Trexquant Investment LP

Position in ERII — Energy Recovery, Inc.

CIK 1633445 STAMFORD, CT

Position in ERII

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$1,369,197

-$313,880 QoQ

Shares Held

135,968

+24.6% QoQ

Ownership

0.264%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2021

7 quarters on record

Voting authority Sole 91.03686161449754.ToString("F0")% Shared 0.ToString("F0")% None 8.963138385502472.ToString("F0")%

Industrials · as of Mar 31, 2026

Trexquant Investment LP holds $41,918,358 across 4 Pollution & Treatment Controls names. ERII ranks #3 (3.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VLTO	Veralto Corp	253,258	$22,393,072
2	ZWS	Zurn Elkay Water Solutions Corp	376,075	$16,863,203
3	ERII	Energy Recovery, Inc. This page	135,968	$1,369,197
4	CECO	Ceco Environmental Corp	21,700	$1,292,886

7 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,369,197	135,968	+24.6%	Shares	Sole	2026-05-15
2025-09-30	$1,683,077	109,149	+106.7%	Shares	Sole	2025-11-14
2025-06-30	$674,732	52,796	-58.1%	Shares	Sole	2025-08-12
2025-03-31	$2,001,488	125,959	+3.3%	Shares	Sole	2025-05-14
2024-12-31	$1,791,974	121,903	+265.1%	Shares	Sole	2025-02-12
2022-03-31	$672,454	33,389	+100.9%	Shares	Sole	2022-05-13
2021-12-31	$357,228	16,623	—	Shares	Sole	2022-02-14
No filing history on record for this holder in this stock.