Kenneweg John bought MASS

April 28, 2026 · Form 4 insider transaction

Kenneweg John bought 26,042 shares of 908 Devices Inc. at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 1 day after the transaction.

Direction
Acquired (buy-side)
Shares
26,042
Price
$0.00
Total value
N/A
RoleOfficer
SecurityPerformance Stock Units
Transaction codeA: Grant or award
Transaction dateApril 28, 2026
Filing dateApril 29, 2026
Shares owned after26,042
OwnershipDirect
10b5-1 planNo
AmendedNo

Footnotes

Each performance stock unit ("PSU") represents a contingent right to receive one share of Common Stock, par value $0.001, when vested.; The Issuer's compensation committee of the Board of Directors certified the achievement of the applicable performance metrics and goals on April 28, 2026. The PSUs will vest, in accordance with their terms, on May 1, 2026. The PSUs have no expiration date.

View the original Form 4 on SEC EDGAR