| Name | Role | Date | Shares | Price | Value |
|---|---|---|---|---|---|
| Brett McBrayer | Chief Executive Officer | 2025-12-01 | 19,000 | $2.58 | $48.94kBuy |
| Darrell L. McNair | Director | 2025-11-19 | 3,000 | $2.52 | $7.56kBuy |
| Berkman Investment Co Louis | 10% Owner | 2025-11-17 | 93,000 | $2.67 | $248.31kBuy |
| Michael I. German | Director | 2025-11-17 | 40,000 | $2.65 | $106.00kBuy |
| Darrell L. McNair | Director | 2025-11-17 | 10,000 | $2.68 | $26.80kBuy |
| Samuel Lyon | President of Union Electric | 2025-05-15 | 3,375 | $2.26 | $7.63kSell |
| David George Anderson | President Air Liquid Systms | 2025-05-15 | 942 | $2.26 | $2.13kSell |
| David George Anderson | President Air Liquid Systms | 2025-05-15 | 1,496 | $2.26 | $3.38kSell |
| Michael G. McAuley | Senior V.P. CFO Treasurer | 2025-05-15 | 2,052 | $2.26 | $4.64kSell |
| Michael G. McAuley | Senior V.P. CFO Treasurer | 2025-05-15 | 2,278 | $2.26 | $5.15kSell |
| Name | Hold | Shares | Value | Type |
|---|---|---|---|---|
| Berkman Investment Co Louis | 15.39% | 3,127,792 | $25.77M | Insider |
| Louis Berkman | 12.69% | 2,578,842 | $21.25M | Insider |
| Gamco Investors Inc Et Al 1 | 12.16% | 2,470,828 | $20.36M | Institution |
| Frederick D. Disanto | 11.12% | 2,259,400 | $18.62M | Insider |
| Altor II Aggregator Topco Ltd | 8.74% | 1,776,604 | $14.64M | Insider |
| Gabelli Funds LLC | 6.91% | 1,404,300 | $11.57M | Institution |
| Ameriprise Financial Inc | 5.72% | 1,162,445 | $9.58M | Institution |
| Irrevocable Trust Of Laura W. Van Loan For The Benefit Of Mary M. Crawford 2006 | 4.85% | 986,444 | $8.13M | Insider |
| Vanguard Group Inc | 3.22% | 654,635 | $5.39M | Institution |
| Brett McBrayer | 2.84% | 578,231 | $4.76M | Insider |