Attached files

file filename
EX-31.1 - CERTIFICATION OF CEO REQUIRED BY RULE 13A-14(A) OR RULE 15D-14(A) - EXELIXIS, INC.exel20150930exhibit311.htm
EX-12.1 - STATEMENT RE COMPUTATION OF EARNINGS TO FIXED CHARGES - EXELIXIS, INC.exel20150930exhibit121.htm
EX-4.5 - FORM OF WARRANT TO PURCHASE COMMON STOCK OF EXELIXIS, INC. ISSUED TO OTA LLC - EXELIXIS, INC.exel20150930exhibit45.htm
10-Q - 10-Q - EXELIXIS, INC.exel2015093010-q.htm
EX-31.2 - CERTIFICATION OF CFO REQUIRED BY RULE 13A-14(A) OR RULE 15D-14(A) - EXELIXIS, INC.exel20150930exhibit312.htm
EX-10.5 - OFFER LETTER AGRMT, DTD JUNE 30, 2015, BETWEEN CHRISTOPHER SENNER, & EXELIXIS - EXELIXIS, INC.exel20150930exhibit105.htm


Exhibit 32.1
CERTIFICATION
Pursuant to the requirement set forth in Rule 13a-14(b) of the Securities Exchange Act of 1934, as amended, and Section 1350 of Chapter 63 of Title 18 of the United States Code, Michael M. Morrissey, Ph.D., the Chief Executive Officer of Exelixis, Inc. (the “Company”), and Christopher J. Senner, the Chief Financial Officer of the Company, each hereby certifies that, to the best of his/her knowledge:
1.     The Company’s Quarterly Report on Form 10-Q for the period ended October 2, 2015, to which this Certification is attached as Exhibit 32.1 (the “Quarterly Report”), fully complies with the requirements of Section 13(a) or Section 15(d) of the Securities Exchange Act of 1934, as amended; and
2.     The information contained in the Quarterly Report fairly presents, in all material respects, the financial condition and results of operations of the Company.
In Witness Whereof, the undersigned have set their hands hereto as of the 10th day of November 2015.
 
/s/    MICHAEL M. MORRISSEY        
 
 
 
/s/    CHRISTOPHER J. SENNER  
Michael M. Morrissey, Ph.D.
 
 
 
Christopher J. Senner
Chief Executive Officer
(Principal Executive Officer)
 
 
 
Chief Financial Officer
(Principal Financial Officer)