Charles S. Berkman is VP & Secretary at LIGAND PHARMACEUTICALS INC (LGND). They have made 28 open-market trades across 2 companies since 2011, most recently 2026-04-07.
CIK 0001392266
3 open-market purchases totalling $36K since 2013, against 25 sales. Too few scored purchases to measure a record yet.
| Ticker | Shares | Value |
|---|---|---|
| LGND | 23,825 | $7.0M |
| OABI | 399,085 | $1.8M |
| LGNDD | 20,934 | — |
| PrivateUnlisted | 52,587 | — |
| Total | $8.9M |
Shares reported on the most recent Form 4, priced at the 2026-04-07 close. 2 holdings could not be priced and are excluded from the total.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| OABI | SELL | 2026-04-07 | 2026-04-07 | $1.49 | $11K | +5.8% | -5.5% | +55.5% |
| OABI | SELL | 2026-02-18 | 2026-02-18 | $1.71 | $17K | +2.9% | +2.3% | +38.3% |
| OABI | SELL | 2026-02-17 | 2026-02-17 | $1.70 | $12K | +1.2% | +8.2% | +34.7% |
| OABI | SELL | 2025-12-08 | 2025-12-09 | $1.96 | $16K | +6.1% | -4.1% | -1.0% |
| OABI | SELL | 2025-04-07 | 2025-04-07 | $2.00 | $14K | -17.5% | -29.5% | -13.8% |
| OABI | SELL | 2025-02-18 | 2025-02-19 | $3.68 | $57K | -6.3% | -30.7% | -57.8% |
| OABI | SELL | 2025-01-21 | 2025-01-22 | $3.24 | $165K | +0.9% | +15.1% | -42.3% |
| OABI | SELL | 2024-12-09 | 2024-12-10 | $4.13 | $33K | -15.3% | -16.7% | -21.3% |
| OABI | SELL | 2024-04-08 | 2024-04-09 | $5.27 | $37K | -11.0% | -13.0% | -25.3% |
| LGND | SELL | 2021-02-04 | 2021-02-05 | $178.50 | $6.5M | -29.0% | -31.7% | -38.0% |
| LGND | SELL | 2020-06-04 | 2020-06-05 | $118.59 | $2.6M | -8.6% | -6.5% | -18.9% |
| LGND | SELL | 2018-09-17 | 2018-09-18 | $250.69 | $1.4M | +2.9% | -26.2% | -50.4% |
| LGND | SELL | 2018-09-04 | 2018-09-05 | $254.99 | $9.9M | -0.6% | -0.4% | -40.2% |
| LGND | SELL | 2017-08-09 | 2017-08-10 | $126.96 | $2.4M | +2.3% | +9.0% | +17.5% |
| LGND | SELL | 2016-08-05 | 2016-08-09 | $123.16 | $2.7M | -7.1% | -0.3% | -18.1% |
| LGND | SELL | 2016-08-05 | 2016-08-09 | $123.16 | $2.7M | -7.1% | -0.3% | -18.1% |
| LGND | SELL · 10b5-1 | 2015-07-10 | 2015-07-14 | $99.14 | $1.4M | -9.9% | -3.4% | -3.4% |
| LGND | SELL | 2015-03-16 | 2015-03-18 | $74.54 | $840K | -9.9% | -3.4% | -3.4% |
| LGND | BUY | 2014-06-30 | 2014-07-01 | $43.79 | $14K | -9.9% | -3.4% | -3.4% |
| LGND | SELL | 2014-05-27 | 2014-05-28 | $66.90 | $479K | -9.9% | -3.4% | -3.4% |
| LGND | SELL | 2014-02-12 | 2014-02-14 | $74.50 | $1.1M | -9.9% | -3.4% | -3.4% |
| LGND | BUY | 2013-12-31 | 2014-01-02 | $33.92 | $7K | -9.9% | -3.4% | -3.4% |
| LGND | SELL | 2013-08-30 | 2013-09-04 | $47.54 | $1.3M | -9.9% | -3.4% | -3.4% |
| LGND | SELL | 2013-08-16 | 2013-08-20 | $42.63 | $622K | -9.9% | -3.4% | -3.4% |
| LGND | BUY | 2013-06-28 | 2013-07-01 | $17.36 | $14K | -9.9% | -3.4% | -3.4% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.