HRT FINANCIAL LP

Position in ERII — Energy Recovery, Inc.

CIK 1475597 NEW YORK, NY

Position in ERII

as of Mar 31, 2026 · filed May 14, 2026 Compact

Position Value

$770,355

-$1,971,336 QoQ

Shares Held

76,500

-57.0% QoQ

Ownership

0.148%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2021

9 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Industrials · as of Mar 31, 2026

HRT FINANCIAL LP holds $7,402,345 across 5 Pollution & Treatment Controls names. ERII ranks #3 (10.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ZWS	Zurn Elkay Water Solutions Corp	84,595	$3,793,239
2	PCT	PureCycle Technologies, Inc.	448,750	$2,329,012
3	ERII	Energy Recovery, Inc. This page	76,500	$770,355
4	ADUR	Aduro Clean Technologies Inc.	42,461	$445,415
5	BCHT	Birchtech Corp.	33,855	$64,324

9 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$770,355	76,500	-57.0%	Shares	Defined	2026-05-14
2025-09-30	$2,741,691	177,801	+30.3%	Shares	Defined	2025-11-14
2025-06-30	$1,743,715	136,441	+117.3%	Shares	Defined	2025-08-14
2025-03-31	$997,748	62,791	+37.9%	Shares	Defined	2025-05-15
2024-12-31	$669,232	45,526	+79.7%	Shares	Defined	2025-02-14
2023-06-30	$708,029	25,332	+35.8%	Shares	Defined	2023-08-11
2023-03-31	$429,974	18,654	-77.8%	Shares	Defined	2023-05-12
2022-12-31	$1,721,672	84,025	+69.6%	Shares	Defined	2023-02-10
2021-09-30	$943,031	49,555	—	Shares	Defined	2021-11-15
No filing history on record for this holder in this stock.