AWM Investment Company, Inc. 4

What Happened
AWM Investment Company, Inc. (a reported 10% owner/adviser) reported open-market sales of 186,942 shares of 908 Devices common stock across trades on May 27–28, 2026. Reported transactions: 1,500 shares at $8.25 ($12,375), 15,000 shares at $8.25 ($123,791), and 170,442 shares at a weighted average price of $8.66 ($1,475,925), totaling approximately $1,612,091. These were disposals (sales), which are typically portfolio or fund-level moves rather than signals from a company executive.

Key Details

• Transaction dates and prices: May 27, 2026 — 1,500 @ $8.25 and 15,000 @ $8.25; May 28, 2026 — 170,442 @ $8.66 (footnote: weighted average price).
• Total shares sold: 186,942; total reported proceeds ≈ $1,612,091.
• Reported holdings: AWM reports sole voting and investment power over 4,929,773 shares across several funds (per footnote); after these reported disposals, that interest implies roughly 4,742,831 shares remaining (4,929,773 − 186,942).
• Footnotes: F1 = weighted average price; F2 notes controlling principals (David M. Greenhouse and Adam C. Stettner) and that AWM disclaims beneficial ownership except for pecuniary interest; F3 lists the funds for which AWM is adviser and the breakdown of shares.
• Filing/timeliness: Report filed May 29, 2026 covering trades on May 27–28, 2026 — appears to be a timely Form 4 filing (no late-file flag indicated).

Context
This filing is from an investment adviser/10% holder managing fund positions, not an individual officer or director. Such sales most often reflect portfolio rebalancing or fund-level liquidity needs rather than executive sentiment. The report is informational and does not state motives for the disposals.