Item 1A. Risk Factors

Information about our most significant risk factors is contained in Item 1A. Risk Factors, of our Annual Report on Form 10-K for the fiscal year ended September 30, 2021. We believe that at March 31, 2022, there has been no material change to this information.

Item 2. Unregistered Sales of Equity Securities and Use of Proceeds

Share Repurchases

There were no purchases of shares of our common stock made by or on behalf of us during the three months ended March 31, 2022. On July 24, 2019, the Board of Directors authorized us to expend $1.0 billion to repurchase shares of our common stock. Our repurchase program allows us to repurchase shares at management’s discretion or at our broker’s discretion pursuant to a share repurchase plan subject to price and volume parameters. As of March 31, 2022, the maximum dollar value of shares that may yet be purchased under the program is $502,932,367. On May 2, 2022, the Board of Directors authorized us to expend an additional $1.0 billion to repurchase shares of our common stock.