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Wendell Wierenga

Director · Cytokinetics

Wendell Wierenga (Director) filed 2 Form 4 reports in the trailing twelve months (0 purchases, 2 sales), most often in Cytokinetics, Incorporated (CYTK). The largest single filing was $1.3M of CYTK (20,000 sh × $66.14, as filed), executed Dec 22 2025. Data as of Nov 8 2026.

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Return, ttmiAverage return per filing, trailing twelve months
–
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
–
returns measure stock purchases only
Filings, ttm
2
0 buys · 2 sells
Median delay
–
measured on stock purchases
Volume, ttmiDollar value disclosed in the trailing twelve months
$1.6M
shares × price, as filed
Last traded
May 5
Filed May 5

Median ADV $207.8M across their filed names

Open performance→
Volume by month
$1.3M$661K$0Dec 2024Jun 2025Dec 2025Jun 2026Oct 2025 · sells $257KDec 2025 · sells $1.3MMay 2026 · sells $302K
Buys $0 Sells $1.9M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Healthcare 2 filings

Sector per market data · by filing · past 12 months

Most traded names
CYTK Cytokinetics, Incorporated CYTK · 0 buys · 3 sells 3 filings
Recent filings
CYTKSALE Cytokinetics, Incorporated View filing → $302K
4,032 sh × $75.00
Exec May 5
Filed May 5 · 5:30 PM ET
CYTKSALE Cytokinetics, Incorporated View filing → $1.3M
20,000 sh × $66.14
Exec Dec 22 2025
Filed Dec 23 2025 · 5:30 PM ET
CYTKSALE Cytokinetics, Incorporated View filing → $257K
4,375 sh × $58.68
Exec Oct 27 2025
Filed Oct 27 2025 · 5:30 PM ET