0001209191-21-017934.txt : 20210304 0001209191-21-017934.hdr.sgml : 20210304 20210304174213 ACCESSION NUMBER: 0001209191-21-017934 CONFORMED SUBMISSION TYPE: 3 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20210303 FILED AS OF DATE: 20210304 DATE AS OF CHANGE: 20210304 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Rubino Stephen CENTRAL INDEX KEY: 0001849075 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 000-51531 FILM NUMBER: 21715543 MAIL ADDRESS: STREET 1: C/O VIRACTA THERAPEUTICS, INC. STREET 2: 2533 SOUTH COAST HWY., STE. 210 CITY: CARDIFF STATE: CA ZIP: 92007 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Viracta Therapeutics, Inc. CENTRAL INDEX KEY: 0001061027 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 943295878 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 2533 S COAST HWY 101 STREET 2: SUITE 210 CITY: CARDIFF STATE: CA ZIP: 92007 BUSINESS PHONE: 858-400-8470 MAIL ADDRESS: STREET 1: 2533 S COAST HWY 101 STREET 2: SUITE 210 CITY: CARDIFF STATE: CA ZIP: 92007 FORMER COMPANY: FORMER CONFORMED NAME: MOSAIC PHARMACEUTICALS INC DATE OF NAME CHANGE: 19980709 FORMER COMPANY: FORMER CONFORMED NAME: SUNESIS PHARMACEUTICALS INC DATE OF NAME CHANGE: 19980501 3 1 doc3.xml FORM 3 SUBMISSION X0206 3 2021-03-03 1 0001061027 Viracta Therapeutics, Inc. VIRX 0001849075 Rubino Stephen C/O VIRACTA THERAPEUTICS, INC. 2533 S COAST HWY 101, SUITE 210 CARDIFF CA 92007 1 0 0 0 Exhibit 24: Power of Attorney No securities beneficially held /s/ Michael Mueller, as Attorney-in-Fact 2021-03-04 EX-24 2 attachment1.htm EX-24 DOCUMENT

Exhibit 24

POWER OF ATTORNEY

The undersigned, as a Section 16 reporting person of Viracta Therapeutics, Inc.
(the "Company"), hereby constitutes and appoints Ivor Royston, Daniel
Chevallard, Michael Mueller, Shelly Vandertie, Ben Capps, and Brandon Shaw the
undersigneds true and lawful attorneys-in-fact to:

1.	complete and execute Forms 3, 4 and 5 and other forms and all amendments
thereto as such attorneys-in-fact shall in their discretion determine to be
required or advisable pursuant to Section 16 of the Securities Exchange Act of
1934 (as amended) and the rules and regulations promulgated thereunder, or any
successor laws and regulations, as a consequence of the undersigneds ownership,
acquisition or disposition of securities of the Company; and

2.	do all acts necessary in order to file such forms with the Securities and
Exchange Commission, any securities exchange or national association, the
Company and such other person or agency as the attorneys-in-fact shall deem
appropriate.

The undersigned hereby ratifies and confirms all that said attorneys in-fact and
agent shall do or cause to be done by virtue hereof.  The undersigned
acknowledges that the foregoing attorneys-in-fact, in serving in such capacity
at the request of the undersigned, is not assuming, nor is the Company assuming,
any of the undersigneds responsibilities to comply with Section 16 of the
Securities Exchange Act of 1934 (as amended).

This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4 and 5 with respect to the
undersigneds holdings of and transactions in securities issued by the Company,
unless earlier revoked by the undersigned in a signed writing delivered to the
Company and the foregoing attorneys-in-fact.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of this 4th day of March, 2021.



Signature:  /s/ Stephen Rubino

Print Name:  Stephen Rubino