Put Options Transactions Made in Q3 2025 in Energy Recovery, Inc. (ERII)
This table provides information about the institutional ownership of Energy Recovery, Inc. (ERII) during Q3 2025. The information is specifically focused on institutions that hold put options of Energy Recovery, Inc..
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 14, 2025
Q3 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
PUT |
100+ 0.37% |
$1.27K - $1.54K
|
27K
$393K
|
|
|
Nov 14, 2025
Q3 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
SELL
|
PUT |
-3.2K- 8.53% |
$40.7K - $49.3K
|
34.3K
$499K
|