Weiss Michael S Insider Trades

Insider Trading History

Track insider trading activity for Weiss Michael S. 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
Fortress Biotech
Fortress Biotech FBIO
Executive Vice Chairman
Holding Value $7.19M 2,276,562 shares
Last Trade
Mar 18, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$1.5M 475,424 shares
$3.16
$3.16
Fortress Biotech- 9.375% PRF PERPETUAL USD 25 - Ser A
Fortress Biotech- 9.375% PRF PERPETUAL USD 25 - Ser A FBIOP
Executive Vice Chairman
Holding Value $45.6M 2,276,562 shares
Last Trade
Mar 18, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$6.52M 475,424 shares
$13.71
$20.01
TG Therapeutics
TG Therapeutics TGTX
CEO
Holding Value $527M 9,778,086 shares
Last Trade
Jan 08, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$19M 622,000 shares
$30.50
$53.94
TG Therapeutics
TG Therapeutics TGTX
CEO
Holding Value $537M 9,959,803 shares
Last Trade
Nov 05, 2025 Sale (Gift)Shares transferred as a gift rather than bought or sold for cash.
$132M 3,865,126 shares
$34.04
$53.94
TG Therapeutics
TG Therapeutics TGTX
CEO
Holding Value $494M 9,156,086 shares
Last Trade
Nov 05, 2025 Sale (Gift)Shares transferred as a gift rather than bought or sold for cash.
$27.4M 803,717 shares
$34.04
$53.94
Checkpoint Therapeutics
Checkpoint Therapeutics CKPT
Director
Holding Value $0 0 shares
Last Trade
May 30, 2025 Sale (Tender)Reported as Tender on SEC Form 4.
$767k 187,007 shares
$4.10
$4.26
Checkpoint Therapeutics
Checkpoint Therapeutics CKPT
Director
Holding Value $797k 187,007 shares
Last Trade
May 29, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$213k 50,000 shares
$4.26
$4.26
Checkpoint Therapeutics
Checkpoint Therapeutics CKPT
Director
Holding Value $584k 137,007 shares
Last Trade
May 28, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$51.6k 12,195 shares
$4.23
$4.26
TG Therapeutics
TG Therapeutics TGTX
CEO
Holding Value $746M 13,824,929 shares
Last Trade
Jan 29, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$25M 750,000 shares
$33.37
$53.94
Fortress Biotech- 9.375% PRF PERPETUAL USD 25 - Ser A
Fortress Biotech- 9.375% PRF PERPETUAL USD 25 - Ser A FBIOP
Executive Vice Chairman
Holding Value $36M 1,801,138 shares
Last Trade
Jan 01, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$3.02M 454,153 shares
$6.65
$20.01
Fortress Biotech
Fortress Biotech FBIO
Executive Vice Chairman
Holding Value $5.69M 1,801,138 shares
Last Trade
Jan 01, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$920k 454,153 shares
$2.02
$3.16
Checkpoint Therapeutics
Checkpoint Therapeutics CKPT
Director
Holding Value $532k 124,812 shares
Last Trade
Dec 13, 2024 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$46.4k 12,638 shares
$3.67
$4.26
TG Therapeutics
TG Therapeutics TGTX
CEO
Holding Value $705M 13,074,929 shares
Last Trade
Jan 06, 2024 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$19.7M 1,001,908 shares
$19.65
$53.94
Fortress Biotech
Fortress Biotech FBIO
10% owner, See Remarks
Holding Value $4.26M 1,346,985 shares
Last Trade
Jan 01, 2024 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$652k 216,465 shares
$3.01
$3.16
Fortress Biotech- 9.375% PRF PERPETUAL USD 25 - Ser A
Fortress Biotech- 9.375% PRF PERPETUAL USD 25 - Ser A FBIOP
10% owner, See Remarks
Holding Value $27M 1,346,985 shares
Last Trade
Jan 01, 2024 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$2.57M 216,465 shares
$11.87
$20.01
Fortress Biotech
Fortress Biotech FBIO
See Remarks
Holding Value $465k 147,058 shares
Last Trade
Nov 14, 2023 Purchase (Open Market)Shares bought on the open market or in a private purchase outside of a company compensation plan.
$194k 147,058 shares
$1.32
$3.16
Fortress Biotech- 9.375% PRF PERPETUAL USD 25 - Ser A
Fortress Biotech- 9.375% PRF PERPETUAL USD 25 - Ser A FBIOP
See Remarks
Holding Value $2.94M 147,058 shares
Last Trade
Nov 14, 2023 Purchase (Open Market)Shares bought on the open market or in a private purchase outside of a company compensation plan.
$1.65M 147,058 shares
$11.25
$20.01
Fortress Biotech- 9.375% PRF PERPETUAL USD 25 - Ser A
Fortress Biotech- 9.375% PRF PERPETUAL USD 25 - Ser A FBIOP
See Remarks
Holding Value $22.6M 1,130,520 shares
Last Trade
Nov 14, 2023 Purchase (Open Market)Shares bought on the open market or in a private purchase outside of a company compensation plan.
$1.65M 147,058 shares
$11.25
$20.01
Fortress Biotech
Fortress Biotech FBIO
See Remarks
Holding Value $3.57M 1,130,520 shares
Last Trade
Nov 14, 2023 Purchase (Open Market)Shares bought on the open market or in a private purchase outside of a company compensation plan.
$194k 147,058 shares
$1.32
$3.16
TG Therapeutics
TG Therapeutics TGTX
CEO And President
Holding Value $651M 12,073,021 shares
Last Trade
Aug 11, 2023 Purchase (Open Market)Shares bought on the open market or in a private purchase outside of a company compensation plan.
$1.01M 100,000 shares
$10.13
$53.94

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