ADVANCED DRAIN SYS INC DEL

Ticker: WMS CUSIP: 00790R104 Class: EQTY

PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.'s Holding History (CIK: 0001166152)

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

Q4 2021

Shares 3,100 Value ($000) $422 Avg Close $120.63 Range $103.55 - $135.47

Q3 2021

Shares 3,100 Value ($000) $335 Avg Close $112.78 Range $100.66 - $122.45

Q2 2021

Shares 3,100 Value ($000) $361 Avg Close $108.72 Range $98.00 - $115.49

Q1 2021

Shares 3,100 Value ($000) $321 Avg Close $95.61 Range $78.58 - $111.34

Q4 2020

Shares 3,100 Value ($000) $259 Avg Close $69.24 Range $59.81 - $82.51

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	3,100	$422	$120.63	$103.55 - $135.47
Q3 2021	3,100	$335	$112.78	$100.66 - $122.45
Q2 2021	3,100	$361	$108.72	$98.00 - $115.49
Q1 2021	3,100	$321	$95.61	$78.58 - $111.34
Q4 2020	3,100	$259	$69.24	$59.81 - $82.51