ERII · NASDAQ · Industrial - Pollution & Treatment Controls

Energy Recovery (ERII)

Designs pressure exchangers, pumps, and turbochargers for desalination and wastewater systems.

$7.04
vs last close+0.01 (+0.13%)

13F · 13D/G · Form 4

Institutions86.68%44.25M shares
209 holders · as of Jun 30, 2026
Insiders2.94%1.50M shares
14 holders · as of Jul 29, 2026
Other10.38%5.30M shares
remainder

51.04M company shares as of Sep 22, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing

13F · 13D/G · Form 4

HolderStakeSharesDate
BlackRock, Inc.Institution
12.43%6.34Mas of Jun 30, 2026
AmundiInstitution
7.84%4.00Mas of Jun 30, 2026
Vanguard Capital Management LLCInstitution
4.28%2.18Mas of Jun 30, 2026
Legal & General Group PLCInstitution
4.04%2.06Mas of Jun 30, 2026
FIL LtdInstitution
3.36%1.72Mas of Jun 30, 2026
Geode Capital Management, LLCInstitution
3.33%1.70Mas of Jun 30, 2026
State Street CorpInstitution
3.19%1.63Mas of Jun 30, 2026
Vanguard Portfolio Management LLCInstitution
2.48%1.26Mas of Jun 30, 2026
Morgan StanleyInstitution
2.42%1.24Mas of Jun 30, 2026
Mackenzie Financial CorpInstitution
2.33%1.19Mas of Jun 30, 2026
Invesco Ltd.Institution
1.81%925,550as of Jun 30, 2026
Dimensional Fund Advisors LPInstitution
1.72%878,724as of Jun 30, 2026
Arrowmark Colorado Holdings LLCInstitution
1.66%847,000as of Jun 30, 2026
Royce & Associates LPInstitution
1.47%752,812as of Jun 30, 2026
Avenir CorpInstitution
1.36%693,886as of Jun 30, 2026
Ameriprise Financial IncInstitution
1.33%679,236as of Jun 30, 2026
Marshall Wace, LLPInstitution
1.33%677,248as of Jun 30, 2026
Kopion Asset Management, LLCInstitution
1.25%639,545as of Jun 30, 2026
Goldman Sachs Group IncInstitution
1.18%601,335as of Jun 30, 2026
683 Capital Management, LLCInstitution
1.04%530,000as of Jun 30, 2026
Lazard Asset Management LLCInstitution
0.98%500,061as of Jun 30, 2026
Northern Trust CorpInstitution
0.94%478,524as of Jun 30, 2026
Citadel Advisors LLCInstitution
0.93%476,236as of Jun 30, 2026
Tudor Investment Corp et alInstitution
0.92%471,905as of Jun 30, 2026
Swiss Life Asset Management LtdInstitution
0.91%464,661as of Jun 30, 2026

13F, as of Jun 30, 2026

209 holders · 44.25M shares · 45 new positions · 124 increased · 46 reduced · 39 closed

HolderShares% outstandingChg q/qFiled
BlackRock, Inc.6.34M12.43%+253.3KAug 7, 2026
Amundi4.00M7.84%+263.2KAug 11, 2026
Vanguard Capital Management LLC2.18M4.28%−46.6KAug 13, 2026
Legal & General Group PLC2.06M4.04%+157.2KAug 14, 2026
FIL Ltd1.72M3.36%−272.2KAug 13, 2026
Geode Capital Management, LLC1.70M3.33%+402.4KAug 12, 2026
State Street Corp1.63M3.19%−147.1KAug 7, 2026
Vanguard Portfolio Management LLC1.26M2.48%+2.0KAug 13, 2026

13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
Ameriprise Financial, Inc.10.00%5.26M13GApr 8, 2026
Amundi7.14%3.77M13GApr 10, 2026
Inc.incl. Threadneedle Asset Management Limited, Threadneedle Holdings Limited +5 more6.89%3.98M13GNov 14, 2024
Brown Capital Management, LLC5.04%2.92M13GMay 15, 2025

Form 4

Latest trades

DateInsiderTypeSharesAvg priceOwned after
Jul 28, 2026
William Yeungofficer: Chief Legal Officer
Sale2,048$8.5699,291
Jul 28, 2026
Rodney Clementeofficer: SVP, Water
Sale5,387$8.56108,301
Jun 15, 2026
Alexander J. Buehlerdirector, officer: Interim President and CEO
Sale14,900$8.7166,755
Jun 15, 2026
Colin R. Saboldirector
Purchase11,180$8.8855,671
May 13, 2026
Pamela L. Tondreaudirector
Purchase20,000$8.3437,362
Apr 6, 2026
Arve Hanstveitdirector
Sale2,419$10.29382,509
Apr 2, 2026
Arve Hanstveitdirector
Sale165,292$10.14384,928
Mar 10, 2026
Arve Hanstveitdirector
Sale25,000$10.96550,220
Mar 6, 2026
Arve Hanstveitdirector
Sale11,582$10.62575,220
Mar 5, 2026
Arve Hanstveitdirector
Sale38,418$10.71586,802

House and Senate disclosures

Not reported.