COMMVAULT SYSTEMS INC

Ticker: CVLT CUSIP: 204166102 Class: COM

MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s Holding History (CIK: 0000912938)

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

Q4 2014

Shares 34,947 Value ($000) $1,806,410 Avg Close $48.05 Range $39.58 - $54.52

Q3 2014

Shares 32,585 Value ($000) $1,642 Avg Close $51.51 Range $45.20 - $56.17

Q2 2014

Shares 645,304 Value ($000) $31,730 Avg Close $53.83 Range $45.34 - $70.90

Q1 2014

Shares 1,129,032 Value ($000) $73,330,629 Avg Close $69.18 Range $61.28 - $77.51

Q4 2013

Shares 1,237,973 Value ($000) $92,677,135 Avg Close $78.27 Range $66.95 - $90.00

Q3 2013

Shares 1,026,066 Value ($000) $90,211,723 Avg Close $83.78 Range $74.77 - $89.71

Q2 2013

Shares 1,118,728 Value ($000) $84,900,268 Avg Close $73.63 Range $66.00 - $88.14

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2014	34,947	$1,806,410	$48.05	$39.58 - $54.52
Q3 2014	32,585	$1,642	$51.51	$45.20 - $56.17
Q2 2014	645,304	$31,730	$53.83	$45.34 - $70.90
Q1 2014	1,129,032	$73,330,629	$69.18	$61.28 - $77.51
Q4 2013	1,237,973	$92,677,135	$78.27	$66.95 - $90.00
Q3 2013	1,026,066	$90,211,723	$83.78	$74.77 - $89.71
Q2 2013	1,118,728	$84,900,268	$73.63	$66.00 - $88.14