Berkman Charles S (CIK 0001392266)

Latest company ownership

OABI - OmniAb, Inc.
Role: Chief Legal Officer
Shares held
305,412
Last filed at
Apr 23, 2024
Confidence Score
50.0
2025Q4
Confidence Score History
2022Q4 2025Q4
LGND - LIGAND PHARMACEUTICALS INC
Role: SVP, Gen. Counsel & Secretary
Shares held
20,126
Last filed at
Nov 3, 2022
Confidence Score
50.0
2025Q4
Confidence Score History
2014Q1 2025Q4
OABIW - OmniAb, Inc.
Role: Chief Legal Officer
Shares held
13,542
Last filed at
Apr 7, 2025
Confidence Score
47.4
2025Q4
Confidence Score History
2024Q4 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Dec 7, 2025 Dec 9, 2025 OmniAb, Inc. Chief Legal Officer Sell 46.3 -8,044 -2.09% ✗ $15.8K
Apr 7, 2025 Apr 7, 2025 OmniAb, Inc. Chief Legal Officer Sell 46.3 -7,206 -1.95% ✗ $14.4K
Feb 15, 2025 Feb 19, 2025 OmniAb, Inc. Chief Legal Officer Sell 42.5 -15,470 -4.15% ✗ $56.9K
Jan 17, 2025 Jan 22, 2025 OmniAb, Inc. Chief Legal Officer Sell 90.0 +19,805 6.12% ✗ $82.6K
Dec 7, 2024 Dec 10, 2024 OmniAb, Inc. Chief Legal Officer Sell 46.3 -8,022 -2.42% ✗ $33.1K
Apr 7, 2024 Apr 9, 2024 OmniAb, Inc. Chief Legal Officer Sell 46.3 -6,954 -2.32% ✗ $36.6K
Feb 15, 2024 Feb 20, 2024 OmniAb, Inc. Chief Legal Officer Sell 46.3 -7,609 -1.32% ✗ $42.2K
Jan 2, 2024 Jan 3, 2024 OmniAb, Inc. Chief Legal Officer Sell 46.3 -7,195 -2.57% ✗ $45K
Dec 7, 2023 Dec 11, 2023 OmniAb, Inc. Chief Legal Officer Sell 46.3 -5,403 -2.02% ✗ $26.2K
Feb 15, 2023 Feb 17, 2023 OmniAb, Inc. Chief Legal Officer Sell 46.3 -9,543 -2.49% ✗ $36.3K
Dec 28, 2022 Dec 30, 2022 OmniAb, Inc. Officer Sell 26.3 -6,518 -1.90% ✗ $23.9K
Dec 1, 2022 Dec 5, 2022 OmniAb, Inc. Officer Sell 26.3 -10,580 -2.99% ✗ $35.4K
Feb 15, 2022 Feb 16, 2022 LIGAND PHARMACEUTICALS INC SVP, Gen. Counsel & Secretary Sell 42.5 -1,578 -4.94% ✗ $195.2K
Jan 26, 2022 Jan 28, 2022 LIGAND PHARMACEUTICALS INC SVP, Gen. Counsel & Secretary Sell 95.0 +4,081 14.63% ✗ $245.1K
Feb 15, 2021 Feb 18, 2021 LIGAND PHARMACEUTICALS INC SVP, Gen. Counsel & Secretary Sell 42.5 -1,015 -3.51% ✗ $175K
Feb 3, 2021 Feb 5, 2021 LIGAND PHARMACEUTICALS INC SVP, Gen. Counsel & Secretary Sell 17.5 -14,606 -33.57% ✗ $3.2M
Jan 25, 2021 Jan 27, 2021 LIGAND PHARMACEUTICALS INC SVP, Gen. Counsel & Secretary Sell 90.0 +2,397 5.83% ✗ $208.9K
Jun 30, 2020 Jul 1, 2020 LIGAND PHARMACEUTICALS INC SVP, Gen. Counsel & Secretary Buy 68.8 +238 0.58% ✗ $21.2K
Jun 4, 2020 Jun 5, 2020 LIGAND PHARMACEUTICALS INC SVP, Gen. Counsel & Secretary Sell 17.5 -11,146 -21.43% ✗ $1.3M
Feb 13, 2020 Feb 18, 2020 LIGAND PHARMACEUTICALS INC SVP, Gen. Counsel & Secretary Sell 90.0 +2,954 6.02% ✗ $85.7K
Dec 20, 2019 Dec 26, 2019 LIGAND PHARMACEUTICALS INC SVP, Gen. Counsel & Secretary Sell 87.5 +1,897 4.02% ✗ $119.7K
Jun 28, 2019 Jul 2, 2019 LIGAND PHARMACEUTICALS INC SVP, Gen. Counsel & Secretary Buy 61.3 +182 0.40% ✗ $17.7K
Sep 17, 2018 Sep 18, 2018 LIGAND PHARMACEUTICALS INC SVP, Gen. Counsel & Secretary Sell 26.3 -2,813 -9.20% ✓ $705.2K
Sep 4, 2018 Sep 5, 2018 LIGAND PHARMACEUTICALS INC SVP, Gen. Counsel & Secretary Sell 5.0 -19,417 -41.16% ✓ $5M
Jun 29, 2018 Jul 3, 2018 LIGAND PHARMACEUTICALS INC SVP, Gen. Counsel & Secretary Buy 68.8 +180 0.65% ✗ $21.2K
Mar 2, 2018 Mar 6, 2018 LIGAND PHARMACEUTICALS INC SVP, Gen. Counsel & Secretary Sell 95.0 +2,524 10.07% ✗ $65K
Feb 15, 2018 Feb 16, 2018 LIGAND PHARMACEUTICALS INC SVP, Gen. Counsel & Secretary Sell 42.5 -1,036 -3.97% ✗ $162.8K
Dec 28, 2017 Dec 29, 2017 LIGAND PHARMACEUTICALS INC VP, Gen. Counsel & Secretary Sell 90.0 +1,672 6.85% ✗ $162.9K
Aug 9, 2017 Aug 10, 2017 LIGAND PHARMACEUTICALS INC VP, Gen. Counsel & Secretary Sell 17.5 -18,625 -43.27% ✗ $2.4M
Jun 30, 2017 Jul 5, 2017 LIGAND PHARMACEUTICALS INC VP, Gen. Counsel & Secretary Buy 68.8 +243 0.57% ✗ $21.2K
Aug 5, 2016 Aug 9, 2016 LIGAND PHARMACEUTICALS INC VP, Gen. Counsel & Secretary Sell 17.5 -22,067 -19.88% ✗ $2.7M
Jul 10, 2015 Jul 14, 2015 LIGAND PHARMACEUTICALS INC VP, Gen. Counsel & Secretary Sell 5.0 -14,067 -34.72% ✓ $1.4M
Jun 30, 2015 Jul 1, 2015 LIGAND PHARMACEUTICALS INC VP, Gen. Counsel & Secretary Buy 78.8 +465 1.79% ✗ $21.2K
Mar 16, 2015 Mar 18, 2015 LIGAND PHARMACEUTICALS INC VP, Gen. Counsel & Secretary Sell 20.0 -11,264 -12.62% ✗ $839.6K
Dec 31, 2014 Mar 18, 2015 LIGAND PHARMACEUTICALS INC VP, Gen. Counsel & Secretary Buy 60.0 +126 0.46% ✗ $5.7K
Dec 31, 2014 Jan 5, 2015 LIGAND PHARMACEUTICALS INC VP, Gen. Counsel & Secretary Buy 60.0 +126 0.46% ✗ $5.7K
Jun 30, 2014 Jul 1, 2014 LIGAND PHARMACEUTICALS INC VP, Gen. Counsel & Secretary Buy 78.8 +329 1.22% ✗ $14.4K
May 27, 2014 May 28, 2014 LIGAND PHARMACEUTICALS INC VP, Gen. Counsel & Secretary Sell 20.0 -7,166 -6.23% ✗ $479.4K
Feb 12, 2014 Feb 14, 2014 LIGAND PHARMACEUTICALS INC VP, Gen. Counsel & Secretary Sell 17.5 -12,381 -5.00% ✗ $1.1M