Charles S. Berkman
CIK: 0001392266
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
OmniAb, Inc.
Discretionary Trading P&L
Holdings
Transaction History (22 total)
- Apr 7, 2026OABI
OmniAb, Inc.
Sale(S)Direct7.2K shares at avg. $1.49$11K - Apr 7, 2026OABI
OmniAb, Inc.
Exercise(M)Direct13.5K shares- - Feb 18, 2026OABI
OmniAb, Inc.
Sale(S)Direct9.7K shares at avg. $1.71$17K - Feb 18, 2026OABI
OmniAb, Inc.
Exercise(M)Direct18.8K shares- - Feb 18, 2026OABI
OmniAb, Inc.
Award(A)DirectStock Option
600K shares- - Feb 18, 2026OABI
OmniAb, Inc.
Award(A)DirectRestricted Stock Units
60K shares- - Feb 17, 2026OABI
OmniAb, Inc.
Sale(S)Direct7K shares at avg. $1.70$12K - Feb 16, 2026OABI
OmniAb, Inc.
Exercise(M)Direct13.5K shares- - Dec 8, 2025OABI
OmniAb, Inc.
Sale(S)Direct8K shares at avg. $1.96$16K - Dec 7, 2025OABI
OmniAb, Inc.
Exercise(M)Direct15.6K shares- - Apr 7, 2025OABI
OmniAb, Inc.
Exercise(M)Direct13.5K shares- - Apr 7, 2025OABI
OmniAb, Inc.
Sale(S)Direct7.2K shares at avg. $2.00$14K - Feb 19, 2025OABI
OmniAb, Inc.
Sale(S)Direct7.3K shares at avg. $3.67$27K - Feb 18, 2025OABI
OmniAb, Inc.
Award(A)DirectStock Option (right to buy)
337.5K shares- - Feb 18, 2025OABI
OmniAb, Inc.
Sale(S)Direct8.2K shares at avg. $3.68$30K - Feb 18, 2025OABI
OmniAb, Inc.
Award(A)DirectRestricted Stock Units
56.3K shares- - Feb 16, 2025OABI
OmniAb, Inc.
Exercise(M)Direct13.5K shares- - Feb 15, 2025OABI
OmniAb, Inc.
Exercise(M)Direct15.6K shares- - Jan 21, 2025OABI
OmniAb, Inc.
Sale(S)Direct25.5K shares at avg. $3.24$83K - Jan 17, 2025OABI
OmniAb, Inc.
Award(A)Direct45.3K shares- - Dec 9, 2024OABI
OmniAb, Inc.
Sale(S)Direct8K shares at avg. $4.13$33K - Dec 7, 2024OABI
OmniAb, Inc.
Exercise(M)Direct15.6K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Apr 7, 2026 | OABI OmniAb, Inc. | Sale(S) | 7,157 | $1.49 | $10,664 | Direct |
| Apr 7, 2026 | OABI OmniAb, Inc. | Exercise(M) | 13,542 | - | $0 | Direct |
| Feb 18, 2026 | OABI OmniAb, Inc. | Sale(S) | 9,673 | $1.71 | $16,541 | Direct |
| Feb 18, 2026 | OABI OmniAb, Inc. | Exercise(M) | 18,750 | - | $0 | Direct |
| Feb 18, 2026 | OABI OmniAb, Inc. | Award(A) Stock Option | 600,000 | - | - | Direct |
| Feb 18, 2026 | OABI OmniAb, Inc. | Award(A) Restricted Stock Units | 60,000 | - | - | Direct |
| Feb 17, 2026 | OABI OmniAb, Inc. | Sale(S) | 6,990 | $1.70 | $11,883 | Direct |
| Feb 16, 2026 | OABI OmniAb, Inc. | Exercise(M) | 13,542 | - | $0 | Direct |
| Dec 8, 2025 | OABI OmniAb, Inc. | Sale(S) | 8,044 | $1.96 | $15,766 | Direct |
| Dec 7, 2025 | OABI OmniAb, Inc. | Exercise(M) | 15,621 | - | - | Direct |
| Apr 7, 2025 | OABI OmniAb, Inc. | Exercise(M) | 13,542 | - | - | Direct |
| Apr 7, 2025 | OABI OmniAb, Inc. | Sale(S) | 7,206 | $2.00 | $14,412 | Direct |
| Feb 19, 2025 | OABI OmniAb, Inc. | Sale(S) | 7,255 | $3.67 | $26,626 | Direct |
| Feb 18, 2025 | OABI OmniAb, Inc. | Award(A) Stock Option (right to buy) | 337,500 | - | - | Direct |
| Feb 18, 2025 | OABI OmniAb, Inc. | Sale(S) | 8,215 | $3.68 | $30,231 | Direct |
| Feb 18, 2025 | OABI OmniAb, Inc. | Award(A) Restricted Stock Units | 56,250 | - | - | Direct |
| Feb 16, 2025 | OABI OmniAb, Inc. | Exercise(M) | 13,541 | - | - | Direct |
| Feb 15, 2025 | OABI OmniAb, Inc. | Exercise(M) | 15,615 | - | - | Direct |
| Jan 21, 2025 | OABI OmniAb, Inc. | Sale(S) | 25,489 | $3.24 | $82,584 | Direct |
| Jan 17, 2025 | OABI OmniAb, Inc. | Award(A) | 45,294 | - | $0 | Direct |
| Dec 9, 2024 | OABI OmniAb, Inc. | Sale(S) | 8,022 | $4.13 | $33,131 | Direct |
| Dec 7, 2024 | OABI OmniAb, Inc. | Exercise(M) | 15,621 | - | $0 | Direct |
1-22 of 22 transactions
About Berkman Charles S
Berkman Charles S (SEC CIK 0001392266) files insider reports with the SEC as Chief Legal Officer of OmniAb, Inc. (OABI).
Signal8 holds 8 ownership filings by Berkman Charles S, all Form 4s, filed between Dec 10, 2024 and Apr 7, 2026. Those filings report 22 transactions, from Dec 7, 2024 to Apr 7, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on Berkman Charles S's filings is in EMERYVILLE, CA.
Recent filings by Berkman Charles S
- Apr 7, 2026: Open-market sale of OABI shares (Form 4, code S).
- Apr 7, 2026: Option exercise of OABI shares (Form 4, code M).
- Feb 18, 2026: Open-market sale of OABI shares (Form 4, code S).
- Feb 18, 2026: Option exercise of OABI shares (Form 4, code M).
- Feb 18, 2026: Grants or awards of OABI derivative securities (2 lines, Form 4, code A).
Other insiders filing for OmniAb, Inc. (OABI)
- Love Steven, Director
- Nwachuku Amechi Ekeke, Chief Operating Officer
- Bertozzi Carolyn R, Director
- Cochran Jennifer R., Director
- Crouse Steven C., Director
- Gotwals Philip J, Director