Clark William D Insider Trades

Insider Trading History

Track insider trading activity for Clark William D. 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
iBio
iBio IBIO
Director
Holding Value $22.3k 13,500 shares
Last Trade
Nov 20, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$13.5k 13,500 shares
$1.00
$1.65
Aldeyra Therapeutics
Aldeyra Therapeutics ALDX
Director
Holding Value $155k 76,760 shares
Last Trade
Apr 17, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$168k 76,760 shares
$2.19
$2.02
iBio
iBio IBIO
Director
Holding Value $3.03k 1,838 shares
Last Trade
Jan 10, 2025 Purchase (Open Market)Shares bought on the open market or in a private purchase outside of a company compensation plan.
$5k 1,838 shares
$2.72
$1.65
iBio
iBio IBIO
Director
Holding Value $31.2k 18,900 shares
Last Trade
Nov 21, 2024 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$46.3k 18,900 shares
$2.45
$1.65
Genocea Biosciences
Genocea Biosciences GNCA
President And CEO
Holding Value $30.4 304,377 shares
Last Trade
Jun 02, 2022 Sale (Open Market)Shares sold on the open market or in a private sale.
$205 4,023 shares
$0.05
$0.00
Genocea Biosciences
Genocea Biosciences GNCA
President And CEO
Holding Value $30.8 308,400 shares
Last Trade
May 31, 2022 Sale (Open Market)Shares sold on the open market or in a private sale.
$7.03k 117,244 shares
$0.06
$0.00
Genocea Biosciences
Genocea Biosciences GNCA
President And CEO
Holding Value $36.9 369,487 shares
Last Trade
Apr 04, 2022 Sale (Open Market)Shares sold on the open market or in a private sale.
$4.91k 3,924 shares
$1.25
$0.00
Genocea Biosciences
Genocea Biosciences GNCA
President And CEO
Holding Value $37.3 373,411 shares
Last Trade
Mar 15, 2022 Sale (Open Market)Shares sold on the open market or in a private sale.
$12.6k 11,435 shares
$1.10
$0.00
Genocea Biosciences
Genocea Biosciences GNCA
President And CEO
Holding Value $38.5 384,846 shares
Last Trade
Mar 15, 2022 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$167k 150,000 shares
$1.11
$0.00
iBio
iBio IBIO
Director
Holding Value $180k 109,000 shares
Last Trade
Dec 09, 2021 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$37.8M 109,000 shares
$346.90
$1.65
iBio
iBio IBIO
Director
Holding Value $165k 100,000 shares
Last Trade
Aug 23, 2021 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$63M 100,000 shares
$630.00
$1.65
Genocea Biosciences
Genocea Biosciences GNCA
President And CEO
Holding Value $60 600,000 shares
Last Trade
Mar 15, 2021 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$1.35M 450,000 shares
$3.01
$0.00
Genocea Biosciences
Genocea Biosciences GNCA
President And CEO
Holding Value $17.1 171,000 shares
Last Trade
Feb 17, 2021 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$134k 36,498 shares
$3.67
$0.00
Genocea Biosciences
Genocea Biosciences GNCA
President And CEO
Holding Value $6.38 63,750 shares
Last Trade
Feb 17, 2021 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$134k 36,498 shares
$3.67
$0.00
Genocea Biosciences
Genocea Biosciences GNCA
President And CEO
Holding Value $0.476 4,760 shares
Last Trade
Nov 10, 2020 Purchase (Open Market)Shares bought on the open market or in a private purchase outside of a company compensation plan.
$9.81k 4,760 shares
$2.06
$0.00
Genocea Biosciences
Genocea Biosciences GNCA
President And CEO
Holding Value $10.7 106,688 shares
Last Trade
Jun 01, 2020 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$365k 134,032 shares
$2.72
$0.00
Genocea Biosciences
Genocea Biosciences GNCA
President And CEO
Holding Value $18.8 187,500 shares
Last Trade
Apr 02, 2020 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$396k 238,283 shares
$1.66
$0.00
Genocea Biosciences
Genocea Biosciences GNCA
President And CEO
Holding Value $73.5 735,000 shares
Last Trade
Mar 15, 2019 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$88.8k 15,000 shares
$5.92
$0.00
Genocea Biosciences
Genocea Biosciences GNCA
President And CEO
Holding Value $12 119,931 shares
Last Trade
Mar 15, 2019 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$88.8k 15,000 shares
$5.92
$0.00
Genocea Biosciences
Genocea Biosciences GNCA
President And CEO
Holding Value $75 750,000 shares
Last Trade
Feb 07, 2019 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$3.24M 750,000 shares
$4.32
$0.00

See more insider trades for free

Join Stockcircle to see more insider trades and be the first to know about new executive transactions.

Sign Up