Varian Medical Systems, Inc. announced the retirement of John Kuo, Senior Vice President, General Counsel and Corporate Secretary of the company effective May 22, 2020. In connection with his retirement, on May 24, 2020 the company and John Kuo entered into Separation Agreement setting forth the terms of his separation from the Company. This Form 8-K/A is being filed for the purpose of providing this information. Pursuant to the Separation Agreement, and subject to him complying with certain restrictive covenants, he will receive a payment of $579,272, and will remain eligible to earn a pro-rata bonus for fiscal year 2020, based on actual performance. In addition, his unvested equity awards will continue to vest following his departure, pursuant to the terms of his award agreements, which will be on pro-rata basis for certain awards and subject to the satisfaction of the applicable performance goals in the case of performance stock unit awards.