Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell
View the official recordSEC Form 4 — Statement of Changes in Beneficial OwnershipAll the details
Dates, kept separate
Transaction date
Dec 22, 2025
Reporting period
Not applicable
Filed with the SEC
Dec 23, 2025
CEOTax withholding
Context
Classification
tax withholding
Code F — shares delivered to pay exercise price or tax liability
Planned / mechanical clue
Tax mechanics (code F)
Only flagged when a footnote says so; never inferred
Source receipt
Record ID
0001061983-25-000052
Filed / recorded
Dec 23, 2025, 9:26 PM UTC
Added to OQRO
Oct 6, 2026, 7:14 PM UTC
Parser
form4-xml-v2
Data quality
Verified: identifiers matched exactly
Issuer
CYTOKINETICS INC
Issuer CIK
1061983
Ticker
CYTK
Reporting person
Robert I Blum
Relationship
Director, Officer
Officer title
President & CEO
Security
Common Stock
Table
Non-derivative (Table I)
Transaction date
Dec 22, 2025
Transaction code
F
Shares / units
30,426
Price per share
$68.18
Acquired / disposed
Disposed (D)
Shares owned after
374,503
Ownership form
Direct
Amendment
No
Footnotes from the filing
Shares represent withholding of shares to cover exercise price and tax withholding obligations resulting from the net share settlement of 54,727 non-qualified stock options.