Other Events. As previously announced, on February 4, 2026, Silicon Laboratories Inc., a Delaware corporation (“ Silicon Labs ”), entered into an Agreement and Plan of Merger (as it may be amended, supplemented or modified from time to time, the “ Merger Agreement ”) with Texas Instruments Incorporated, a Delaware corporation (“ Texas Instruments ”), and Caldwell Merger Corp., a Delaware corporation and wholly owned direct subsidiary of Texas Instruments (“ Merger Sub ”), pursuant to which Me…

Results of Operations and Financial Condition On May 5, 2026, Silicon Laboratories Inc. (“Silicon Laboratories”) issued a press release announcing its results of operations for its fiscal quarter ended April 4, 2026. A copy of the press release is attached as Exhibit 99 to this report.

Entry into a Material Definitive Agreement. Agreement and Plan of Merger On February 4, 2026, Silicon Laboratories Inc., a Delaware corporation (the “ Company ”), entered into an Agreement and Plan of Merger (the “ Merger Agreement ”) with Texas Instruments Incorporated, a Delaware corporation (“ Parent ”), and Caldwell Merger Corp., a Delaware and wholly-owned direct subsidiary of Parent (“ Merger Subsidiary ”), pursuant to which Merger Subsidiary will merge with and into the Company (the “…

Results of Operations and Financial Condition On February 4, 2026, Silicon Laboratories Inc. (“Silicon Laboratories”) issued a press release announcing its results of operations for its fiscal year and quarter ended January 3, 2026. A copy of the press release is attached as Exhibit 99 to this report.

Results of Operations and Financial Condition On November 4, 2025, Silicon Laboratories Inc. (“Silicon Laboratories”) issued a press release announcing its results of operations for its fiscal quarter ended October 4, 2025. A copy of the press release is attached as Exhibit 99 to this report.

Results of Operations and Financial Condition On August 5, 2025, Silicon Laboratories Inc. (“Silicon Laboratories”) issued a press release announcing its results of operations for its fiscal quarter ended July 5, 2025. A copy of the press release is attached as Exhibit 99 to this report.

Results of Operations and Financial Condition On May 13, 2025, Silicon Laboratories Inc. (“Silicon Laboratories”) issued a press release announcing its results of operations for its fiscal quarter ended April 5, 2025. A copy of the press release is attached as Exhibit 99 to this report.

Changes in Registrant's Certifying Accountant (a) Dismissal of Independent Registered Public Accounting Firm On March 3, 2025, the Audit Committee of the Board of Directors of Silicon Laboratories Inc. (the “Company”), after a proposal process with several qualified audit firms, approved the decision to change its independent registered public accounting firm and dismissed Ernst & Young LLP (“Ernst & Young”) as its independent registered public accounting firm. The reports of Ernst & Young on…

Results of Operations and Financial Condition On February 4, 2025, Silicon Laboratories Inc. (“Silicon Laboratories”) issued a press release announcing its results of operations for its fiscal quarter ended December 28, 2024. A copy of the press release is attached as Exhibit 99 to this report.

Results of Operations and Financial Condition On November 4, 2024, Silicon Laboratories Inc. (“Silicon Laboratories”) issued a press release announcing its results of operations for its fiscal quarter ended September 28, 2024. A copy of the press release is attached as Exhibit 99 to this report.

Results of Operations and Financial Condition On July 24, 2024, Silicon Laboratories Inc. (“Silicon Laboratories”) issued a press release announcing its results of operations for its fiscal quarter ended June 29, 2024. A copy of the press release is attached as Exhibit 99 to this report.

CEO — Matt Johnson: The filing discloses the renewal of standard severance agreements for existing executives, which is a compensatory arrangement rather than a change in personnel or management departure.

Senior Vice President — Robert Conrad: The filing announces the external hire of Robert Conrad as SVP of Worldwide Operations and the transition of the incumbent, Sandeep Kumar, to a non-executive advisory role, which is a planned succession rather than a sudden loss of an executive.

Results of Operations and Financial Condition On April 24, 2024, Silicon Laboratories Inc. (“Silicon Laboratories”) issued a press release announcing its results of operations for its fiscal quarter ended March 30, 2024. A copy of the press release is attached as Exhibit 99 to this report.