WEISS MICHAEL S
SEC CIK 1038977 · EDGAR
BoughtSold
Most active insiders at FBIO, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Jin David | CFO | — | — |
| 2 | Lorenz Kevin | Dir | — | — |
| 3 | Klein Dov | Dir | — | — |
| 4 | Harvey Jimmie | Dir | — | — |
| 5 | Hoenlein Malcolm | Dir | — | — |
| 6 | LOBELL J JAY | Dir | — | — |
| 7 | WEISS MICHAEL S | Executive Vice COB, Dir | — | — |
| 8 | ROSENWALD LINDSAY A MD | Pres, CEO, COB, Dir, 10% | — | — |
Transactions 19
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-03-20 | 2026-03-18 | FBIO | Fortress Biotech, Inc. | WEISS MICHAEL S | Executive Vice COB, Dir | A - Grant | $0.00 | +475.4K | 2.28M | +26% | $0 | |
| 2026-01-09 | 2026-01-08 | TGTX | TG THERAPEUTICS, INC. | WEISS MICHAEL S | CEO, Dir | A - Grant | $0.00 | +622.0K | 9.78M | +7% | $0 | |
| M | 2025-11-07 | 2025-11-05 | TGTX | TG THERAPEUTICS, INC. | WEISS MICHAEL S | CEO, Dir | G - Gift | $0.00 | -4.67M | 9.16M | -34% | $0 |
| 2025-01-30 | 2025-01-29 | TGTX | TG THERAPEUTICS, INC. | WEISS MICHAEL S | CEO, Dir | A - Grant | $0.00 | +750.0K | 13.82M | +6% | $0 | |
| 2025-01-03 | 2025-01-01 | FBIO | Fortress Biotech, Inc. | WEISS MICHAEL S | Executive Vice COB, Dir | A - Grant | $0.00 | +454.2K | 1.80M | +34% | $0 | |
| 2024-01-08 | 2024-01-06 | TGTX | TG THERAPEUTICS, INC. | WEISS MICHAEL S | CEO | A - Grant | $0.00 | +1.00M | 13.07M | +8% | $0 | |
| 2024-01-03 | 2024-01-01 | FBIO | Fortress Biotech, Inc. | WEISS MICHAEL S | See Remarks, Dir, 10% | A - Grant | $0.00 | +216.5K | 1.35M | +19% | $0 | |
| D | 2023-11-16 | 2023-11-14 | FBIO | Fortress Biotech, Inc. | WEISS MICHAEL S | See Remarks, Dir | P - Purchase | $1.70 | +147.1K | 1.13M | +15% | +$250.0K |
| 2023-08-14 | 2023-08-11 | TGTX | TG THERAPEUTICS, INC. | WEISS MICHAEL S | CEO, Pres, Dir | P - Purchase | $10.13 | +100.0K | 12.07M | +0.8% | +$1.01M | |
| I | 2023-07-07 | 2023-07-05 | MBIO | MUSTANG BIO, INC. | WEISS MICHAEL S | Dir | A - Grant | $0.00 | +7,246 | 49.6K | +17% | $0 |
| I | 2023-04-03 | 2022-07-29 | MBIO | MUSTANG BIO, INC. | WEISS MICHAEL S | Dir | A - Grant | $0.00 | +71.7K | 135.9K | +112% | $0 |
| 2023-03-14 | 2023-03-12 | TGTX | TG THERAPEUTICS, INC. | WEISS MICHAEL S | CEO, Pres, Dir | A - Grant | $0.00 | +985.0K | 11.97M | +9% | $0 | |
| 2023-02-14 | 2023-02-10 | FBIO | Fortress Biotech, Inc. | WEISS MICHAEL S | See Remarks, Dir, 10% | P - Purchase | $0.84 | +1.20M | 14.75M | +9% | +$1.01M | |
| 2023-01-04 | 2023-01-01 | FBIO | Fortress Biotech, Inc. | WEISS MICHAEL S | See Remarks, Dir, 10% | A - Grant | $0.00 | +1.22M | 13.55M | +10% | $0 | |
| 2022-04-29 | 2022-01-01 | FBIO | Fortress Biotech, Inc. | WEISS MICHAEL S | See Remarks, Dir, 10% | A - Grant | $0.00 | +1.10M | 12.34M | +10% | $0 | |
| M | 2022-01-07 | 2021-12-15+ | TGTX | TG THERAPEUTICS, INC. | WEISS MICHAEL S | CEO, Pres, Dir | G - Gift | $0.00 | -712.0K | 13.45M | -5% | $0 |
| 2022-01-07 | 2021-12-29 | TGTX | TG THERAPEUTICS, INC. | WEISS MICHAEL S | CEO, Pres, Dir | A - Grant | $0.00 | +56.4K | 13.49M | +0.4% | $0 | |
| M | 2022-01-07 | 2022-01-04+ | TGTX | TG THERAPEUTICS, INC. | WEISS MICHAEL S | CEO, Pres, Dir | S - Sale | $18.80 | -68.2K | 10.99M | -0.6% | -$1.28M |
| I | 2021-07-08 | 2021-06-28 | MBIO | MUSTANG BIO, INC. | WEISS MICHAEL S | Dir | A - Grant | $0.00 | +13.8K | 64.2K | +27% | $0 |
Purchase Sale Sale after option exercise All abbreviations