ERII — ENERGY RECOVERY INC

Ownership history in Alpha Wave Global, LP  ·  7 quarters on record

This page tracks every 13F SEC filing in which Alpha Wave Global, LP reported a position in ENERGY RECOVERY INC (ERII). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
6.29% (2024 Q3)
Avg. % of fund
2.31%
First filed
2024 Q2
Last filed
2025 Q4
Quarters held
7
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 REDUCED 265,121 -262,750 -49.8% 0.44% $3.6M $13.49
2025 Q3 REDUCED 527,871 -186,450 -26.1% 0.82% $8.1M $15.42
2025 Q2 ADDED 714,321 +406,700 +132.2% 0.98% $9.1M $12.78
2025 Q1 REDUCED 307,621 -110,413 -26.4% 2.18% $4.9M $15.89
3 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    ERII price (monthly, adj. close)

Other funds also holding ERII

As of 2025 Q4 — sorted by position size

Kopion Asset Management, LLC 3Y 3.23% AVENIR CORP 3Y 7Y 1.42% ACK Asset Management LLC 3Y 7Y 1.15% BROWN CAPITAL MANAGEMENT LLC 3Y 7Y 0.85% Redmond Asset Management, LLC 3Y 7Y 0.78% Montanaro Asset Management Ltd 3Y 0.48% ESSEX INVESTMENT MANAGEMENT CO LLC 3Y 7Y 0.28% ISTHMUS PARTNERS, LLC 3Y 7Y 0.17% EntryPoint Capital, LLC 0.15% GSA CAPITAL PARTNERS LLP 3Y 7Y 0.13%
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