ARTIS DEAN RICHARD 4

What Happened
Artis Dean Richard, Annexon’s EVP and Chief Scientific Officer, sold 5,290 shares in an open-market transaction on 2026-02-18. The weighted-average sale price was $5.10 per share (range $4.925–$5.155), for total proceeds of approximately $26,979. This was a sale (not a purchase).

Key Details

• Transaction date: 2026-02-18 (reported on Form 4 filed 2026-02-20). No late filing indicated.
• Transaction type/code: Sale (S). Executed in multiple trades at prices between $4.925 and $5.155; reported price is weighted average $5.10.
• Reason given (Footnote F1): Shares were sold to cover tax withholding obligations related to the vesting of restricted stock units (RSUs).
• Shares owned after transaction: Not disclosed in the provided filing details.
• Footnote F2: Reporting person will provide details of the number of shares sold at each price on request.

Context
Sales to cover tax withholding on vested RSUs are common and typically routine; they do not necessarily signal a change in insider sentiment about the company. This was a disposition to meet tax obligations rather than an opportunistic open-market purchase.