Otitoju Kolawole A. bought MASS

April 21, 2026 · Form 4 insider transaction

Otitoju Kolawole A. bought 110,193 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
110,193
Price
$0.00
Total value
N/A
RoleOfficer
SecurityRestricted Stock Units
Transaction codeA: Grant or award
Transaction dateApril 21, 2026
Filing dateApril 22, 2026
Shares owned after110,193
OwnershipDirect
10b5-1 planNo
AmendedNo

Footnotes

Each restricted stock unit ("RSU") represents a contingent right to receive one share of Common Stock, par value $0.001, when vested.; These RSUs vest in three substantially equal annual installments at the three anniversary dates following May 1, 2026, subject to the reporting person's continued service through the applicable vesting date. The RSUs have no expiration date.

View the original Form 4 on SEC EDGAR