PAUL D RUBIN
CIK 1210905 · Chief Medical Officer · last filed 2026-04-03
PAUL D RUBIN is a Chief Medical Officer who has filed 57 SEC Form 4 insider transactions across 3 companies since 2011. The most recent filing, for BIOA, was dated Apr 3, 2026. Across all open-market trades the lifetime net is −$2.5M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $15.3M across reported positions.
"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.
$15.32M
3
57
-$2.48M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| BIOA | Chief Medical Officer | 5,437 | $18.04 | $98.1K | -$1.46M | 8 | 2026-04-03 |
| Viridian Therapeutics, Inc.\DE (MGEN) Delisted | EVP, Research & Development | — | — | — | $0 | 3 | 2019-02-08 |
| XOMA | Sr. VP Clinical Dev. & CMO | 364,217 | $41.79 | $15.22M | -$1.01M | 46 | 2016-03-22 |
Recent Filings
57 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-04-03 | BIOA | Mixed | — | -$112.5K | EDGAR |
| 2026-03-03 | BIOA | Mixed | — | -$115.4K | EDGAR |
| 2026-02-19 | BIOA | Grant (A) | — | $0 | EDGAR |
| 2026-02-03 | BIOA | Mixed | — | -$103.9K | EDGAR |
| 2026-01-06 | BIOA | Mixed | — | -$60.0K | EDGAR |
| 2025-12-11 | BIOA | Mixed | — | -$97.7K | EDGAR |
| 2025-12-05 | BIOA | Mixed | — | -$418.7K | EDGAR |
| 2025-02-20 | BIOA | Grant (A) | — | $0 | EDGAR |
| 2019-02-08 | Viridian Therapeutics, Inc.\DE (MGEN) Delisted | Grant (A) | — | $0 | EDGAR |
| 2018-02-02 | Viridian Therapeutics, Inc.\DE (MGEN) Delisted | Grant (A) | — | $0 | EDGAR |