Item 1A. Risk Factors

There have been no material changes to the risk factors as previously disclosed in Part I, Item 1A of our Annual Report on Form 10-K for the year ended December 31, 2020.

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

(dollars in thousands, except per share data)

We had two share repurchase authorizations outstanding during the quarter ended September 30, 2021. On May 5, 2021 and August 4, 2021, we publicly announced that our Board of Directors authorized the repurchase of our outstanding common stock in one or more open market and/or privately negotiated transactions, up to an aggregate of $500,000 per each authorization. The repurchase authorizations do not have expiration dates. We repurchased the following shares of our common stock during the third quarter of 2021:


Period	Total Number of Shares Purchased	Average Price Paid per Share		Total Number of Shares Purchased as Part of Publicly Announced Plans or Programs	Approximate Dollar Value of Shares that May Yet Be Purchased Under the Plans or Programs
July 1 - 31, 2021	19,740	$	4,915.16	19,740	$	194,670
August 1 - 31, 2021	8,545	$	5,110.07	8,545	$	651,005
September 1 -30, 2021 (1)	51,335	$	5,021.87	51,335	$	393,207
Total	79,620	$	5,004.88	79,620

(1) Of the shares repurchased in September 2021, 29,888 shares were repurchased under the May 5, 2021 share repurchase authorization, which fully utilized the May authorization. The remaining 21,447 shares were repurchased under the August 4, 2021 share repurchase authorization.

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