CYTOKINETICS INC (CYTK) Insider Trading

CYTOKINETICS INC (CYTK) has 26 SEC Form 4 insider filings on record in the last 90 days. No insider purchases were filed — 5 sales totalling $8.6M. Most recent filing: Sept. 15, 2026.

Filings
26
Purchases
0
$0
Sales
5
$8.6M
Insiders
12

Most active CYTK insiders

Blum Robert I
President & CEO
0 bought · 2 sold · Sept. 15, 2026
$10.7M
Lee Sung
EVP, Chief Financial Officer
0 bought · 0 sold · July 2, 2026
$5.6M
Callos Andrew
EVP, Chief Commercial Officer
0 bought · 0 sold · Aug. 31, 2026
$4.0M
Malik Fady Ibraham
EVP Research & Development
0 bought · 0 sold · Sept. 8, 2026
$1.5M
PARSHALL B LYNNE
Director
0 bought · 1 sold · Sept. 1, 2026
$357K
Landry Robert E
Director
0 bought · 2 sold · Sept. 15, 2026
$147K
HENDERSON JOHN T
Director
0 bought · 0 sold · July 16, 2026
$22K
Kaye Edward M. MD
Director
0 bought · 0 sold · July 16, 2026
$12K

Latest CYTK Form 4 filings

Date Insider Value Shares Stake Pre-planned Links
Sept. 15, 2026 Landry Robert E Director −$72,130 1,000 −11% Yes
Sept. 15, 2026 filed Sept. 14, 2026 Blum Robert I President & CEO −$3,559,744 317,628 −100% Yes
Sept. 11, 2026 Landry Robert E Director −$74,660 1,000 −10% Yes
Sept. 8, 2026 Malik Fady Ibraham EVP Research & Development $236,810 10,500 0% Yes
Sept. 1, 2026 PARSHALL B LYNNE Director −$357,400 5,000 −32% Yes

Showing the 5 most recent of 26 filings in the last 90 days.

About this data

Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.

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