OmniAb, Inc.·4

Apr 7, 8:23 PM ET

Berkman Charles S 4

4 · OmniAb, Inc. · Filed Apr 7, 2026

Research Summary

AI-generated summary of this filing

Updated

OmniAb (OABI) CLO Charles Berkman Sells 7,157 Shares

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.

Insider Transaction Report

Form 4
Period: 2026-04-07
Berkman Charles S
Chief Legal Officer
Transactions
  • Exercise/Conversion

    Common Stock

    [F1][F2]
    2026-04-07+13,542406,242 total
  • Sale

    Common Stock

    [F3][F4]
    2026-04-07$1.49/sh7,157$10,664399,085 total
  • Exercise/Conversion

    Restricted Stock Units

    [F2][F1]
    2026-04-0713,542111,042 total
    Exercise: $0.00Common Stock (13,542 underlying)
Footnotes (4)
  • [F1]Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on April 7, 2024.
  • [F2]Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
  • [F3]Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax withholding obligation to be funded by a "sell-to-cover" transaction and do not represent discretionary trades by the reporting person.
  • [F4]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.46 to $1.53. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
Signature
/s/ Charles S. Berkman|2026-04-07

Documents

1 file
  • 4
    wk-form4_1775607819.xmlPrimary

    FORM 4