Energy Recovery, Inc. 13F holders
199 funds reported a position in Energy Recovery, Inc. in their 13F for the quarter ended 30 June 2026, together 43.9 million shares worth $395.6 million. Against the quarter before, 37 opened a position, 81 added, 45 trimmed and 38 sold out; together they sold a net 437,387 shares. The largest holders: BlackRock, Inc., Amundi and Vanguard Capital Management LLC.
Funds holding199+1 on Q1 2026
Shares they held43.9Mworth $395.6 million
Net sold on the quarter437,387 sharesabout $3.9 million at the funds' values
Funds buying to selling118 to 83opened or added, to cut or sold
Opened 37Added 81Held 34Trimmed 45Sold out 38
What each fund did in ERII against its 13F for the quarter before; a change under 0.1% of a holding counts as held
Funds reporting a position in ERII in their 13F, each quarter; hover a bar for the shares they held
Filed so far for the quarter to 30 September 2026
3,405 funds have filed their 13F for the quarter so far; the rest are due by 16 November 2026. Of those, 42 reported a position in Energy Recovery, Inc.: 12 opened one, 11 added, 10 trimmed and 7 sold out, a net 154,947 shares sold.
The largest moves in the name among the funds that have filed, against each fund's previous 13F.
The well-known funds
Of the 44 funds followed here, 5 reported a position in Energy Recovery, Inc. in a 13F for the quarter ended 30 June 2026. The largest: Geode Capital Management, 1.7 million shares worth $15.3 million, 0.0% of its reported book. New this quarter: Point72 Asset Management. Sold out: Renaissance Technologies, Millennium Management. In the quarter, 4 funds added or opened a position and 3 trimmed or sold out; together they sold a net 46,603 shares, about $420,359 at the funds' own value per share on 30 June 2026. A change under 0.1% of a holding counts as held.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| Geode Capital Management | 1,697,550 | $15.3 million | 0.0% | +402,442 | added | 30 June 2026 | 13F |
| Citadel Advisors | 476,236 | $4.3 million | 0.0% | +26,800 | added | 30 June 2026 | 13F |
| Two Sigma Investments | 232,829 | $2.1 million | 0.0% | +143,930 | added | 30 June 2026 | 13F |
| Point72 Asset Management | 82,819 | $747,027 | 0.0% | +82,819 | new | 30 June 2026 | 13F |
| FMR LLC | 14,592 | $131,622 | 0.0% | -235,988 | trimmed | 30 June 2026 | 13F |
| Renaissance Technologies | 0 | $0 | 0.0% | -144,265 | exited | 30 June 2026 | 13F |
| Millennium Management | 0 | $0 | 0.0% | -322,341 | exited | 30 June 2026 | 13F |
Value is what the fund reported.
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Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.The largest holders
| Fund | Shares | Share of all | Value | Of its book | Change in shares | Filing |
|---|---|---|---|---|---|---|
| BlackRock, Inc. | 6,344,252 | 14.46% | $57.2 million | 0.00% | +253,326 | 13F |
| Amundi | 4,003,535 | 9.12% | $36.1 million | 0.01% | +263,226 | 13F |
| Vanguard Capital Management LLC | 2,183,718 | 4.98% | $19.7 million | 0.00% | -46,552 | 13F |
| Legal & General Group Plc | 2,059,764 | 4.69% | $18.6 million | 0.00% | +157,239 | 13F |
| FIL Ltd | 1,715,722 | 3.91% | $15.5 million | 0.01% | -272,197 | 13F |
| Geode Capital Management, LLC | 1,697,550 | 3.87% | $15.3 million | 0.00% | +402,442 | 13F |
| State Street Corp. | 1,625,893 | 3.71% | $14.7 million | 0.00% | -147,055 | 13F |
| Vanguard Portfolio Management LLC | 1,263,667 | 2.88% | $11.4 million | 0.00% | +2,006 | 13F |
| Morgan Stanley | 1,237,003 | 2.82% | $11.2 million | 0.00% | +444,312 | 13F |
| Mackenzie Financial Corp. | 1,187,686 | 2.71% | $10.7 million | 0.01% | new | 13F |
| Invesco Ltd. | 925,550 | 2.11% | $8.3 million | 0.00% | +99,254 | 13F |
| Dimensional Fund Advisors LP | 878,724 | 2.00% | $7.9 million | 0.00% | +1,293 | 13F |
| ArrowMark Colorado Holdings LLC | 847,000 | 1.93% | $7.6 million | 0.32% | +331,000 | 13F |
| Royce & Associates LP | 752,812 | 1.72% | $6.8 million | 0.06% | +269,794 | 13F |
| Avenir Corp. | 693,886 | 1.58% | $6.3 million | 0.76% | -123,869 | 13F |
| Ameriprise Financial Inc. | 679,236 | 1.55% | $6.1 million | 0.00% | -4,580,580 | 13F |
| Marshall Wace, LLP | 677,248 | 1.54% | $6.1 million | 0.01% | +570,951 | 13F |
| Kopion Asset Management, LLC | 639,545 | 1.46% | $5.8 million | 3.65% | +132,580 | 13F |
| Goldman Sachs Group Inc. | 601,335 | 1.37% | $5.4 million | 0.00% | +132,800 | 13F |
| 683 Capital Management, LLC | 530,000 | 1.21% | $4.8 million | 0.46% | -20,000 | 13F |
| Lazard Asset Management LLC | 500,061 | 1.14% | $4.5 million | 0.01% | +432,632 | 13F |
| Northern Trust Corp. | 478,524 | 1.09% | $4.3 million | 0.00% | +28,087 | 13F |
| Citadel Advisors LLC | 476,236 | 1.09% | $4.3 million | 0.00% | +26,800 | 13F |
| Tudor Investment Corp. Et Al | 471,905 | 1.08% | $4.3 million | 0.02% | new | 13F |
| Swiss Life Asset Management Ltd | 464,661 | 1.06% | $4.2 million | 0.02% | +6,878 | 13F |
| Raiffeisen Bank International AG | 460,000 | 1.05% | $4.1 million | 0.05% | +110,000 | 13F |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 439,817 | 1.00% | $4.0 million | 0.01% | +410,946 | 13F |
| CenterBook Partners LP | 420,507 | 0.96% | $3.8 million | 0.19% | +148,671 | 13F |
| KLP Kapitalforvaltning As | 400,311 | 0.91% | $3.6 million | 0.01% | -4,200 | 13F |
| BNP Paribas Financial Markets | 396,421 | 0.90% | $3.6 million | 0.00% | +125,470 | 13F |
| Jacobs Levy Equity Management, Inc. | 378,799 | 0.86% | $3.4 million | 0.01% | +54,014 | 13F |
| Vanguard Fiduciary Trust Co. | 367,399 | 0.84% | $3.3 million | 0.00% | +3,138 | 13F |
| Charles Schwab Investment Management Inc. | 367,118 | 0.84% | $3.3 million | 0.00% | -64,170 | 13F |
| Pinnacle Associates Ltd | 326,119 | 0.74% | $2.9 million | 0.03% | -16,288 | 13F |
| Brown Capital Management LLC | 282,866 | 0.64% | $2.6 million | 0.51% | -255,197 | 13F |
| JPMorgan Chase & Co. | 285,216 | 0.65% | $2.5 million | 0.00% | +256,665 | 13F |
| AQR Capital Management LLC | 262,844 | 0.60% | $2.4 million | 0.00% | +204,514 | 13F |
| Two Sigma Investments, LP | 232,829 | 0.53% | $2.1 million | 0.00% | +143,930 | 13F |
| D. E. Shaw & Co., Inc. | 218,707 | 0.50% | $2.0 million | 0.00% | +204,807 | 13F |
| Susquehanna International Group, LLP | 193,919 | 0.44% | $1.7 million | 0.00% | +121,176 | 13F |
| Nuveen, LLC | 173,713 | 0.40% | $1.6 million | 0.00% | +9,225 | 13F |
| UBS AM, a distinct business unit of UBS Asset Management Americas LLC | 169,005 | 0.39% | $1.5 million | 0.00% | +3,297 | 13F |
| Jupiter Asset Management Ltd | 165,401 | 0.38% | $1.5 million | 0.01% | +43,272 | 13F |
| Isthmus Partners, LLC | 161,447 | 0.37% | $1.5 million | 0.14% | +8,185 | 13F |
| Bank of New York Mellon Corp | 155,092 | 0.35% | $1.4 million | 0.00% | +6,323 | 13F |
| Jump Financial, LLC | 152,127 | 0.35% | $1.4 million | 0.01% | new | 13F |
| Polymer Capital Management (US) LLC | 144,705 | 0.33% | $1.3 million | 0.19% | new | 13F |
| SG Americas Securities, LLC | 142,285 | 0.32% | $1.3 million | 0.00% | -222,052 | 13F |
| Squarepoint Ops LLC | 125,140 | 0.29% | $1.1 million | 0.00% | +83,262 | 13F |
| Rice Hall James & Associates, LLC | 124,629 | 0.28% | $1.1 million | 0.06% | +4,107 | 13F |
The 50 largest of the 199 funds that reported a position in ERII in their 13F for the quarter ended 30 June 2026, by the value each reported.
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Share of all is the fund's part of all the shares the funds reported. Change is shares against the fund's 13F for the quarter before. A 13F lists a manager's long positions in US-listed shares at the quarter's end. What is a 13F?Options the funds reported on ERII
| Fund | Option | Shares under the options | Value of those shares | Quarter ended | Filing |
|---|---|---|---|---|---|
| Citadel Advisors | Puts | 135,000 | $1.2 million | 30 June 2026 | 13F |
| Citadel Advisors | Calls | 24,000 | $216,480 | 30 June 2026 | 13F |
A 13F lists calls and puts by the shares they cover and what those shares were worth at the quarter's end, not what the options cost.
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They are not counted in the holdings above. A put gains when the stock falls, a call when it rises, and a fund may hold either to hedge.Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 26 October 2026 | 13G/A | Amundi and 3 others | 3.6 million | 7.0% | 30 September 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 14 August 2026 | 13G/A | Ameriprise Financial, Inc. and 19 others | 679,236 | 1.3% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 22 July 2026 | 13G/A | Amundi and 3 others | 4.0 million | 7.8% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 10 April 2026 | 13G/A | Amundi and 3 others | 3.8 million | 7.1% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 8 April 2026 | 13G/A | Ameriprise Financial, Inc. and 19 others | 5.3 million | 10.0% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 26 March 2026 | 13G/A | The Vanguard Group and 1 other | 0 | 0.0% | 13 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 24 February 2026 | 13G/A | Amundi and 3 others | 2.9 million | 5.4% | 31 December 2025 | passive, institutional (13d-1(b)) | EDGAR |
| 17 February 2026 | 13G/A | Ameriprise Financial, Inc. and 17 others | 4.6 million | 8.6% | 31 December 2025 | passive, institutional (13d-1(b)) | EDGAR |
| 17 February 2026 | 13G | Amundi and 3 others | 2.9 million | 5.4% | 31 December 2025 | passive, institutional (13d-1(b)) | EDGAR |
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
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Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short. 13D and 13GFails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 31 August 2026 | 6,622 | $7.77 | SEC |
| 21 August 2026 | 1,134 | $7.75 | SEC |
| 19 August 2026 | 9 | $7.88 | SEC |
| 17 August 2026 | 414 | $8.35 | SEC |
| 6 August 2026 | 27 | $8.86 | SEC |
| 28 July 2026 | 463 | $8.52 | SEC |
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.