WIERENGA WENDELL Insider Trades

Insider Trading History

Track insider trading activity for WIERENGA WENDELL. See latest buy and sell transactions across all companies.

Holdings

Company
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price

Insider Trades History

Company
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price
Cytokinetics
Cytokinetics CYTK
Director
Holding Value $2.57M 35,488 shares
Last Trade
May 27, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$552k 7,152 shares
$77.15
$72.29
Cytokinetics
Cytokinetics CYTK
Director
Holding Value $2.65M 36,669 shares
Last Trade
May 05, 2026 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$311k 4,032 shares
$77.09
$72.29
Cytokinetics
Cytokinetics CYTK
Director
Holding Value $0 0 shares
Last Trade
May 05, 2026 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$311k 4,032 shares
$77.09
$72.29
Cytokinetics
Cytokinetics CYTK
Director
Holding Value $2.36M 32,637 shares
Last Trade
May 05, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$302k 4,032 shares
$75.00
$72.29
Cytokinetics
Cytokinetics CYTK
Director
Holding Value $2.36M 32,637 shares
Last Trade
Apr 15, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$6.21k 95 shares
$65.37
$72.29
Cytokinetics
Cytokinetics CYTK
Director
Holding Value $2.35M 32,542 shares
Last Trade
Jan 15, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$6.22k 98 shares
$63.44
$72.29
Dermata Therapeutics- Warrants (13/08/2026)
Dermata Therapeutics- Warrants (13/08/2026) DRMAW
Director
Holding Value $34.3 2,500 shares
Last Trade
Jan 02, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$46.3 2,500 shares
$0.02
$0.01
Dermata Therapeutics
Dermata Therapeutics DRMA
Director
Holding Value $3.13k 2,500 shares
Last Trade
Jan 02, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$5.45k 2,500 shares
$2.18
$1.25
Cytokinetics
Cytokinetics CYTK
Director
Holding Value $3.79M 52,444 shares
Last Trade
Dec 22, 2025 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$1.31M 20,000 shares
$65.60
$72.29
Cytokinetics
Cytokinetics CYTK
Director
Holding Value $0 0 shares
Last Trade
Dec 22, 2025 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$1.31M 20,000 shares
$65.60
$72.29
Cytokinetics
Cytokinetics CYTK
Director
Holding Value $2.35M 32,444 shares
Last Trade
Dec 22, 2025 Sale (Open Market)Shares sold on the open market or in a private sale.
$1.32M 20,000 shares
$66.14
$72.29
Cytokinetics
Cytokinetics CYTK
Director
Holding Value $2.66M 36,819 shares
Last Trade
Oct 27, 2025 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$263k 4,375 shares
$60.18
$72.29
Cytokinetics
Cytokinetics CYTK
Director
Holding Value $2.35M 32,444 shares
Last Trade
Oct 27, 2025 Sale (Open Market)Shares sold on the open market or in a private sale.
$257k 4,375 shares
$58.68
$72.29
Cytokinetics
Cytokinetics CYTK
Director
Holding Value $0 0 shares
Last Trade
Oct 27, 2025 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$263k 4,375 shares
$60.18
$72.29
Cytokinetics
Cytokinetics CYTK
Director
Holding Value $2.35M 32,444 shares
Last Trade
Oct 15, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$6.22k 99 shares
$62.80
$72.29
Dermata Therapeutics
Dermata Therapeutics DRMA
Director
Holding Value $6.25k 5,000 shares
Last Trade
Jan 13, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$6.9k 5,000 shares
$1.38
$1.25
Dermata Therapeutics- Warrants (13/08/2026)
Dermata Therapeutics- Warrants (13/08/2026) DRMAW
Director
Holding Value $68.5 5,000 shares
Last Trade
Jan 13, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$87 5,000 shares
$0.02
$0.01
Dermata Therapeutics- Warrants (13/08/2026)
Dermata Therapeutics- Warrants (13/08/2026) DRMAW
Director
Holding Value $137 10,000 shares
Last Trade
Jan 04, 2024 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$210 10,000 shares
$0.02
$0.01
Dermata Therapeutics
Dermata Therapeutics DRMA
Director
Holding Value $12.5k 10,000 shares
Last Trade
Jan 04, 2024 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$91.5k 10,000 shares
$9.15
$1.25
Dermata Therapeutics- Warrants (13/08/2026)
Dermata Therapeutics- Warrants (13/08/2026) DRMAW
Director
Holding Value $855 62,398 shares
Last Trade
Oct 06, 2022 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$1.37k 20,654 shares
$0.07
$0.01

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