Poston Edwin A. (CIK 1888753) reported 20 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-05-06). Recent activity: Sell RPC (391,248 shares), Buy RPC (391,248 shares), Buy RPC (9,120 shares), Sell RPC (3,974 shares), Buy PX (116,024 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-06 | Ridgepost Capital, Inc. (RPC) | Director | Sell | 391,248 | $0 |
| 2026-05-06 | Ridgepost Capital, Inc. (RPC) | Director | Buy | 391,248 | $0 |
| 2026-02-18 | Ridgepost Capital, Inc. (RPC) | Director | Buy | 9,120 | $0 |
| 2026-02-18 | Ridgepost Capital, Inc. (RPC) | Director | Sell | 3,974 | $0 |
| 2025-12-11 | P10, Inc. (PX) | Director | Buy | 116,024 | $0 |
| 2025-11-24 | P10, Inc. (PX) | Director | Buy | 18,427 | $0 |
| 2025-11-24 | P10, Inc. (PX) | Director | Sell | 18,427 | $166,212 |
| 2025-09-25 | P10, Inc. (PX) | Director | Sell | 25,000 | $301,750 |
| 2025-09-22 | P10, Inc. (PX) | Director | Sell | 91,949 | $1.1M |
| 2025-09-22 | P10, Inc. (PX) | Director | Sell | 7,344 | $88,716 |
| 2025-09-22 | P10, Inc. (PX) | Director | Sell | 8,683 | $103,067 |
| 2025-09-15 | P10, Inc. (PX) | Director | Sell | 30,000 | $375,600 |
| 2025-09-02 | P10, Inc. (PX) | Director | Sell | 15,000 | $188,550 |
| 2025-08-26 | P10, Inc. (PX) | Director | Sell | 70,000 | $896,000 |
| 2025-08-26 | P10, Inc. (PX) | Director | Sell | 27,024 | $337,800 |
| 2025-03-21 | P10, Inc. (PX) | Director | Buy | 1.3M | $0 |
| 2025-03-11 | P10, Inc. (PX) | Director | Buy | 107,948 | $0 |
| 2025-03-11 | P10, Inc. (PX) | Director | Sell | 47,446 | $598,294 |
| 2025-03-11 | P10, Inc. (PX) | Director | Buy | 71,965 | $0 |
| 2025-03-11 | P10, Inc. (PX) | Director | Sell | 31,631 | $398,867 |
Source: SEC Form 4 filings · as of 2026-05-06