ENERGY RECOVERY INC

Ticker: ERII CUSIP: 29270J100 Class: Common Stock

Riggs Asset Managment Co. Inc.'s Holding History (CIK: 0001601348)

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

Q3 2022

Shares 410 Value ($000) $9 Avg Close $22.52 Range $18.74 - $26.20

Q2 2022

Shares 417 Value ($000) $8 Avg Close $19.40 Range $16.92 - $21.97

Q1 2022

Shares 503 Value ($000) $10 Avg Close $19.47 Range $17.84 - $22.09

Q4 2021

Shares 498 Value ($000) $11 Avg Close $20.92 Range $18.50 - $24.99

Q3 2021

Shares 13 Value ($000) $0 Avg Close $20.30 Range $17.94 - $23.69

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2022	410	$9	$22.52	$18.74 - $26.20
Q2 2022	417	$8	$19.40	$16.92 - $21.97
Q1 2022	503	$10	$19.47	$17.84 - $22.09
Q4 2021	498	$11	$20.92	$18.50 - $24.99
Q3 2021	13	$0	$20.30	$17.94 - $23.69