Berkman Charles S (CIK 1392266) reported 10 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-04-07). Recent activity: Buy OABI (13,542 shares), Sell OABI (7,157 shares), Buy OABI (18,750 shares), Sell OABI (9,673 shares), Buy OABI (13,542 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-07 | OmniAb, Inc. (OABI) | Chief Legal Officer | Buy | 13,542 | $0 |
| 2026-04-07 | OmniAb, Inc. (OABI) | Chief Legal Officer | Sell | 7,157 | $10,664 |
| 2026-02-18 | OmniAb, Inc. (OABI) | Chief Legal Officer | Buy | 18,750 | $0 |
| 2026-02-18 | OmniAb, Inc. (OABI) | Chief Legal Officer | Sell | 9,673 | $16,541 |
| 2026-02-17 | OmniAb, Inc. (OABI) | Chief Legal Officer | Buy | 13,542 | $0 |
| 2026-02-17 | OmniAb, Inc. (OABI) | Chief Legal Officer | Sell | 6,990 | $11,883 |
| 2025-12-09 | OmniAb, Inc. (OABI) | Chief Legal Officer | Buy | 15,621 | $0 |
| 2025-12-09 | OmniAb, Inc. (OABI) | Chief Legal Officer | Sell | 8,044 | $15,766 |
| 2025-04-07 | OmniAb, Inc. (OABI) | Chief Legal Officer | Buy | 13,542 | $0 |
| 2025-04-07 | OmniAb, Inc. (OABI) | Chief Legal Officer | Sell | 7,206 | $14,412 |
Source: SEC Form 4 filings · as of 2026-04-07