ERII Insider Transactions
533 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–100; provenance stays internal.
ERII insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|
| Clemente Rodney | SVP, Water | 2026-07-28 | Sale | 5,387 | $8.56 |
|---|
| Yeung William | Chief Legal Officer | 2026-07-28 | Sale | 2,048 | $8.56 |
|---|
| Sabol Colin R | Director | 2026-06-15 | Purchase | 11,180.0 | $8.88 |
|---|
| BUEHLER ALEXANDER J | Interim President and CEO | 2026-06-15 | Sale | 14,900.0 | $8.71 |
|---|
| TONDREAU PAMELA L. | Director | 2026-05-13 | Purchase | 20,000.0 | $8.34 |
|---|
| Hanstveit Arve | Director | 2026-04-06 | Sale | 2,419.0 | $10.29 |
|---|
| Hanstveit Arve | Director | 2026-04-02 | Sale | 165,292.0 | $10.14 |
|---|
| Hanstveit Arve | Director | 2026-03-10 | Sale | 25,000.0 | $10.96 |
|---|
| Hanstveit Arve | Director | 2026-03-06 | Sale | 11,582.0 | $10.62 |
|---|
| Hanstveit Arve | Director | 2026-03-05 | Sale | 38,418.0 | $10.71 |
|---|
| Ramanan Natarajan | Chief Technology Officer | 2026-03-05 | Sale | 272.0 | $10.57 |
|---|
| Clemente Rodney | SVP, Water | 2026-03-04 | Sale | 20,568.0 | $10.61 |
|---|
| Yeung William | Chief Legal Officer | 2026-02-06 | Sale | 646.0 | $15.14 |
|---|
| Yeung William | Chief Legal Officer | 2026-02-05 | Sale | 890.0 | $14.59 |
|---|
| Clemente Rodney | SVP, Water | 2026-02-05 | Sale | 724.0 | $14.59 |
|---|
| Yeung William | Chief Legal Officer | 2026-02-02 | Sale | 729.0 | $14.46 |
|---|
| Yeung William | Chief Legal Officer | 2026-01-28 | Sale | 7,271.0 | $14.55 |
|---|
| Hanstveit Arve | Director | 2025-12-05 | Sale | 15,000.0 | $14.71 |
|---|
| Hanstveit Arve | Director | 2025-12-04 | Sale | 15,000.0 | $14.97 |
|---|
| Yeung William | Chief Legal Officer | 2025-10-24 | Sale | 3,530.0 | $18.0 |
|---|
| Yeung William | Chief Legal Officer | 2025-10-24 | Sale | 5,638.0 | $18.0 |
|---|
| Yeung William | Chief Legal Officer | 2025-10-23 | Sale | 3,530.0 | $17.5 |
|---|
| Yeung William | Chief Legal Officer | 2025-10-20 | Sale | 3,530.0 | $17.0 |
|---|
| Yeung William | Chief Legal Officer | 2025-10-16 | Sale | 3,530.0 | $16.5 |
|---|
| Yeung William | Chief Legal Officer | 2025-10-03 | Sale | 2,529.0 | $16.0 |
|---|
| Yeung William | Chief Legal Officer | 2025-10-03 | Sale | 1,038.0 | $16.0 |
|---|
| Yeung William | Chief Legal Officer | 2025-09-18 | Sale | 15,454.0 | $15.09 |
|---|
| Yeung William | Chief Legal Officer | 2025-09-11 | Sale | 33,554.0 | $14.51 |
|---|
| Clemente Rodney | SVP, Water | 2025-07-28 | Sale | 5,387.0 | $13.97 |
|---|
| Hanstveit Arve | Director | 2025-06-12 | Sale | 30,000.0 | $12.68 |
|---|
| Hanstveit Arve | Director | 2025-06-11 | Sale | 20,000.0 | $12.75 |
|---|
| TONDREAU PAMELA L. | Director | 2025-05-14 | Purchase | 4,200.0 | $12.28 |
|---|
| Moon David W | President and CEO | 2025-05-13 | Purchase | 4,200.0 | $12.2 |
|---|
| Hanstveit Arve | Director | 2025-03-11 | Sale | 50,000.0 | $16.34 |
|---|
| Clemente Rodney | SVP, Water | 2025-03-11 | Sale | 1,843.0 | $16.23 |
|---|
| Clemente Rodney | SVP, Water | 2025-02-20 | Sale | 21,444.0 | $15.42 |
|---|
| Hanstveit Arve | Director | 2024-12-11 | Sale | 20,000.0 | $16.87 |
|---|
| Clemente Rodney | SVP, Water | 2024-11-11 | Sale | 4,207.0 | $20.06 |
|---|
| Clemente Rodney | SVP, Water | 2024-11-08 | Sale | 3,631.0 | $20.15 |
|---|
| Clemente Rodney | SVP, Water | 2024-11-07 | Sale | 19,618.0 | $20.0 |
|---|
| Ghasripoor Farshad | Chief Technology Officer | 2024-10-28 | Sale | 10,526.0 | $17.97 |
|---|
| Clemente Rodney | SVP, Water | 2024-10-28 | Sale | 6,505.0 | $17.98 |
|---|
| Moon David W | President and CEO | 2024-10-28 | Sale | 2,550.0 | $17.97 |
|---|
| Moon David W | President and CEO | 2024-08-05 | Purchase | 3,000.0 | $16.0 |
|---|
| Ghasripoor Farshad | Chief Technology Officer | 2024-07-29 | Sale | 4,079.0 | $14.63 |
|---|
| Clemente Rodney | SVP, Water | 2024-07-29 | Sale | 2,353.0 | $14.63 |
|---|
| Yeung William | Chief Legal Officer | 2024-07-29 | Sale | 2,012.0 | $14.63 |
|---|
| Moon David W | President and CEO | 2024-06-18 | Sale | 1,219.0 | $12.77 |
|---|
| Hanstveit Arve | Director | 2024-06-07 | Sale | 20,000.0 | $13.2 |
|---|
| Ballard Joshua | Chief Financial Officer | 2024-05-28 | Sale | 4,051.0 | $13.54 |
|---|
| Mao Robert Yu Lang | Director | 2024-05-22 | Sale | 21,045.0 | $13.86 |
|---|
| Hanstveit Arve | Director | 2024-05-08 | Sale | 35,000.0 | $13.53 |
|---|
| Moon David W | President and CEO | 2024-05-07 | Purchase | 10,500.0 | $13.46 |
|---|
| Ballard Joshua | Chief Financial Officer | 2024-03-11 | Sale | 979.0 | $14.98 |
|---|
| Clemente Rodney | SVP, Water | 2024-03-11 | Sale | 825.0 | $14.98 |
|---|
| Yeung William | Chief Legal Officer | 2024-03-11 | Sale | 978.0 | $14.98 |
|---|
| Mao Robert Yu Lang | Director | 2024-03-04 | Sale | 15,270.0 | $15.74 |
|---|
| Mao Robert Yu Lang | Director | 2024-03-04 | Sale | 20,509.0 | $15.74 |
|---|
| Mao Robert Yu Lang | Director | 2024-03-01 | Sale | 32,883.0 | $16.21 |
|---|
| Mao Robert Yu Lang | Director | 2024-03-01 | Sale | 5,142.0 | $16.22 |
|---|
| Mao Robert Yu Lang | Director | 2024-02-29 | Sale | 39,314.0 | $15.58 |
|---|
| Hanstveit Arve | Director | 2024-02-28 | Sale | 50,000.0 | $15.49 |
|---|
| Moon David W | President and CEO | 2024-02-27 | Purchase | 10,750.0 | $15.51 |
|---|
| Yeung William | Chief Legal Officer | 2024-02-05 | Sale | 1,013.0 | $14.89 |
|---|
| Clemente Rodney | SVP, Water | 2024-02-05 | Sale | 975.0 | $14.89 |
|---|
| Ghasripoor Farshad | Chief Technology Officer | 2024-02-05 | Sale | 1,118.0 | $14.89 |
|---|
| Yeung William | Chief Legal Officer | 2024-02-02 | Sale | 1,400.0 | $15.3 |
|---|
| Ghasripoor Farshad | Chief Technology Officer | 2024-02-02 | Sale | 1,654.0 | $15.3 |
|---|
| Clemente Rodney | SVP, Water | 2024-02-02 | Sale | 1,538.0 | $15.3 |
|---|
| Yeung William | Chief Legal Officer | 2024-02-01 | Sale | 733.0 | $15.64 |
|---|
| Ghasripoor Farshad | Chief Technology Officer | 2024-02-01 | Sale | 795.0 | $15.64 |
|---|
| Clemente Rodney | SVP, Water | 2024-02-01 | Sale | 739.0 | $15.64 |
|---|
| Ballard Joshua | Chief Financial Officer | 2024-02-01 | Sale | 746.0 | $15.64 |
|---|
| Clemente Rodney | SVP, Water | 2024-01-30 | Sale | 830.0 | $15.91 |
|---|
| Yeung William | Chief Legal Officer | 2024-01-30 | Sale | 823.0 | $15.91 |
|---|
| Ghasripoor Farshad | Chief Technology Officer | 2024-01-30 | Sale | 891.0 | $15.91 |
|---|
| Ballard Joshua | Chief Financial Officer | 2024-01-03 | Sale | 6,250.0 | $18.59 |
|---|
| Ballard Joshua | Chief Financial Officer | 2024-01-02 | Sale | 6,250.0 | $18.5 |
|---|
| Chow Joan Kai | Director | 2023-11-10 | Purchase | 1,500.0 | $17.79 |
|---|
| Moon David W | Interim President and CEO | 2023-11-09 | Purchase | 8,500.0 | $18.11 |
|---|
| Sabol Colin R | Director | 2023-11-09 | Purchase | 2,000.0 | $18.0 |
|---|
| Mao Robert Yu Lang | Director | 2023-11-07 | Sale | 121,383.0 | $18.02 |
|---|
| TONDREAU PAMELA L. | Director | 2023-11-07 | Purchase | 8,350.0 | $17.91 |
|---|
| Sabol Colin R | Director | 2023-11-06 | Purchase | 1,000.0 | $17.75 |
|---|
| Mao Robert Yu Lang | Director | 2023-11-06 | Sale | 130,000.0 | $17.76 |
|---|
| Sabol Colin R | Director | 2023-11-06 | Purchase | 1,000.0 | $17.75 |
|---|
| Ballard Joshua | Chief Financial Officer | 2023-09-12 | Sale | 700.0 | $24.03 |
|---|
| Ghasripoor Farshad | Chief Technology Officer | 2023-08-29 | Sale | 51,131.0 | $27.92 |
|---|
| Yeung William | Chief Legal Officer | 2023-08-28 | Sale | 40,614.0 | $27.75 |
|---|
| Clemente Rodney | SVP, Water | 2023-08-25 | Sale | 31,373.0 | $27.03 |
|---|
| Hanstveit Arve | Director | 2023-06-20 | Sale | 15,000.0 | $27.5 |
|---|
| POLLINA LISA A | Director | 2023-06-12 | Sale | 800.0 | $27.04 |
|---|
| POLLINA LISA A | Director | 2023-06-09 | Sale | 1,043.0 | $27.0 |
|---|
| Hanstveit Arve | Director | 2023-06-01 | Sale | 15,327.0 | $23.73 |
|---|
| Hanstveit Arve | Director | 2023-04-03 | Sale | 16,000.0 | $23.5 |
|---|
| Yeung William | Chief Legal Officer | 2023-03-09 | Sale | 882.0 | $23.99 |
|---|
| Clemente Rodney | SVP, Water | 2023-03-09 | Sale | 768.0 | $23.99 |
|---|
| Ballard Joshua | Chief Financial Officer | 2023-03-09 | Sale | 883.0 | $23.99 |
|---|
| Ballard Joshua | Chief Financial Officer | 2023-02-03 | Sale | 3,208.0 | $22.47 |
|---|
| Yeung William | Chief Legal Officer | 2023-02-03 | Sale | 836.0 | $22.75 |
|---|