Gerhard F Burbach
CIK 1307313 · Chief Executive Officer · last filed 2026-06-09
Gerhard F Burbach is a Chief Executive Officer who has filed 112 SEC Form 4 insider transactions across 6 companies since 2007. The most recent filing, for BWXT, was dated Jun 9, 2026. Across all open-market trades the lifetime net is −$24.5M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $718.0K 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.
$718.0K
6
112
-$24.51M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| BWXT | Director | 0 | $193.45 | $0 | -$593.2K | 44 | 2026-06-09 |
| SGHT | Director | 123,207 | $5.13 | $632.1K | $0 | 2 | 2026-06-05 |
| LAB | Director | 96,827 | $0.89 | $86.0K | $0 | 1 | 2022-06-17 |
| STANDARD BIOTOOLS INC. (FLDM) Delisted | Director | 65,913 | $3.71 | $244.5K | $0 | 14 | 2021-05-27 |
| THORATEC CORP (THOR) Delisted | Chief Executive Officer | 169,970 | — | — | -$23.91M | 44 | 2014-03-17 |
| STAR EQUITY HOLDINGS, INC. (DRAD) Delisted | Director | 39,760 | — | — | $0 | 7 | 2012-05-22 |
Recent Filings
112 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-06-09 | BWXT | Grant (A) | — | $0 | EDGAR |
| 2026-06-05 | SGHT | Grant (A) | +28,261 | $0 | EDGAR |
| 2026-05-04 | BWXT | Grant (A) | — | $0 | EDGAR |
| 2026-03-30 | BWXT | Grant (A) | — | $0 | EDGAR |
| 2026-02-27 | BWXT | Sell (S) | −1,983 | -$413.7K | EDGAR |
| 2025-12-12 | BWXT | Grant (A) | — | $0 | EDGAR |
| 2025-09-08 | BWXT | Grant (A) | — | $0 | EDGAR |
| 2025-06-09 | BWXT | Grant (A) | — | $0 | EDGAR |
| 2025-05-14 | SGHT | Grant (A) | +74,766 | $0 | EDGAR |
| 2025-05-06 | BWXT | Grant (A) | — | $0 | EDGAR |