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UNITED STATES
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SECURITIES AND EXCHANGE COMMISSION
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Washington, D.C. 20549
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SCHEDULE 13D
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CUSIP No. 45781M101 SCHEDULE 13D
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1
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NAME OF REPORTING PERSON OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Sarissa Capital Management LP
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2
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CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a) ☐ (b) ☐
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3
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SEC USE ONLY
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4
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SOURCE OF FUNDS
AF
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5
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CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR
2(e) ☐
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6
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CITIZENSHIP OR PLACE OF ORGANIZATION
DELAWARE
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NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH
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7
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SOLE VOTING POWER
0
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8
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SHARED VOTING POWER
6,414,000
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9
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SOLE DISPOSITIVE POWER
0
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10
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SHARED DISPOSITIVE POWER
6,414,000
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11
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
6,414,000
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12
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CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES ☐
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13
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PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
9.24%
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14
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TYPE OF REPORTING PERSON
PN, IA
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CUSIP No. 45781M101 SCHEDULE 13D
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1
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NAME OF REPORTING PERSON OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Alexander J. Denner, Ph.D.
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2
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CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(a) ☐ (b) ☐
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3
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SEC USE ONLY
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4
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SOURCE OF FUNDS
AF
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5
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CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR
2(e) ☐
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6
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CITIZENSHIP OR PLACE OF ORGANIZATION
UNITED STATES
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NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH
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7
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SOLE VOTING POWER
0
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8
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SHARED VOTING POWER
6,414,000
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9
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SOLE DISPOSITIVE POWER
0
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10
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SHARED DISPOSITIVE POWER
6,414,000
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11
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
6,414,000
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12
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CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES ☐
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13
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PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
9.24%
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14
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TYPE OF REPORTING PERSON
IN, HC
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Exhibit 4
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Letter Agreement, by and among Innoviva Strategic Partners LLC, ISP Fund LP and Sarissa Capital Fund GP LP, dated May 20, 2021 (incorporated by reference to Exhibit 10.2 to the Issuer’s Current Report on Form
8-K, filed with the SEC on May 20, 2021).
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SARISSA CAPITAL MANAGEMENT LP
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By:
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/s/ Mark DiPaolo
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Name: Mark DiPaolo
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Title: General Counsel
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/s/Alexander J. Denner
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Alexander J. Denner
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Name
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Position
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Alexander J. Denner, Ph.D.
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Chief Investment Officer of Sarissa Capital
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Mark DiPaolo
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Senior Partner and General Counsel of Sarissa Capital
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Patrice Bonfiglio
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Chief Financial Officer and Chief Compliance Officer of Sarissa Capital
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Eric Vincent
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President of Sarissa Capital
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