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Equibles

SUSQUEHANNA INTERNATIONAL GROUP, LLP

Position in ERII — Energy Recovery, Inc.

CIK 1446194 BALA CYNWYD, PA
Back to ERII Full portfolio

Position in ERII

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$732,522
+$522,200 QoQ
Shares Held
72,743
+366.6% QoQ
Ownership
0.141%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
24 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in ERII Over Time

Shares Held

Position Value (USD)

Derivatives in ERII

reported options exposure · as of Mar 31, 2026
CallValue
$212,477
CallShares
21,100
PutValue
$164,141
PutShares
16,300

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Pollution & Treatment Controls

Industrials · as of Mar 31, 2026

SUSQUEHANNA INTERNATIONAL GROUP, LLP holds $17,411,898 across 10 Pollution & Treatment Controls names. ERII ranks #6 (4.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 PCT
PureCycle Technologies, Inc.
 1,352,992 $7,022,028
2 ZWS
Zurn Elkay Water Solutions Corp
 76,057 $3,410,395
3 CECO
Ceco Environmental Corp
 41,697 $2,484,307
4 VLTO
Veralto Corp
 27,696 $2,448,880
5 ADUR
Aduro Clean Technologies Inc.
 79,334 $832,213
6 ERII
Energy Recovery, Inc.
This page 		72,743 $732,522
7 ARQ
Arq, Inc.
 133,045 $340,595
8 SCWO
374Water Inc.
 37,028 $105,159

All Filings in ERII

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $732,522 72,743
2026-03-31 $212,477 21,100
2026-03-31 $164,141 16,300
2025-12-31 $210,322 15,591
2025-09-30 $528,906 34,300
2025-09-30 $264,052 17,124
2025-09-30 $504,234 32,700
2025-06-30 $479,250 37,500
2025-06-30 $628,776 49,200
2025-06-30 $1,081,520 84,626
2025-03-31 $1,292,937 81,368
2025-03-31 $931,154 58,600
2025-03-31 $584,752 36,800
2024-12-31 $470,400 32,000
2024-12-31 $241,080 16,400
2024-12-31 $451,848 30,738
2024-09-30 $215,636 12,400
2024-03-31 $415,624 26,322
2023-12-31 $823,308 43,700
2023-12-31 $1,210,055 64,228
2023-09-30 $405,111 19,100
2023-09-30 $334,545 15,773
2023-09-30 $699,930 33,000
2023-06-30 $565,735 20,241
2023-06-30 $419,250 15,000
2023-03-31 $1,840,012 79,827
2023-03-31 $659,230 28,600
2022-12-31 $737,762 36,006
2022-12-31 $1,239,645 60,500
2022-09-30 $2,721,848 125,200
2022-09-30 $358,188 16,476
2022-06-30 $1,873,117 96,453
2022-03-31 $1,834,310 91,078
2022-03-31 $1,921,356 95,400
2021-12-31 $2,205,755 102,641
2021-12-31 $603,869 28,100
2021-09-30 $717,431 37,700
2021-09-30 $1,022,672 53,740
2021-09-30 $3,739,395 196,500
2021-06-30 $512,550 22,500
2021-06-30 $5,340,360 234,432
2021-06-30 $507,994 22,300
2021-03-31 $7,235,093 394,498
2021-03-31 $467,670 25,500
2020-12-31 $1,545,371 113,297
2020-12-31 $401,016 29,400
2020-09-30 $84,460 10,300
2020-09-30 $155,201 18,927
2020-06-30 $1,330,988 175,130
2020-06-30 $230,280 30,300

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