SEIDENBERG BETH C
SEC CIK 1184592 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| LTGO | Latigo Biotherapeutics, Inc. | Dir, 10% | 2.09M | — | — | 1 | 2026-08-10 | 2026-08-10 |
| KYTX | Kyverna Therapeutics, Inc. | Dir, 10% | 21.7K | $1000.0K | — | 4 | 2024-02-12 | 2026-05-27 |
| VERA | Vera Therapeutics, Inc. | Dir | 131.6K | $4.32M | $1.42M | 15 | 2023-02-03 | 2024-10-28 |
| PGNY | Progyny, Inc. | Dir | 43.4K | — | — | 17 | 2021-07-19 | 2024-05-23 |
| SGMT | Sagimet Biosciences Inc. | Dir | 84.8K | $750.0K | — | 5 | 2023-07-18 | 2023-07-18 |
| ATRA | Atara Biotherapeutics, Inc. | Dir | 115.7K | — | — | 2 | 2022-06-23 | 2023-05-31 |
Most active insiders at LTGO, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Foresite Capital Management V, LLC | 10% | $2.52M | — |
| 2 | Tananbaum James B. | Dir, 10% | $2.52M | — |
| 3 | 5AM Ventures VI, L.P. | 10% | — | — |
| 4 | Westlake BioPartners Fund I, L.P. | 10% | — | — |
| 5 | SEIDENBERG BETH C | Dir, 10% | — | — |
| 6 | Sanofi | 10% | — | — |
Transactions 44
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DMI | 2026-08-10 20:00 | 2026-08-10 | LTGO | Latigo Biotherapeutics, Inc. | SEIDENBERG BETH C | Dir, 10% | C - Cnv Deriv | — | +12.70M | 2.09M | New | — |
| D | 2026-05-29 16:30 | 2026-05-27 | KYTX | Kyverna Therapeutics, Inc. | SEIDENBERG BETH C | Dir | A - Grant | $0.00 | +5,093 | 21.7K | +31% | $0 |
| I | 2025-12-22 | 2025-12-18 | KYTX | Kyverna Therapeutics, Inc. | SEIDENBERG BETH C | Dir | P - Purchase | $7.50 | +133.3K | 869.3K | +18% | +$1000.0K |
| D | 2025-06-02 | 2025-05-29 | KYTX | Kyverna Therapeutics, Inc. | SEIDENBERG BETH C | Dir, 10% | A - Grant | $0.00 | +16.6K | 16.6K | New | $0 |
| M | 2024-10-30 | 2024-10-28 | VERA | Vera Therapeutics, Inc. | SEIDENBERG BETH C | Dir | S - Sale | $48.03 | -15.0K | 131.6K | -10% | -$720.5K |
| M | 2024-09-20 | 2024-09-18+ | VERA | Vera Therapeutics, Inc. | SEIDENBERG BETH C | Dir | S - Sale | $42.29 | -15.0K | 146.6K | -9% | -$634.3K |
| I | 2024-09-20 | 2024-09-18 | VERA | Vera Therapeutics, Inc. | SEIDENBERG BETH C | Dir | S - Sale | $42.00 | -1,476 | 4,012 | -27% | -$62.0K |
| D | 2024-05-28 | 2024-05-23 | PGNY | Progyny, Inc. | SEIDENBERG BETH C | Dir | A - Grant | $0.00 | +7,206 | 43.4K | +20% | $0 |
| DMI | 2024-02-14 | 2024-02-12 | KYTX | Kyverna Therapeutics, Inc. | SEIDENBERG BETH C | Dir, 10% | C - Cnv Deriv | — | +4.52M | 736.0K | New | — |
| D | 2023-07-20 | 2023-07-18 | SGMT | Sagimet Biosciences Inc. | SEIDENBERG BETH C | Dir | C - Cnv Deriv | — | +84.8K | 84.8K | New | — |
| DI | 2023-07-20 | 2023-07-18 | SGMT | Sagimet Biosciences Inc. | SEIDENBERG BETH C | Dir | C - Cnv Deriv | — | +1.86M | 1.90M | +4,800% | — |
| DI | 2023-07-20 | 2023-07-18 | SGMT | Sagimet Biosciences Inc. | SEIDENBERG BETH C | Dir | A - Grant | — | +38.8K | 38.8K | New | — |
| DI | 2023-07-20 | 2023-07-18 | SGMT | Sagimet Biosciences Inc. | SEIDENBERG BETH C | Dir | D - Sale to Iss | — | -38.8K | 0 | -100% | — |
| DI | 2023-07-20 | 2023-07-18 | SGMT | Sagimet Biosciences Inc. | SEIDENBERG BETH C | Dir | P - Purchase | $16.00 | +46.9K | 46.9K | New | +$750.0K |
| I | 2023-06-27 | 2023-06-23 | PGNY | Progyny, Inc. | SEIDENBERG BETH C | Dir | J - Other | $0.00 | -17.2K | 0 | -100% | $0 |
| 2023-06-27 | 2023-06-23 | PGNY | Progyny, Inc. | SEIDENBERG BETH C | Dir | J - Other | $0.00 | +10.3K | 36.2K | +40% | $0 | |
| 2023-06-13 | 2023-06-09 | PGNY | Progyny, Inc. | SEIDENBERG BETH C | Dir | J - Other | $0.00 | +6,656 | 25.9K | +35% | $0 | |
| MI | 2023-06-13 | 2023-06-09 | PGNY | Progyny, Inc. | SEIDENBERG BETH C | Dir | J - Other | $0.00 | -1.38M | 17.2K | -99% | $0 |
| D | 2023-06-02 | 2023-05-31 | ATRA | Atara Biotherapeutics, Inc. | SEIDENBERG BETH C | Dir | A - Grant | $0.00 | +57.0K | 115.7K | +97% | $0 |
| D | 2023-06-01 | 2023-05-24 | PGNY | Progyny, Inc. | SEIDENBERG BETH C | Dir | A - Grant | $0.00 | +5,116 | 19.3K | +36% | $0 |
| I | 2023-04-03 | 2023-03-30 | VERA | Vera Therapeutics, Inc. | SEIDENBERG BETH C | Dir | P - Purchase | $7.24 | +2,300 | 1.95M | +0.1% | +$16.7K |
| I | 2023-03-30 | 2023-03-28 | VERA | Vera Therapeutics, Inc. | SEIDENBERG BETH C | Dir | P - Purchase | $7.24 | +23.9K | 1.95M | +1% | +$173.1K |
| MI | 2023-03-28 | 2023-03-24+ | VERA | Vera Therapeutics, Inc. | SEIDENBERG BETH C | Dir | P - Purchase | $7.24 | +3,466 | 1.92M | +0.2% | +$25.1K |
| MI | 2023-03-21 | 2023-03-17+ | VERA | Vera Therapeutics, Inc. | SEIDENBERG BETH C | Dir | P - Purchase | $7.14 | +89.3K | 1.92M | +5% | +$637.2K |
| MI | 2023-03-17 | 2023-03-15+ | VERA | Vera Therapeutics, Inc. | SEIDENBERG BETH C | Dir | P - Purchase | $7.10 | +92.9K | 1.77M | +6% | +$659.9K |
| I | 2023-03-14 | 2023-03-10 | VERA | Vera Therapeutics, Inc. | SEIDENBERG BETH C | Dir | P - Purchase | $7.16 | +48.0K | 1.74M | +3% | +$343.7K |
| I | 2023-03-07 | 2023-03-03 | VERA | Vera Therapeutics, Inc. | SEIDENBERG BETH C | Dir | P - Purchase | $7.25 | +1,000 | 1.69M | +0.1% | +$7,250 |
| MI | 2023-03-03 | 2023-03-01+ | VERA | Vera Therapeutics, Inc. | SEIDENBERG BETH C | Dir | P - Purchase | $7.24 | +23.5K | 1.67M | +1% | +$170.0K |
| I | 2023-02-27 | 2023-02-23 | VERA | Vera Therapeutics, Inc. | SEIDENBERG BETH C | Dir | P - Purchase | $7.24 | +200 | 1.66M | +0.0% | +$1,448 |
| I | 2023-02-15 | 2023-02-13 | VERA | Vera Therapeutics, Inc. | SEIDENBERG BETH C | Dir | P - Purchase | $7.20 | +10.1K | 1.66M | +0.6% | +$72.5K |
| I | 2023-02-13 | 2023-02-09 | VERA | Vera Therapeutics, Inc. | SEIDENBERG BETH C | Dir | P - Purchase | $7.25 | +400 | 1.65M | +0.0% | +$2,900 |
| MI | 2023-02-09 | 2023-02-03+ | VERA | Vera Therapeutics, Inc. | SEIDENBERG BETH C | Dir | P - Purchase | $7.10 | +311.1K | 1.39M | +29% | +$2.21M |
| D | 2022-10-26 | 2022-03-03 | PGNY | Progyny, Inc. | SEIDENBERG BETH C | Dir | G - Gift | $0.00 | -23.0K | 10.1K | -69% | $0 |
| D | 2022-10-26 | 2022-10-24 | PGNY | Progyny, Inc. | SEIDENBERG BETH C | Dir | A - Grant | $0.00 | +4,060 | 14.2K | +40% | $0 |
| DI | 2022-10-26 | 2022-03-03 | PGNY | Progyny, Inc. | SEIDENBERG BETH C | Dir | G - Gift | $0.00 | +23.0K | 227.9K | +11% | $0 |
| D | 2022-06-27 | 2022-06-23 | ATRA | Atara Biotherapeutics, Inc. | SEIDENBERG BETH C | Dir | A - Grant | $0.00 | +20.5K | 58.7K | +54% | $0 |
| 2021-12-27 | 2021-12-22 | PGNY | Progyny, Inc. | SEIDENBERG BETH C | Dir | J - Other | $0.00 | +15.2K | 33.1K | +85% | $0 | |
| I | 2021-12-27 | 2021-12-22 | PGNY | Progyny, Inc. | SEIDENBERG BETH C | Dir | J - Other | $0.00 | -19.3K | 0 | -100% | $0 |
| MI | 2021-11-18 | 2021-11-17 | PGNY | Progyny, Inc. | SEIDENBERG BETH C | Dir | J - Other | $0.00 | -913.3K | 306.6K | -75% | $0 |
| 2021-11-18 | 2021-11-17 | PGNY | Progyny, Inc. | SEIDENBERG BETH C | Dir | J - Other | $0.00 | +7,749 | 17.8K | +77% | $0 | |
| D | 2021-10-26 | 2021-10-24 | PGNY | Progyny, Inc. | SEIDENBERG BETH C | Dir | A - Grant | $0.00 | +3,094 | 10.1K | +44% | $0 |
| D | 2021-10-26 | 2021-09-16 | PGNY | Progyny, Inc. | SEIDENBERG BETH C | Dir | G - Gift | $0.00 | -32.8K | 7,000 | -82% | $0 |
| I | 2021-07-21 | 2021-07-19 | PGNY | Progyny, Inc. | SEIDENBERG BETH C | Dir | J - Other | $0.00 | -29.5K | 0 | -100% | $0 |
| 2021-07-21 | 2021-07-19 | PGNY | Progyny, Inc. | SEIDENBERG BETH C | Dir | J - Other | $0.00 | +21.0K | 39.8K | +112% | $0 |
Purchase Sale Sale after option exercise All abbreviations