Results of Operations and Financial Condition On July 28, 2026, Commvault issued a press release announcing its results for its first fiscal quarter ended June 30, 2026. A copy of the press release is attached hereto as Exhibit 99.1. This information is being furnished pursuant to

Results of Operations and Financial Condition On April 28, 2026, Commvault issued a press release announcing its results for its fourth fiscal quarter ended March 31, 2026. A copy of the press release is attached hereto as Exhibit 99.1. This information is being furnished pursuant to

Chief Financial Officer — Gary Merrill: Gary Merrill was promoted to Chief Financial Officer from his previous role as Chief Commercial Officer.

Results of Operations and Financial Condition On January 27, 2026, Commvault issued a press release announcing its results for its third fiscal quarter ended December 31, 2025. A copy of the press release is attached hereto as Exhibit 99.1. This information is being furnished pursuant to

CFO — Jennifer DiRico: The resignation of the Chief Financial Officer is a significant loss of a senior executive, even with an interim structure in place.

Results of Operations and Financial Condition On October 28, 2025, Commvault issued a press release announcing its results for its second fiscal quarter ended September 30, 2025. A copy of the press release is attached hereto as Exhibit 99.1. This information is being furnished pursuant to

Director — Ms. Allison Pickens: Ms. Allison Pickens resigned to focus on her venture capital firm, with Mr. Geoff Haydon appointed as a new director.

Entry into a Material Definitive Agreement Indenture and Notes On September 5, 2025, Commvault Systems, Inc. (the “Company”) issued $900,000,000 aggregate principal amount of 0% Convertible Senior Notes due 2030 (the “Notes”). The Notes were issued pursuant to an Indenture, dated September 5, 2025 (the “Indenture”), between the Company and U.S. Bank Trust Company, National Association, as trustee (the “Trustee”). Pursuant to the purchase agreement between the Company and the representatives o…

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant The information set forth under

Unregistered Sales of Equity Securities The information set forth under

Other Events On September 2, 2025, Commvault Systems, Inc. (the “Company”) issued a press release announcing that the Company plans to commence, subject to market conditions and other factors, a private offering (the “Offering”) of $750 million aggregate principal amount of convertible senior notes due 2030 (the “Notes”) to persons reasonably believed to be qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933 (the “Securities Act”). A copy of the press release…

Results of Operations and Financial Condition On July 29, 2025, Commvault issued a press release announcing its results for its first fiscal quarter ended June 30, 2025. A copy of the press release is attached hereto as Exhibit 99.1. This information is being furnished pursuant to

Results of Operations and Financial Condition On April 29, 2025, Commvault issued a press release announcing its results for its fourth fiscal quarter ended March 31, 2025. A copy of the press release is attached hereto as Exhibit 99.1. This information is being furnished pursuant to

Entry into a Material Definitive Agreement On April 15, 2025, Commvault Systems, Inc. (the “Company”) refinanced its existing $100 million senior secured revolving credit facility and established a new five-year senior secured revolving credit facility that increases the Company’s total borrowing capacity to $300 million (the “Credit Facility”). The Credit Facility is evidenced by the credit agreement, dated as of April 15, 2025, by and among the Company, the lenders from time to time party t…

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant The information set forth in

Termination of a Material Definitive Agreement On April 15, 2025, upon entry into the Credit Agreement described in

Results of Operations and Financial Condition On January 28, 2025, Commvault issued a press release announcing its results for its third fiscal quarter ended December 31, 2024. A copy of the press release is attached hereto as Exhibit 99.1. This information is being furnished pursuant to

Results of Operations and Financial Condition On October 29, 2024, Commvault issued a press release announcing its results for its second fiscal quarter ended September 30, 2024. A copy of the press release is attached hereto as Exhibit 99.1. This information is being furnished pursuant to

Entry into a Material Definitive Agreement On October 2, 2024, Commvault Systems, Inc. ("Commvault") and Somerset Development, LLC entered into a Purchase and Sale Agreement (the "Agreement") for the sale of Commvault’s corporate headquarters located at One Commvault Way, Tinton Falls, New Jersey (the “Property”) for $36,000,000. Consummation of the sale is subject to customary closing conditions, with a closing expected in the second half of Commvault’s fiscal year. A copy of the Agreement i…

Regulation FD Disclosure On September 24, 2024, Commvault Systems, Inc. issued a press release announcing an acquisition of Clumio for approximately $47 million, subject to customary transaction adjustments. The information in this current report on Form 8-K and the exhibit attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed…

Results of Operations and Financial Condition On July 30, 2024, Commvault issued a press release announcing its results for its first fiscal quarter ended June 30, 2024. A copy of the press release is attached hereto as Exhibit 99.1. This information is being furnished pursuant to

CFO — Jennifer DiRico: The filing announces the appointment of an external candidate as CFO, which is a significant management change but not a departure of a sitting executive.

CFO — Gary Merrill: The CFO is being promoted to Chief Commercial Officer and will remain in the CFO role until a successor is appointed, representing an internal role change rather than a departure.

Results of Operations and Financial Condition On April 30, 2024, Commvault issued a press release announcing its results for its fourth fiscal quarter ended March 31, 2024. A copy of the press release is attached hereto as Exhibit 99.1. This information is being furnished pursuant to