BIRO JON C (CIK 1221219) reported 3 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-26). Recent activity: Buy PPIH (3,144 shares), Buy PPIH (5,527 shares), Buy PPIH (1,722 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-26 | Perma-Pipe International Holdings, Inc. (PPIH) | Director | Buy | 3,144 | $0 |
| 2025-06-30 | Perma-Pipe International Holdings, Inc. (PPIH) | Director | Buy | 5,527 | $0 |
| 2025-03-12 | Perma-Pipe International Holdings, Inc. (PPIH) | Director | Buy | 1,722 | $0 |
Source: SEC Form 4 filings · as of 2026-06-26