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Transaction #24321 · Form 4 · 0001061983-25-000052

CYTOKINETICS INC · Exercise / conversion · Common Stock

CYTOKINETICS INC · Transacted December 22, 2025 · Filed December 23, 2025

Original SEC filing ↗

What does this filing report?

An SEC Form 4 filing for CYTOKINETICS INC records an exercise / conversion involving Common Stock on December 22, 2025. The reported quantity was 54,727. The filing date is December 23, 2025. This is one transaction record; amounts are not allocated among any joint reporting owners.

The acquisition category describes how securities were received. It does not by itself establish a cash purchase of common stock. Read the transaction code definitionsand the original filing before interpreting the amounts.

Transaction details

Company CIK
0001061983
Security type
Non-derivative
Acquisition type
Exercise / conversion · Code M
Quantity acquired
54,727
Reported price
6.67
Reference value
365,029.09
Currency
Currency not specified
Ownership
Direct
Holdings after transaction
404,929
Ownership description
Not reported
SEC acceptance time
Dec 23, 2025, 4:26 PM EST
10b5-1 indication
Not indicated

Reference value is reported quantity × reported price. It is not a confirmed cash payment or an estimate of a derivative's economic value. A missing currency is not assumed to be USD.

Reporting owners

These are the reporting owners named in the filing. Quantities and amounts are not allocated among co-reporters. Roles reflect this filing, not a current profile.

Company listings

CYTK · Nasdaq · linked security

The linked listing is identified separately from other current company listings.

Filing footnotes & remarks

F1
Net share settlement transaction. Not a market transaction.
F2
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.
F3
Cash exercise and hold transaction.
F4
Shares held by The Bridget Blum 2003 Irrevocable Trust.
F5
Shares held by The Brittany Blum 2003 Irrevocable Trust.

Footnotes are reproduced as plain text from the current source filing. For the full context, read the original SEC filing.

This record was updated Eastern Time. This is the stored record update time, not the transaction date. Report a correction.