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MASS Sale Disclosure
Knopp Kevin J. · SEC Form 4 · Filed Jun 25, 2026
Sale
Calculated transaction value
$370.49K
Knopp Kevin J. President And CEO
MASS
908 Devices Inc
MASS
Transaction date
Jun 24, 2026
Public filing date
Jun 25, 2026
Filing lag
Filed 1 day later
MASS daily price context
Close on/before transaction
$8.97
Jun 24, 2026
First close after public filing
$8.78
Jun 26, 2026
30-day return after filing
-18.79%
Through Jul 27, 2026
Source details
- Reported owner
- Not disclosed
- Source asset code
- Security
- Security
- Common Stock
- Quantity / price
- 40,535 shares @ $9.14
- SEC ownership
- Direct
- Transaction code
- S
- Form
- 4
- Filing identifier
- 0001836523-26-000005
Filing cohort
Transactions in this filing
Showing 3 of 3
Trades
3
Issuers
1
Estimated value
$550.62K
Buys / sales
0 / 3
| Issuer | Transaction | Traded | Value |
|---|---|---|---|
| 908 Devices Inc. MASS | Sale | Jun 25, 2026 | $149.13K |
| 908 Devices Inc. MASS Current | Sale | Jun 24, 2026 | $370.49K |
| 908 Devices Inc. MASS | Sale | Jun 23, 2026 | $31K |