Assenagon Asset Management
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Assenagon Asset Management’s Energy Recovery ERII Stock Holding History

Assenagon Asset Management’s Portfolio ERII Stock Details ERII Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-220,116
Closed -$2.97M – 1142
2025
Q4 		$2.97M Buy
220,116
+7,575
+4% +$115K ﹤0.01% 769
2025
Q3 		$3.28M Buy
212,541
+4,370
+2% +$61.6K ﹤0.01% 709
2025
Q2 		$2.66M Buy
208,171
+61,264
+42% +$830K ﹤0.01% 716
2025
Q1 		$2.33M Sell
146,907
-3,652
-2% -$55.6K ﹤0.01% 718
2024
Q4 		$2.21M Buy
150,559
+12,330
+9% +$211K ﹤0.01% 918
2024
Q3 		$2.4M Sell
138,229
-40,222
-23% -$635K ﹤0.01% 895
2024
Q2 		$2.37M Buy
178,451
+21,596
+14% +$298K 0.01% 842
2024
Q1 		$2.48M Buy
156,855
+39,941
+34% +$636K 0.01% 807
2023
Q4 		$2.2M Buy
116,914
+26,450
+29% +$491K 0.01% 887
2023
Q3 		$1.92M Buy
90,464
+8,100
+10% +$216K 0.01% 859
2023
Q2 		$2.3M Sell
82,364
-8,812
-10% -$220K 0.01% 722
2023
Q1 		$2.1M Buy
91,176
+5,633
+7% +$124K 0.01% 816
2022
Q4 		$1.75M Buy
85,543
+6,368
+8% +$139K 0.01% 854
2022
Q3 		$1.72M Sell
79,175
-14,553
-16% -$328K 0.01% 761
2022
Q2 		$1.82M Buy
93,728
+12,843
+16% +$249K 0.01% 867
2022
Q1 		$1.63M Buy
+80,885
New +$1.57M ﹤0.01% 917

Other funds holding ERII

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return
Amundi
Amundi Paris, France $416B AUM 44.19% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Fidelity International
Fidelity International Hamilton, Bermuda $139B AUM 29.06% 1-Year Est. Return
Legal & General Group
Legal & General Group London, United Kingdom $480B AUM 42.84% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Assenagon Asset Management's ERII Position: Q1 2026 in Review

Assenagon Asset Management sold out of Energy Recovery (ERII) in Q1 2026, closing a stake of 220,116 shares — an estimated $2.97M sold.

Assenagon Asset Management first reported a position in ERII in Q1 2022 and held it in 16 quarters. The position peaked at $3.28M in Q3 2025. 197 funds tracked by Wall St. Rank hold ERII as of Q1 2026.

  • Assenagon Asset Management reported no remaining Energy Recovery position as of Q1 2026 after selling out during the quarter.
  • Assenagon Asset Management sold 220,116 Energy Recovery shares in Q1 2026, an estimated $2.97M.
  • Assenagon Asset Management first reported a position in Energy Recovery in Q1 2022 and held it in 16 quarters.
  • Assenagon Asset Management's Energy Recovery position peaked at $3.28M in Q3 2025.
  • 197 funds tracked by Wall St. Rank held Energy Recovery as of Q1 2026.

Based on Assenagon Asset Management's 13F filing for Q1 2026, filed 20 Apr 2026.