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MASS Sale Disclosure
Brown Christopher D. · SEC Form 4 · Filed Aug 12, 2026
Sale
Calculated transaction value
$85.26K
Brown Christopher D. Director
MASS
908 Devices Inc
MASS
Transaction date
Aug 10, 2026
Public filing date
Aug 12, 2026
Filing lag
Filed 2 days later
MASS daily price context
Close on/before transaction
$8.8
Aug 10, 2026
First close after public filing
$10.11
Aug 13, 2026
30-day return after filing
-5.84%
Through Sep 11, 2026
Source details
- Reported owner
- Not disclosed
- Source asset code
- Security
- Security
- Common Stock
- Quantity / price
- 9,442 shares @ $9.03
- SEC ownership
- Direct
- Transaction code
- S
- Form
- 4
- Filing identifier
- 0001836988-26-000023
Filing cohort
Transactions in this filing
Showing 2 of 2
Trades
2
Issuers
1
Estimated value
$162.41K
Buys / sales
0 / 2
| Issuer | Transaction | Traded | Value |
|---|---|---|---|
| 908 Devices Inc. MASS | Sale | Aug 11, 2026 | $77.14K |
| 908 Devices Inc. MASS Current | Sale | Aug 10, 2026 | $85.26K |