ENERGY RECOVERY INC

Ticker: ERII CUSIP: 29270J100 Class: Common Stock

HSBC HOLDINGS PLC's Holding History (CIK: 0000873630)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 65,056 Value ($000) $874 Avg Close $15.16 Range $13.27 - $18.32

Q3 2025

Shares 31,504 Value ($000) $484 Avg Close $14.10 Range $12.54 - $15.47

Q1 2023

Shares 19,392 Value ($000) $441 Avg Close $21.96 Range $19.68 - $24.18

Q1 2021

Shares 34,828 Value ($000) $640 Avg Close $16.01 Range $13.45 - $20.25

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	65,056	$874	$15.16	$13.27 - $18.32
Q3 2025	31,504	$484	$14.10	$12.54 - $15.47
Q1 2023	19,392	$441	$21.96	$19.68 - $24.18
Q1 2021	34,828	$640	$16.01	$13.45 - $20.25