Stanley C Erck
CIK 1342826 · President and CEO · last filed 2025-08-13
Stanley C Erck is a President and CEO who has filed 68 SEC Form 4 insider transactions across 4 companies since 2007. The most recent filing shows the insider bought $137.2K of MXCT on Aug 13, 2025. Across all open-market trades the lifetime net is −$51.0M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $1.2M 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.
$1.19M
4
68
-$50.97M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| MXCT | Director | 398,328 | $1.12 | $446.1K | -$410.6K | 9 | 2025-08-13 |
| NVAX | President and CEO | 36,492 | $8.88 | $324.0K | -$49.70M | 42 | 2022-12-16 |
| BCRX | Director | 48,333 | $8.70 | $420.5K | $48.9K | 12 | 2018-11-30 |
| INTERCELL USA, INC. (IOMI) Delisted | President & CEO | 33,201 | — | — | -$906.2K | 4 | 2008-07-31 |
Recent Filings
68 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2025-08-13 | MXCT | Buy (P) | +100,000 | $137.2K | EDGAR |
| 2025-06-23 | MXCT | Grant (A) | +29,210 | $0 | EDGAR |
| 2024-11-05 | MXCT | Mixed | — | -$175.5K | EDGAR |
| 2024-10-02 | MXCT | Mixed | — | -$176.8K | EDGAR |
| 2024-09-05 | MXCT | Mixed | — | -$189.7K | EDGAR |
| 2024-06-13 | MXCT | Grant (A) | +21,367 | $0 | EDGAR |
| 2023-06-23 | MXCT | Grant (A) | — | $0 | EDGAR |
| 2022-12-16 | NVAX | Mixed | +4,646 | -$40.0K | EDGAR |
| 2022-09-28 | NVAX | Mixed | +4,366 | -$41.1K | EDGAR |
| 2022-07-08 | MXCT | Grant (A) | — | $0 | EDGAR |