Thomas John Dietz Form 4/A Eiger BioPharmaceuticals / Thomas John Dietz ownership change

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Dietz Thomas John

(Last) (First) (Middle)

350 CAMBRIDGE AVE, SUITE 350

(Street)

PALO ALTO CA 94306

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Eiger BioPharmaceuticals, Inc. [ EIGR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
	Officer (give title below)	Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
03/28/2016

4. If Amendment, Date of Original Filed (Month/Day/Year)
04/01/2016

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (Right to Buy)	$15.75	03/28/2016		A		25,000		(1)(2)	03/28/2026	Common Stock	25,000	$0.00	25,000	D
Stock Option (Right to Buy)	$15.75	03/28/2016		A		23,000		(2)(3)	03/28/2026	Common Stock	23,000	$0.00	23,000	D

Explanation of Responses:

1. The option vests in equal monthly installments over 12 months measured from March 28, 2016 subject to Reporting Person's continuous service status as of each such date.

2. The option grant was approved by Issuer's board of directors on March 28, 2016, subject to stockholder approval of an amendment of the Issuer's 2013 Equity Incentive Plan (the "Plan") under which the option was granted. Issuer's stockholders approved the amendment to the Plan on August 29, 2016.

3. The option vests in equal monthly installments over 24 months measured from March 28, 2016 subject to Reporting Person's continuous service status as of each such date.

Remarks:

	/s/ James H. Welch, Attorney-in-Fact	09/15/2016
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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