William Richard Jackman
CIK 1872927 · CHIEF LEGAL OFFICER (CLO) · last filed 2026-01-05
William Richard Jackman is a CHIEF LEGAL OFFICER (CLO) who has filed 21 SEC Form 4 insider transactions across 1 company since 2021. The most recent filing, for RIOT, was dated Jan 5, 2026. Across all open-market trades the lifetime net is −$13.3M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $65.4M 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.
$65.42M
1
21
-$13.33M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| RIOT | CHIEF LEGAL OFFICER (CLO) | 2,458,473 | $26.61 | $65.42M | -$13.33M | 21 | 2026-01-05 |
Recent Filings
21 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-01-05 | RIOT | Grant (A) | +591,948 | $0 | EDGAR |
| 2025-10-10 | RIOT | Sell (S) | −248,168 | -$3.92M | EDGAR |
| 2025-09-12 | RIOT | Sell (S) | −248,168 | -$3.92M | EDGAR |
| 2024-07-03 | RIOT | Grant (A) | +753,768 | $0 | EDGAR |
| 2024-02-26 | RIOT | Disp (D) | −192,000 | $0 | EDGAR |
| 2024-01-05 | RIOT | Grant (A) | +1,000,000 | $0 | EDGAR |
| 2023-12-12 | RIOT | Sell (S) | −57,000 | -$893.7K | EDGAR |
| 2023-07-17 | RIOT | Grant (A) | +369,639 | $0 | EDGAR |
| 2023-06-05 | RIOT | Sell (S) | −371,471 | -$4.51M | EDGAR |
| 2023-01-13 | RIOT | Tax (F) | −12,000 | -$50.6K | EDGAR |