Energy Recovery Inc (ERII) Ownership

14.72 ↑0.04 (0.27%)
As of December 31, 1969, 7:00pm EST.

Institutional Ownership

BlackRock Inc is the biggest individual institutional holder of Energy Recovery Inc (ERII), owning a total of 5.6 million shares. Combined, the top 38 institutional holders of ERII own 91.28% of the company with a total of 49.6 million shares.

In the latest ownership report on June 30th 2025, the top 38 institutional holders increased their combined ownership of ERII by 735 thousand shares. 10 institutions bought 1,747,152 total additional shares and increased their ownership by an average of 25.10%. However 9 institutions sold 1,011,850 total shares and decreased their ownership by an average of 8.48%.

Overall this is a positive sign as the number of shares owned by the top 20 institutional holders of Energy Recovery increased by a net total of 735,302 in the latest quarter.

Institution Ownership Chart

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Latest Institutional Ownership Changes

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
BlackRock Inc10.610%-5.836%5,644,244-349,7942025-06-30
Ameriprise Financial Inc10.153%5.101%5,401,044262,1512025-06-30
Vanguard Group Inc6.815%3.735%3,625,404130,5322025-06-30
Brown Capital Management, LLC4.661%-4.494%2,479,294-116,6572025-06-30
Fidelity International Ltd4.098%11.667%2,179,969227,7702025-06-30
State Street Corp2.744%1.866%1,459,58626,7412025-06-30
Geode Capital Management, LLC2.430%-6.912%1,292,928-95,9962025-06-30
Kbc Group NV2.268%-2.923%1,206,566-36,3232025-06-30
Avenir Corporation1.989%-0.815%1,057,960-8,6942025-06-30
Diamond Hill Capital Management Inc1.982%-10.979%1,054,613-130,0612025-06-30
Morgan Stanley - Brokerage Accounts1.945%13.655%1,034,452124,2842025-06-30
Legal & General Group PLC1.859%12.915%989,154113,1412025-06-30
Dimensional Fund Advisors, Inc.1.696%11.907%902,38996,0182025-06-30
Amvescap Plc.1.619%42.588%861,344257,2662025-06-30
Select Equity Group LP1.447%15.371%769,706102,5492025-06-30
Alpha Wave Global LP1.343%132.208%714,321406,7002025-06-30
New York State Common Retirement Fund1.087%0.000%578,41302025-06-30
Sam Sustainable Asset Management Ltd1.058%-8.161%562,689-50,0002025-06-30
Northern Trust Corp0.934%-8.291%496,660-44,9012025-06-30
Silvercrest Asset Management Group LLC0.929%0.000%494,33702025-06-30
Goldman Sachs Group Inc0.872%-27.881%464,110-179,4242025-06-30

Top Institutions

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
BlackRock Inc10.610%-5.836%5,644,244-349,7942025-06-30
Ameriprise Financial Inc10.153%5.101%5,401,044262,1512025-06-30
Vanguard Group Inc6.815%3.735%3,625,404130,5322025-06-30
FMR Inc5.827%-2.651%3,373,407-91,8572024-09-30
Brown Capital Management, LLC4.661%-4.494%2,479,294-116,6572025-06-30
Fidelity International Ltd4.098%11.667%2,179,969227,7702025-06-30
State Street Corp2.744%1.866%1,459,58626,7412025-06-30
State Street Corporation2.343%1.911%1,352,57425,3582024-03-31
Trigran Investments Inc2.326%0.000%1,333,58502023-12-31
Geode Capital Management, LLC2.430%-6.912%1,292,928-95,9962025-06-30
Kbc Group NV2.268%-2.923%1,206,566-36,3232025-06-30
William Blair Investment Management, LLC1.979%-49.713%1,118,320-1,105,5712023-09-30
Baillie Gifford & Co Limited.2.017%-1.836%1,099,276-20,5652025-03-31
Avenir Corporation1.989%-0.815%1,057,960-8,6942025-06-30
Diamond Hill Capital Management Inc1.982%-10.979%1,054,613-130,0612025-06-30
Morgan Stanley - Brokerage Accounts1.945%13.655%1,034,452124,2842025-06-30
Legal & General Group PLC1.859%12.915%989,154113,1412025-06-30
Dimensional Fund Advisors, Inc.1.696%11.907%902,38996,0182025-06-30
ACK Asset Management LLC1.552%0.000%877,40002023-09-30
Amvescap Plc.1.619%42.588%861,344257,2662025-06-30
Driehaus Capital Management LLC1.467%46.649%821,485261,3152022-09-30
Bank of New York Mellon Corp1.444%-6.637%814,325-57,8852023-06-30
Select Equity Group LP1.447%15.371%769,706102,5492025-06-30
Nuveen Asset Management, LLC1.321%-19.302%743,683-177,8812022-09-30
Alpha Wave Global LP1.343%132.208%714,321406,7002025-06-30
Jennison Associates LLC1.232%-53.793%703,218-818,6772023-12-31
D. E. Shaw & Co LP1.155%39.080%668,475187,8332024-06-30
First Trust Advisors L.P.1.144%-11.307%655,763-83,6012023-12-31
Handelsbanken Fonder AB1.066%-42.169%600,000-437,5002022-12-31
Mesirow Institutional Investment Management, Inc.1.038%0.017%592,1771012023-12-31
New York State Common Retirement Fund1.087%0.000%578,41302025-06-30
Pembroke Management Ltd1.007%-7.376%567,526-45,1962023-03-31
Sam Sustainable Asset Management Ltd1.058%-8.161%562,689-50,0002025-06-30
JPMorgan Chase & Co0.950%66.555%549,786219,6942024-09-30
Montanaro Asset Management Ltd0.878%0.000%507,00002024-06-30
Northern Trust Corp0.934%-8.291%496,660-44,9012025-06-30
Silvercrest Asset Management Group LLC0.929%0.000%494,33702025-06-30
Goldman Sachs Group Inc0.872%-27.881%464,110-179,4242025-06-30

Mutual Fund Ownership

CT (Lux) American Smaller Com 9U USD is the biggest individual fund holder of Energy Recovery Inc (ERII), owning a total of 2.8 million shares. Combined, the top 48 mutual fund holders of ERII own 67.81% of the company with a total of 37.1 million shares.

In the latest ownership report on August 31st 2025, the top 48 fund holders increased their combined ownership of ERII by 733 thousand shares. 1 funds bought 23,412 total additional shares and increased their ownership by an average of 1.35%. However 3 funds sold 756,602 total shares and decreased their ownership by an average of 28.64%.

Overall this is a negative sign as the number of shares owned by the top 20 mutual funds holding Energy Recovery decreased by a net total of -733,190 in the latest report.

Mutual Funds Chart

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Latest Mutual Fund Ownership Changes

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
CT American Smaller Coms(US) InstAccGBP3.314%1.346%1,763,10923,4122025-08-31
iShares Russell 2000 ETF2.436%0.000%1,296,10902025-08-31
Diamond Hill Small-Mid Cap Equity1.379%-33.182%733,585-364,3012025-08-31
iShares Russell 2000 Growth ETF0.889%0.000%473,14902025-08-31
iShares Global Water ETF USD Dist0.868%0.000%461,94002025-08-31
Diamond Hill Small-Mid Cap I0.812%-45.754%431,923-364,3012025-08-31
Swiss Life (LUX) EqEnvir&BidvrstyImpGCHF0.811%0.000%431,48702025-08-31
KLP AksjeGlobal Mer Samfunnsansvar P0.702%-6.979%373,211-28,0002025-08-31

Top Mutual Funds

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
CT (Lux) American Smaller Com 9U USD5.187%-6.889%2,759,258-204,1482025-07-31
CT American Smaller Coms(US) InstAccGBP3.314%1.346%1,763,10923,4122025-08-31
Vanguard US Total Market Shares ETF3.116%0.000%1,712,47802024-09-30
Vanguard Total Stock Mkt Idx Inv3.185%-2.168%1,694,306-37,5542025-07-31
Vanguard Instl Ttl Stck Mkt Idx Tr2.748%0.686%1,553,24410,5822023-03-31
Fidelity Emerging Markets2.678%0.000%1,513,30002023-10-31
Fidelity Advisor Emerging Markets2.678%0.000%1,513,30002023-11-30
Fidelity Emerging Markets Fund2.511%-13.920%1,453,900-235,1002024-10-31
FF - Water & Waste A Acc EUR2.608%14.050%1,387,351170,9072025-07-31
iShares Russell 2000 ETF2.436%0.000%1,296,10902025-08-31
Brown Capital Mgmt Small Co Inv2.079%-14.472%1,105,708-187,0922025-03-31
Fidelity Water & Waste A Acc EUR1.907%0.419%1,047,8224,3742025-01-31
Fidelity Sust Water & Waste A Acc EUR1.907%0.419%1,047,8224,3742025-01-31
KBC Eco Fund Water Resp Inv Cl Cap1.800%0.000%981,011981,0112024-08-31
Vanguard Extended Market Index Investor1.378%-0.019%777,256-1502023-08-31
Diamond Hill Small-Mid Cap Equity1.379%-33.182%733,585-364,3012025-08-31
Jennison SMid Cap Core Equity1.205%0.000%680,94102023-09-30
First Trust Water ETF1.149%0.000%655,76302024-02-29
L&G Clean Water ETF1.166%-0.119%620,230-7362025-08-29
Fidelity® Mid-Cap Stock1.046%0.000%591,34402023-11-30
Vanguard Institutional Extnd Mkt Idx Tr1.111%-31.155%590,900-267,4032025-07-31
Fidelity Mid-Cap Stock1.006%0.000%582,50102024-10-31
Invesco Water Resources ETF1.018%0.032%541,2691742025-08-29
Fidelity® Small Cap Index0.951%2.735%537,47414,3082023-10-31
Fidelity Small Cap Index1.009%-7.007%536,938-40,4582025-06-30
RobecoSAM Sustainable Water B EUR0.996%-3.636%530,000-20,0002025-07-31
iShares Russell 2000 Growth ETF0.889%0.000%473,14902025-08-31
iShares Global Water ETF USD Dist0.868%0.000%461,94002025-08-31
Handelsbanken Amerika Småbl Tema A10 EUR0.803%-25.000%450,000-150,0002023-01-31
Calvert Global Water A0.827%0.959%440,1664,1802025-07-31
OP-Puhdas Vesi A0.776%-0.990%438,784-4,3862023-11-30
Edinburgh Worldwide Ord0.802%0.000%436,98202025-02-28
Calvert Global Water0.820%17.156%435,98663,8452025-06-30
Diamond Hill Small-Mid Cap I0.812%-45.754%431,923-364,3012025-08-31
Swiss Life (LUX) EqEnvir&BidvrstyImpGCHF0.811%0.000%431,48702025-08-31
OP-Ilmasto B0.740%3.794%418,29015,2882023-11-30
PGIM Jennison Small Company A0.731%-39.321%413,186-267,7552023-11-30
Montanaro Better World GBP Dis0.708%0.000%400,00002023-09-30
Fidelity Glb Thematic Opps A-USD0.725%-6.697%395,198-28,3682025-01-31
Amundi MSCI Water ESG scrnd ETF Dist0.662%0.000%379,41402024-04-29
Diamond Hill All Cap Select Equity0.669%-12.171%374,347-51,8742022-10-31
Invesco S&P Global Water ETF0.668%0.000%374,13302022-10-31
KLP AksjeGlobal Mer Samfunnsansvar P0.702%-6.979%373,211-28,0002025-08-31
GS Environmental Impact Eq I USD Acc0.642%-7.047%367,999-27,8972024-03-31
Oberweis Micro-Cap Growth0.662%0.000%363,700363,7002024-09-30
Amundi MSCI Water UCITS ESG-Scr ETF Dist0.680%0.000%361,94802025-08-29
Aegon Global Sustainable Eq CHF C Acc0.629%0.000%355,24902023-09-30
William Blair Small Cap Growth I0.616%0.778%347,3262,6802023-07-31

Discussions

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StocksOverBTC118/27/25 02:10pm

$ERII Ahhhhhhh payday tomorrow. Know what I’m doing with some spare

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dandanaiwo6/9/25 06:23pm

$ERII Guys when can we expect that 30% drop?

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substancetag3/10/25 10:20pm

$ERII day trade is ok to buy here but sell later

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