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Total Value
$550.6K
Net $550.6K sold
Filing Date
Jun 25, 2026
3 transactions
Sales
$550.6K
3 transactions
Trade Summary
On Jun 23, 2026 through Jun 25, 2026, Knopp Kevin J., Insider, sold $550.6K of 908 Devices Inc. (MASS) across 3 transactions. The filing covers Common Stock and reflects net selling of $550.6K. Reported prices ranged from $9.06 to $9.14. Insider transactions are sourced from SEC Form 4 disclosures and should be reviewed alongside company fundamentals and the insider's broader trading history.
Company Information
- Company Name
- 908 Devices Inc.
- Ticker Symbol
- MASS
- CIK
- 0001555279
Insider Information
- Name
- Knopp Kevin J.
- Role
- Insider
- Location
- BURLINGTON, MA
Filing Details
- Filing Date
- Jun 25, 2026
- Transaction Date
- Jun 23, 2026
- Accession Number
- 0001836523-26-000005
- Form Type
- 4
- Net Trading Amount
- -$550.6K
Non-Derivative Transactions
| Date | Security | Shares | Price | Type | Value |
|---|---|---|---|---|---|
| Jun 23, 2026 | Common Stock | 3,422 | $9.06 | Sale | $31.0K |
| Jun 24, 2026 | Common Stock | 40,535 | $9.14 | Sale | $370.5K |
| Jun 25, 2026 | Common Stock | 16,388 | $9.10 | Sale | $149.1K |
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Footnotes
- (F1)This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 20, 2025.
- (F2)The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.05 to $9.08 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2), (3) and (4).
- (F3)The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.05 to $9.24 inclusive.
- (F4)The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.05 to $9.19 inclusive.
- (F5)The shares are owned directly by The Kevin J. Knopp Irrevocable Trust of 2018. The reporting person's brother-in-law is the trustee of The Kevin J. Knopp Irrevocable Trust of 2018 and has sole voting and dispositive control with respect to all securities held by such trust. The reporting person may be deemed to be the beneficial owner of the securities held by The Kevin J. Knopp Irrevocable Trust of 2018.