COMMVAULT SYSTEMS INC — Director's Dealing 2013

Oct 16, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COMMVAULT SYSTEMS INC (CVLT)
CIK: 0001169561
Period of Report: 2013-10-14

Reporting Person: HAMMER N ROBERT (Director, Chairman, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-10-14	Common Stock	A	32321	—	Acquired	2466300	Direct
2013-10-15	Common Stock	F	5693	$82.75	Disposed	2460607	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-10-14	Options to Purchase Common Stock	$87.20	A	193929	Acquired	2023-10-14	Common Stock (193929)	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: This sale of common stock was made to satisfy certain tax withholding obligations resulting from the vesting of restricted stock units.

F4: Represents average sale price.

F5: 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.