Marshall A Heinberg
CIK 1481338 · last filed 2026-04-02
Marshall A Heinberg is a corporate insider who has filed 45 SEC Form 4 insider transactions across 9 companies since 2012. The most recent filing, for CTOS, was dated Apr 2, 2026. Across all open-market trades the lifetime net is +$1.5M, making them a net buyer over the disclosed history. Current disclosed insider exposure totals $5.7M 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.
$5.73M
9
45
$1.54M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| CTOS | Director | 520,548 | $10.66 | $5.55M | $206.3K | 5 | 2026-04-02 |
| LOGC | Director | 25,684 | $7.06 | $181.3K | $0 | 3 | 2025-04-21 |
| ContextLogic Inc. (WISH) Delisted | Director | — | $5.13 | — | $0 | 1 | 2024-04-23 |
| Custom Truck One Source, Inc. (CTOS.WS) Delisted | Director | 340,304 | $0.01 | $2.2K | $825.0K | 7 | 2023-11-14 |
| CHANNELADVISOR CORP (ECOM) Delisted | Director | 0 | $23.09 | $0 | -$241.9K | 6 | 2022-11-15 |
| PAE Inc (PAEWW) Delisted | Director | 0 | $2.05 | $0 | $0 | 4 | 2022-02-16 |
| Custom Truck One Source, Inc. (NSCO.WS) Delisted | Director | 150,000 | $2.01 | $301.5K | $750.0K | 1 | 2021-04-05 |
| ECOLOGY & ENVIRONMENT INC (EEI) Delisted | Director | 0 | — | — | $0 | 9 | 2020-01-02 |
| NATIONAL FINANCIAL PARTNERS CORP (NFP) Delisted | Director | 0 | — | — | $0 | 3 | 2013-07-02 |
Recent Filings
45 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-04-02 | CTOS | Mixed | +48,346 | $0 | EDGAR |
| 2026-01-20 | — | Mixed | +44,321 | $0 | |
| 2025-12-08 | — | Exer (M) | +64,801 | $0 | |
| 2025-04-21 | LOGC | Exer (M) | +25,684 | $0 | EDGAR |
| 2025-04-02 | CTOS | Mixed | +39,993 | $0 | EDGAR |
| 2025-01-17 | LOGC | Grant (A) | — | $0 | EDGAR |
| 2024-12-09 | LOGC | Grant (A) | — | $0 | EDGAR |
| 2024-06-14 | CTOS | Buy (P) | +10,000 | $43.4K | EDGAR |
| 2024-05-08 | CTOS | Buy (P) | +40,000 | $162.9K | EDGAR |
| 2024-04-23 | ContextLogic Inc. (WISH) Delisted | Grant (A) | — | $0 | EDGAR |