Tappin Matthew 4

What Happened

• Matthew Tappin, President, Software Products at STEM, had 522 shares disposed on February 19, 2026, at $11.30 per share, totaling $5,899. The transaction was a sell-to-cover to satisfy tax withholding related to a previously reported restricted stock unit (RSU) settlement and was not a discretionary trade by the reporting person.

Key Details

• Transaction date: 2026-02-19
• Price per share: $11.30; Shares sold: 522; Total proceeds: $5,899
• Transaction code: F (tax withholding / payment of tax liability)
• Footnote: Sale represents automatic withholding to cover tax liability from RSU settlement on Feb 15, 2026 (sell-to-cover); not a voluntary open-market sale
• Shares owned after transaction: not specified in this filing
• Filing timeliness: Reported and filed on 2026-02-19 (same day)

Context

• A sell-to-cover is a routine, automatic transaction where shares from settled equity awards are sold to cover taxes; it does not necessarily reflect the insider’s view of the company. Purchases or voluntary sales can be more informative about insider sentiment.