Waddill William D. 4

What Happened William D. Waddill, a director of Annexon, Inc. (ANNX), was granted a derivative award on June 11, 2026 covering 65,000 shares. The grant shows an acquisition price of $0.00 (i.e., an award/option grant rather than an open-market purchase) and did not generate any cash proceeds. This is a grant of equity compensation, not a sale.

Key Details

• Transaction date: 2026-06-11; Form 4 filed: 2026-06-15 (timely filing).
• Transaction type: Award/Grant (derivative instrument) — 65,000 shares @ $0.00.
• Shares owned after transaction: Not specified in the provided filing.
• Footnote: The underlying shares vest and become exercisable 100% on the earlier of (i) the first anniversary of June 11, 2026 (i.e., by 06/11/2027) or (ii) the next Annual Meeting following June 11, 2026, subject to the reporting person’s continuous service as a director.
• No indication of immediate exercise or sale (no cashless exercise or disposition reported).

Context This filing reflects a standard equity award to a company director as part of compensation—a common non-cash transaction that does not by itself indicate buying or selling sentiment. Because the award vests in the future and was not exercised or sold, there were no proceeds or shares transferred into the market at the time of this filing.