COMMVAULT SYSTEMS INC — Director's Dealing 2011

Jan 18, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COMMVAULT SYSTEMS INC (CVLT)
CIK: 0001169561
Period of Report: 2011-01-14

Reporting Person: CAROLAN BRIAN (VP Finance and CAO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-01-14	Common Stock	A	1532	—	Acquired	16834	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-01-14	Options to Purchase Common Stock	$30.26	A	6897	Acquired	2021-01-14	Common Stock (6897)	Direct

Footnotes

F1: The common stock is being granted as restricted stock units and are subject to a 4-year vesting schedule, as follows: 25% on the first anniversary of the grant with the remaining portion vesting in equal quarterly installments thereafter.

F2: Not applicable.

F3: The options to purchase common stock are subject to a 4-year vesting schedule, as follows: 25% on the first anniversary of the grant with the remaining options vesting in equal quarterly installments thereafter.