Boss John G. (CIK 1721965) reported 8 SEC Form 4 insider transactions across 3 companies over the past 18 months (most recent 2026-05-18). Recent activity: Buy CPS (7,527 shares), Buy WNC (21,866 shares), Buy CLMT (2,526 shares), Sell CLMT (1,011 shares), Buy CLMT (3,796 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-18 | Cooper-Standard Holdings Inc. (CPS) | Director | Buy | 7,527 | $0 |
| 2026-05-15 | WABASH NATIONAL Corp (WNC) | Director | Buy | 21,866 | $0 |
| 2025-12-05 | Calumet, Inc. /DE (CLMT) | Director | Buy | 2,526 | $0 |
| 2025-12-05 | Calumet, Inc. /DE (CLMT) | Director | Sell | 1,011 | $0 |
| 2025-10-03 | Calumet, Inc. /DE (CLMT) | Director | Buy | 3,796 | $0 |
| 2025-10-03 | Calumet, Inc. /DE (CLMT) | Director | Sell | 1,518 | $0 |
| 2025-05-19 | Cooper-Standard Holdings Inc. (CPS) | Director | Buy | 7,693 | $0 |
| 2025-05-15 | WABASH NATIONAL Corp (WNC) | Director | Buy | 15,448 | $0 |
Source: SEC Form 4 filings · as of 2026-05-18