Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2021

Earnings Per Share [Abstract]

Earnings Per Share, Basic and Diluted

The computation of earnings per share is as follows:

	Year Ended December 31,
	2021		2020		2019
	(dollars and share data in thousands, except per share data)
Net income (loss)	$	303,991	207,064		$	55,870
Net income (loss) attributable to non-controlling interests in consolidated subsidiaries and investment funds	8,380		(9,299)		31,239
Net income (loss) attributable to Cowen Inc.	295,611		216,363		24,631
Preferred stock dividends	6,792		6,792		6,792
Net income (loss) attributable to Cowen Inc. common stockholders	$	288,819	$	209,571	$	17,839
Shares for basic and diluted calculations:
Weighted average shares used in basic computation	27,721		27,790		29,525
Performance based restricted stock	755		—		—
Contingently issuable common stock in connection with acquisitions	—		85		26
December 2022 Convertible Notes	1,404		—		—
Restricted stock	2,748		1,644		1,735
Weighted average shares used in diluted computation	32,628		29,519		31,286
Earnings (loss) per share:
Basic	$	10.42	$	7.54	$	0.60
Diluted	$	8.85	$	7.10	$	0.57