Elizabeth H.Z. Thompson
CIK 1861477 · EVP, Head of Research & Dev · last filed 2026-03-26
Elizabeth H.Z. Thompson is an EVP, Head of Research & Dev who has filed 23 SEC Form 4 insider transactions across 3 companies since 2021. The most recent filing, for ACAD, was dated Mar 26, 2026. Across all open-market trades the lifetime net is −$2.3M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $69.2K 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.
$69.2K
3
23
-$2.33M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| ACAD | EVP, Head of Research & Dev | 3,280 | $21.09 | $69.2K | -$73.7K | 4 | 2026-03-26 |
| IGM Biosciences, Inc. (IGMS) Delisted | Director | 0 | $1.27 | $0 | $0 | 9 | 2025-08-14 |
| Horizon Therapeutics Public Ltd Co (HZNP) Delisted | EVP, Research & Development | 0 | $116.30 | $0 | -$2.26M | 10 | 2023-10-06 |
Recent Filings
23 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-03-26 | ACAD | Mixed | +3,280 | -$73.7K | EDGAR |
| 2026-03-10 | ACAD | Grant (A) | — | $0 | EDGAR |
| 2025-08-14 | IGM Biosciences, Inc. (IGMS) Delisted | Disp (D) | −7,196 | $0 | EDGAR |
| 2025-07-02 | IGM Biosciences, Inc. (IGMS) Delisted | Grant (A) | +694 | $0 | EDGAR |
| 2025-04-02 | IGM Biosciences, Inc. (IGMS) Delisted | Grant (A) | +694 | $0 | EDGAR |
| 2025-03-26 | ACAD | Grant (A) | — | $0 | EDGAR |
| 2025-01-03 | IGM Biosciences, Inc. (IGMS) Delisted | Grant (A) | +1,452 | $0 | EDGAR |
| 2024-10-02 | IGM Biosciences, Inc. (IGMS) Delisted | Grant (A) | +1,452 | $0 | EDGAR |
| 2024-08-13 | ACAD | Grant (A) | — | $0 | EDGAR |
| 2024-07-02 | IGM Biosciences, Inc. (IGMS) Delisted | Grant (A) | +1,452 | $0 | EDGAR |