A detailed history of Dark Forest Capital Management LP transactions in Energy Recovery, Inc. stock. As of the latest transaction made, Dark Forest Capital Management LP holds 26,302 shares of ERII stock, worth $447,923. This represents 0.01% of its overall portfolio holdings.

Number of Shares
26,302
Previous 110,800 76.26%
Holding current value
$447,923
Previous $1.76 Million 80.91%
% of portfolio
0.01%
Previous 0.09%

Shares

8 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q2 2025

Aug 14, 2025

SELL
$11.37 - $15.97 $960,742 - $1.35 Million
-84,498 Reduced 76.26%
26,302 $336,000
Q1 2025

May 15, 2025

BUY
$14.06 - $16.83 $1.1 Million - $1.32 Million
78,326 Added 241.2%
110,800 $1.76 Million
Q4 2024

Feb 14, 2025

BUY
$14.66 - $19.93 $476,068 - $647,206
32,474 New
32,474 $477,000
Q4 2023

Feb 14, 2024

BUY
$14.16 - $20.84 $569,316 - $837,893
40,206 New
40,206 $757,000
Q1 2023

May 12, 2023

BUY
$19.8 - $23.89 $8,395 - $10,129
424 Added 3.73%
11,788 $271,000
Q4 2022

Feb 13, 2023

BUY
$17.65 - $26.17 $200,574 - $297,395
11,364 New
11,364 $232,000
Q2 2022

Aug 15, 2022

BUY
$17.16 - $21.57 $464,675 - $584,094
27,079 Added 147.35%
45,456 $883,000
Q1 2022

May 13, 2022

BUY
$18.4 - $21.78 $338,136 - $400,251
18,377 New
18,377 $370,000

Others Institutions Holding ERII

About Energy Recovery, Inc.


  • Ticker ERII
  • Exchange NASDAQ
  • Sector Industrials
  • Industry Pollution & Treatment Controls
  • Shares Outstandng 55,787,100
  • Market Cap $950M
  • Description
  • Energy Recovery, Inc., together with its subsidiaries, designs, manufactures, and sells various solutions for the seawater reverse osmosis desalination and industrial wastewater treatment industries worldwide. The company operates through Water and Emerging Technologies segments. It offers a suite of products, including energy recovery devices, ...
More about ERII
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