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MASS Exercise Disclosure
Vann Brandi C · SEC Form 4 · Filed Aug 3, 2026
Exercise
Reported value range
Not reported
Vann Brandi C Director
MASS
908 Devices Inc
MASS
Transaction date
Aug 1, 2026
Public filing date
Aug 3, 2026
Filing lag
Filed 2 days later
MASS daily price context
Close on/before transaction
$8.01
Jul 31, 2026
First close after public filing
$8.45
Aug 4, 2026
30-day return after filing
+22.25%
Through Sep 2, 2026
Source details
- Reported owner
- Not disclosed
- Source asset code
- Security
- Security
- Common Stock
- Quantity / price
- 5,192 shares
- SEC ownership
- Direct
- Transaction code
- M
- Form
- 4
- Filing identifier
- 0002081945-26-000005
Filing cohort
Transactions in this filing
Showing 2 of 2
Trades
2
Issuers
1
Estimated value
$0
Buys / sales
0 / 0
| Issuer | Transaction | Traded | Value |
|---|---|---|---|
| 908 Devices Inc. MASS Current | Exercise | Aug 1, 2026 | Not reported |
| 908 Devices Inc. MASS | Exercise | Aug 1, 2026 | $0 |