Turner Michael S. (CIK 1836524) reported 9 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2025-06-18). Recent activity: Sell MASS (16,082 shares), Sell MASS (7,148 shares), Sell MASS (1,373 shares), Buy MASS (4,427 shares), Buy MASS (9,909 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-06-18 | 908 Devices Inc. (MASS) | Chief Legal & Admin Officer | Sell | 16,082 | $120,776 |
| 2025-06-18 | 908 Devices Inc. (MASS) | Chief Legal & Admin Officer | Sell | 7,148 | $53,681 |
| 2025-06-18 | 908 Devices Inc. (MASS) | Chief Legal & Admin Officer | Sell | 1,373 | $10,298 |
| 2025-02-04 | 908 Devices Inc. (MASS) | Chief Legal & Admin Officer | Buy | 4,427 | $0 |
| 2025-02-04 | 908 Devices Inc. (MASS) | Chief Legal & Admin Officer | Buy | 9,909 | $0 |
| 2025-02-04 | 908 Devices Inc. (MASS) | Chief Legal & Admin Officer | Buy | 10,834 | $0 |
| 2025-02-04 | 908 Devices Inc. (MASS) | Chief Legal & Admin Officer | Sell | 1,703 | $4,019 |
| 2025-02-04 | 908 Devices Inc. (MASS) | Chief Legal & Admin Officer | Sell | 3,807 | $8,832 |
| 2025-02-04 | 908 Devices Inc. (MASS) | Chief Legal & Admin Officer | Sell | 4,162 | $9,656 |
Source: SEC Form 4 filings · as of 2025-06-18