MICHAEL OREILLY
CIK 1192729 · Vice Chairman · last filed 2026-05-22
MICHAEL OREILLY is a Vice Chairman who has filed 51 SEC Form 4 insider transactions across 3 companies since 2007. The most recent filing, for MKL, was dated May 22, 2026. Across all open-market trades the lifetime net is −$13.1M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $88.8M 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.
$88.80M
3
51
-$13.12M
Holdings By Company
Recent Filings
51 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-05-22 | MKL | Grant (A) | +89 | $0 | EDGAR |
| 2025-06-17 | MKL | Other (J) | +80 | $140.0K | EDGAR |
| 2025-05-23 | MKL | Grant (A) | +88 | $0 | EDGAR |
| 2024-06-17 | MKL | Other (J) | +100 | $140.0K | EDGAR |
| 2024-05-23 | MKL | Grant (A) | +100 | $0 | EDGAR |
| 2023-06-16 | MKL | Other (J) | +116 | $140.0K | EDGAR |
| 2023-05-18 | MKL | Grant (A) | +122 | $0 | EDGAR |
| 2022-05-16 | MKL | Other (J) | +117 | $140.0K | EDGAR |
| 2022-05-13 | MKL | Grant (A) | +129 | $0 | EDGAR |
| 2021-05-17 | MKL | Other (J) | +108 | $120.0K | EDGAR |