13F Insight
DOSSIER · 13F Holders · Q2 2026Technology · Special Industry Machinery, NEC
ERII

ENERGY RECOVERY INC

203 institutions still hold ENERGY RECOVERY INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 29270J100·Special Industry Machinery, NEC·203 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$281M
visible holders
Holders
203
filers reporting
Concentration
20.33%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q2 2026

203 institutions reported ERII in Q2 2026. BlackRock, Inc. leads at 20.3% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$57M6.3M0.00%Q2 202602
Amundi
CIK 0001330387
$36M4.0M0.01%Q2 202603
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$20M2.2M0.00%Q2 202604
Legal & General Group Plc
CIK 0000764068
$19M2.1M0.00%Q2 202605
FIL Ltd
CIK 0000318989
$15M1.7M0.01%Q2 202606
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$15M1.7M0.00%Q2 202607
STATE STREET CORP
CIK 0000093751
$15M1.6M0.00%Q2 202608
Vanguard Portfolio Management
CIK 0002100121· Index
$11M1.3M0.00%Q2 202609
MORGAN STANLEY
CIK 0000895421
$11M1.2M0.00%Q2 202610
MACKENZIE FINANCIAL CORP
CIK 0000919859
$11M1.2M0.01%Q2 202611
Select Equity Group, L.P.
CIK 0001592643
$10M774K0.04%Q4 202512
Invesco Ltd.
CIK 0000914208
$8M926K0.00%Q2 202613
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$8M879K0.00%Q2 202614
ArrowMark Colorado Holdings LLC
CIK 0001483859
$8M847K0.32%Q2 202615
ROYCE & ASSOCIATES LP
CIK 0000906304
$7M753K0.05%Q2 202616
AVENIR CORP
CIK 0001033475
$6M694K0.76%Q2 202617
AMERIPRISE FINANCIAL INC
CIK 0000820027
$6M679K0.00%Q2 202618
MARSHALL WACE, LLP
CIK 0001318757
$6M677K0.00%Q2 202619
Kopion Asset Management, LLC
CIK 0001728689
$6M640K3.65%Q2 202620
CITADEL ADVISORS LLC
CIK 0001423053
$6M635K0.00%Q2 2026
Page 1 of 11
183 more holders available. Log in →
Insiders at ENERGY RECOVERY INC
Yeung William →Clemente Rodney →Mitchell John Joseph →Buehler Alexander J →Hanstveit Arve →Sabol Colin R →Chow Joan Kai →Tondreau Pamela L. →