------------------------------------------------------------
(1) NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
HealthCor Associates, LLC
20-2891849
- -------------------------------------------------------------------------------
(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
(a) [X]
(b) [_]
- -------------------------------------------------------------------------------
(3) SEC USE ONLY
- -------------------------------------------------------------------------------
(4) SOURCE OF FUNDS **
AF
- -------------------------------------------------------------------------------
(5) CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ]
- -------------------------------------------------------------------------------
(6) CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
- -------------------------------------------------------------------------------
(7) SOLE VOTING POWER
NUMBER OF 0
----------------------------------------------------------------
SHARES
(8) SHARED VOTING POWER BENEFICIALLY
4,446,977
OWNED BY ----------------------------------------------------------------
EACH (9) SOLE DISPOSITIVE POWER
0
REPORTING ----------------------------------------------------------------
PERSON WITH (10) SHARED DISPOSITIVE POWER
4,446,977
- -------------------------------------------------------------------------------
(11) AGGREGATE AMOUNT BENEFICIALLY OWNED
BY EACH REPORTING PERSON
4,446,977
- -------------------------------------------------------------------------------
(12) CHECK BOX IF THE AGGREGATE AMOUNT
IN ROW (11) EXCLUDES CERTAIN SHARES ** [ ]
- -------------------------------------------------------------------------------
(13) PERCENT OF CLASS REPRESENTED BY
AMOUNT IN ROW (11)
19.9%
- -------------------------------------------------------------------------------
(14) TYPE OF REPORTING PERSON **
OO- limited liability company
- -------------------------------------------------------------------------------
** SEE INSTRUCTIONS BEFORE FILLING OUT!
- -------------------------- ----------------------
CUSIP NO. 896263100 13D/A PAGE 4 of 16
- -------------------------- ----------------------
- -----------------------------------------------------------------------------
(1) NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
HealthCor Offshore, Ltd.
N/A
- -----------------------------------------------------------------------------
(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
(a) [X]
(b) [_]
- -----------------------------------------------------------------------------
(3) SEC USE ONLY
- -----------------------------------------------------------------------------
(4) SOURCE OF FUNDS **
AF
- -----------------------------------------------------------------------------
(5) CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ]
- -----------------------------------------------------------------------------
(6) CITIZENSHIP OR PLACE OF ORGANIZATION
Cayman Islands
- -----------------------------------------------------------------------------
(7) SOLE VOTING POWER
NUMBER OF 0
--------------------------------------------------------------
SHARES
(8) SHARED VOTING POWER
BENEFICIALLY 2,885,325
OWNED BY --------------------------------------------------------------
EACH (9) SOLE DISPOSITIVE POWER
0
REPORTING --------------------------------------------------------------
PERSON WITH (10) SHARED DISPOSITIVE POWER
2,885,325
- -----------------------------------------------------------------------------
(11) AGGREGATE AMOUNT BENEFICIALLY OWNED
BY EACH REPORTING PERSON
2,885,325
- -----------------------------------------------------------------------------
(12) CHECK BOX IF THE AGGREGATE AMOUNT
IN ROW (11) EXCLUDES CERTAIN SHARES ** [ ]
- -----------------------------------------------------------------------------
(13) PERCENT OF CLASS REPRESENTED
BY AMOUNT IN ROW (11)
12.9%
- -----------------------------------------------------------------------------
(14) TYPE OF REPORTING PERSON **
OO-limited company
- -----------------------------------------------------------------------------
** SEE INSTRUCTIONS BEFORE FILLING OUT!
- -------------------------- ----------------------
CUSIP NO. 896263100 13D/A PAGE 5 of 16
- -------------------------- ----------------------
- -------------------------------------------------------------------------------
(1) NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
HealthCor Offshore Master Fund, L.P.
N/A
- -------------------------------------------------------------------------------
(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
(a) [X]
(b) [_]
- -------------------------------------------------------------------------------
(3) SEC USE ONLY
- -------------------------------------------------------------------------------
(4) SOURCE OF FUNDS **
AF
- -------------------------------------------------------------------------------
(5) CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ]
- -------------------------------------------------------------------------------
(6) CITIZENSHIP OR PLACE OF ORGANIZATION
Cayman Islands
- -------------------------------------------------------------------------------
(7) SOLE VOTING POWER
NUMBER OF 0
----------------------------------------------------------------
SHARES
(8) SHARED VOTING POWER
BENEFICIALLY 2,885,325
OWNED BY ----------------------------------------------------------------
EACH (9) SOLE DISPOSITIVE POWER
0
REPORTING --------------------------------------------------------------
PERSON WITH (10) SHARED DISPOSITIVE POWER
2,885,325
- -----------------------------------------------------------------------------
(11) AGGREGATE AMOUNT BENEFICIALLY OWNED
BY EACH REPORTING PERSON
2,885,325
- -----------------------------------------------------------------------------
(12) CHECK BOX IF THE AGGREGATE AMOUNT
IN ROW (11) EXCLUDES CERTAIN SHARES ** [ ]
- -----------------------------------------------------------------------------
(13) PERCENT OF CLASS REPRESENTED
BY AMOUNT IN ROW (11)
12.9%
- -----------------------------------------------------------------------------
(14) TYPE OF REPORTING PERSON **
OO-limited company
- -----------------------------------------------------------------------------
** SEE INSTRUCTIONS BEFORE FILLING OUT!
- -------------------------- ----------------------
CUSIP NO. 896263100 13D/A PAGE 6 of 16
- -------------------------- ----------------------
- -----------------------------------------------------------------------------
(1) NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
HealthCor Offshore GP, LLC
N/A
- -----------------------------------------------------------------------------
(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
(a) [X]
(b) [_]
- -----------------------------------------------------------------------------
(3) SEC USE ONLY
- -----------------------------------------------------------------------------
(4) SOURCE OF FUNDS **
AF
- -----------------------------------------------------------------------------
(5) CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ]
- -----------------------------------------------------------------------------
(6) CITIZENSHIP OR PLACE OF ORGANIZATION
Cayman Islands
- -----------------------------------------------------------------------------
(7) SOLE VOTING POWER
NUMBER OF 0
--------------------------------------------------------------
SHARES
(8) SHARED VOTING POWER
BENEFICIALLY 2,885,325
OWNED BY --------------------------------------------------------------
EACH (9) SOLE DISPOSITIVE POWER
0
REPORTING --------------------------------------------------------------
PERSON WITH (10) SHARED DISPOSITIVE POWER
2,885,325
- -----------------------------------------------------------------------------
(11) AGGREGATE AMOUNT BENEFICIALLY OWNED
BY EACH REPORTING PERSON
2,885,325
- -----------------------------------------------------------------------------
(12) CHECK BOX IF THE AGGREGATE AMOUNT
IN ROW (11) EXCLUDES CERTAIN SHARES ** [ ]
- -----------------------------------------------------------------------------
(13) PERCENT OF CLASS REPRESENTED
BY AMOUNT IN ROW (11)
12.9%
- -----------------------------------------------------------------------------
(14) TYPE OF REPORTING PERSON **
OO-limited company
- -----------------------------------------------------------------------------
** SEE INSTRUCTIONS BEFORE FILLING OUT!
- -------------------------- ----------------------
CUSIP NO. 896263100 13D/A PAGE 7 of 16
- -------------------------- ----------------------
- -----------------------------------------------------------------------------
(1) NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
HealthCor Hybrid Offshore, Ltd.
N/A
- -----------------------------------------------------------------------------
(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
(a) [X]
(b) [_]
- -----------------------------------------------------------------------------
(3) SEC USE ONLY
- -----------------------------------------------------------------------------
(4) SOURCE OF FUNDS **
AF
- -----------------------------------------------------------------------------
(5) CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ]
- -----------------------------------------------------------------------------
(6) CITIZENSHIP OR PLACE OF ORGANIZATION
Cayman Islands
- -----------------------------------------------------------------------------
(7) SOLE VOTING POWER
NUMBER OF 0
--------------------------------------------------------------
SHARES
(8) SHARED VOTING POWER
BENEFICIALLY 690,110
OWNED BY --------------------------------------------------------------
EACH (9) SOLE DISPOSITIVE POWER
0
REPORTING --------------------------------------------------------------
PERSON WITH (10) SHARED DISPOSITIVE POWER
690,110
- -----------------------------------------------------------------------------
(11) AGGREGATE AMOUNT BENEFICIALLY OWNED
BY EACH REPORTING PERSON
690,110
- -----------------------------------------------------------------------------
(12) CHECK BOX IF THE AGGREGATE AMOUNT
IN ROW (11) EXCLUDES CERTAIN SHARES ** [ ]
- -----------------------------------------------------------------------------
(13) PERCENT OF CLASS REPRESENTED
BY AMOUNT IN ROW (11)
3.1%
- -----------------------------------------------------------------------------
(14) TYPE OF REPORTING PERSON **
OO-limited company
- -----------------------------------------------------------------------------
** SEE INSTRUCTIONS BEFORE FILLING OUT!
- -------------------------- ----------------------
CUSIP NO. 896263100 13D/A PAGE 8 of 16
- -------------------------- ----------------------
- -----------------------------------------------------------------------------
(1) NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
HealthCor Hybrid Offshore Master Fund, L.P.
N/A
- -----------------------------------------------------------------------------
(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
(a) [X]
(b) [_]
- -----------------------------------------------------------------------------
(3) SEC USE ONLY
- -----------------------------------------------------------------------------
(4) SOURCE OF FUNDS **
AF
- -----------------------------------------------------------------------------
(5) CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ]
- -----------------------------------------------------------------------------
(6) CITIZENSHIP OR PLACE OF ORGANIZATION
Cayman Islands
- -----------------------------------------------------------------------------
(7) SOLE VOTING POWER
NUMBER OF 0
--------------------------------------------------------------
SHARES
(8) SHARED VOTING POWER
BENEFICIALLY 690,110
OWNED BY --------------------------------------------------------------
EACH (9) SOLE DISPOSITIVE POWER
0
REPORTING --------------------------------------------------------------
PERSON WITH (10) SHARED DISPOSITIVE POWER
690,110
- -----------------------------------------------------------------------------
(11) AGGREGATE AMOUNT BENEFICIALLY OWNED
BY EACH REPORTING PERSON
690,110
- -----------------------------------------------------------------------------
(12) CHECK BOX IF THE AGGREGATE AMOUNT
IN ROW (11) EXCLUDES CERTAIN SHARES ** [ ]
- -----------------------------------------------------------------------------
(13) PERCENT OF CLASS REPRESENTED
BY AMOUNT IN ROW (11)
3.1%
- -----------------------------------------------------------------------------
(14) TYPE OF REPORTING PERSON **
OO-limited company
- -----------------------------------------------------------------------------
** SEE INSTRUCTIONS BEFORE FILLING OUT!
- -------------------------- ----------------------
CUSIP NO. 896263100 13D/A PAGE 9 of 16
- -------------------------- ----------------------
- -----------------------------------------------------------------------------
(1) NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
HealthCor Hybrid Offshore GP, LLC
N/A
- -----------------------------------------------------------------------------
(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
(a) [X]
(b) [_]
- -----------------------------------------------------------------------------
(3) SEC USE ONLY
- -----------------------------------------------------------------------------
(4) SOURCE OF FUNDS **
AF
- -----------------------------------------------------------------------------
(5) CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ]
- -----------------------------------------------------------------------------
(6) CITIZENSHIP OR PLACE OF ORGANIZATION
Cayman Islands
- -----------------------------------------------------------------------------
(7) SOLE VOTING POWER
NUMBER OF 0
--------------------------------------------------------------
SHARES
(8) SHARED VOTING POWER
BENEFICIALLY 690,110
OWNED BY --------------------------------------------------------------
EACH (9) SOLE DISPOSITIVE POWER
0
REPORTING --------------------------------------------------------------
PERSON WITH (10) SHARED DISPOSITIVE POWER
690,110
- -----------------------------------------------------------------------------
(11) AGGREGATE AMOUNT BENEFICIALLY OWNED
BY EACH REPORTING PERSON
690,110
- -----------------------------------------------------------------------------
(12) CHECK BOX IF THE AGGREGATE AMOUNT
IN ROW (11) EXCLUDES CERTAIN SHARES ** [ ]
- -----------------------------------------------------------------------------
(13) PERCENT OF CLASS REPRESENTED
BY AMOUNT IN ROW (11)
3.1%
- -----------------------------------------------------------------------------
(14) TYPE OF REPORTING PERSON **
OO-limited company
- -----------------------------------------------------------------------------
** SEE INSTRUCTIONS BEFORE FILLING OUT!
- -------------------------- ----------------------
CUSIP NO. 896263100 13D/A PAGE 10 of 16
- -------------------------- ----------------------
- -----------------------------------------------------------------------------
(1) NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
HealthCor Group, LLC
51-0551771
- -----------------------------------------------------------------------------
(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
(a) [X]
(b) [_]
- -----------------------------------------------------------------------------
(3) SEC USE ONLY
- -----------------------------------------------------------------------------
(4) SOURCE OF FUNDS **
AF
- -----------------------------------------------------------------------------
(5) CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ]
- -----------------------------------------------------------------------------
(6) CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
- -----------------------------------------------------------------------------
(7) SOLE VOTING POWER
NUMBER OF 0
--------------------------------------------------------------
SHARES
(8) SHARED VOTING POWER
BENEFICIALLY 4,413,657
OWNED BY --------------------------------------------------------------
EACH (9) SOLE DISPOSITIVE POWER
0
REPORTING --------------------------------------------------------------
PERSON WITH (10) SHARED DISPOSITIVE POWER
4,413,657
- -----------------------------------------------------------------------------
(11) AGGREGATE AMOUNT BENEFICIALLY OWNED
BY EACH REPORTING PERSON
4,413,657
- -----------------------------------------------------------------------------
(12) CHECK BOX IF THE AGGREGATE AMOUNT
IN ROW (11) EXCLUDES CERTAIN SHARES ** [ ]
- -----------------------------------------------------------------------------
(13) PERCENT OF CLASS REPRESENTED
BY AMOUNT IN ROW (11)
19.8%
- -----------------------------------------------------------------------------
(14) TYPE OF REPORTING PERSON **
OO-limited liability company
- -----------------------------------------------------------------------------
** SEE INSTRUCTIONS BEFORE FILLING OUT!
- -------------------------- ----------------------
CUSIP NO. 896263100 13D/A PAGE 11 of 16
- -------------------------- ----------------------
- -----------------------------------------------------------------------------
(1) NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
HealthCor Capital, L.P.
51-0551770
- -----------------------------------------------------------------------------
(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
(a) [X]
(b) [_]
- -----------------------------------------------------------------------------
(3) SEC USE ONLY
- -----------------------------------------------------------------------------
(4) SOURCE OF FUNDS **
AF
- -----------------------------------------------------------------------------
(5) CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ]
- -----------------------------------------------------------------------------
(6) CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
- -----------------------------------------------------------------------------
(7) SOLE VOTING POWER
NUMBER OF 0
--------------------------------------------------------------
SHARES
(8) SHARED VOTING POWER
BENEFICIALLY 838,222
OWNED BY --------------------------------------------------------------
EACH (9) SOLE DISPOSITIVE POWER
0
REPORTING --------------------------------------------------------------
PERSON WITH (10) SHARED DISPOSITIVE POWER
838,222
- -----------------------------------------------------------------------------
(11) AGGREGATE AMOUNT BENEFICIALLY OWNED
BY EACH REPORTING PERSON
838,222
- -----------------------------------------------------------------------------
(12) CHECK BOX IF THE AGGREGATE AMOUNT
IN ROW (11) EXCLUDES CERTAIN SHARES ** [ ]
- -----------------------------------------------------------------------------
(13) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
3.8%
- -----------------------------------------------------------------------------
(14) TYPE OF REPORTING PERSON **
PN
- -----------------------------------------------------------------------------
** SEE INSTRUCTIONS BEFORE FILLING OUT!
- -------------------------- ----------------------
CUSIP NO. 896263100 13D/A PAGE 12 of 16
- -------------------------- ----------------------
- -----------------------------------------------------------------------------
(1) NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
HealthCor L.P.
20-3240266
- -----------------------------------------------------------------------------
(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
(a) [X]
(b) [_]
- -----------------------------------------------------------------------------
(3) SEC USE ONLY
- -----------------------------------------------------------------------------
(4) SOURCE OF FUNDS **
AF
- -----------------------------------------------------------------------------
(5) CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ]
- -----------------------------------------------------------------------------
(6) CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
- -----------------------------------------------------------------------------
(7) SOLE VOTING POWER
NUMBER OF 0
--------------------------------------------------------------
SHARES
(8) SHARED VOTING POWER
BENEFICIALLY 838,222
OWNED BY --------------------------------------------------------------
EACH (9) SOLE DISPOSITIVE POWER
0
REPORTING --------------------------------------------------------------
PERSON WITH (10) SHARED DISPOSITIVE POWER
838,222
- -----------------------------------------------------------------------------
(11) AGGREGATE AMOUNT BENEFICIALLY OWNED
BY EACH REPORTING PERSON
838,222
- -----------------------------------------------------------------------------
(12) CHECK BOX IF THE AGGREGATE AMOUNT
IN ROW (11) EXCLUDES CERTAIN SHARES ** [ ]
- -----------------------------------------------------------------------------
(13) PERCENT OF CLASS REPRESENTED
BY AMOUNT IN ROW (11)
3.8 %
- -----------------------------------------------------------------------------
(14) TYPE OF REPORTING PERSON **
PN
- -----------------------------------------------------------------------------
** SEE INSTRUCTIONS BEFORE FILLING OUT!
- -------------------------- ----------------------
CUSIP NO. 896263100 13D/A PAGE 13 of 16
- -------------------------- ----------------------
- -----------------------------------------------------------------------------
(1) NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
Arthur Cohen
- -----------------------------------------------------------------------------
(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
(a) [X]
(b) [_]
- -----------------------------------------------------------------------------
(3) SEC USE ONLY
- -----------------------------------------------------------------------------
(4) SOURCE OF FUNDS **
AF
- -----------------------------------------------------------------------------
(5) CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ]
- -----------------------------------------------------------------------------
(6) CITIZENSHIP OR PLACE OF ORGANIZATION
United States
- -----------------------------------------------------------------------------
(7) SOLE VOTING POWER
NUMBER OF 0
--------------------------------------------------------------
SHARES
(8) SHARED VOTING POWER
BENEFICIALLY 4,446,977
OWNED BY --------------------------------------------------------------
EACH (9) SOLE DISPOSITIVE POWER
0
REPORTING --------------------------------------------------------------
PERSON WITH (10) SHARED DISPOSITIVE POWER
4,446,977
- -----------------------------------------------------------------------------
(11) AGGREGATE AMOUNT BENEFICIALLY OWNED
BY EACH REPORTING PERSON
4,446,977
- -----------------------------------------------------------------------------
(12) CHECK BOX IF THE AGGREGATE AMOUNT
IN ROW (11) EXCLUDES CERTAIN SHARES ** [ ]
- -----------------------------------------------------------------------------
(13) PERCENT OF CLASS REPRESENTED
BY AMOUNT IN ROW (11)
19.9%
- -----------------------------------------------------------------------------
(14) TYPE OF REPORTING PERSON **
IN
- -----------------------------------------------------------------------------
** SEE INSTRUCTIONS BEFORE FILLING OUT!
- -------------------------- ----------------------
CUSIP NO. 896263100 13D/A PAGE 14 of 16
- -------------------------- ----------------------
- -----------------------------------------------------------------------------
(1) NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
Joseph Healey
- -----------------------------------------------------------------------------
(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
(a) [X]
(b) [_]
- -----------------------------------------------------------------------------
(3) SEC USE ONLY
- -----------------------------------------------------------------------------
(4) SOURCE OF FUNDS **
AF
- -----------------------------------------------------------------------------
(5) CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ]
- -----------------------------------------------------------------------------
(6) CITIZENSHIP OR PLACE OF ORGANIZATION
United States
- -----------------------------------------------------------------------------
(7) SOLE VOTING POWER
NUMBER OF 0
--------------------------------------------------------------
SHARES
(8) SHARED VOTING POWER
BENEFICIALLY 4,446,977
OWNED BY --------------------------------------------------------------
EACH (9) SOLE DISPOSITIVE POWER
0
REPORTING --------------------------------------------------------------
PERSON WITH (10) SHARED DISPOSITIVE POWER
4,446,977
- -----------------------------------------------------------------------------
(11) AGGREGATE AMOUNT BENEFICIALLY OWNED
BY EACH REPORTING PERSON
4,446,977
- -----------------------------------------------------------------------------
(12) CHECK BOX IF THE AGGREGATE AMOUNT
IN ROW (11) EXCLUDES CERTAIN SHARES ** [ ]
- -----------------------------------------------------------------------------
(13) PERCENT OF CLASS REPRESENTED
BY AMOUNT IN ROW (11)
19.9%
- -----------------------------------------------------------------------------
(14) TYPE OF REPORTING PERSON **
IN
- -----------------------------------------------------------------------------
** SEE INSTRUCTIONS BEFORE FILLING OUT!
- -------------------------- ----------------------
CUSIP NO. 896263100 13D/A PAGE 15 of 16
- -------------------------- ----------------------
Item 1. SECURITY AND ISSUER
This Amendment No. 9 ("Amendment No. 9") hereby amends the Schedule 13D filed by
HealthCor Management, L.P, HealthCor Associates, LLC, HealthCor Offshore, Ltd.,
HealthCor Hybrid Offshore, Ltd., HealthCor Group, LLC, HealthCor Capital, L.P.,
HealthCor, L.P., Joseph Healey and Arthur Cohen on August 8, 2007 (as corrected
by the amendment filed on August 9, 2007), as previously amended (the "Original
Schedule 13D" and collectively with Amendment No. 9, the "Schedule 13D") with
regards to the shares of Common Stock of Trimeris, Inc., par value $0.001 (the
"Shares").
ITEM 4. PURPOSE OF TRANSACTION
Item 4 of the Schedule 13D is hereby amended by the addition of the following:
On March 12, 2010, Joseph Healey and Arthur Cohen (the "Principals"), principals
of HealthCor who are directors on the Issuer's board of directors (the "Board"),
notified the Issuer that they do not intend to stand for reelection to the Board
at the Issuer's 2010 annual meeting of shareholders. The Principals agree with
and are fully supportive of the views of the other Board members with respect to
the current management and strategic direction of the Issuer and accordingly
believe that their continued presence on the Board is no longer necessary.
ITEM 5. INTEREST IN SECURITIES OF THE ISSUER
Item 5(c) of the Schedule 13D is hereby amended and restated in the entirety as
follows:
(c) The Reporting Persons have not effected any transactions in the Shares
during the past 60 days.
- -------------------------- ----------------------
CUSIP NO. 896263100 13D/A PAGE 16 of 16
- -------------------------- ----------------------
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.
Date: March 16, 2010
HEALTHCOR MANAGEMENT, L.P., for itself and
as manager on behalf of (i) HEALTHCOR OFFSHORE, LTD.
and (ii) HEALTHCOR HYBRID OFFSHORE, LTD.
By: HealthCor Associates, LLC, its general partner
By: /s/ John H. Coghlin
-------------------------------------
Name: John H. Coghlin
Title: General Counsel
HEALTHCOR CAPITAL, L.P., for itself and as general partner on
behalf of HEALTHCOR L.P.
By: HealthCor Group, LLC, its general partner
By: /s/ John H. Coghlin
-------------------------------------
Name: John H. Coghlin
Title: General Counsel
HEALTHCOR OFFSHORE GP, LLC, for itself and as general partner
of behalf of HEALTHCOR OFFSHORE MASTER FUND, L.P.
By: HealthCor Group, LLC, its general partner
By: /s/ John H. Coghlin
-------------------------------------
Name: John H. Coghlin
Title: General Counsel
HEALTHCOR HYBRID OFFSHORE GP, LLC, for itself and as general
partner of behalf of HEALTHCOR HYBRID OFFSHORE MASTER FUND,
L.P.
By: HealthCor Group, LLC, its general partner
By: /s/ John H. Coghlin
-------------------------------------
Name: John H. Coghlin
Title: General Counsel
HEALTHCOR ASSOCIATES, LLC
By: /s/ John H. Coghlin
-------------------------------------
Name: John H. Coghlin
Title: General Counsel
HEALTHCOR GROUP, LLC
By: /s/ John H. Coghlin
-------------------------------------
Name: John H. Coghlin
Title: General Counsel
JOSEPH HEALEY, Individually
/s/ Joseph Healey
-----------------------------------
ARTHUR COHEN, Individually
/s/ Arthur Cohen
-----------------------------------