Stuart D Porter
CIK 1520346 · last filed 2026-06-01
Stuart D Porter is a corporate insider who has filed 23 SEC Form 4 insider transactions across 6 companies since 2011. The most recent filing, for AIRJW, was dated Jun 1, 2026. Across all open-market trades the lifetime net is −$219.0M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $300.3M 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.
$300.26M
6
23
-$218.97M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| AIRJW | Director | 19,560,690 | $1.09 | $21.32M | $1.50M | 7 | 2026-06-01 |
| LIXT | Director | 25,000 | $6.19 | $154.8K | $0 | 1 | 2026-06-01 |
| GAME | Director | 1,266,023 | $0.42 | $536.8K | $0 | 3 | 2025-12-09 |
| ChampionX Corp (CHX) Delisted | Director | 0 | $25.81 | $0 | $0 | 6 | 2025-07-16 |
| CRK | Director | 19,036,420 | $13.52 | $257.37M | -$220.47M | 5 | 2020-08-28 |
| NGL | Director | 1,262,342 | $16.54 | $20.88M | $0 | 1 | 2011-05-26 |
Recent Filings
23 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-06-01 | AIRJW | Mixed | +28,037 | $0 | EDGAR |
| 2026-06-01 | LIXT | Grant (A) | +25,000 | $0 | EDGAR |
| 2026-01-20 | AIRJW | Buy (P) | +153,846 | $500.0K | EDGAR |
| 2025-12-10 | AIRJW | Buy (P) | +342,645 | $999.9K | EDGAR |
| 2025-12-09 | GAME | Mixed | +150,000 | $0 | EDGAR |
| 2025-07-16 | ChampionX Corp (CHX) Delisted | Mixed | −23,295 | $0 | EDGAR |
| 2025-06-02 | AIRJW | Mixed | +5,400 | $0 | EDGAR |
| 2025-01-06 | AIRJW | Gift (G) | −19,130 | $0 | EDGAR |
| 2024-11-18 | ChampionX Corp (CHX) Delisted | Grant (A) | +4,135 | $0 | EDGAR |
| 2024-08-20 | GAME | Grant (A) | — | $0 | EDGAR |