Andrew Callos - 17 Mar 2026 Form 4 Insider Report for CYTOKINETICS INC (CYTK)

Signature
/s/ John O. Faurescu, attorney-in-fact for Mr. Callos
Issuer symbol
CYTK
Transactions as of
17 Mar 2026
Net transactions value
-$530,885
Form type
4
Filing time
18 Mar 2026, 17:43:50 UTC
Previous filing
16 Mar 2026
Next filing
18 Mar 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Callos Andrew EVP, Chief Commercial Officer 350 OYSTER POINT BLVD, SOUTH SAN FRANCISCO /s/ John O. Faurescu, attorney-in-fact for Mr. Callos 18 Mar 2026 0001852129

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CYTK Common Stock Sale $349,656 -5,626 -7% $62.15 74,489 17 Mar 2026 Direct F1
transaction CYTK Common Stock Sale $181,229 -2,916 -3.9% $62.15 71,573 17 Mar 2026 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Company compelled sell-to-cover transaction to satisfy tax withholding obligations attributable to RSU vesting.
F2 Company compelled sell-to-cover transaction to satisfy tax withholding obligations attributable to RSU vesting.