You're reading the free version. Trader adds the live tape and alerts.
Start tracking
MASS Exercise Disclosure
Hrusovsky E Kevin · SEC Form 4 · Filed Jun 12, 2026
Exercise
Reported value range
Not reported
Hrusovsky E Kevin Director
MASS
908 Devices Inc
MASS
Transaction date
Jun 10, 2026
Public filing date
Jun 12, 2026
Filing lag
Filed 2 days later
MASS daily price context
Close on/before transaction
$8.01
Jun 10, 2026
First close after public filing
$8.62
Jun 15, 2026
30-day return after filing
-7.77%
Through Jul 13, 2026
Source details
- Reported owner
- Not disclosed
- Source asset code
- Security
- Security
- Common Stock
- Quantity / price
- 14,083 shares
- SEC ownership
- Direct
- Transaction code
- M
- Form
- 4
- Filing identifier
- 0001252546-26-000003
Filing cohort
Transactions in this filing
Showing 4 of 4
Trades
4
Issuers
1
Estimated value
$0
Buys / sales
0 / 0
| Issuer | Transaction | Traded | Value |
|---|---|---|---|
| 908 Devices Inc. MASS | Award | Jun 11, 2026 | $0 |
| 908 Devices Inc. MASS | Award | Jun 11, 2026 | $0 |
| 908 Devices Inc. MASS Current | Exercise | Jun 10, 2026 | Not reported |
| 908 Devices Inc. MASS | Exercise | Jun 10, 2026 | $0 |