PETER J GUNDERMANN
CIK 1182854 · PRESIDENT/CEO · last filed 2026-03-05
PETER J GUNDERMANN is a PRESIDENT/CEO who has filed 115 SEC Form 4 insider transactions across 2 companies since 2007. The most recent filing, for ATRO, was dated Mar 5, 2026. Across all open-market trades the lifetime net is −$3.6M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $14.5M 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.
$14.48M
2
115
-$3.64M
Holdings By Company
Recent Filings
115 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-03-05 | ATRO | Mixed | +10,061 | $818.5K | EDGAR |
| 2026-02-23 | ATRO | Grant (A) | — | $0 | EDGAR |
| 2025-12-08 | ATRO | Grant (A) | — | $0 | EDGAR |
| 2025-11-25 | ATRO | Mixed | +6,411 | -$75.5K | EDGAR |
| 2025-11-24 | ATRO | Mixed | +6,411 | -$75.5K | EDGAR |
| 2025-11-13 | MOG.B | Grant (A) | +575 | $0 | EDGAR |
| 2025-10-30 | MOG.B | Mixed | +1,710 | -$181 | EDGAR |
| 2025-04-03 | ATRO | Mixed | +6,930 | -$103.0K | EDGAR |
| 2025-03-20 | ATRO | Mixed | +15,196 | $103.0K | EDGAR |
| 2025-03-03 | ATRO | Grant (A) | — | $0 | EDGAR |