Tappin Matthew bought STEM

February 15, 2026 · Form 4 insider transaction

Tappin Matthew bought 1,253 shares of STEM, a transaction worth N/A. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 3 days after the transaction.

Direction

Acquired (buy-side)

1,253

Price

N/A

Total value

N/A

InsiderTappin Matthew

RoleOfficer

CompanySTEM

SecurityCommon Stock, Par Value $0.0001 Per Share

Transaction codeM — Option exercise

Transaction dateFebruary 15, 2026

Filing dateFebruary 18, 2026

Shares owned after3,125

OwnershipDirect

10b5-1 planNo

AmendedNo

Footnotes

Each restricted stock unit ("RSU") converted into a share of common stock on a one-for-one basis.

View the original Form 4 on SEC EDGAR