Stockholders' Equity

9 Months Ended

Sep. 30, 2018

Stockholders' Equity.

Stockholders' Equity

Note 15—Stockholders’ Equity

In June 2017, the Company’s board of directors authorized a stock repurchase program (“Repurchase Program”) under which the Company may repurchase up to $50 million of its outstanding Class A common stock.

The following table summarizes the Company’s stock repurchase activity:

	Quarter ended September 30,				Nine months ended September 30,					Cumulative
	2018		2017		2018		2017			total (1)
	(in thousands)
Shares of Class A common stock repurchased		—		505		236		505		741
Cost of shares of Class A common stock repurchased	$	—	$	8,599	$	4,826	$	8,599	$	13,425

(1) Amounts represent the total shares of Class A common stock repurchased under the Repurchase Program through September 30, 2018.

The shares of repurchased Class A common stock were canceled upon settlement of the repurchase transactions and returned to the authorized but unissued common stock pool.