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NAMES OF REPORTING PERSONS

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only)

Atlas Master Fund, Ltd.

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

(a) ☐ (b) ☐

SEC USE ONLY

CITIZENSHIP OR PLACE OF ORGANIZATION

Cayman

Accession Number:: 0001193125-20-038303
Form Type:: 13G Filing
Publication Date:: 2020-02-14 16:21:56

Filed By:: Balyasny Asset Management
Company:: Viracta Therapeutics Inc. (NASDAQ:VIRX)
Filing Date:: 2020-02-14
SEC Url:: 13G Filing

Ownership Summary

Please notice the below summary table is generated without human intervention and may contain errors. Please refer to the complete filing displayed below for exact figures.

Name	Sole Voting Power	Shared Voting Power	Sole Dispositive Power	Shared Dispositive Power	Aggregate Amount Owned Power	Percent of Class
Atlas Master Fund, Ltd						0.00%
Atlas Global						0.00%
Atlas Global Investments, Ltd						0.00%
Atlas Institutional Fund						0.00%
Atlas Institutional Fund, Ltd						0.00%
Atlas Global Japan Unit Trust						0.00%
Atlas Enhanced Master Fund, Ltd						0.00%
Atlas Enhanced Fund						0.00%
Atlas Enhanced Fund, Ltd						0.00%
Balyasny Asset Management						0.00%
Dmitry Balyasny						0.00%

Filing

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. 3)

SUNESIS PHARMACEUTICALS, INC.

(Name of Issuer)

COMMON STOCK

(Title of Class of Securities)

867328700

(CUSIP Number)

December 31, 2019

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

☐ Rule 13d-1(b)

☒ Rule 13d-1(c)

☐ Rule 13d-1(d)

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. 867328700				Page 2 of 24 Pages

*SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 867328700				Page 3 of 24 Pages

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CUSIP No. 867328700				Page 4 of 24 Pages

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CUSIP No. 867328700				Page 5 of 24 Pages

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CUSIP No. 867328700				Page 6 of 24 Pages

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CUSIP No. 867328700				Page 7 of 24 Pages

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CUSIP No. 867328700				Page 8 of 24 Pages

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CUSIP No. 867328700				Page 9 of 24 Pages

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CUSIP No. 867328700				Page 10 of 24 Pages

*SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 867328700				Page 11 of 24 Pages

*SEE INSTRUCTIONS BEFORE FILLING OUT.


CUSIP No. 867328700				Page 12 of 24 Pages

*SEE INSTRUCTIONS BEFORE FILLING OUT.

Item 1 (a) Name

of Issuer:

Sunesis Pharmaceuticals, Inc. (the Company)

(b)

Address of Issuers Principal Executive Offices:

395 Oyster Point Boulevard, Suite 400

South San Francisco, CA 94080

United States

Item 2 (a) (c) This statement is filed on behalf of the following:

(1) Atlas Master Fund, Ltd. is a Cayman corporation (AMF), with its principal business office at c/o Maples Corporate Services Limited, P.O. Box 309, Ugland House, George Town, Grand Cayman KY1-1104, Cayman Islands, British West Indies.

(2) Atlas Global, LLC is a Delaware limited liability company (AG), with its principal business office at 444 West Lake Street, 50^th Floor, Chicago, IL 60606. AG owns 4.00% of the equity interests in AMF.

(3) Atlas Global Investments, Ltd. is a Cayman corporation (AGI), with its principal business office at c/o Maples Corporate Services Limited, P.O. Box 309, Ugland House, George Town, Grand Cayman KY1-1104, Cayman Islands, British West Indies. AGI owns 55.03% of the equity interests in AMF.

(4) Atlas Institutional Fund, LLC is a Delaware limited liability company (AIF LLC), with its principal business office at 444 West Lake Street, 50^th Floor, Chicago, IL 60606. AIF LLC owns 23.95% of the equity interests in AMF.

(5) Atlas Institutional Fund, Ltd. is a Cayman corporation (AIF LTD), with its principal business office at c/o Maples Corporate Services Limited, P.O. Box 309, Ugland House, George Town, Grand Cayman KY1-1104, Cayman Islands, British West Indies. AIF LTD owns 9.41% of the equity interests in AMF.

(6) Atlas Global Japan Unit Trust is a Cayman exempted unit trust (AGJ), with its principal business office at c/o CIBC Bank and Trust Company (Cayman) Limited, CIBC Financial Centre, 11 Dr. Roys Drive-3^rd Floor, P.O. Box 694, Grand Cayman, Cayman Islands, British West Indies. AGJ owns 6.21% of the equity interests in AMF.

(7) Atlas Enhanced Master Fund, Ltd. is a Cayman corporation (AEMF), with its principal business office at c/o Maples Corporate Services Limited, P.O. Box 309, Ugland House, George Town, Grand Cayman KY1-1104, Cayman Islands, British West Indies.

Page 13 of 24 Pages

(8) Atlas Enhanced Fund, L.P. is a Delaware limited partnership (AEF LP), with its principal business office at 444 West Lake Street, 50^th Floor, Chicago, IL 60606. AEF LP owns 39.23% of the equity interests in AEMF.

(9) Atlas Enhanced Fund, Ltd. is a Cayman corporation (AEF LTD), with its principal business office at c/o Maples Corporate Services Limited, P.O. Box 309, Ugland House, George Town, Grand Cayman KY1-1104, Cayman Islands, British West Indies. AEF LTD owns 60.15% of the equity interests in AEMF.

(10) Balyasny Asset Management L.P. is a Delaware limited partnership (BAM), with its principal business office at 444 West Lake Street, 50^th Floor, Chicago, IL 60606. BAM is the investment manager to each of AMF, AG, AGI, AIF LLC, AIF LTD, AGJ, AEMF, AEF LP and AEF LTD.

(11) Dmitry Balyasny, a United States citizen whose business address is 444 West Lake Street, 50^th Floor, Chicago, IL 60606. Dmitry Balyasny is the sole managing member of the general partner of BAM.

(d)

Title of Class of Securities:

Common Stock

(e)

CUSIP Number: 867328700

Item 3 If this statement is filed pursuant to Rule 13d-1(b), or 13d-2(b) or (c), check whether the person filing is a:

Not Applicable

Item 4 Ownership:

AMF

(a)

Amount Beneficially Owned:

None

(b)

Percent of Class:

0.00%

Page 14 of 24 Pages

(c)

Number of Shares as to which person has:

(i)

Sole power to vote or to direct vote:

None

(ii)

Shared power to vote or to direct vote:

None

(iii)

Sole power to dispose or direct disposition of:

None

(iv)

Shared power to dispose or to direct disposition of:

None

(a)

Amount Beneficially Owned:

None

(b)

Percent of Class:

0.00%

(c)

Number of Shares as to which person has:

(i)

Sole power to vote or to direct vote:

None

(ii)

Shared power to vote or to direct vote:

None

(iii)

Sole power to dispose or direct disposition of:

None

(iv)

Shared power to dispose or to direct disposition of:

None

Page 15 of 24 Pages

AGI

(a)

Amount Beneficially Owned:

None

(b)

Percent of Class:

0.00%

(c)

Number of Shares as to which person has:

(i)

Sole power to vote or to direct vote:

None

(ii)

Shared power to vote or to direct vote:

None

(ii)

Sole power to dispose or direct disposition of:

None

(iv)

Shared power to dispose or to direct disposition of:

None

AIF LLC

(a)

Amount Beneficially Owned:

None

(b)

Percent of Class:

0.00%

(c)

Number of Shares as to which person has:

(i)

Sole power to vote or to direct vote:

None

Page 16 of 24 Pages

(ii)

Shared power to vote or to direct vote:

None

(iii)

Sole power to dispose or direct disposition of:

None

(iv)

Shared power to dispose or to direct disposition of:

None

AIF LTD

(a)

Amount Beneficially Owned:

None

(b)

Percent of Class:

0.00%

(c)

Number of Shares as to which person has:

(i)

Sole power to vote or to direct vote:

None

(ii)

Shared power to vote or to direct vote:

None

(iii)

Sole power to dispose or direct disposition of:

None

(iv)

Shared power to dispose or to direct disposition of:

None

Page 17 of 24 Pages

AGJ

(a)

Amount Beneficially Owned:

None

(b)

Percent of Class:

0.00%

(c)

Number of Shares as to which person has:

(i)

Sole power to vote or to direct vote:

None

(ii)

Shared power to vote or to direct vote:

None

(iii)

Sole power to dispose or direct disposition of:

None

(iv)

Shared power to dispose or to direct disposition of:

None

AEMF

(a)

Amount Beneficially Owned:

None

(b)

Percent of Class:

0.00%

(c)

Number of Shares as to which person has:

(i)

Sole power to vote or to direct vote:

None

(ii)

Shared power to vote or to direct vote:

None

Page 18 of 24 Pages

(iii)

Sole power to dispose or direct disposition of:

None

(iv)

Shared power to dispose or to direct disposition of:

None

AEF LP

(a)

Amount Beneficially Owned:

None

(b)

Percent of Class:

0.00%

(c)

Number of Shares as to which person has:

(i)

Sole power to vote or to direct vote:

None

(ii)

Shared power to vote or to direct vote:

None

(iii)

Sole power to dispose or direct disposition of:

None

(iv)

Shared power to dispose or to direct disposition of:

None

Page 19 of 24 Pages

AEF LTD

(a)

Amount Beneficially Owned:

None

(b)

Percent of Class:

0.00%

(c)

Number of Shares as to which person has:

(i)

Sole power to vote or to direct vote:

None

(ii)

Shared power to vote or to direct vote:

None

(iii)

Sole power to dispose or direct disposition of:

None

(iv)

Shared power to dispose or to direct disposition of:

None

BAM

(a)

Amount Beneficially Owned:

None

(b)

Percent of Class:

0.00%

(c)

Number of Shares as to which person has:

(i)

Sole power to vote or to direct vote:

None

Page 20 of 24 Pages

(ii)

Shared power to vote or to direct vote:

None

(iii)

Sole power to dispose or direct disposition of:

None

(iv)

Shared power to dispose or to direct disposition of:

None

Dmitry Balyasny

(a)

Amount Beneficially Owned:

None

(b)

Percent of Class:

0.00%

(c)

Number of Shares as to which person has:

(i)

Sole power to vote or to direct vote:

None

(ii)

Shared power to vote or to direct vote:

None

(iii)

Sole power to dispose or direct disposition of:

None

(iv)

Shared power to dispose or to direct disposition of:

None

Item 5 Ownership of Five Percent or Less of a Class:

Applicable

Page 21 of 24 Pages

Item 6 Ownership of More than Five Percent on Behalf of Another Person:

Not Applicable

Item 7 Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company:

Not Applicable

Item 8 Identification and Classification of Members of the Group:

Not Applicable

Item 9 Notice of Dissolution of Group:

Not Applicable

Item 10 Certification:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

Page 22 of 24 Pages

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: February 14, 2020


ATLAS MASTER FUND, LTD.		ATLAS GLOBAL, LLC

By:	/s/ Scott Schroeder	By:	/s/ Scott Schroeder
	Scott Schroeder		Scott Schroeder
	Authorized Signatory		Authorized Signatory

ATLAS GLOBAL INVESTMENTS, LTD.		ATLAS INSTITUTIONAL FUND, LLC

By:	/s/ Scott Schroeder	By:	/s/ Scott Schroeder
	Scott Schroeder		Scott Schroeder
	Authorized Signatory		Authorized Signatory

ATLAS INSTITUTIONAL FUND, LTD.		ATLAS GLOBAL JAPAN UNIT TRUST

By:	/s/ Scott Schroeder	By:	/s/ Scott Schroeder
	Scott Schroeder		Scott Schroeder
	Authorized Signatory		Authorized Representative

ATLAS ENHANCED MASTER FUND, LTD.		ATLAS ENHANCED FUND, L.P.

By:	/s/ Scott Schroeder	By:	/s/ Scott Schroeder
	Scott Schroeder		Scott Schroeder
	Authorized Signatory		Authorized Signatory

ATLAS ENHANCED FUND, LTD.		BALYASNY ASSET MANAGEMENT L.P.

By:	/s/ Scott Schroeder	By:	/s/ Scott Schroeder
	Scott Schroeder		Scott Schroeder
	Authorized Signatory		Authorized Signatory

Page 23 of 24 Pages



DMITRY BALYASNY

By:		/s/ Scott Schroeder
		Scott Schroeder
		Authorized Representative

Page 24 of 24 Pages