COMMVAULT SYSTEMS INC

Ticker: CVLT CUSIP: 204166102 Class: COM

CLOUGH CAPITAL PARTNERS L P's Holding History (CIK: 0001276144)

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

Q4 2016

Shares 86,100 Value ($000) $4,426 Avg Close $53.63 Range $50.24 - $57.25

Q3 2016

Shares 84,700 Value ($000) $4,500 Avg Close $50.26 Range $41.86 - $53.84

Q2 2016

Shares 111,900 Value ($000) $4,833 Avg Close $44.11 Range $40.83 - $47.42

Q1 2016

Shares 14,135 Value ($000) $610 Avg Close $37.01 Range $29.41 - $43.74

Q4 2013

Shares 73,700 Value ($000) $5,517 Avg Close $78.27 Range $66.95 - $90.00

Q3 2013

Shares 79,900 Value ($000) $7,025 Avg Close $83.78 Range $74.77 - $89.71

Q2 2013

Shares 74,800 Value ($000) $5,677 Avg Close $73.63 Range $66.00 - $88.14

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2016	86,100	$4,426	$53.63	$50.24 - $57.25
Q3 2016	84,700	$4,500	$50.26	$41.86 - $53.84
Q2 2016	111,900	$4,833	$44.11	$40.83 - $47.42
Q1 2016	14,135	$610	$37.01	$29.41 - $43.74
Q4 2013	73,700	$5,517	$78.27	$66.95 - $90.00
Q3 2013	79,900	$7,025	$83.78	$74.77 - $89.71
Q2 2013	74,800	$5,677	$73.63	$66.00 - $88.14