[Form 4] Cytokinetics Inc. Insider Trading Activity

Rhea-AI Filing Summary

UMB Financial Corp. (UMBF) – Form 4 insider filing

Chief Human Resource Officer Robert Brian Beaird reported a Code F transaction on 29 Jul 2025, indicating shares were withheld by the issuer to cover taxes due on vested equity awards. Exactly 372 common shares were surrendered at $109.20, a cash-equivalent value of about $40.6 thousand. After the withholding, Beaird directly owns 11,352.3509 common shares and indirectly holds 216.0408 shares through the company’s ESOP. No open-market buys, sales, or derivative activities were disclosed.

Insights

Securities Analyst

TL;DR: Routine tax-withholding; negligible market impact.

The filing shows a standard Code F withholding for taxes on vested RSUs—372 shares worth ~$41k. The insider’s net ownership remains sizable (≈11.4k direct + 216 indirect), signalling continued alignment with shareholders. Because no open-market trades occurred, the transaction does not convey a directional view on UMBF’s valuation and should be treated as administratively neutral.

Corporate Governance Expert

TL;DR: Compliance event; governance posture unchanged.

Beaird properly reported the tax-related share surrender within two business days, reflecting good Section 16 compliance. Code F events are excluded from most insider-sentiment screens, so the filing should not influence governance risk assessments. No red flags regarding control, concentration, or undisclosed derivative positions were observed.

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).

X

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)
07/29/2025

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	07/29/2025		S		5,000	D	$36.45	388,108	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	07/31/2025
	** 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.

FAQ

What insider transaction did UMBF report on 29 July 2025?

Chief Human Resource Officer Robert B. Beaird had 372 shares withheld to pay taxes on vested RSUs (Form 4, Code F).

How many UMB Financial (UMBF) shares does Robert Beaird now own?

Post-transaction he holds 11,352.3509 shares directly and 216.0408 shares indirectly via the ESOP.

What does transaction code F mean in a Form 4 filing?

Code F indicates shares were withheld by the issuer to satisfy the insider’s tax obligations on equity compensation.

Was the 372-share disposition an open-market sale?

No. It was a tax-withholding event; no open-market sale or purchase occurred.

Does this filing affect UMB Financial’s share count or earnings?

The event is administrative and immaterial to share count or earnings; it mainly updates insider ownership records.