Berkman Charles S 4

What Happened
Charles Berkman, Chief Legal Officer of OmniAb (OABI), had 13,542 restricted stock units (RSUs) vest on April 7, 2026. Those RSUs converted into 13,542 shares (reported as an exercise/conversion of derivative at $0.00). Of those, 7,157 shares were sold in an open-market "sell-to-cover" transaction at a weighted average price of $1.49, resulting in approximately $10,664 in proceeds. The remaining 6,385 shares were retained.

Key Details

• Transaction date: 2026-04-07 (filing date: 2026-04-07) — timely filing.
• Vesting/conversion: 13,542 RSUs -> 13,542 common shares (reported at $0.00).
• Sale: 7,157 shares sold open market, weighted average price $1.49, total proceeds ~$10,664; sale prices ranged $1.46–$1.53.
• Net retained from this vesting: 6,385 shares. Total post-transaction holdings not reported in the filing.
• Footnotes: F1–F2 = RSU vesting/RSU = 1 share; F3 = sale was mandated sell-to-cover for tax withholding (not a discretionary trade); F4 = weighted-average price with reported price range.
• No indication of a 10b5-1 plan or late filing.

Context
This filing reflects routine equity compensation vesting and a sell-to-cover tax withholding, not an independent discretionary sale by the insider. The derivative entries show RSUs converting to stock and the mandatory portion sold to satisfy taxes; the transaction is therefore not a clear signal of positive or negative insider sentiment.