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Exhibit 31.1

 

CERTIFICATIONS

Chief Executive Officer

I, Paris Panayiotopoulos, certify that:

 

1. I have reviewed this Amendment No. 1 to the Quarterly Report on Form 10-Q/A of ARIAD Pharmaceuticals, Inc.; and

 

2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report.

 

    By:  

/s/ Paris Panayiotopoulos

      Paris Panayiotopoulos
Date: February 13, 2017       President and Chief Executive Officer
      (Principal executive officer)