WELLINGTON MANAGEMENT GROUP LLP - ENERGY RECOVERY INC ownership

ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 180 filers reported holding ENERGY RECOVERY INC in Q3 2023. The put-call ratio across all filers is 0.48 and the average weighting 0.2%.

Quarter-by-quarter ownership
WELLINGTON MANAGEMENT GROUP LLP ownership history of ENERGY RECOVERY INC
ValueSharesWeighting
Q3 2023$3,196,219
-24.3%
150,694
-0.2%
0.00%0.0%
Q2 2023$4,221,736
+77.7%
151,046
+46.5%
0.00%
Q1 2023$2,375,948
+12.3%
103,078
-0.2%
0.00%
Q4 2022$2,115,839
-10.0%
103,262
-4.5%
0.00%
-100.0%
Q3 2022$2,351,000
+14.5%
108,154
+2.3%
0.00%
Q2 2022$2,054,000
-15.1%
105,765
-11.9%
0.00%
Q1 2022$2,419,000
+1.9%
120,097
+8.7%
0.00%
Q4 2021$2,374,000
+10.3%
110,451
-2.4%
0.00%
Q3 2021$2,152,000
-15.5%
113,134
+1.2%
0.00%
Q2 2021$2,546,000
+43.3%
111,773
+15.4%
0.00%
Q1 2021$1,777,000
-17.9%
96,865
-39.0%
0.00%
Q4 2020$2,165,000
+84.9%
158,702
+11.1%
0.00%
Q3 2020$1,171,000
+6.6%
142,818
-1.3%
0.00%
Q2 2020$1,099,000
+35.5%
144,690
+48.5%
0.00%
Q1 2017$811,000
-52.3%
97,409
-40.7%
0.00%
Q4 2016$1,699,000
+42.7%
164,131
+120.2%
0.00%
Q3 2016$1,191,000
+139.6%
74,531
+33.2%
0.00%
Q2 2016$497,00055,9640.00%
Other shareholders
ENERGY RECOVERY INC shareholders Q3 2023
NameSharesValueWeighting ↓
Trigran Investments, Inc. 5,520,408$41,928,0008.21%
Avenir Corp 1,576,727$11,975,0001.36%
ELKHORN PARTNERS LIMITED PARTNERSHIP 69,000$524,0000.41%
683 Capital Management, LLC 520,000$3,950,0000.32%
FNY Investment Advisers, LLC 50,007$379,0000.22%
Monarch Partners Asset Management LLC 107,324$815,0000.20%
ESSEX INVESTMENT MANAGEMENT CO LLC 141,552$1,075,0000.18%
HEARTLAND ADVISORS INC 168,943$1,283,0000.11%
Redmond Asset Management, LLC 31,041$236,0000.10%
NJ State Employees Deferred Compensation Plan 59,000$448,0000.08%
View complete list of ENERGY RECOVERY INC shareholders