COMMVAULT SYSTEMS INC — Director's Dealing 2025

May 20, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COMMVAULT SYSTEMS INC (CVLT)
CIK: 0001169561
Period of Report: 2025-05-15

Reporting Person: DiRico Jennifer Leigh (Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-05-15	Common Stock	A	10992	—	Acquired	50571	Direct
2025-05-15	Common Stock	A	8244	—	Acquired	58815	Direct
2025-05-15	Common Stock	A	8244	—	Acquired	67059	Direct
2025-05-16	Common Stock	A	4144	—	Acquired	71203	Direct

Footnotes

F1: The common stock is being granted as restricted stock units and is subject to a 3-year vesting schedule, as follows: 1/3 on the first anniversary of the grant with the remaining portion vesting in equal quarterly installments thereafter.

F2: The common stock is being granted as performance share units (PSUs), 1/3 of which will vest, on each of the first, second and third anniversaries of the grant date of the award, if on such dates the Company's total shareholder return satisfies specified benchmarks relative to Russell 3000 index.

F3: The common stock is being granted as performance share units (PSUs) which will vest over a three year period based on the Company's achievement of certain financial performance metrics.

F4: Represents additional shares issued in connection with the Company's total shareholder return for fiscal year 2025 satisfying specified benchmarks relative to the Russell 3000 index pursuant to the terms of an award granted on August 15, 2024.