UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C.  20549

SCHEDULE 13D
 

Under the Securities Exchange Act of 1934

(Amendment No. 4)*

Sunesis Pharmaceuticals, Inc.

(Name of Issuer)

Common Stock, $0.0001 par value

(Title of Class of Securities)

867328502

(CUSIP Number)

Louis S. Citron, Esq.

New Enterprise Associates

1954 Greenspring Drive

Timonium, MD 21093

(410) 842-4015

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)

December 21, 2015

(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 §§240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box. o

Note:  Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits.  See §240.13d-7 for other parties to whom copies are to be sent.

*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.   867328502 13D Page 2 of 20 Pages

1	NAMES OF REPORTING PERSONS.  I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Growth Equity Opportunities Fund, LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)         (a)  o                                                                                                                                                                      (b)  o
3	SEC USE ONLY
4	SOURCE OF FUNDS (SEE INSTRUCTIONS) WC
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) o
6	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware Limited Liability Company
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER 0 shares
		8	SHARED VOTING POWER 7,789,644 shares
		9	SOLE DISPOSITIVE POWER 0 shares
		10	SHARED DISPOSITIVE POWER 7,789,644 shares
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 7,789,644 shares
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 9.0%
14	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) OO

CUSIP No.  867328502 13D Page 3 of 20 Pages

1	NAMES OF REPORTING PERSONS.  I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). New Enterprise Associates 12, Limited Partnership
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)         (a)  o                                                                                                                                                                      (b)  o
3	SEC USE ONLY
4	SOURCE OF FUNDS (SEE INSTRUCTIONS) AF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) o
6	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware Limited Partnership
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER 0 shares
		8	SHARED VOTING POWER 7,789,644 shares
		9	SOLE DISPOSITIVE POWER 0 shares
		10	SHARED DISPOSITIVE POWER 7,789,644 shares
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 7,789,644 shares
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 9.0%
14	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) PN

CUSIP No. 867328502 13D Page 4 of 20 Pages

1	NAMES OF REPORTING PERSONS.  I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). NEA Partners 12, Limited Partnership
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)         (a)  o                                                                                                                                                                      (b)  o
3	SEC USE ONLY
4	SOURCE OF FUNDS (SEE INSTRUCTIONS) AF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) o
6	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware Limited Partnership
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER 0 shares
		8	SHARED VOTING POWER 7,789,644 shares
		9	SOLE DISPOSITIVE POWER 0 shares
		10	SHARED DISPOSITIVE POWER 7,789,644 shares
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 7,789,644 shares
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 9.0%
14	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) PN

CUSIP No. 867328502 13D Page 5 of 20 Pages

1	NAMES OF REPORTING PERSONS.  I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). NEA 12 GP, LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)         (a)  o                                                                                                                                                                      (b)  o
3	SEC USE ONLY
4	SOURCE OF FUNDS (SEE INSTRUCTIONS) AF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) o
6	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware Limited Liability Company
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER 0 shares
		8	SHARED VOTING POWER 7,789,644 shares
		9	SOLE DISPOSITIVE POWER 0 shares
		10	SHARED DISPOSITIVE POWER 7,789,644 shares
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 7,789,644 shares
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 9.0%
14	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) OO

CUSIP No.  867328502 13D Page 6 of 20 Pages

1	NAMES OF REPORTING PERSONS.  I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Michael James Barrett
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)         (a)  o                                                                                                                                                                      (b)  o
3	SEC USE ONLY
4	SOURCE OF FUNDS (SEE INSTRUCTIONS) AF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) o
6	CITIZENSHIP OR PLACE OF ORGANIZATION United States citizen
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER 0 shares
		8	SHARED VOTING POWER 7,789,644 shares
		9	SOLE DISPOSITIVE POWER 0 shares
		10	SHARED DISPOSITIVE POWER 7,789,644 shares
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 7,789,644 shares
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 9.0%
14	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) IN

CUSIP No.  867328502 13D Page 7 of 20 Pages

1	NAMES OF REPORTING PERSONS.  I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Peter J. Barris
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)         (a)  o                                                                                                                                                                      (b)  o
3	SEC USE ONLY
4	SOURCE OF FUNDS (SEE INSTRUCTIONS) AF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) o
6	CITIZENSHIP OR PLACE OF ORGANIZATION United States citizen
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER 0 shares
		8	SHARED VOTING POWER 7,789,644 shares
		9	SOLE DISPOSITIVE POWER 0 shares
		10	SHARED DISPOSITIVE POWER 7,789,644 shares
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  7,789,644 shares
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 9.0%
14	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) IN

CUSIP No.  867328502 13D Page 8 of 20 Pages

1	NAMES OF REPORTING PERSONS.  I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Forest Baskett
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)         (a)  o                                                                                                                                                                      (b)  o
3	SEC USE ONLY
4	SOURCE OF FUNDS (SEE INSTRUCTIONS) AF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) o
6	CITIZENSHIP OR PLACE OF ORGANIZATION United States citizen
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER 0 shares
		8	SHARED VOTING POWER 7,789,644 shares
		9	SOLE DISPOSITIVE POWER 0 shares
		10	SHARED DISPOSITIVE POWER 7,789,644 shares
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 7,789,644 shares
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 9.0%
14	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) IN

CUSIP No.  867328502 13D Page 9 of 20 Pages

1	NAMES OF REPORTING PERSONS.  I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Patrick J. Kerins
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)         (a)  o                                                                                                                                                                      (b)  o
3	SEC USE ONLY
4	SOURCE OF FUNDS (SEE INSTRUCTIONS) AF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) o
6	CITIZENSHIP OR PLACE OF ORGANIZATION United States citizen
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER 0 shares
		8	SHARED VOTING POWER 7,789,644 shares
		9	SOLE DISPOSITIVE POWER 0 shares
		10	SHARED DISPOSITIVE POWER 7,789,644 shares
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 7,789,644 shares
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 9.0%
14	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) IN

CUSIP No.  867328502 13D Page 10 of 20 Pages

1	NAMES OF REPORTING PERSONS.  I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Krishna S. Kolluri
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)         (a)  o                                                                                                                                                                      (b)  o
3	SEC USE ONLY
4	SOURCE OF FUNDS (SEE INSTRUCTIONS) AF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) o
6	CITIZENSHIP OR PLACE OF ORGANIZATION United States citizen
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER 0 shares
		8	SHARED VOTING POWER 7,789,644 shares
		9	SOLE DISPOSITIVE POWER 0 shares
		10	SHARED DISPOSITIVE POWER 7,789,644 shares
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 7,789,644 shares
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 9.0%
14	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) IN

CUSIP No.  867328502 13D Page 11 of 20 Pages

1	NAMES OF REPORTING PERSONS.  I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Scott D. Sandell
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)         (a)  o                                                                                                                                                                      (b)  o
3	SEC USE ONLY
4	SOURCE OF FUNDS (SEE INSTRUCTIONS) AF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) o
6	CITIZENSHIP OR PLACE OF ORGANIZATION United States citizen
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER 0 shares
		8	SHARED VOTING POWER 7,789,644 shares
		9	SOLE DISPOSITIVE POWER 0 shares
		10	SHARED DISPOSITIVE POWER 7,789,644 shares
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 7,789,644 shares
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 9.0%
14	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) IN

CUSIP No.  867328502 13D Page 12 of 20 Pages

Schedule 13D

Item 1.        Security and Issuer.

This Amendment No. 4 (“Amendment No. 4”) to Schedule 13D amends and supplements the statement on Schedule 13D originally filed on April 13, 2009, as amended on November 17, 2009, July 9, 2010 and August 13, 2014, relating to common stock, $0.0001 par value (the “Common Stock”) of Sunesis Pharmaceuticals, Inc. (the “Issuer”) having its principal executive office at 395 Oyster Point Boulevard, Suite 400, South San Francisco, California 94080.

Certain terms used but not defined in this Amendment No. 4 have the meanings assigned thereto in the Schedule 13D (including Amendment No. 1, Amendment No. 2 and Amendment No. 3 thereto). Except as specifically provided herein, this Amendment No. 4 does not modify any of the information previously reported on the Schedule 13D, as amended (including Amendment No. 1, Amendment No. 2 and Amendment No. 3 thereto).

Item 2.        Identity and Background.

This statement is being filed by:

(a)      Growth Equity Opportunities Fund, LLC (“GEO”);

(b)New Enterprise Associates 12, Limited Partnership (“NEA 12”), which is the sole member of GEO;

(c)NEA Partners 12, Limited Partnership (“NEA Partners 12”), which is the general partner of NEA 12; and NEA 12 GP, LLC (“NEA 12 GP”), which is the general partner of NEA Partners 12; and

(d)Michael James Barrett (“Barrett”), Peter J. Barris (“Barris”), Forest Baskett (“Baskett”), Patrick J. Kerins (“Kerins”), Krishna S. Kolluri (“Kolluri”) and Scott D. Sandell (“Sandell”) (collectively, the “Managers”) and Ryan D. Drant (“Drant”).  The Managers are the individual managers of NEA 12 GP.

The persons named in this Item 2 are referred to individually herein as a “Reporting Person” and collectively as the “Reporting Persons.”

The address of the principal business office of GEO, NEA 12, NEA Partners 12 and NEA 12 GP is New Enterprise Associates, 1954 Greenspring Drive, Timonium, MD 21093.  The address of the principal business office of Baskett, Kolluri and Sandell is New Enterprise Associates, 2855 Sand Hill Road, Menlo Park, California 94025.  The address of the principal business office of Barrett, Barris and Kerins is New Enterprise Associates, 5425 Wisconsin Avenue, Suite 800, Chevy Chase, MD 20815.

Item 3.        Source and Amount of Funds or Other Consideration.

On December 21, 2015, the Issuer completed the closing of an underwritten offering of 10,996,191 shares of Common Stock (the “Offering”).  At the closing of the Offering, GEO purchased an aggregate of 2,100,000 shares of Common Stock at the offering price of $0.84 per share for an aggregate purchase price of $1,764,000.  Prior to the Offering, GEO held 5,689,644 shares of the Issuer’s Common Stock.  GEO now holds 7,789,644 shares of the Issuer’s Common Stock (the “GEO Shares”).

The working capital of GEO was the source of the funds for the purchase of the GEO Shares.  No part of the purchase price of the GEO Shares was represented by funds or other consideration borrowed or otherwise obtained for the purpose of acquiring, holding, trading or voting the GEO Shares.

CUSIP No.  867328502 13D Page 13 of 20 Pages

Item 4.         Purpose of Transaction.

GEO acquired the GEO Shares for investment purposes.  Depending on market conditions, its continuing evaluation of the business and prospects of the Issuer and other factors, GEO and other Reporting Persons may dispose of or acquire additional shares of the Issuer.  Except as set forth above, none of the Reporting Persons has any present plans which relate to or would result in:

(a) The acquisition by any person of additional securities of the Issuer, or the disposition of securities of the Issuer;

(b) An extraordinary corporate transaction, such as a merger, reorganization or liquidation, involving the Issuer or any of its subsidiaries;

(c) A sale or transfer of a material amount of assets of the Issuer or any of its subsidiaries;

(d) Any change in the present board of directors or management of the Issuer, including any plans or proposals to change the number or term of directors or to fill any existing vacancies on the board;

(e) Any material change in the present capitalization or dividend policy of the Issuer;

(f) Any other material change in the Issuer’s business or corporate structure;

(g) Changes in the Issuer’s charter, bylaws or instruments corresponding thereto or other actions which may impede the acquisition of control of the Issuer by any person;

(h) Causing a class of securities of the Issuer to be delisted from a national securities exchange or to cease to be authorized to be quoted in an inter-dealer quotation system of a registered national securities association;

(i) A class of equity securities of the Issuer becoming eligible for termination of registration pursuant to Section 12(g)(4) of the Securities Exchange Act of 1934; or

(j) Any action similar to any of those enumerated above.

Item 5.        Interest in Securities of the Issuer.

(a)            After consummation of the transactions described above, GEO is the record owner of the GEO Shares.  As the sole member of GEO, NEA 12 may be deemed to own beneficially the GEO Shares.  As the general partner of NEA 12, NEA Partners 12 may also be deemed to own beneficially the GEO Shares.  As the general partner of NEA Partners 12, NEA 12 GP likewise may be deemed to own beneficially the GEO Shares.  As the individual Managers of NEA 12 GP, each of the Managers also may be deemed to own beneficially the GEO Shares.

The percentage of outstanding Common Stock which may be deemed to be beneficially owned by each Reporting Person is set forth on Line 13 of such Reporting Person’s cover sheet.  Such percentage is calculated based upon 86,467,090 shares of Common Stock reported to be outstanding immediately after the Offering on the Issuer’s prospectus supplement filed under Rule 424(b)(5), filed with the Securities Exchange Commission on December 17, 2015.

Each Reporting Person disclaims beneficial ownership of the GEO Shares other than those shares which such person owns of record.

CUSIP No.  867328502 13D Page 14 of 20 Pages

(b) Regarding the number of shares as to which such person has:

(i) sole power to vote or to direct the vote: See line 7 of cover sheets.

(ii) shared power to vote or to direct the vote: See line 8 of cover sheets.

(iii) sole power to dispose or to direct the disposition: See line 9 of cover sheets.

(iv) shared power to dispose or to direct the disposition: See line 10 of cover sheets.

(c) Except as set forth in Item 4 above, none of the Reporting Persons has effected any transaction in the Common Stock during the last 60 days.

(d) No other person is known to have the right to receive or the power to direct the receipt of dividends from, or any proceeds from the sale of, Securities beneficially owned by any of the Reporting Persons.

(e) Drant has ceased to beneficially own five percent (5%) or more of the Issuer’s Common Stock as a result of ceasing to be a Manager of NEA 12 GP.

Item 7.        Material to be Filed as Exhibits.

Exhibit 1 – Agreement regarding filing of joint Schedule 13D.

Exhibit 2 – Power of Attorney regarding filings under the Securities Exchange Act of 1934, as amended.

CUSIP No.  867328502 13D Page 15 of 20 Pages

SIGNATURE

After reasonable inquiry and to the best of its knowledge and belief, each of the undersigned certifies that the information set forth in this statement is true, complete and correct.

Date:          January 7, 2016

GROWTH EQUITY OPPORTUNITIES FUND, LLC

By:         NEW ENTERPRISE ASSOCIATES 12, LIMITED PARTNERSHIP

Sole Member

By:  NEA PARNTERS 12, LIMITED PARTNERSHIP

        General Partner

       By:       NEA 12 GP, LLC

     General Partner

     By:   /s/ Peter J. Barris                              

      Peter J. Barris

      Manager

NEW ENTERPRISE ASSOCIATES 12, LIMITED PARTNERSHIP

By: NEA PARTNERS 12, LIMITED PARTNERSHIP

General Partner

By: NEA 12 GP, LLC

General Partner

By:   /s/ Peter J. Barris                                 

Peter J. Barris

Manager

NEA PARTNERS 12, LIMITED PARTNERSHIP

By: NEA 12 GP, LLC

General Partner

By:  /s/ Peter J. Barris                                        

       Peter J. Barris

       Manager

NEA 12 GP, LLC

By:  /s/ Peter J. Barris                                        

       Peter J. Barris

       Manager

CUSIP No.  867328502 13D Page 16 of 20 Pages

         *                                                         

Michael James Barrett

         *                                                         

Peter J. Barris

         *                                                         

Forest Baskett

         *                                                         

Ryan D. Drant

         *                                                         

Patrick J. Kerins

         *                                                         

Krishna S. Kolluri

         *                                                         

Scott D. Sandell

By:   */s/ Sasha Keough                                                                          

Sasha Keough

As attorney-in-fact

This Amendment No. 4 to Schedule 13D was executed by Sasha Keough on behalf of the individuals listed above pursuant to a Power of Attorney a copy of which is attached as Exhibit 2.

CUSIP No.  867328502 13D Page 17 of 20 Pages

EXHIBIT 1

AGREEMENT

Pursuant to Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, the undersigned hereby agree that only one statement containing the information required by Schedule 13D need be filed with respect to the ownership by each of the undersigned of shares of stock of Sunesis Pharmaceuticals, Inc.

EXECUTED this 7th day of January, 2016

GROWTH EQUITY OPPORTUNITIES FUND, LLC

By:         NEW ENTERPRISE ASSOCIATES 12, LIMITED PARTNERSHIP

Sole Member

By:  NEA PARNTERS 12, LIMITED PARTNERSHIP

        General Partner

       By:       NEA 12 GP, LLC

     General Partner

     By:   /s/ Peter J. Barris                              

      Peter J. Barris

      Manager

NEW ENTERPRISE ASSOCIATES 12, LIMITED PARTNERSHIP

By: NEA PARTNERS 12, LIMITED PARTNERSHIP

General Partner

By: NEA 12 GP, LLC

General Partner

By:   /s/ Peter J. Barris                                 

Peter J. Barris

Manager

NEA PARTNERS 12, LIMITED PARTNERSHIP

By: NEA 12 GP, LLC

General Partner

By:  /s/ Peter J. Barris                                        

       Peter J. Barris

       Manager

NEA 12 GP, LLC

By:  /s/ Peter J. Barris                                        

       Peter J. Barris

       Manager

CUSIP No.  867328502 13D Page 18 of 20 Pages

         *                                                         

Michael James Barrett

         *                                                         

Peter J. Barris

         *                                                         

Forest Baskett

         *                                                         

Ryan D. Drant

         *                                                         

Patrick J. Kerins

         *                                                         

Krishna S. Kolluri

         *                                                         

Scott D. Sandell

By:  */s/ Sasha Keough                                                            

Sasha Keough

As attorney-in-fact

This Agreement relating to Schedule 13D was executed by Sasha Keough on behalf of the individuals listed above pursuant to a Power of Attorney a copy of which is attached hereto as Exhibit 2.

CUSIP No.  867328502 13D Page 19 of 20 Pages

EXHIBIT 2

POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS, that the undersigned hereby constitutes and appoints Louis S. Citron, Timothy Schaller, Sasha Keough and Stephanie Brecher, and each of them, with full power to act without the others, his or her true and lawful attorney-in-fact, with full power of substitution, to sign any and all instruments, certificates and documents that may be necessary, desirable or appropriate to be executed on behalf of himself as an individual or in his or her capacity as a direct or indirect general partner, director, officer or manager of any partnership, corporation or limited liability company, pursuant to section 13 or 16 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), and any and all regulations promulgated thereunder, and to file the same, with all exhibits thereto, and any other documents in connection therewith, with the Securities and Exchange Commission, and with any other entity when and if such is mandated by the Exchange Act or by the Financial Industry Regulatory Authority, granting unto said attorney-in-fact full power and authority to do and perform each and every act and thing necessary, desirable or appropriate, fully to all intents and purposes as he or she might or could do in person, thereby ratifying and confirming all that said attorney-in-fact, or his or her substitutes, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, this Power of Attorney has been signed as of the 1st day of August, 2013.

/s/ M. James Barrett

M. James Barrett

/s/ Peter J. Barris

Peter J. Barris

/s/ Forest Baskett

Forest Baskett

/s/ Rohini Chakravarthy

Rohini Chakravarthy

/s/ Patrick Chung

Patrick Chung

/s/ Ryan Drant

Ryan Drant

/s/ Anthony A. Florence

Anthony A. Florence

/s/ Robert Garland

Robert Garland

/s/ Paul Hsiao

Paul Hsiao

/s/ Patrick J. Kerins

Patrick J. Kerins

/s/ Suzanne King

Suzanne King

CUSIP No.  867328502 13D Page 20 of 20 Pages

/s/ Krishna S. Kolluri

Krishna S. Kolluri

/s/ C. Richard Kramlich

C. Richard Kramlich

/s/ Edward Mathers

Edward Mathers

/s/ David M. Mott

David M. Mott

/s/ John M. Nehra

John M. Nehra

/s/ Charles W. Newhall III

Charles W. Newhall III

/s/ Jason R. Nunn

Jason R. Nunn

/s/ Jon Sakoda

Jon Sakoda

/s/ Scott D. Sandell

Scott D. Sandell

/s/ Peter W. Sonsini

Peter W. Sonsini

/s/ A. Brooke Seawell

A. Brooke Seawell

/s/ Ravi Viswanathan

Ravi Viswanathan

/s/ Paul E. Walker

Paul E. Walker

/s/ Harry Weller

Harry Weller