Earnings per share (Tables)

6 Months Ended

Jun. 30, 2023

Schedule of computations of basic and diluted earnings per share

The computation of basic and diluted EPS for the three and six months ended June 30, 2023 and 2022 were as follows:


	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
Net income (loss) for the computation of basic EPS	$	492,894	$	339,826	$	924,999	$	(1,661,004)
Weighted average ordinary shares outstanding—basic	231,318,582		240,367,450		235,321,261		240,008,449
Basic EPS	$	2.13	$	1.41	$	3.93	$	(6.92)

	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
Net income (loss) for the computation of diluted EPS	$	492,894	$	339,826	$	924,999	$	(1,661,004)
Weighted average ordinary shares outstanding—diluted	232,866,512		242,264,561		237,204,222		240,008,449
Diluted EPS	$	2.12	$	1.40	$	3.90	$	(6.92)

Schedule of computation of ordinary shares outstanding, excluding unvested restricted stock

The computations of ordinary shares outstanding, excluding shares of unvested restricted stock, as of June 30, 2023 and December 31, 2022 were as follows:


	June 30, 2023	December 31, 2022
	Number of ordinary shares
Ordinary shares issued	250,347,345	250,347,345
Treasury shares	(17,841,852)	(4,416,070)
Ordinary shares outstanding	232,505,493	245,931,275
Shares of unvested restricted stock	(4,233,182)	(4,837,602)
Ordinary shares outstanding, excluding shares of unvested restricted stock	228,272,311	241,093,673