Item 4. CONTROLS AND PROCEDURES

Disclosure Controls and Procedures

In order to ensure that the information we must disclose in our filings with the Commission is recorded, processed, summarized and reported on a timely basis, we have formalized our disclosure controls and procedures. Our principal executive officer and principal financial officer have reviewed and evaluated the effectiveness of our disclosure controls and procedures, as defined in Exchange Act Rule 13a-15(e) as of September 30, 2021. Based on such evaluation, such officers have concluded that, as of September 30, 2021, our disclosure controls and procedures were effective.

PART II – OTHER INFORMATION

ITEM 2. UNREGISTERED SALES OF EQUITY SECURITIES AND USE OF PROCEEDS

Issuer Purchases of Equity Securities

The following table presents information related to our repurchases of Class A common stock during the third quarter of 2021:



	Total			Total Number of Shares	Approximate Dollar Value
	Number	Average		Purchased as Part of	of Shares that May Yet Be
	of Shares	Price Paid		Publicly Announced	Purchased Under the
Period	Purchased	Per Share		Plans or Programs (1)	Plans or Programs

7/1/2021 - 7/31/2021	—	$	—	—	$	475,132,492
8/1/2021 - 8/31/2021	158,055	$	347.27	158,055	$	420,245,455
9/1/2021 - 9/30/2021	282,219	$	337.02	282,219	$	325,132,548
Total	440,274	$	340.70	440,274	$	325,132,548

(1)Our Board of Directors authorizes us to purchase, from time to time, outstanding Class A common stock through open market repurchases in compliance with Rule 10b-18 under the Exchange Act, and/or in privately negotiated transactions at management’s discretion based on market and business conditions, applicable legal requirements, and other factors. Once authorized, the repurchase plan has no time deadline and will continue until otherwise modified or terminated by our Board of Directors at any time in its sole discretion. Shares repurchased are retired.

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