In the last 12 months, insiders at Energy Recovery, Inc. ($ERII) filed 175 transactions with the SEC: 5 open-market purchases totaling $458,839 and 66 sales totaling $10,141,307. Net insider sentiment: net selling.
Energy Recovery, Inc. operates in the Special industry machinery, nec industry (Technology sector).
Most Active Insiders
- Hanstveit Arve (Director) — 14 transactions totaling $4,555,335
- Mao Robert Yu Lang (Director) — 30 transactions totaling $3,315,615
- Yeung William (Chief Legal Officer) — 48 transactions totaling $2,242,531
- Clemente Rodney (SVP, Water) — 26 transactions totaling $1,732,392
- Moon David W (President and CEO) — 13 transactions totaling $824,434
View all SEC Filings for Energy Recovery, Inc. (ERII).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| March 10, 2026 | Hanstveit Arve | Director | S | Common Stock | 25000 | $10.96 | 670,220.0000 | 66,709,664 | 3.60% | 0.04% |
| March 6, 2026 | Hanstveit Arve | Director | S | Common Stock | 11582 | $10.62 | 575,220.0000 | 66,709,664 | 1.97% | 0.02% |
| March 5, 2026 | Hanstveit Arve | Director | S | Common Stock | 38418 | $10.71 | 586,802.0000 | 66,709,664 | 6.14% | 0.06% |
| March 4, 2026 | Clemente Rodney | SVP, Water | S | Common Stock | 20568 | $10.61 | 116,008.0000 | 66,709,664 | 15.06% | 0.03% |
| March 5, 2026 | Ramanan Natarajan | Chief Technology Officer | S | Common Stock | 272 | $10.57 | 52,565.0000 | 66,709,664 | 0.51% | 0.00% |
| March 3, 2026 | Ramanan Natarajan | Chief Technology Officer | F | Common Stock | 2724 | $10.22 | 52,837.0000 | 66,709,664 | 4.90% | 0.00% |
| Feb. 17, 2026 | Hostetler Matthew | Chief Human Resources Officer | A | Common Stock | 25959 | $0.00 | 46,556.0000 | 66,709,664 | 126.03% | 0.04% |
| Feb. 17, 2026 | Moon David W | President and CEO | A | Common Stock | 81812 | $0.00 | 270,019.0000 | 66,709,664 | 43.47% | 0.12% |
| Feb. 17, 2026 | Yeung William | Chief Legal Officer | A | Common Stock | 25959 | $0.00 | 109,735.0000 | 66,709,664 | 30.99% | 0.04% |
| Feb. 17, 2026 | Mancini Michael S. | Chief Financial Officer | A | Common Stock | 45626 | $0.00 | 75,051.0000 | 66,709,664 | 155.06% | 0.07% |
| Feb. 17, 2026 | Ramanan Natarajan | Chief Technology Officer | A | Common Stock | 29106 | $0.00 | 55,561.0000 | 66,709,664 | 110.02% | 0.04% |
| Feb. 17, 2026 | Clemente Rodney | SVP, Water | A | Common Stock | 45626 | $0.00 | 136,576.0000 | 66,709,664 | 50.17% | 0.07% |
| Feb. 5, 2026 | Yeung William | Chief Legal Officer | S | Common Stock | 890 | $14.59 | 78,854.0000 | 66,709,664 | 1.12% | 0.00% |
| Feb. 5, 2026 | Clemente Rodney | SVP, Water | S | Common Stock | 724 | $14.59 | 90,950.0000 | 66,709,664 | 0.79% | 0.00% |
| Feb. 6, 2026 | Yeung William | Chief Legal Officer | S | Common Stock | 646 | $15.14 | 78,208.0000 | 66,709,664 | 0.82% | 0.00% |
| Jan. 30, 2026 | Mancini Michael S. | Chief Financial Officer | F | Common Stock | 4798 | $14.30 | 29,425.0000 | 66,709,664 | 14.02% | 0.01% |
| Jan. 30, 2026 | Moon David W | President and CEO | F | Common Stock | 17160 | $14.30 | 151,257.0000 | 66,709,664 | 10.19% | 0.03% |
| Jan. 28, 2026 | Yeung William | Chief Legal Officer | S | Common Stock | 7271 | $14.55 | 95,666.0000 | 66,709,664 | 7.06% | 0.01% |
| Jan. 30, 2026 | Yeung William | Chief Legal Officer | F | Common Stock | 1003 | $14.65 | 94,663.0000 | 66,709,664 | 1.05% | 0.00% |
| Jan. 30, 2026 | Yeung William | Chief Legal Officer | F | Common Stock | 8622 | $14.30 | 86,041.0000 | 66,709,664 | 9.11% | 0.01% |
| Feb. 2, 2026 | Yeung William | Chief Legal Officer | S | Common Stock | 729 | $14.46 | 85,312.0000 | 66,709,664 | 0.85% | 0.00% |
| Jan. 30, 2026 | Clemente Rodney | SVP, Water | F | Common Stock | 694 | $14.65 | 100,071.0000 | 66,709,664 | 0.69% | 0.00% |
| Jan. 30, 2026 | Clemente Rodney | SVP, Water | F | Common Stock | 8397 | $14.30 | 91,674.0000 | 66,709,664 | 8.39% | 0.01% |
| Jan. 30, 2026 | Hostetler Matthew | Chief Human Resources Officer | F | Common Stock | 3359 | $14.30 | 20,597.0000 | 66,709,664 | 14.02% | 0.01% |
| Dec. 5, 2025 | Hanstveit Arve | Director | S | Common Stock | 15000 | $14.71 | 745,220.0000 | 66,709,664 | 1.97% | 0.02% |
| Dec. 4, 2025 | Hanstveit Arve | Director | S | Common Stock | 15000 | $14.97 | 760,220.0000 | 66,709,664 | 1.93% | 0.02% |
| Oct. 24, 2025 | Yeung William | Chief Legal Officer | M | Employee Stock Option (Right to Buy) | 5638 | $10.19 | 16,229.0000 | 66,709,664 | 25.78% | 0.01% |
| Oct. 24, 2025 | Yeung William | Chief Legal Officer | S | Common Stock | 3530 | $18.00 | 102,937.0000 | 66,709,664 | 3.32% | 0.01% |
| Oct. 24, 2025 | Yeung William | Chief Legal Officer | M | Common Stock | 3530 | $7.50 | 106,467.0000 | 66,709,664 | 3.43% | 0.01% |
| Oct. 24, 2025 | Yeung William | Chief Legal Officer | S | Common Stock | 5638 | $18.00 | 102,937.0000 | 66,709,664 | 5.19% | 0.01% |
| Oct. 24, 2025 | Yeung William | Chief Legal Officer | M | Common Stock | 5638 | $10.19 | 108,575.0000 | 66,709,664 | 5.48% | 0.01% |
| Oct. 23, 2025 | Yeung William | Chief Legal Officer | S | Common Stock | 3530 | $17.50 | 102,937.0000 | 66,709,664 | 3.32% | 0.01% |
| Oct. 23, 2025 | Yeung William | Chief Legal Officer | M | Common Stock | 3530 | $7.50 | 106,467.0000 | 66,709,664 | 3.43% | 0.01% |
| Oct. 24, 2025 | Yeung William | Chief Legal Officer | M | Employee Stock Option (Right to Buy) | 3530 | $7.50 | 14,120.0000 | 66,709,664 | 20.00% | 0.01% |
| Oct. 23, 2025 | Yeung William | Chief Legal Officer | M | Employee Stock Option (Right to Buy) | 3530 | $7.50 | 17,650.0000 | 66,709,664 | 16.67% | 0.01% |
| Oct. 20, 2025 | Yeung William | Chief Legal Officer | M | Common Stock | 3530 | $7.50 | 106,467.0000 | 66,709,664 | 3.43% | 0.01% |
| Oct. 20, 2025 | Yeung William | Chief Legal Officer | M | Employee Stock Option (Right to Buy) | 3530 | $7.50 | 21,180.0000 | 66,709,664 | 14.29% | 0.01% |
| Oct. 20, 2025 | Yeung William | Chief Legal Officer | S | Common Stock | 3530 | $17.00 | 102,937.0000 | 66,709,664 | 3.32% | 0.01% |
| Oct. 16, 2025 | Yeung William | Chief Legal Officer | M | Employee Stock Option (Right to Buy) | 3530 | $7.50 | 24,710.0000 | 66,709,664 | 12.50% | 0.01% |
| Oct. 16, 2025 | Yeung William | Chief Legal Officer | S | Common Stock | 3530 | $16.50 | 102,937.0000 | 66,709,664 | 3.32% | 0.01% |
| Oct. 16, 2025 | Yeung William | Chief Legal Officer | M | Common Stock | 3530 | $7.50 | 106,467.0000 | 66,709,664 | 3.43% | 0.01% |
| Oct. 3, 2025 | Yeung William | Chief Legal Officer | S | Common Stock | 2529 | $16.00 | 102,937.0000 | 66,709,664 | 2.40% | 0.00% |
| Oct. 3, 2025 | Yeung William | Chief Legal Officer | M | Common Stock | 1038 | $7.50 | 103,975.0000 | 66,709,664 | 1.01% | 0.00% |
| Oct. 3, 2025 | Yeung William | Chief Legal Officer | M | Employee Stock Option (Right to Buy) | 2529 | $7.50 | 28,240.0000 | 66,709,664 | 8.22% | 0.00% |
| Oct. 3, 2025 | Yeung William | Chief Legal Officer | M | Employee Stock Option (Right to Buy) | 1038 | $7.50 | 30,769.0000 | 66,709,664 | 3.26% | 0.00% |
| Oct. 3, 2025 | Yeung William | Chief Legal Officer | S | Common Stock | 1038 | $16.00 | 102,937.0000 | 66,709,664 | 1.00% | 0.00% |
| Oct. 3, 2025 | Yeung William | Chief Legal Officer | M | Common Stock | 2529 | $7.50 | 105,466.0000 | 66,709,664 | 2.46% | 0.00% |
| Sept. 18, 2025 | Yeung William | Chief Legal Officer | S | Common Stock | 15454 | $15.09 | 102,937.0000 | 66,637,788 | 13.05% | 0.02% |
| Sept. 18, 2025 | Yeung William | Chief Legal Officer | M | Employee Stock Option (Right to Buy) | 15454 | $8.95 | 0.0000 | 66,637,788 | 100.00% | 0.02% |
| Sept. 18, 2025 | Yeung William | Chief Legal Officer | M | Common Stock | 15454 | $8.95 | 118,391.0000 | 66,637,788 | 15.01% | 0.02% |
| Sept. 11, 2025 | Yeung William | Chief Legal Officer | M | Employee Stock Option (Right to Buy) | 30877 | $8.95 | 15,454.0000 | 66,637,788 | 66.64% | 0.05% |
| Sept. 11, 2025 | Yeung William | Chief Legal Officer | S | Common Stock | 33554 | $14.51 | 97,369.0000 | 66,637,788 | 25.63% | 0.05% |
| Sept. 11, 2025 | Yeung William | Chief Legal Officer | M | Common Stock | 30877 | $8.95 | 130,923.0000 | 66,637,788 | 30.86% | 0.05% |
| July 28, 2025 | Clemente Rodney | SVP, Water | S | Common Stock | 5387 | $13.97 | 100,765.0000 | 66,637,788 | 5.07% | 0.01% |
| July 25, 2025 | Yeung William | Chief Legal Officer | F | Common Stock | 1989 | $13.88 | 105,614.0000 | 66,637,788 | 1.85% | 0.00% |
| July 25, 2025 | Clemente Rodney | SVP, Water | F | Common Stock | 2320 | $13.88 | 106,152.0000 | 66,637,788 | 2.14% | 0.00% |
| June 11, 2025 | Hanstveit Arve | Director | S | Common Stock | 20000 | $12.75 | 805,220.0000 | 66,182,906 | 2.42% | 0.03% |
| June 12, 2025 | Hanstveit Arve | Director | S | Common Stock | 30000 | $12.68 | 775,220.0000 | 66,182,906 | 3.73% | 0.05% |
| June 5, 2025 | BUEHLER ALEXANDER J | Director | A | Common Stock | 12038 | $0.00 | 66,328.0000 | 66,182,906 | 22.17% | 0.02% |
| June 5, 2025 | Chow Joan Kai | Director | A | Common Stock | 12038 | $0.00 | 35,522.0000 | 66,182,906 | 51.26% | 0.02% |
| June 5, 2025 | Hanstveit Arve | Director | A | Common Stock | 12038 | $0.00 | 825,220.0000 | 66,182,906 | 1.48% | 0.02% |
| June 5, 2025 | Sabol Colin R | Director | A | Common Stock | 12038 | $0.00 | 29,397.0000 | 66,182,906 | 69.35% | 0.02% |
| June 5, 2025 | TONDREAU PAMELA L. | Director | A | Common Stock | 14847 | $0.00 | 55,890.0000 | 66,182,906 | 36.17% | 0.02% |
| May 14, 2025 | TONDREAU PAMELA L. | Director | P | Common Stock | 4200 | $12.28 | 41,043.0000 | 66,182,906 | 11.40% | 0.01% |
| May 13, 2025 | Moon David W | President and CEO | P | Common Stock | 4200 | $12.20 | 205,367.0000 | 66,182,906 | 2.09% | 0.01% |
| March 11, 2025 | Hanstveit Arve | Director | S | Common Stock | 50000 | $16.34 | 693,182.0000 | 66,182,906 | 6.73% | 0.08% |
| March 3, 2025 | Ramanan Natarajan | Chief Technology Officer | A | Employee Stock Option (Right to Buy) | 65030 | $15.12 | 65,030.0000 | 66,182,906 | 9999.99% | 0.10% |
| March 10, 2025 | Yeung William | Chief Legal Officer | F | Common Stock | 944 | $16.37 | 102,035.0000 | 66,182,906 | 0.92% | 0.00% |
| March 3, 2025 | Ramanan Natarajan | Chief Technology Officer | A | Common Stock | 26455 | $0.00 | 26,455.0000 | 66,182,906 | 9999.99% | 0.04% |
| March 11, 2025 | Clemente Rodney | SVP, Water | S | Common Stock | 1843 | $16.23 | 108,472.0000 | 66,182,906 | 1.67% | 0.00% |
| March 10, 2025 | Clemente Rodney | SVP, Water | F | Common Stock | 794 | $16.37 | 110,315.0000 | 66,182,906 | 0.71% | 0.00% |
| Feb. 20, 2025 | Clemente Rodney | SVP, Water | S | Common Stock | 21444 | $15.42 | 111,109.0000 | 66,182,906 | 16.18% | 0.03% |
| Feb. 3, 2025 | Ghasripoor Farshad | Chief Technology Officer | F | Common Stock | 1420 | $14.34 | 188,090.0000 | 66,182,906 | 0.75% | 0.00% |
| Feb. 3, 2025 | Clemente Rodney | SVP, Water | F | Common Stock | 944 | $14.34 | 132,553.0000 | 66,182,906 | 0.71% | 0.00% |
| Feb. 3, 2025 | Yeung William | Chief Legal Officer | F | Common Stock | 882 | $14.34 | 108,547.0000 | 66,182,906 | 0.81% | 0.00% |
| Feb. 4, 2025 | Ghasripoor Farshad | Chief Technology Officer | J | Common Stock | 65000 | $0.00 | 123,090.0000 | 66,182,906 | 34.56% | 0.10% |
| Feb. 4, 2025 | Ghasripoor Farshad | Chief Technology Officer | J | Common Stock | 65000 | $0.00 | 123,090.0000 | 66,182,906 | 111.90% | 0.10% |
| Jan. 31, 2025 | Clemente Rodney | SVP, Water | F | Common Stock | 615 | $14.56 | 133,497.0000 | 66,182,906 | 0.46% | 0.00% |
| Jan. 30, 2025 | Yeung William | Chief Legal Officer | F | Common Stock | 698 | $14.33 | 110,056.0000 | 66,182,906 | 0.63% | 0.00% |
| Jan. 31, 2025 | Yeung William | Chief Legal Officer | F | Common Stock | 627 | $14.56 | 109,429.0000 | 66,182,906 | 0.57% | 0.00% |
| Jan. 30, 2025 | Ghasripoor Farshad | Chief Technology Officer | F | Common Stock | 1034 | $14.33 | 125,436.0000 | 66,182,906 | 0.82% | 0.00% |
| Jan. 31, 2025 | Ghasripoor Farshad | Chief Technology Officer | F | Common Stock | 926 | $14.56 | 124,510.0000 | 66,182,906 | 0.74% | 0.00% |
| Jan. 30, 2025 | Clemente Rodney | SVP, Water | F | Common Stock | 694 | $14.33 | 134,112.0000 | 66,182,906 | 0.51% | 0.00% |
| Jan. 27, 2025 | Ghasripoor Farshad | Chief Technology Officer | F | Common Stock | 5721 | $14.40 | 126,470.0000 | 66,182,906 | 4.33% | 0.01% |
| Jan. 27, 2025 | Moon David W | President and CEO | F | Common Stock | 7664 | $14.40 | 201,167.0000 | 66,182,906 | 3.67% | 0.01% |
| Jan. 27, 2025 | Yeung William | Chief Legal Officer | F | Common Stock | 4061 | $14.40 | 110,754.0000 | 66,182,906 | 3.54% | 0.01% |
| Jan. 27, 2025 | Clemente Rodney | SVP, Water | F | Common Stock | 5784 | $14.40 | 134,806.0000 | 66,182,906 | 4.11% | 0.01% |
| Jan. 23, 2025 | Mancini Michael S. | Chief Financial Officer | A | Common Stock | 34223 | $0.00 | 34,223.0000 | 66,182,906 | 9999.99% | 0.05% |
| Jan. 23, 2025 | Yeung William | Chief Legal Officer | A | Common Stock | 23956 | $0.00 | 114,815.0000 | 66,182,906 | 26.37% | 0.04% |
| Jan. 23, 2025 | Moon David W | President and CEO | A | Common Stock | 88980 | $0.00 | 208,831.0000 | 66,182,906 | 74.24% | 0.13% |
| Jan. 23, 2025 | Clemente Rodney | SVP, Water | A | Common Stock | 34223 | $0.00 | 140,590.0000 | 66,182,906 | 32.17% | 0.05% |
| Dec. 11, 2024 | Hanstveit Arve | Director | S | Common Stock | 20000 | $16.87 | 863,182.0000 | 66,030,587 | 2.26% | 0.03% |
| Nov. 8, 2024 | Clemente Rodney | SVP, Water | S | Common Stock | 3631 | $20.15 | 110,574.0000 | 66,030,587 | 3.18% | 0.01% |
| Nov. 7, 2024 | Clemente Rodney | SVP, Water | S | Common Stock | 19618 | $20.00 | 114,205.0000 | 66,030,587 | 14.66% | 0.03% |
| Nov. 11, 2024 | Clemente Rodney | SVP, Water | S | Common Stock | 4207 | $20.06 | 106,367.0000 | 66,030,587 | 3.80% | 0.01% |
| Oct. 28, 2024 | Clemente Rodney | SVP, Water | S | Common Stock | 6505 | $17.98 | 133,823.0000 | 66,030,587 | 4.64% | 0.01% |
| Oct. 28, 2024 | Ghasripoor Farshad | Chief Technology Officer | S | Common Stock | 10526 | $17.97 | 126,961.0000 | 66,030,587 | 7.66% | 0.02% |
| Oct. 28, 2024 | Moon David W | President and CEO | S | Common Stock | 2550 | $17.97 | 87,101.0000 | 66,030,587 | 2.84% | 0.00% |
| Aug. 19, 2024 | BUEHLER ALEXANDER J | Director | M | Common Stock | 19841 | $2.92 | 54,290.0000 | 65,571,275 | 57.60% | 0.03% |
| Aug. 19, 2024 | BUEHLER ALEXANDER J | Director | M | Stock Option (Right to Buy) | 19841 | $2.92 | 0.0000 | 65,571,275 | 100.00% | 0.03% |
| Aug. 5, 2024 | Mancini Michael S. | Chief Financial Officer | A | Employee Stock Option (Right to Buy) | 229322 | $16.03 | 229,322.0000 | 65,571,275 | 9999.99% | 0.35% |
| Aug. 5, 2024 | Moon David W | President and CEO | P | Common Stock | 3000 | $16.00 | 122,401.0000 | 65,571,275 | 2.51% | 0.00% |
| July 29, 2024 | Clemente Rodney | SVP, Water | S | Common Stock | 2353 | $14.63 | 140,328.0000 | 65,571,275 | 1.65% | 0.00% |
| July 29, 2024 | Yeung William | Chief Legal Officer | S | Common Stock | 2012 | $14.63 | 90,859.0000 | 65,571,275 | 2.17% | 0.00% |
| July 29, 2024 | Ghasripoor Farshad | Chief Technology Officer | S | Common Stock | 4079 | $14.63 | 142,717.0000 | 65,571,275 | 2.78% | 0.01% |
| June 18, 2024 | Moon David W | President and CEO | S | Common Stock | 1219 | $12.77 | 119,401.0000 | 65,029,459 | 1.01% | 0.00% |
| June 6, 2024 | BUEHLER ALEXANDER J | Director | A | Common Stock | 11127 | $0.00 | 34,449.0000 | 65,029,459 | 47.71% | 0.02% |
| June 6, 2024 | TONDREAU PAMELA L. | Director | A | Common Stock | 13724 | $0.00 | 36,843.0000 | 65,029,459 | 59.36% | 0.02% |
| June 6, 2024 | Sabol Colin R | Director | A | Common Stock | 11127 | $0.00 | 17,359.0000 | 65,029,459 | 178.55% | 0.02% |
| June 6, 2024 | Chow Joan Kai | Director | A | Common Stock | 11127 | $0.00 | 23,484.0000 | 65,029,459 | 90.05% | 0.02% |
| June 6, 2024 | Hanstveit Arve | Director | A | Common Stock | 11127 | $0.00 | 903,182.0000 | 65,029,459 | 1.25% | 0.02% |
| June 7, 2024 | Hanstveit Arve | Director | S | Common Stock | 20000 | $13.20 | 883,182.0000 | 65,029,459 | 2.21% | 0.03% |
| May 28, 2024 | Ballard Joshua | Chief Financial Officer | S | Common Stock | 4051 | $13.54 | 40,376.0000 | 65,029,459 | 9.12% | 0.01% |
| May 23, 2024 | Mao Robert Yu Lang | Director | M | Employee Stock Option (Right to Buy) | 2084 | $7.79 | 0.0000 | 65,029,459 | 100.00% | 0.00% |
| May 22, 2024 | Mao Robert Yu Lang | Director | M | Common Stock | 21859 | $7.79 | 348,144.0000 | 65,029,459 | 6.70% | 0.03% |
| May 22, 2024 | Mao Robert Yu Lang | Director | M | Common Stock | 5208 | $7.79 | 353,352.0000 | 65,029,459 | 1.50% | 0.01% |
| May 22, 2024 | Mao Robert Yu Lang | Director | S | Common Stock | 21045 | $13.86 | 332,307.0000 | 65,029,459 | 5.96% | 0.03% |
| May 23, 2024 | Mao Robert Yu Lang | Director | M | Common Stock | 10752 | $7.79 | 343,059.0000 | 65,029,459 | 3.24% | 0.02% |
| May 23, 2024 | Mao Robert Yu Lang | Director | M | Common Stock | 2084 | $7.79 | 345,143.0000 | 65,029,459 | 0.61% | 0.00% |
| May 22, 2024 | Mao Robert Yu Lang | Director | M | Employee Stock Option (Right to Buy) | 21859 | $7.79 | 10,752.0000 | 65,029,459 | 67.03% | 0.03% |
| May 22, 2024 | Mao Robert Yu Lang | Director | M | Employee Stock Option (Right to Buy) | 5208 | $7.79 | 2,084.0000 | 65,029,459 | 71.42% | 0.01% |
| May 23, 2024 | Mao Robert Yu Lang | Director | M | Employee Stock Option (Right to Buy) | 10752 | $7.79 | 0.0000 | 65,029,459 | 100.00% | 0.02% |
| May 8, 2024 | Hanstveit Arve | Director | S | Common Stock | 35000 | $13.53 | 892,055.0000 | 65,029,459 | 3.78% | 0.05% |
| May 7, 2024 | Moon David W | President and CEO | D | Common Stock | 8040 | $0.00 | 120,620.0000 | 65,029,459 | 6.25% | 0.01% |
| May 7, 2024 | Moon David W | President and CEO | P | Common Stock | 10500 | $13.46 | 120,620.0000 | 65,029,459 | 9.54% | 0.02% |
| March 11, 2024 | Ballard Joshua | Chief Financial Officer | S | Common Stock | 979 | $14.98 | 44,427.0000 | 65,029,459 | 2.16% | 0.00% |
| March 11, 2024 | Yeung William | Chief Legal Officer | S | Common Stock | 978 | $14.98 | 87,303.0000 | 65,029,459 | 1.11% | 0.00% |
| March 11, 2024 | Clemente Rodney | SVP, Water | S | Common Stock | 825 | $14.98 | 142,681.0000 | 65,029,459 | 0.57% | 0.00% |
| March 4, 2024 | Mao Robert Yu Lang | Director | M | Common Stock | 21303 | $9.98 | 326,285.0000 | 65,029,459 | 6.99% | 0.03% |
| March 4, 2024 | Mao Robert Yu Lang | Director | M | Stock Option (Right to Buy) | 20509 | $0.00 | 0.0000 | 65,029,459 | 100.00% | 0.03% |
| March 4, 2024 | Mao Robert Yu Lang | Director | M | Stock Option (Right to Buy) | 16726 | $0.00 | 0.0000 | 65,029,459 | 100.00% | 0.03% |
| March 4, 2024 | Mao Robert Yu Lang | Director | M | Stock Option (Right to Buy) | 15879 | $0.00 | 0.0000 | 65,029,459 | 100.00% | 0.02% |
| March 4, 2024 | Mao Robert Yu Lang | Director | M | Stock Option (Right to Buy) | 21303 | $0.00 | 0.0000 | 65,029,459 | 100.00% | 0.03% |
| March 4, 2024 | Mao Robert Yu Lang | Director | M | Stock Option (Right to Buy) | 15327 | $0.00 | 0.0000 | 65,029,459 | 100.00% | 0.02% |
| March 4, 2024 | Mao Robert Yu Lang | Director | M | Common Stock | 20509 | $2.92 | 292,829.0000 | 65,029,459 | 7.53% | 0.03% |
| March 4, 2024 | Mao Robert Yu Lang | Director | S | Common Stock | 20509 | $15.74 | 272,320.0000 | 65,029,459 | 7.00% | 0.03% |
| March 4, 2024 | Mao Robert Yu Lang | Director | S | Common Stock | 15270 | $15.74 | 272,377.0000 | 65,029,459 | 5.31% | 0.02% |
| March 4, 2024 | Mao Robert Yu Lang | Director | M | Common Stock | 16726 | $7.71 | 289,103.0000 | 65,029,459 | 6.14% | 0.03% |
| March 4, 2024 | Mao Robert Yu Lang | Director | M | Common Stock | 15879 | $8.49 | 304,982.0000 | 65,029,459 | 5.49% | 0.02% |
| March 4, 2024 | Mao Robert Yu Lang | Director | M | Common Stock | 15327 | $8.60 | 287,647.0000 | 65,029,459 | 5.63% | 0.02% |
| March 1, 2024 | Mao Robert Yu Lang | Director | S | Common Stock | 5142 | $16.22 | 305,203.0000 | 65,029,459 | 1.66% | 0.01% |
| March 1, 2024 | Mao Robert Yu Lang | Director | M | Common Stock | 5142 | $3.53 | 277,462.0000 | 65,029,459 | 1.89% | 0.01% |
| March 1, 2024 | Mao Robert Yu Lang | Director | M | Common Stock | 32883 | $2.92 | 310,345.0000 | 65,029,459 | 11.85% | 0.05% |
| March 1, 2024 | Mao Robert Yu Lang | Director | M | Stock Option (Right to Buy) | 32883 | $0.00 | 20,509.0000 | 65,029,459 | 61.59% | 0.05% |
| March 1, 2024 | Mao Robert Yu Lang | Director | M | Stock Option (Right to Buy) | 5142 | $0.00 | 0.0000 | 65,029,459 | 100.00% | 0.01% |
| Feb. 29, 2024 | Mao Robert Yu Lang | Director | M | Stock Option (Right to Buy) | 39314 | $0.00 | 5,142.0000 | 65,029,459 | 88.43% | 0.06% |
| March 1, 2024 | Mao Robert Yu Lang | Director | S | Common Stock | 32883 | $16.21 | 272,320.0000 | 65,029,459 | 10.77% | 0.05% |
| Feb. 29, 2024 | Mao Robert Yu Lang | Director | M | Common Stock | 39314 | $3.53 | 311,634.0000 | 65,029,459 | 14.44% | 0.06% |
| Feb. 29, 2024 | Mao Robert Yu Lang | Director | S | Common Stock | 39314 | $15.58 | 272,320.0000 | 65,029,459 | 12.62% | 0.06% |
| Feb. 28, 2024 | Hanstveit Arve | Director | S | Common Stock | 50000 | $15.49 | 927,055.0000 | 65,029,459 | 5.12% | 0.08% |
| Feb. 27, 2024 | Moon David W | President and CEO | P | Common Stock | 10750 | $15.51 | 118,160.0000 | 65,029,459 | 10.01% | 0.02% |
| Feb. 5, 2024 | Clemente Rodney | SVP, Water | S | Common Stock | 975 | $14.89 | 143,506.0000 | 65,029,459 | 0.67% | 0.00% |
| Feb. 5, 2024 | Ghasripoor Farshad | Chief Technology Officer | S | Common Stock | 1118 | $14.89 | 146,796.0000 | 65,029,459 | 0.76% | 0.00% |
| Feb. 5, 2024 | Yeung William | Chief Legal Officer | S | Common Stock | 1013 | $14.89 | 93,849.0000 | 65,029,459 | 1.07% | 0.00% |
| Feb. 1, 2024 | Yeung William | Chief Legal Officer | S | Common Stock | 733 | $15.64 | 96,262.0000 | 65,029,459 | 0.76% | 0.00% |
| Feb. 1, 2024 | Ballard Joshua | Chief Financial Officer | S | Common Stock | 746 | $15.64 | 45,406.0000 | 65,029,459 | 1.62% | 0.00% |
| Feb. 2, 2024 | Clemente Rodney | SVP, Water | S | Common Stock | 1538 | $15.30 | 144,481.0000 | 65,029,459 | 1.05% | 0.00% |
| Feb. 1, 2024 | Clemente Rodney | SVP, Water | S | Common Stock | 739 | $15.64 | 146,019.0000 | 65,029,459 | 0.50% | 0.00% |
| Feb. 2, 2024 | Ghasripoor Farshad | Chief Technology Officer | S | Common Stock | 1654 | $15.30 | 147,914.0000 | 65,029,459 | 1.11% | 0.00% |
| Feb. 1, 2024 | Ghasripoor Farshad | Chief Technology Officer | S | Common Stock | 795 | $15.64 | 149,568.0000 | 65,029,459 | 0.53% | 0.00% |
| Feb. 2, 2024 | Yeung William | Chief Legal Officer | S | Common Stock | 1400 | $15.30 | 94,862.0000 | 65,029,459 | 1.45% | 0.00% |
| Jan. 30, 2024 | Clemente Rodney | SVP, Water | S | Common Stock | 830 | $15.91 | 146,758.0000 | 65,029,459 | 0.56% | 0.00% |
| Jan. 30, 2024 | Yeung William | Chief Legal Officer | S | Common Stock | 823 | $15.91 | 91,427.0000 | 65,029,459 | 0.89% | 0.00% |
| Jan. 30, 2024 | Ghasripoor Farshad | Chief Technology Officer | S | Common Stock | 891 | $15.91 | 150,363.0000 | 65,029,459 | 0.59% | 0.00% |
| Jan. 25, 2024 | Ghasripoor Farshad | Chief Technology Officer | A | Common Stock | 42450 | $0.00 | 151,254.0000 | 65,029,459 | 39.02% | 0.07% |
| Jan. 25, 2024 | Clemente Rodney | SVP, Water | A | Common Stock | 69925 | $0.00 | 147,588.0000 | 65,029,459 | 90.04% | 0.11% |
| Jan. 25, 2024 | Yeung William | Chief Legal Officer | A | Common Stock | 39542 | $0.00 | 97,818.0000 | 65,029,459 | 67.85% | 0.06% |
| Jan. 25, 2024 | Moon David W | President and CEO | A | Common Stock | 80445 | $0.00 | 98,910.0000 | 65,029,459 | 435.66% | 0.12% |
| Jan. 25, 2024 | Moon David W | President and CEO | A | Employee Stock Option (Right to Buy) | 194785 | $16.16 | 194,785.0000 | 65,029,459 | 9999.99% | 0.30% |
| Jan. 2, 2024 | Ballard Joshua | Chief Financial Officer | M | Common Stock | 6250 | $7.60 | 52,402.0000 | 65,029,459 | 13.54% | 0.01% |
| Jan. 2, 2024 | Ballard Joshua | Chief Financial Officer | S | Common Stock | 6250 | $18.50 | 46,152.0000 | 65,029,459 | 11.93% | 0.01% |
| Jan. 3, 2024 | Ballard Joshua | Chief Financial Officer | M | Common Stock | 6250 | $7.60 | 52,402.0000 | 65,029,459 | 13.54% | 0.01% |
| Jan. 3, 2024 | Ballard Joshua | Chief Financial Officer | S | Common Stock | 6250 | $18.59 | 46,152.0000 | 65,029,459 | 11.93% | 0.01% |
| Jan. 2, 2024 | Ballard Joshua | Chief Financial Officer | M | Employee Stock Option (Right to Buy) | 6250 | $7.60 | 14,550.0000 | 65,029,459 | 30.05% | 0.01% |
| Jan. 3, 2024 | Ballard Joshua | Chief Financial Officer | M | Employee Stock Option (Right to Buy) | 6250 | $7.60 | 8,300.0000 | 65,029,459 | 42.96% | 0.01% |