Mathers Edward T
SEC CIK 1328625 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| RYTM | RHYTHM PHARMACEUTICALS, INC. | Dir | 14.2K | — | — | 5 | 2023-03-02 | 2026-03-12 |
| KRRO | Korro Bio, Inc. | 10% | 1.30M | $3.30M | — | 2 | 2024-04-22 | 2026-03-10 |
| SGP | SpyGlass Pharma, Inc. | 10% | 6.04M | $15.00M | — | 2 | 2026-02-09 | 2026-02-09 |
| OKUR | OnKure Therapeutics, Inc. | Dir | 15.3K | — | — | 4 | 2025-03-31 | 2025-12-31 |
| MBX | MBX Biosciences, Inc. | Dir, 10% | 3.11M | $8.00M | — | 2 | 2024-09-16 | 2024-09-16 |
| SVRA | Savara Inc | 10% | 24.47M | $1000.0K | — | 1 | 2023-07-17 | 2023-07-17 |
| TRVI | Trevi Therapeutics, Inc. | Dir | 948.9K | — | — | 1 | 2022-04-11 | 2022-04-11 |
Most active insiders at RYTM, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Lee Jennifer Kayden | EVP, Head of North America | — | $8.90M |
| 2 | Smith Hunter C | CFO | — | $8.84M |
| 3 | Mazabraud Yann | EVP, Head of International | — | $6.62M |
| 4 | Meeker David P | Pres, CEO, Dir | — | $5.13M |
| 5 | TETRAULT LYNN A. | Dir | — | $3.71M |
| 6 | Shulman Joseph | Chief Technical Off | — | $3.67M |
| 7 | Cramer Pamela J. | CHRO | — | $2.99M |
| 8 | German Christopher Paul | CAO, Corp. Ctrl | — | $930.9K |
| 9 | Garfield Alastair | CSO | — | $912.7K |
| 10 | Arbuckle Stuart A | Dir | — | — |
| 12 | Mathers Edward T | Dir | — | — |
Transactions 17
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| I | 2026-03-16 | 2026-03-12 | RYTM | RHYTHM PHARMACEUTICALS, INC. | Mathers Edward T | Dir | J - Other | $0.00 | +4,199 | 14.2K | +42% | $0 |
| DI | 2026-03-12 | 2026-03-10 | KRRO | Korro Bio, Inc. | Mathers Edward T | 10% | P - Purchase | $11.11 | +207.1K | 1.30M | +19% | +$2.30M |
| I | 2026-03-04 | 2026-03-02 | RYTM | RHYTHM PHARMACEUTICALS, INC. | Mathers Edward T | Dir | J - Other | $0.00 | +4,198 | 9,969 | +73% | $0 |
| DI | 2026-02-11 | 2026-02-09 | SGP | SpyGlass Pharma, Inc. | Mathers Edward T | 10% | P - Purchase | $16.00 | +937.5K | 6.04M | +18% | +$15.00M |
| DMI | 2026-02-11 | 2026-02-09 | SGP | SpyGlass Pharma, Inc. | Mathers Edward T | 10% | C - Cnv Deriv | — | +5.10M | 1.62M | New | — |
| 2026-01-02 | 2025-12-31 | OKUR | OnKure Therapeutics, Inc. | Mathers Edward T | Dir | A - Grant | $0.00 | +3,911 | 15.3K | +34% | $0 | |
| 2025-10-02 | 2025-09-30 | OKUR | OnKure Therapeutics, Inc. | Mathers Edward T | Dir | A - Grant | $0.00 | +4,125 | 11.4K | +57% | $0 | |
| 2025-07-02 | 2025-06-30 | OKUR | OnKure Therapeutics, Inc. | Mathers Edward T | Dir | A - Grant | $0.00 | +4,694 | 7,274 | +182% | $0 | |
| D | 2025-06-23 | 2025-06-18 | RYTM | RHYTHM PHARMACEUTICALS, INC. | Mathers Edward T | Dir | M - OptEx | — | +4,000 | 7,000 | +133% | — |
| 2025-04-02 | 2025-03-31 | OKUR | OnKure Therapeutics, Inc. | Mathers Edward T | Dir | A - Grant | $0.00 | +2,580 | 2,580 | New | $0 | |
| DMI | 2024-09-17 | 2024-09-16 | MBX | MBX Biosciences, Inc. | Mathers Edward T | Dir, 10% | C - Cnv Deriv | — | +3.11M | 3.11M | New | — |
| DI | 2024-09-17 | 2024-09-16 | MBX | MBX Biosciences, Inc. | Mathers Edward T | Dir, 10% | P - Purchase | $16.00 | +500.0K | 3.61M | +16% | +$8.00M |
| D | 2024-06-25 | 2024-06-21 | RYTM | RHYTHM PHARMACEUTICALS, INC. | Mathers Edward T | Dir | M - OptEx | — | +3,000 | 3,000 | New | — |
| I | 2024-04-24 | 2024-04-22 | KRRO | Korro Bio, Inc. | Mathers Edward T | 10% | P - Purchase | $56.00 | +17.9K | 1.09M | +2% | +$1000.0K |
| I | 2023-07-19 | 2023-07-17 | SVRA | Savara Inc | Mathers Edward T | 10% | P - Purchase | $3.00 | +333.3K | 24.47M | +1% | +$1000.0K |
| I | 2023-03-06 | 2023-03-02 | RYTM | RHYTHM PHARMACEUTICALS, INC. | Mathers Edward T | Dir | J - Other | $0.00 | +5,771 | 5,771 | New | $0 |
| DI | 2022-04-13 | 2022-04-11 | TRVI | Trevi Therapeutics, Inc. | Mathers Edward T | Dir | A - Grant | $1.90 | +948.9K | 948.9K | New | +$1.80M |
Purchase Sale Sale after option exercise All abbreviations