Leonhart Michele M.
SEC insider (Form 3/4/5 filer). CIK 0002027457. Director at 908 Devices Inc. (MASS). 7 reported Form 4/5 transactions since Sep 2024; latest on Jun 25, 2026. Located in BURLINGTON, MA.
Companies Leonhart Michele M. has filed insider reports for
- 908 Devices Inc. (MASS): Director
Leonhart Michele M.
CIK: 0002027457
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
908 Devices Inc.
Discretionary Trading P&L
Holdings
Transaction History (7 total)
- Jun 25, 2026MASS
908 Devices Inc.
ExerciseDirect6.5K shares- - Jun 11, 2026MASS
908 Devices Inc.
AwardDirectRestricted Stock Units
13.7K shares- - Jun 11, 2026MASS
908 Devices Inc.
AwardDirectStock Option (option to buy)
6.2K shares- - Jun 10, 2026MASS
908 Devices Inc.
ExerciseDirect14.1K shares- - Jun 25, 2025MASS
908 Devices Inc.
ExerciseDirect6.5K shares- - Jun 12, 2025MASS
908 Devices Inc.
AwardDirectRestricted Stock Units
14.1K shares- - Jun 12, 2025MASS
908 Devices Inc.
AwardDirectStock Option (option to buy)
6.5K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Jun 25, 2026 | MASS 908 Devices Inc. | Exercise | 6,486 | - | $0 | Direct |
| Jun 11, 2026 | MASS 908 Devices Inc. | Award Restricted Stock Units | 13,656 | - | - | Direct |
| Jun 11, 2026 | MASS 908 Devices Inc. | Award Stock Option (option to buy) | 6,209 | - | - | Direct |
| Jun 10, 2026 | MASS 908 Devices Inc. | Exercise | 14,083 | - | $0 | Direct |
| Jun 25, 2025 | MASS 908 Devices Inc. | Exercise | 6,485 | - | - | Direct |
| Jun 12, 2025 | MASS 908 Devices Inc. | Award Restricted Stock Units | 14,083 | - | - | Direct |
| Jun 12, 2025 | MASS 908 Devices Inc. | Award Stock Option (option to buy) | 6,516 | - | - | Direct |
1-7 of 7 transactions