RESULTS OF OPERATIONS AND FINANCIAL CONDITION The Exhibit 99.1 furnished herewith updates certain information presented in and replaces and supersedes the Original Earnings Release (the "Updated Earnings Release"). The Updated Earnings Release reflects (1) a reclassification of $157 million from "Other intangible assets, net" in the condensed consolidated balance sheet, with $90 million reclassified to "Operating lease right-of-use assets" and $67 million reclassified to "Other assets, net";…

RESULTS OF OPERATIONS AND FINANCIAL CONDITION On October 21, 2026, Crown Castle Inc. ("Company") issued a press release disclosing its financial results for the third quarter ended September 30, 2026. A copy of the press release is furnished herewith as Exhibit 99.1.

CFO — Sunit S. Patel: The filing discloses the planned retirement of the CFO with a named internal successor (Kristoffer Hinson) and the transition of the COO, representing an orderly succession rather than a sudden loss of leadership.

RESULTS OF OPERATIONS AND FINANCIAL CONDITION On July 22, 2026, Crown Castle Inc. ("Company") issued a press release disclosing its financial results for the second quarter ended June 30, 2026. A copy of the press release is furnished herewith as Exhibit 99.1.

REGULATION FD DISCLOSURE Effective May 1, 2026, the Board of Directors authorized a program to repurchase up to $1.0 billion of the Company's outstanding common stock ("Stock Repurchase Program"). The Stock Repurchase Program does not have a fixed expiration date and does not obligate the Company to acquire any specific number of shares. Repurchases may occur through open market or private transactions, including through plans complying with Rule 10b5‑1 or Rule 10b‑18 under the Exchange Act.…

ENTRY INTO A MATERIAL DEFINITIVE AGREEMENT On May 1, 2026, Crown Castle Inc., a Delaware corporation ("Company"), entered into a credit agreement ("New Credit Facility") with the lenders and issuing banks from time to time party thereto and JPMorgan Chase Bank N.A., as administrative agent. The New Credit Facility provides for an unsecured revolving credit facility having aggregate commitments of $4.5 billion and replaces the Existing Credit Agreement (as defined below). The New Credit Facili…

RESULTS OF OPERATIONS AND FINANCIAL CONDITION On May 1, 2026, the Company issued a press release updating the Company's outlook for full year 2026. A copy of the press release is furnished herewith as Exhibit 99.1 and is incorporated by reference herein.

COMPLETION OF ACQUISITION OR DISPOSITION OF ASSETS On May 1, 2026 ("Closing Date"), Crown Castle Inc. ("Company") completed the previously announced sale of the Company's fiber solutions business to Fiber Finco, LLC, a Delaware limited liability company ("Zayo Purchaser"), and its small cells business to Small Cells Holdco Inc., a Delaware corporation, referred to as Arium Networks (together with Zayo Purchaser, "Purchasers") for aggregate cash proceeds of $8.5 billion in cash, subject to cer…

Executive Vice President and Chief Operating Officer—Fiber — Christopher D. Levendos: Resigned to pursue an opportunity with Zayo.

TERMINATION OF A MATERIAL DEFINITIVE AGREEMENT On May 1, 2026, in connection with the effectiveness of the New Credit Facility, the Company terminated the commitments under the Credit Agreement dated as of January 21, 2016 (as amended, "Existing Credit Agreement"), among the Company, the lenders and issuing banks from time to time party thereto and JPMorgan Chase Bank, N.A., as administrative agent. The Company used a portion of the proceeds from the sale of the Company's fiber solutions busi…

CREATION OF A DIRECT FINANCIAL OBLIGATION OR AN OBLIGATION UNDER AN OFF-BALANCE SHEET ARRANGEMENT OF A REGISTRANT The information in

RESULTS OF OPERATIONS AND FINANCIAL CONDITION On April 22, 2026, Crown Castle Inc. ("Company") issued a press release disclosing its financial results for the first quarter ended March 31, 2026. A copy of the press release is furnished herewith as Exhibit 99.1.

Approval of the 2026 EMT Annual Incentive Plan for executive management team.

RESULTS OF OPERATIONS AND FINANCIAL CONDITION On February 4, 2026, Crown Castle Inc. ("Company") issued a press release disclosing its financial results for the fourth quarter and full year ended December 31, 2025. A copy of the press release is furnished herewith as Exhibit 99.1.

COSTS ASSOCIATED WITH EXIT OR DISPOSAL ACTIVITIES On February 4, 2026, the Company initiated a restructuring plan ("Plan") as part of the Company's efforts to enhance the efficiency and effectiveness of its towers business. The Plan primarily includes reducing the Company's tower and corporate employee headcount recorded in continuing operations (as reported in the Company's consolidated statement of operations) by approximately 20%. In connection with the Plan, the Company estimates it will…

RESULTS OF OPERATIONS AND FINANCIAL CONDITION On January 12, 2026, Crown Castle Inc. ("Company") issued a press release announcing that the Company delivered a notice of default and termination to DISH Wireless L.L.C. ("DISH") relating to the Company's Master Lease Agreement and related agreements with DISH. As indicated in the press release, the Company does not anticipate the exercise of its termination rights to impact the Company's financial results for full year 2025. The notice and rela…

RESULTS OF OPERATIONS AND FINANCIAL CONDITION On October 22, 2025, Crown Castle Inc. ("Company") issued a press release disclosing its financial results for the third quarter ended September 30, 2025. A copy of the press release is furnished herewith as Exhibit 99.1.

CEO — Christian H. Hillabrant: The filing discloses the appointment of a new external CEO and their concurrent election to the Board, which is a significant management change but not a departure.

OTHER EVENTS On August 4, 2025, the Company issued a press release announcing the appointment of Mr. Hillabrant as President and CEO. The August 4, 2025 press release is attached as Exhibit 99.1 to this Current Report on Form 8-K (“Form 8-K”) and is incorporated herein by reference. CAUTIONARY LANGUAGE REGARDING FORWARD-LOOKING STATEMENTS This Form 8-K contains forward-looking statements for purposes of the safe harbor provisions of The Private Securities Litigation Reform Act of 1995. Statem…

CEO — Christian H. Hillabrant: The filing announces the appointment of an external candidate, Christian H. Hillabrant, as the new President and CEO, succeeding the interim CEO in an orderly transition.

RESULTS OF OPERATIONS AND FINANCIAL CONDITION On July 23, 2025, Crown Castle Inc. ("Company") issued a press release disclosing its financial results for the second quarter ended June 30, 2025. A copy of the press release is furnished herewith as Exhibit 99.1.

RESULTS OF OPERATIONS AND FINANCIAL CONDITION On April 30, 2025, Crown Castle Inc. ("Company") issued a press release disclosing its financial results for the first quarter ended March 31, 2025. A copy of the press release is furnished herewith as Exhibit 99.1.

Director — Steven J. Moskowitz: The filing discloses the immediate resignation of a former CEO from the Board of Directors, which is a genuine departure of a senior figure but not a loss of a current operating executive.

Chief Information Officer — Edmond Chan: The filing discloses the departure of the Executive Vice President and Chief Information Officer, a senior executive role, without indicating a sudden crisis or termination for cause.

Director — Katherine Motlagh: The filing discloses the appointment of a new director to specific board committees, which is a routine administrative update to a previously announced board addition.