Lieber Robert C (CIK 1616149) reported 5 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-29). Recent activity: Sell TPC (17,500 shares), Sell TPC (7,500 shares), Sell TPC (10,000 shares), Buy TPC (2,337 shares), Buy TPC (4,401 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-29 | TUTOR PERINI CORP (TPC) | Director | Sell | 17,500 | $1.3M |
| 2026-05-29 | TUTOR PERINI CORP (TPC) | Director | Sell | 7,500 | $0 |
| 2026-05-21 | TUTOR PERINI CORP (TPC) | Director | Sell | 10,000 | $742,500 |
| 2026-05-21 | TUTOR PERINI CORP (TPC) | Director | Buy | 2,337 | $0 |
| 2025-05-16 | TUTOR PERINI CORP (TPC) | Director | Buy | 4,401 | $0 |
Source: SEC Form 4 filings · as of 2026-05-29