UNITED STATES

 SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549



FORM N-PX



ANNUAL REPORT OF PROXY VOTING RECORD OF REGISTERED MANAGEMENT

INVESTMENT COMPANY



Investment Company Act file number 811-21162



Name of Fund: BlackRock Principal Protected Trust



Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809



Name and address of agent for service: Anne Ackerley, Chief Executive Officer,

BlackRock Principal Protected

Trust, 55 East 52(nd) Street, New York City, NY 10055.



Registrant's telephone number, including area code: (800) 441-7762



Date of fiscal year end:

BlackRock Core Principal Protected Fund 9/30

BlackRock Basic Value Principal Protected Fund 6/30

BlackRock Fundamental Growth Principal Protected Fund 8/31



Date of reporting period: 07/01/2009 -- 06/30/2010



Item 1 -- Proxy Voting Record -- Attached hereto.



Pursuant to the requirements of the Investment Company Act of 1940, the

registrant has duly caused this report to be

signed on its behalf by the undersigned, thereunto duly authorized.



BlackRock Principal Protected Trust



By: /s/ Anne Ackerley

Anne Ackerley

Chief Executive Officer of

BlackRock Principal Protected Trust



Date: August 23, 2010



******************************* FORM N-Px REPORT *******************************

ICA File Number: 811-21162
Reporting Period: 07/01/2009 - 06/30/2010
BlackRock Principal Protected Trust









=================== BLACKROCK CORE PRINCIPAL PROTECTED FUND ====================

There is no proxy voting activity for the fund, as the fund did not hold any
votable positions during the reporting period.



================ BLACKROCK BASIC VALUE PRINCIPAL PROTECTED FUND ================


ANALOG DEVICES, INC.

Ticker:       ADI            Security ID:  032654105
Meeting Date: JUL 20, 2009   Meeting Type: Special
Record Date:  JUN 4, 2009

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1     Approve Stock Option Exchange Program   For       Against      Management


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CLOROX COMPANY, THE

Ticker:       CLX            Security ID:  189054109
Meeting Date: NOV 18, 2009   Meeting Type: Annual
Record Date:  SEP 21, 2009

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1.1   Elect Director Daniel Boggan, Jr.       For       For          Management
1.2   Elect Director Richard H. Carmona       For       For          Management
1.3   Elect Director Tully M. Friedman        For       For          Management
1.4   Elect Director George J. Harad          For       For          Management
1.5   Elect Director Donald R. Knauss         For       For          Management
1.6   Elect Director Robert W. Matschullat    For       For          Management
1.7   Elect Director Gary G. Michael          For       For          Management
1.8   Elect Director Edward A. Mueller        For       For          Management
1.9   Elect Director Jan L. Murley            For       For          Management
1.10  Elect Director Pamela Thomas-Graham     For       For          Management
1.11  Elect Director Carolyn M. Ticknor       For       For          Management
2     Ratify Auditors                         For       For          Management
3     Require Independent Board Chairman      Against   Against      Shareholder


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GENERAL MILLS, INC.

Ticker:       GIS            Security ID:  370334104
Meeting Date: SEP 21, 2009   Meeting Type: Annual
Record Date:  JUL 23, 2009

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1     Elect Director Bradbury H. Anderson     For       For          Management
2     Elect Director R. Kerry Clark           For       For          Management
3     Elect Director Paul Danos               For       For          Management
4     Elect Director William T. Esrey         For       For          Management
5     Elect Director Raymond V. Gilmartin     For       For          Management
6     Elect Director Judith Richards Hope     For       For          Management
7     Elect Director Heidi G. Miller          For       For          Management
8     Elect Director Hilda Ochoa-Brillembourg For       For          Management
9     Elect Director Steve Odland             For       For          Management
10    Elect Director Kendall J. Powell        For       For          Management
11    Elect Director Lois E. Quam             For       For          Management
12    Elect Director Michael D. Rose          For       For          Management
13    Elect Director Robert L. Ryan           For       For          Management
14    Elect Director Dorothy A. Terrell       For       For          Management
15    Approve Omnibus Stock Plan              For       For          Management
16    Ratify Auditors                         For       For          Management
17    Advisory Vote to Ratify Named Executive Against   For          Shareholder
      Officers' Compensation


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MAXIM INTEGRATED PRODUCTS, INC.

Ticker:       MXIM           Security ID:  57772K101
Meeting Date: DEC 10, 2009   Meeting Type: Annual
Record Date:  OCT 15, 2009

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1.1   Elect Director Tunc Doluca              For       For          Management
1.2   Elect Director B. Kipling Hagopian      For       For          Management
1.3   Elect Director James R. Bergman         For       Withhold     Management
1.4   Elect Director Joseph R. Bronson        For       For          Management
1.5   Elect Director Robert E. Grady          For       Withhold     Management
1.6   Elect Director William D. Watkins       For       For          Management
1.7   Elect Director A.R. Frank Wazzan        For       For          Management
2     Ratify Auditors                         For       For          Management
3     Amend Qualified Employee Stock Purchase For       For          Management
      Plan
4     Amend Omnibus Stock Plan                For       For          Management
5     Approve Executive Incentive Bonus Plan  For       For          Management


- --------------------------------------------------------------------------------

MICRON TECHNOLOGY, INC.

Ticker:       MU             Security ID:  595112103
Meeting Date: DEC 10, 2009   Meeting Type: Annual
Record Date:  OCT 13, 2009

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1     Elect Director Steven R. Appleton       For       For          Management
2     Elect Director Teruaki Aoki             For       For          Management
3     Elect Director James W. Bagley          For       For          Management
4     Elect Director Robert L. Bailey         For       For          Management
5     Elect Director Mercedes Johnson         For       For          Management
6     Elect Director Lawrence N. Mondry       For       For          Management
7     Elect Director Robert E. Switz          For       For          Management
8     Approve Executive Incentive Bonus Plan  For       For          Management
9     Ratify Auditors                         For       For          Management


- --------------------------------------------------------------------------------

NOBLE CORPORATION

Ticker:       NE             Security ID:  H5833N103
Meeting Date: OCT 29, 2009   Meeting Type: Special
Record Date:  SEP 4, 2009

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1.1   Director Gordon T. Hall                 For       Did Not Vote Management
1.2   Director Jon A. Marshall                For       Did Not Vote Management
2     Approval Of The Amendment And           For       Did Not Vote Management
      Restatement Of The Noble Corporation
      1991 Stock Option And Restricted Stock
      Plan effective As Of October 29, 2009


- --------------------------------------------------------------------------------

SCHERING-PLOUGH CORP.

Ticker:       SGP            Security ID:  806605101
Meeting Date: AUG 7, 2009    Meeting Type: Special
Record Date:  JUN 22, 2009

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1     Issue Shares in Connection with         For       For          Management
      Acquisition
2     Adjourn Meeting                         For       For          Management


- --------------------------------------------------------------------------------

WYETH

Ticker:       WYE            Security ID:  983024100
Meeting Date: JUL 20, 2009   Meeting Type: Annual
Record Date:  JUN 5, 2009

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1     Approve Merger Agreement                For       For          Management
2     Adjourn Meeting                         For       For          Management
3.1   Elect Director Robert M. Amen           For       For          Management
3.2   Elect Director Michael J. Critelli      For       For          Management
3.3   Elect Director Frances D. Fergusson     For       For          Management
3.4   Elect Director Victor F. Ganzi          For       For          Management
3.5   Elect Director Robert Langer            For       For          Management
3.6   Elect Director John P. Mascotte         For       For          Management
3.7   Elect Director Raymond J. McGuire       For       For          Management
3.8   Elect Director Mary Lake Polan          For       For          Management
3.9   Elect Director Bernard Poussot          For       For          Management
3.10  Elect Director Gary L. Rogers           For       For          Management
3.11  Elect Director John R. Torell III       For       For          Management
4     Ratify Auditors                         For       For          Management
5     Report on Political Contributions       Against   Against      Shareholder
6     Amend Articles/Bylaws/Charter -- Call   Against   For          Shareholder
      Special Meetings




============ BLACKROCK FUNDAMENTAL GROWTH PRINCIPAL PROTECTED FUND =============


CHECK POINT SOFTWARE TECHNOLOGIES LTD.

Ticker:       CHKP           Security ID:  M22465104
Meeting Date: JUL 29, 2009   Meeting Type: Annual
Record Date:  JUN 22, 2009

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1.1   Director Gil Shwed                      For       For          Management
1.2   Director Marius Nacht                   For       For          Management
1.3   Director Jerry Ungerman                 For       For          Management
1.4   Director Dan Propper                    For       For          Management
1.5   Director David Rubner                   For       For          Management
1.6   Director Tal Shavit                     For       For          Management
2     Reelection Of Outside Director: Yoav    For       For          Management
      Chelouche
3     Reelection Of Outside Director: Guy     For       For          Management
      Gecht
4     Authorize The Chairman Of The Board Of  For       For          Management
      Directors To Continue Serving As
      Chairman Of The Board Of Directors And
      The Chief Executive Officer For Up To
      Three Years
5     Ratify The Appointment And Compensation For       For          Management
      Of Check Point's Independent Public
      Accountants
6     Approve Compensation To Check Point's   For       Against      Management
      Chief Executive Officer Who Is Also The
      Chairman Of The Board Of Directors
7     I Am A  Controlling Shareholder         None      Abstain      Management
8     I Have A  Personal Interest  in Item 6  None      Abstain      Management


- --------------------------------------------------------------------------------

CISCO SYSTEMS, INC.

Ticker:       CSCO           Security ID:  17275R102
Meeting Date: NOV 12, 2009   Meeting Type: Annual
Record Date:  SEP 14, 2009

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1     Elect Director Carol A. Bartz           For       For          Management
2     Elect Director M. Michele Burns         For       For          Management
3     Elect Director Michael D. Capellas      For       For          Management
4     Elect Director Larry R. Carter          For       For          Management
5     Elect Director John T. Chambers         For       For          Management
6     Elect Director Brian L. Halla           For       For          Management
7     Elect Director John L. Hennessy         For       For          Management
8     Elect Director Richard M. Kovacevich    For       For          Management
9     Elect Director Roderick C. McGeary      For       For          Management
10    Elect Director Michael K. Powell        For       For          Management
11    Elect Director Arun Sarin               For       For          Management
12    Elect Director Steven M. West           For       For          Management
13    Elect Director Jerry Yang               For       For          Management
14    Amend Omnibus Stock Plan                For       For          Management
15    Amend Qualified Employee Stock Purchase For       For          Management
      Plan
16    Ratify Auditors                         For       For          Management
17    Amend Bylaws to Establish a Board       Against   Against      Shareholder
      Committee on Human Rights
18    Advisory Vote to Ratify Named Executive Against   For          Shareholder
      Officers' Compensation
19    Report on Internet Fragmentation        Against   Against      Shareholder


- --------------------------------------------------------------------------------

LAM RESEARCH CORPORATION

Ticker:       LRCX           Security ID:  512807108
Meeting Date: NOV 5, 2009    Meeting Type: Annual
Record Date:  SEP 10, 2009

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1.1   Elect Director James W. Bagley          For       For          Management
1.2   Elect Director David G. Arscott         For       For          Management
1.3   Elect Director Robert M. Berdahl        For       For          Management
1.4   Elect Director Richard J. Elkus, Jr.    For       For          Management
1.5   Elect Director Grant M. Inman           For       For          Management
1.6   Elect Director Catherine P. Lego        For       For          Management
1.7   Elect Director Stephen G. Newberry      For       For          Management
1.8   Elect Director Patricia S. Wolpert      For       For          Management
2     Eliminate Cumulative Voting             For       For          Management
3     Ratify Auditors                         For       For          Management


- --------------------------------------------------------------------------------

MICRON TECHNOLOGY, INC.

Ticker:       MU             Security ID:  595112103
Meeting Date: DEC 10, 2009   Meeting Type: Annual
Record Date:  OCT 13, 2009

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1     Elect Director Steven R. Appleton       For       For          Management
2     Elect Director Teruaki Aoki             For       For          Management
3     Elect Director James W. Bagley          For       For          Management
4     Elect Director Robert L. Bailey         For       For          Management
5     Elect Director Mercedes Johnson         For       For          Management
6     Elect Director Lawrence N. Mondry       For       For          Management
7     Elect Director Robert E. Switz          For       For          Management
8     Approve Executive Incentive Bonus Plan  For       For          Management
9     Ratify Auditors                         For       For          Management


- --------------------------------------------------------------------------------

MICROSOFT CORPORATION

Ticker:       MSFT           Security ID:  594918104
Meeting Date: NOV 19, 2009   Meeting Type: Annual
Record Date:  SEP 4, 2009

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1     Elect Director William H. Gates, III    For       For          Management
2     Elect Director Steven A. Ballmer        For       For          Management
3     Elect Director Dina Dublon              For       For          Management
4     Elect Director Raymond V. Gilmartin     For       For          Management
5     Elect Director Reed Hastings            For       For          Management
6     Elect Director Maria Klawe              For       For          Management
7     Elect Director David F. Marquardt       For       For          Management
8     Elect Director Charles H. Noski         For       For          Management
9     Elect Director Helmut Panke             For       For          Management
10    Ratify Auditors                         For       For          Management
11    Permit Right to Call Special Meeting    For       For          Management
12    Advisory Vote to Ratify Named Executive For       For          Management
      Officers' Compensation
13    Adopt Principles for Health Care Reform Against   Against      Shareholder
14    Report on Charitable Contributions      Against   Against      Shareholder


- --------------------------------------------------------------------------------

ORACLE CORP.

Ticker:       ORCL           Security ID:  68389X105
Meeting Date: OCT 7, 2009    Meeting Type: Annual
Record Date:  AUG 10, 2009

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1.1   Elect Director Jeffrey S. Berg          For       For          Management
1.2   Elect Director H. Raymond Bingham       For       For          Management
1.3   Elect Director Michael J. Boskin        For       For          Management
1.4   Elect Director Safra A. Catz            For       For          Management
1.5   Elect Director Bruce R. Chizen          For       For          Management
1.6   Elect Director George H. Conrades       For       For          Management
1.7   Elect Director Lawrence J. Ellison      For       For          Management
1.8   Elect Director Hector Garcia-Molina     For       For          Management
1.9   Elect Director Jeffrey O. Henley        For       For          Management
1.10  Elect Director Donald L. Lucas          For       For          Management
1.11  Elect Director Charles E. Phillips, Jr. For       For          Management
1.12  Elect Director Naomi O. Seligman        For       For          Management
2     Approve Executive Incentive Bonus Plan  For       For          Management
3     Ratify Auditors                         For       For          Management
4     Amend Articles/Bylaws/Charter -- Call   Against   For          Shareholder
      Special Meetings
5     Advisory Vote to Ratify Named Executive Against   For          Shareholder
      Officers' Compensation
6     Stock Retention/Holding Period          Against   For          Shareholder


- --------------------------------------------------------------------------------

PROCTER & GAMBLE COMPANY, THE

Ticker:       PG             Security ID:  742718109
Meeting Date: OCT 13, 2009   Meeting Type: Annual
Record Date:  AUG 14, 2009

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1     Elect Director Kenneth I. Chenault      For       For          Management
2     Elect Director Scott D. Cook            For       For          Management
3     Elect Director Rajat K. Gupta           For       For          Management
4     Elect Director A.G. Lafley              For       For          Management
5     Elect Director Charles R. Lee           For       For          Management
6     Elect Director Lynn M. Martin           For       For          Management
7     Elect Director Robert A. McDonald       For       For          Management
8     Elect Director W. James McNerney, Jr.   For       For          Management
9     Elect Director Johnathan A. Rodgers     For       For          Management
10    Elect Director Ralph Snyderman          For       For          Management
11    Elect Director Mary Agnes Wilderotter   For       For          Management
12    Elect Director Patricia A. Woertz       For       For          Management
13    Elect Director Ernesto Zedillo          For       For          Management
14    Ratify Auditors                         For       For          Management
15    Amend Code of Regulations               For       For          Management
16    Approve Omnibus Stock Plan              For       For          Management
17    Provide for Cumulative Voting           Against   Against      Shareholder
18    Advisory Vote to Ratify Named Executive Against   For          Shareholder
      Officers' Compensation


- --------------------------------------------------------------------------------

SEAGATE TECHNOLOGY

Ticker:       STX            Security ID:  G7945J104
Meeting Date: OCT 28, 2009   Meeting Type: Annual
Record Date:  SEP 4, 2009

#     Proposal                                Mgt Rec   Vote Cast    Sponsor
1a    Elect Stephen J. Luczo as Director      For       For          Management
1b    Election Frank J. Biondi, Jr. as        For       For          Management
      Director
1c    Election William W. Bradley as Director For       For          Management
1d    Election David F. Marquardt as Director For       For          Management
1e    Election Lydia M. Marshall as Director  For       For          Management
1f    Election Albert A. Pimentel as Director For       For          Management
1g    Election C.S. Park as Director          For       For          Management
1h    Election Gregorio Reyes as Director     For       For          Management
1i    Election John W. Thompson as Director   For       For          Management
1j    Election Edward J. Zander as Director   For       For          Management
2     Increase Number of Shares Reserved      For       For          Management
      Under Seagate Technology's Employee
      Stock Purchase Plan in the Amount of 10
      Million Shares
3     Approve Employee Stock Option Exchange  For       Against      Management
      Program
4     Ratify Ernst & Young LLP as Auditors    For       For          Management
5     Transact Other Business (Non-Voting)    None      None         Management

========== END NPX REPORT