Edwin A. Poston
CIK 1888753 · last filed 2026-05-06
Edwin A. Poston is a corporate insider who has filed 20 SEC Form 4 insider transactions across 2 companies since 2022. The most recent filing, for RPC, was dated May 6, 2026. Across all open-market trades the lifetime net is −$6.8M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $19.5M 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.
$19.47M
2
20
-$6.76M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| RPC | Director | 2,351,904 | $8.28 | $19.47M | $0 | 2 | 2026-05-06 |
| Ridgepost Capital, Inc. (PX) Delisted | Director | 176,526 | $10.54 | $1.86M | -$6.76M | 18 | 2025-12-11 |
Recent Filings
20 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-05-06 | RPC | Other (J) | — | $0 | EDGAR |
| 2026-02-18 | RPC | Mixed | +5,146 | $0 | EDGAR |
| 2025-12-11 | Ridgepost Capital, Inc. (PX) Delisted | Conv (C) | +116,024 | $0 | EDGAR |
| 2025-11-24 | Ridgepost Capital, Inc. (PX) Delisted | Mixed | — | -$166.2K | EDGAR |
| 2025-09-25 | Ridgepost Capital, Inc. (PX) Delisted | Sell (S) | −25,000 | -$301.8K | EDGAR |
| 2025-09-22 | Ridgepost Capital, Inc. (PX) Delisted | Sell (S) | −107,976 | -$1.31M | EDGAR |
| 2025-09-15 | Ridgepost Capital, Inc. (PX) Delisted | Sell (S) | −30,000 | -$375.6K | EDGAR |
| 2025-09-02 | Ridgepost Capital, Inc. (PX) Delisted | Sell (S) | −15,000 | -$188.6K | EDGAR |
| 2025-08-26 | Ridgepost Capital, Inc. (PX) Delisted | Sell (S) | −97,024 | -$1.23M | EDGAR |
| 2025-03-21 | Ridgepost Capital, Inc. (PX) Delisted | Conv (C) | +1,304,161 | $0 | EDGAR |