| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For ERII | |||||
| 2026-06-15 | Buehler, Alexander J | Director, Interim President and CEO | Sold | 15327 | $8.60 |
| 2026-06-15 | Sabol, Colin R | Director | Purchased | 11180 | $8.88 |
| 2026-06-15 | Buehler, Alexander J | Director, Interim President and CEO | Purchased | 15327 | $8.60 |
| 2026-06-15 | Buehler, Alexander J | Director, Interim President and CEO | Sold | 14900 | $8.71 |
| 2026-06-04 | Sabol, Colin R | Director | Purchased | 18094 | $8.29 |
| 2026-06-04 | Hanstveit, Arve | Director | Purchased | 18094 | $8.29 |
| 2026-06-04 | Tondreau, Pamela L. | Director | Purchased | 22316 | $8.29 |
| 2026-06-04 | Chow, Joan Kai | Director | Purchased | 18094 | $8.29 |
| 2026-05-13 | Tondreau, Pamela L. | Director | Purchased | 20000 | $8.34 |
| 2026-05-06 | Ryan, Aidan | Interim CFO | Purchased | 18518 | $11.61 |
| 2026-04-06 | Hanstveit, Arve | Director | Sold | 2419 | $10.29 |
| 2026-04-02 | Hanstveit, Arve | Director | Sold | 165292 | $10.14 |
| 2026-03-10 | Hanstveit, Arve | Director | Sold | 25000 | $10.96 |
| 2026-03-06 | Hanstveit, Arve | Director | Sold | 11582 | $10.62 |
| 2026-03-05 | Ramanan, Natarajan | Chief Technology Officer | Sold | 272 | $10.57 |
| 2026-03-05 | Hanstveit, Arve | Director | Sold | 38418 | $10.71 |
| 2026-03-04 | Clemente, Rodney | SVP, Water | Sold | 20568 | $10.61 |
| 2026-03-03 | Ramanan, Natarajan | Chief Technology Officer | Sold | 2724 | $10.22 |
| 2026-02-17 | Ramanan, Natarajan | Chief Technology Officer | Purchased | 29106 | $0.00 |
| 2026-02-17 | Hostetler, Matthew | Chief Human Resources Officer | Purchased | 25959 | $0.00 |