JEFFREY M LEIDEN
CIK 1242825 · Executive Chairman · last filed 2026-05-11
JEFFREY M LEIDEN is an Executive Chairman who has filed 106 SEC Form 4 insider transactions across 4 companies since 2007. The most recent filing, for ODTX, was dated May 11, 2026. Across all open-market trades the lifetime net is −$544.7M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $16.9M 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.
$16.90M
4
106
-$544.74M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| ODTX | Director | 298,896 | — | — | $100.0K | 1 | 2026-05-11 |
| VRTX | Executive Chairman | 35,237 | $444.93 | $15.68M | -$543.95M | 88 | 2026-02-26 |
| DGX | Director | 6,000 | $203.06 | $1.22M | -$890.2K | 15 | 2018-05-30 |
| MILLENNIUM PHARMACEUTICALS INC (MLNM) Delisted | Director | — | — | — | $0 | 2 | 2008-05-15 |
Recent Filings
106 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-05-11 | ODTX | Mixed | +36,644 | $99.7K | EDGAR |
| 2026-02-26 | VRTX | Tax (F) | −3,547 | -$1.72M | EDGAR |
| 2026-02-19 | VRTX | Mixed | +5,305 | -$1.43M | EDGAR |
| 2026-01-26 | VRTX | Grant (A) | +9,012 | $0 | EDGAR |
| 2025-12-05 | VRTX | Mixed | +1 | -$23.13M | EDGAR |
| 2025-11-17 | VRTX | Mixed | — | -$25.80M | EDGAR |
| 2025-02-19 | VRTX | Tax (F) | −6,066 | -$2.81M | EDGAR |
| 2025-02-14 | VRTX | Mixed | +4,684 | -$1.14M | EDGAR |
| 2025-02-06 | VRTX | Grant (A) | +15,414 | $0 | EDGAR |
| 2024-09-04 | VRTX | Sell (S) | −3,784 | -$1.89M | EDGAR |