CYTK insider gifts 2,000 shares; holdings now 356,108 direct

Cytokinetics (CYTK) reported an insider transaction on a Form 4.

Rhea-AI Filing Summary

Cytokinetics (CYTK) reported an insider transaction on a Form 4. The company’s President & CEO and Director reported a bona fide gift (Code G) of 2,000 shares of common stock on 11/05/2025 at a price of $0.

Following the transaction, the reporting person beneficially owns 356,108 shares directly, plus 2,083 shares held indirectly by The Bridget Blum 2003 Irrevocable Trust and 2,083 shares held indirectly by The Brittany Blum 2003 Irrevocable Trust.

Insider Trade Summary

2,000 shares gifted

Gift 3 txns

Insider Blum Robert I

Role President & CEO

Type	Security	Shares	Price	Value
Gift	Common Stock	2,000	$0.00	$0.00
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 356,108 shares (Direct); Common Stock — 2,083 shares (Indirect, by Trust 1); Common Stock — 2,083 shares (Indirect, by Trust 2)

Footnotes (2)

1. F1. Shares held by The Bridget Blum 2003 Irrevocable Trust.
2. F2. Shares held by The Brittany Blum 2003 Irrevocable Trust.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did CYTK’s insider report on Form 4?

A bona fide gift (Code G) of 2,000 shares of common stock on 11/05/2025 at $0.

Who is the reporting person in the CYTK Form 4?

The company’s President & CEO and Director.

How many CYTK shares does the insider own after the transaction?

Direct beneficial ownership is 356,108 shares.

What indirect CYTK holdings are disclosed?

2,083 shares by The Bridget Blum 2003 Irrevocable Trust and 2,083 shares by The Brittany Blum 2003 Irrevocable Trust.

What does transaction code G mean on Form 4?

Code G denotes a bona fide gift of securities with no sale proceeds.

What is the CYTK ticker and issuer name?

Issuer: Cytokinetics, Inc.; Ticker: CYTK.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 11/05/2025 - 04:22 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Blum Robert I

(Last) (First) (Middle)

350 OYSTER POINT BLVD

(Street)

SOUTH SAN FRANCISCO CA 94080

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CYTOKINETICS INC [ CYTK ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President & CEO

3. Date of Earliest Transaction (Month/Day/Year)
11/05/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/05/2025		G		2,000	D	$0	356,108	D
Common Stock								2,083	I	by Trust 1(1)
Common Stock								2,083	I	by Trust 2(2)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Shares held by The Bridget Blum 2003 Irrevocable Trust.

2. Shares held by The Brittany Blum 2003 Irrevocable Trust.

	/s/ John O. Faurescu, attorney-in-fact for Mr. Blum	11/05/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.