Form 4 Filing for 908 Devices Inc.

This filing details insider transactions for 908 Devices Inc. made by Keith Crandell, a director. On June 10, 2026, 14,083 Restricted Stock Units (RSUs) vested, and the same number of RSUs were disposed of. On June 11, 2026, 13,656 RSUs were acquired, and 6,209 stock options were acquired. These transactions are related to the vesting and acquisition of equity awards. Crandell also acquired 14,083 shares of Common Stock on June 10, 2026. Following these transactions, the total number of Common Stock shares held indirectly is 5,725,045. The filing also includes a Power of Attorney document authorizing specific individuals to execute SEC filings on behalf of the reporting person.