Assenagon Asset Management S.A. Energy Recovery, Inc. Transaction History

Assenagon Asset Management S.A.

$65.1 Billion
Q3 2025

A detailed history of Assenagon Asset Management S.A. transactions in Energy Recovery, Inc. stock. As of the latest transaction made, Assenagon Asset Management S.A. holds 212,541 shares of ERII stock, worth $3.62 Million. This represents 0.01% of its overall portfolio holdings.

Number of Shares

212,541

Previous 208,171 2.1%

Holding current value

$3.62 Million

Previous $2.66 Million 23.2%

% of portfolio

0.01%

Previous 0.0%

15 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Oct 07, 2025	BUY	$12.72 - $15.42 $55,586 - $67,385	4,370 Added 2.1%	212,541 $3.28 Million
Q2 2025 Jul 11, 2025	BUY	$11.37 - $15.97 $696,571 - $978,386	61,264 Added 41.7%	208,171 $2.66 Million
Q1 2025 Apr 15, 2025	SELL	$14.06 - $16.83 $51,347 - $61,463	-3,652 Reduced 2.43%	146,907 $2.33 Million
Q4 2024 Jan 14, 2025	BUY	$14.66 - $19.93 $180,757 - $245,736	12,330 Added 8.92%	150,559 $2.21 Million
Q3 2024 Oct 23, 2024	SELL	$12.6 - $18.23 $506,797 - $733,247	-40,222 Reduced 22.54%	138,229 $2.4 Million
Q2 2024 Jul 18, 2024	BUY	$12.37 - $15.87 $267,142 - $342,728	21,596 Added 13.77%	178,451 $2.37 Million
Q1 2024 Apr 24, 2024	BUY	$14.04 - $18.88 $560,771 - $754,086	39,941 Added 34.16%	156,855 $2.48 Million
Q4 2023 Jan 17, 2024	BUY	$14.16 - $20.84 $374,532 - $551,218	26,450 Added 29.24%	116,914 $2.2 Million
Q3 2023 Nov 06, 2023	BUY	$20.68 - $30.61 $167,508 - $247,941	8,100 Added 9.83%	90,464 $1.92 Million
Q2 2023 Jul 25, 2023	SELL	$21.98 - $29.42 $193,687 - $259,249	-8,812 Reduced 9.66%	82,364 $2.3 Million
Q1 2023 Apr 18, 2023	BUY	$19.8 - $23.89 $111,533 - $134,572	5,633 Added 6.58%	91,176 $2.1 Million
Q4 2022 Jan 12, 2023	BUY	$17.65 - $26.17 $112,395 - $166,650	6,368 Added 8.04%	85,543 $1.75 Million
Q3 2022 Oct 27, 2022	SELL	$19.04 - $26.02 $277,089 - $378,669	-14,553 Reduced 15.53%	79,175 $1.72 Million
Q2 2022 Jul 27, 2022	BUY	$17.16 - $21.57 $220,385 - $277,023	12,843 Added 15.88%	93,728 $1.82 Million
Q1 2022 Apr 25, 2022	BUY	$18.4 - $21.78 $1.49 Million - $1.76 Million	80,885 New	80,885 $1.63 Million

Others Institutions Holding ERII

# of Institutions

201

Shares Held

45M

Call Options Held

84.7K

Put Options Held

64.4K

View Full List

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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Assenagon Asset Management S.A. Energy Recovery, Inc. Transaction History