Gilead Sciences Announces Expiration of Hart-Scott-Rodino Waiting Period for CymaBay Tender Offer

Gilead Sciences, Inc. (Nasdaq: GILD) today announced that the required waiting period under the Hart-Scott-Rodino Antitrust Improvements Act of 1976 (HSR Act) with respect to Gilead’s cash tender offer for CymaBay Therapeutics, Inc. expired at 11:59 p.m. on March 8, 2024.

On February 22, 2024, Gilead and CymaBay filed the Premerger Notification and Report Forms required under the HSR Act with the Federal Trade Commission and the Antitrust Division of the U.S. Department of Justice.

The expiration of the HSR waiting period satisfies one of the conditions to consummate the tender offer. Other conditions remain to be satisfied, including, among others, a minimum tender of shares of common stock of CymaBay representing a majority of the total number of outstanding shares of common stock of CymaBay. Unless the tender offer is extended, the offer and withdrawal rights will expire at one minute after 11:59 p.m., Eastern Time, on March 21, 2024.

About Gilead Sciences

Gilead Sciences, Inc. is a biopharmaceutical company that has pursued and achieved breakthroughs in medicine for more than three decades, with the goal of creating a healthier world for all people. The company is committed to advancing innovative medicines to prevent and treat life-threatening diseases, including HIV, viral hepatitis, COVID-19, and cancer. Gilead operates in more than 35 countries worldwide, with headquarters in Foster City, Calif.

Forward-Looking Statements

This communication contains forward-looking statements related to Gilead, CymaBay and the acquisition of CymaBay by Gilead that are subject to risks, uncertainties and other factors. All statements other than statements of historical fact are statements that could be deemed forward- looking statements, including all statements regarding: the intent, belief or current expectation of Gilead and CymaBay and members of their respective senior management teams. Forward- looking statements include, without limitation, statements regarding the transaction and related matters, prospective performance and opportunities, post-closing operations and the outlook for the companies’ businesses, including, without limitation, the ability of Gilead to advance CymaBay’s product pipeline, and successfully commercialize seladelpar; the possibility of unfavorable results from clinical trials; regulatory applications and related timelines; filings and approvals relating to the transaction; the expected timing of the completion of the transaction; the ability to complete the transaction considering the various closing conditions; difficulties or unanticipated expenses in connection with integrating the companies; and any assumptions underlying any of the foregoing. Investors are cautioned that any such forward-looking statements are not guarantees of future performance and involve risks and uncertainties and are cautioned not to place undue reliance on these forward-looking statements. Actual results may differ materially from those currently anticipated due to a number of risks and uncertainties. Risks and uncertainties that could cause the actual results to differ from expectations contemplated by forward-looking statements include: uncertainties as to the timing of the tender offer and merger; uncertainties as to how many of CymaBay’s stockholders will tender their stock in the offer; the possibility that competing offers will be made; the possibility that various closing conditions for the transaction may not be satisfied or waived, including that a governmental entity may prohibit, delay or refuse to grant approval for the consummation of the transaction; the effects of the transaction on relationships with employees, other business partners or governmental entities; the difficulty of predicting the timing or outcome of regulatory approvals or actions, if any; the impact of competitive products and pricing; other business effects, including the effects of industry, economic or political conditions outside of the companies’ control; transaction costs; actual or contingent liabilities; adverse impacts on business, operating results or financial condition in the future due to pandemics, epidemics or outbreaks; and other risks and uncertainties detailed from time to time in the companies’ periodic reports filed with the U.S. Securities and Exchange Commission (the “SEC”), including current reports on Form 8-K, quarterly reports on Form 10-Q and annual reports on Form 10-K, as well as the Schedule 14D-9 filed on February 23, 2024 by CymaBay and the Schedule TO and related tender offer documents filed on February 23, 2024 by Gilead and Pacific Merger Sub, Inc. (“Purchaser”), a wholly owned subsidiary of Gilead. All forward-looking statements are based on information currently available to Gilead and CymaBay, and Gilead and CymaBay assume no obligation and disclaim any intent to update any such forward-looking statements.