
	Year Ended December 31,
	2022			2021
	Number of Shares	Weighted Average Grant Date Fair Value		Number of Shares	Weighted Average Grant Date Fair Value
Nonvested RSUs, beginning of period	315,529	$	26.71	—	$	—
Granted (1)	7,850	30.50		315,529	26.71
Vested	(151,341)	26.33		—	—
Forfeited	(1,725)	34.00		—	—
Nonvested RSUs, end of period (2)	170,313	$	27.15	315,529	$	26.71

1.RSUs granted in January 2022 had an aggregate grant date fair value of $0.2 million and vest equally each month for thirty months. RSUs granted in April 2021 had an aggregate grant date fair value of $1.4 million and vest 25% on each of the following dates: May 27, 2022, September 3, 2022, September 3, 2023, and September 3, 2024. RSUs granted in October 2021 had an aggregate grant date fair value of $7.0 million and one-third vest on each of the following dates: November 21, 2022, October 1, 2023, and October 1, 2024.

2.The aggregate compensation cost related to nonvested RSUs not yet recognized as of December 31, 2022 was $4.2 million with a weighted average remaining service period of 1.2 years.

The tables below summarizes activity pertaining to outstanding stock options during the periods presented:


	Year Ended December 31,
	2022			2021
	Number of Shares	Weighted Average Exercise Price		Number of Shares	Weighted Average Exercise Price
Outstanding stock options, beginning of period	361,418	$	45.00	—	$	—
Granted (1)	13,416	45.00		361,418	45.00
Exercised	(55,668)	45.00		—	—
Forfeited or expired	—	—		—	—
Outstanding stock options, end of period (2) (4)	319,166	$	45.00	361,418	$	45.00
Exercisable stock options, end of period (3) (4)	108,755	$	45.00	—	$	—

1.Stock options granted in January 2022 had an aggregate grant date fair value of $0.1 million and 100% vest on the first anniversary of the grant date. Stock options granted in October 2021 had an aggregate grant date fair value of $4.1 million and and one-third vest on each of the following dates: October 1, 2022, October 1, 2023, and October 1, 2024.

2.Stock options outstanding as of December 31, 2022 had a weighted average remaining contractual term of 3.7 years and an aggregate intrinsic value of $4.1 million. The aggregate compensation cost related to outstanding options not yet recognized as of December 31, 2022 was $2.7 million with a weighted average remaining service period of 1.2 years.

3.Stock options exercisable as of December 31, 2022 had a weighted average remaining contractual term of 3.8 years and an aggregate intrinsic value of $1.4 million.

4.On January 6, 2023, in accordance with the provisions allowed under the LTIP, the Compensation Committee adjusted the exercise price of all outstanding stock options to $35.00 per share effective January 31, 2023 to account for the special dividend paid on that date.