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Cliff Asness’s ERII Holdings & Trades

First Buy
Q3 2013
Duration Held
38 Quarters
Largest Add
Q3 2016
+160,397 Shares
Current Position
16,177 Shares
$218,228 Value

Cliff Asness's ERII Position Overview

Cliff Asness (via Aqr Capital Management LLC) currently holds 16,177 shares of Energy Recovery, Inc. (ERII) worth $218,228, representing 0.00% of the portfolio. First purchased in 2013-Q3, this long-term strategic position has been held for 38 quarters.

Based on 13F filings, Cliff Asness has maintained a strategic position in ERII, demonstrating sustained confidence in this investment. Largest addition occurred in Q3 2016, adding 160,397 shares. Largest reduction occurred in Q1 2017, reducing 89,548 shares.

Analysis based on 13F filings available since 2013 Q2

Cliff Asness's Energy Recovery (ERII) Holding Value Over Time

Track share changes against reported price movement

Quarterly Energy Recovery (ERII) Trades by Cliff Asness

Report Date Bought/Sold (Sh.) % Change Qtr. End Shares Reported Price
Q4 2025 -9,547 Reduce 37.11% 16,177 $13.49
Q3 2025 +4,452 Add 20.93% 25,724 $15.42
Q2 2025 +7,881 Add 58.85% 21,272 $12.78
Q1 2025 -74,352 Reduce 84.74% 13,391 $15.89
Q4 2024 -47,175 Reduce 34.97% 87,743 $14.70
Q3 2024 +122,920 Add 1024.50% 134,918 $17.39
Q2 2024 +1,986 Add 19.84% 11,998 $13.29
Q1 2024 +10,012 New Buy 10,012 $15.79
Q4 2023 -18,666 Sold Out 0 $0.00
Q3 2023 -6,856 Reduce 26.86% 18,666 $21.21
Q2 2023 +2,074 Add 8.85% 25,522 $27.95
Q1 2023 +2,234 Add 10.53% 23,448 $23.05
Q4 2022 +1,332 Add 6.70% 21,214 $20.49
Q3 2022 +9 Add 0.05% 19,882 $21.73
Q2 2022 +580 Add 3.01% 19,873 $19.42
Q1 2022 -5,928 Reduce 23.50% 19,293 $20.16
Q4 2021 +3,497 Add 16.10% 25,221 $21.49
Q3 2021 +4,168 Add 23.74% 21,724 $19.01
Q2 2021 +17,556 New Buy 17,556 $22.78
Q3 2020 -13,179 Sold Out 0 $0.00
Q4 2019 +13,179 New Buy 13,179 $9.79
Q4 2017 -43,247 Sold Out 0 $0.00
Q3 2017 -76,622 Reduce 63.92% 43,247 $7.91
Q2 2017 -67,675 Reduce 36.08% 119,869 $8.29
Q1 2017 -89,548 Reduce 32.32% 187,544 $8.32
Q4 2016 +32,067 Add 13.09% 277,092 $10.35
Q3 2016 +160,397 Add 189.53% 245,025 $15.98
Q2 2016 +84,628 New Buy 84,628 $8.89
Q2 2015 -14,800 Sold Out 0 $0.00
Q1 2015 -4,600 Reduce 23.71% 14,800 $2.57
Q4 2014 -16,400 Reduce 45.81% 19,400 $5.26
Q3 2014 -16,500 Reduce 31.55% 35,800 $3.55
Q4 2013 +18,400 Add 54.28% 52,300 $5.56
Q3 2013 +33,900 New Buy 33,900 $7.26

Cliff Asness's Energy Recovery Investment FAQs

Cliff Asness first purchased Energy Recovery, Inc. (ERII) in Q3 2013, acquiring 33,900 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.

Cliff Asness has held Energy Recovery, Inc. (ERII) for 38 quarters since Q3 2013.

Cliff Asness's largest addition to Energy Recovery, Inc. (ERII) was in Q3 2016, adding 245,025 shares worth $3.92 M.

According to the latest 13F filing for Q4 2025, Cliff Asness's firm, Aqr Capital Management LLC, owns 16,177 shares of Energy Recovery, Inc. (ERII), valued at approximately $218,228.

As of the Q4 2025 filing, Energy Recovery, Inc. (ERII) represents approximately 0.00% of Cliff Asness's publicly disclosed stock portfolio, making it one of their key holdings.

Cliff Asness's peak holding in Energy Recovery, Inc. (ERII) was 277,092 shares, as reported at the end of Q4 2016.