Mark A Caylor
CIK 1559097 · CVP & Pres, Mission Systems · last filed 2026-05-29
Mark A Caylor is a CVP & Pres, Mission Systems who has filed 50 SEC Form 4 insider transactions across 3 companies since 2013. The most recent filing, for DCO, was dated May 29, 2026. Across all open-market trades the lifetime net is −$25.4M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $9.3M 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.
$9.26M
3
50
-$25.41M
Holdings By Company
Recent Filings
50 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-05-29 | DCO | Grant (A) | +1,200 | $0 | EDGAR |
| 2025-11-21 | LPTH | Grant (A) | — | $0 | EDGAR |
| 2024-02-23 | NOC | Sell (S) | −825 | -$375.1K | EDGAR |
| 2024-02-21 | NOC | Mixed | −1,057 | -$1.96M | EDGAR |
| 2024-02-16 | NOC | Mixed | +5,414 | -$2.13M | EDGAR |
| 2023-11-08 | NOC | Sell (S) | −1,670 | -$789.3K | EDGAR |
| 2023-08-08 | NOC | Sell (S) | −1,670 | -$731.2K | EDGAR |
| 2023-03-07 | NOC | Sell (S) | −2,810 | -$1.31M | EDGAR |
| 2023-02-21 | NOC | Mixed | +4,047 | -$1.89M | EDGAR |
| 2023-02-15 | NOC | Mixed | +1,574 | -$450.8K | EDGAR |