Berkman Charles S
SEC insider (Form 3/4/5 filer). CIK 0001392266. Chief Legal Officer at OmniAb, Inc. (OABI). 22 reported Form 4/5 transactions since Sep 2024; latest on Apr 7, 2026. Located in EMERYVILLE, CA.
Companies Berkman Charles S has filed insider reports for
- OmniAb, Inc. (OABI): Officer, Chief Legal Officer
Berkman Charles S
CIK: 0001392266
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)9 (40.9%)
Position reduction
Option Exercises (M)8 (36.4%)
Derivative conversions
Awards (A)5 (22.7%)
Compensation grants
Other (G, F, J, C, D, …)0 (0.0%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
OABI
OmniAb, Inc.
Officer
Discretionary Trading P&L
Holdings
Transaction History (22 total)
- Apr 7, 2026OABI
OmniAb, Inc.
ExerciseDirect13.5K shares- - Apr 7, 2026OABI
OmniAb, Inc.
SaleDirect7.2K shares at avg. $1.49$11K - Feb 18, 2026OABI
OmniAb, Inc.
AwardDirectRestricted Stock Units
60K shares- - Feb 18, 2026OABI
OmniAb, Inc.
ExerciseDirect18.8K shares- - Feb 18, 2026OABI
OmniAb, Inc.
AwardDirectStock Option
600K shares- - Feb 18, 2026OABI
OmniAb, Inc.
SaleDirect9.7K shares at avg. $1.71$17K - Feb 17, 2026OABI
OmniAb, Inc.
SaleDirect7K shares at avg. $1.70$12K - Feb 16, 2026OABI
OmniAb, Inc.
ExerciseDirect13.5K shares- - Dec 8, 2025OABI
OmniAb, Inc.
SaleDirect8K shares at avg. $1.96$16K - Dec 7, 2025OABI
OmniAb, Inc.
ExerciseDirect15.6K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Apr 7, 2026 | OABI OmniAb, Inc. | Exercise | 13,542 | - | $0 | Direct |
| Apr 7, 2026 | OABI OmniAb, Inc. | Sale | 7,157 | $1.49 | $10,664 | Direct |
| Feb 18, 2026 | OABI OmniAb, Inc. | Award Restricted Stock Units | 60,000 | - | - | Direct |
| Feb 18, 2026 | OABI OmniAb, Inc. | Exercise | 18,750 | - | $0 | Direct |
| Feb 18, 2026 | OABI OmniAb, Inc. | Award Stock Option | 600,000 | - | - | Direct |
| Feb 18, 2026 | OABI OmniAb, Inc. | Sale | 9,673 | $1.71 | $16,541 | Direct |
| Feb 17, 2026 | OABI OmniAb, Inc. | Sale | 6,990 | $1.70 | $11,883 | Direct |
| Feb 16, 2026 | OABI OmniAb, Inc. | Exercise | 13,542 | - | $0 | Direct |
| Dec 8, 2025 | OABI OmniAb, Inc. | Sale | 8,044 | $1.96 | $15,766 | Direct |
| Dec 7, 2025 | OABI OmniAb, Inc. | Exercise | 15,621 | - | - | Direct |
1-10 of 22 transactions