SECURITIES

Schedule of certain debt securities from the available-for-sale category to the held-to-maturity category


	March 31, 2022
	Amortized
	Cost		Fair Value

	(dollars in thousands)
U.S. government agency	$	78,841	$	71,048
Mortgage-backed:
Agency residential		8,175		7,651
Agency commercial		27,834		25,432
Total	$	114,850	$	104,131

Schedule of gross unrealized losses and fair value of investments


	Investments in a Continuous Unrealized Loss Position
	Less than 12 Months				12 Months or More				Total
June 30, 2023	Unrealized Loss		Fair Value		Unrealized Loss		Fair Value		Unrealized Loss		Fair Value

Available-for-sale:	(dollars in thousands)
U.S. Treasury	$	—	$	—	$	(14,648)	$	155,140	$	(14,648)	$	155,140
U.S. government agency		(270)		7,973		(4,139)		44,451		(4,409)		52,424
Municipal		(723)		47,645		(28,503)		192,219		(29,226)		239,864
Mortgage-backed:
Agency residential		(1,305)		36,555		(17,615)		152,961		(18,920)		189,516
Agency commercial		(345)		13,093		(16,694)		117,701		(17,039)		130,794
Corporate		(1,994)		17,752		(3,928)		31,957		(5,922)		49,709
Total available-for-sale	$	(4,637)	$	123,018	$	(85,527)	$	694,429	$	(90,164)	$	817,447

The following table presents gross unrealized losses and fair value of debt securities, aggregated by category and length of time that individual debt securities have been in a continuous unrealized loss position, as of December 31, 2022:


	Investments in a Continuous Unrealized Loss Position
	Less than 12 Months				12 Months or More				Total
December 31, 2022	Unrealized Loss		Fair Value		Unrealized Loss		Fair Value		Unrealized Loss		Fair Value

Available-for-sale:	(dollars in thousands)
U.S. Treasury	$	(8,401)	$	92,445	$	(6,944)	$	62,070	$	(15,345)	$	154,515
U.S. government agency		(2,980)		47,370		(1,154)		7,787		(4,134)		55,157
Municipal		(10,906)		149,261		(21,283)		87,794		(32,189)		237,055
Mortgage-backed:
Agency residential		(8,332)		127,288		(9,908)		65,692		(18,240)		192,980
Agency commercial		(4,764)		62,672		(12,408)		70,216		(17,172)		132,888
Corporate		(2,594)		52,190		(1,364)		5,600		(3,958)		57,790
Total available-for-sale		(37,977)		531,226		(53,061)		299,159		(91,038)		830,385
Held-to-maturity:
U.S. government agency		(1,754)		15,751		(7,974)		62,945		(9,728)		78,696
Municipal		(314)		23,433		—		—		(314)		23,433
Mortgage-backed:
Agency residential		(4,039)		78,452		(2,431)		17,806		(6,470)		96,258
Agency commercial		(16,716)		103,298		(29,766)		158,501		(46,482)		261,799
Total held-to-maturity		(22,823)		220,934		(40,171)		239,252		(62,994)		460,186
Total debt securities	$	(60,800)	$	752,160	$	(93,232)	$	538,411	$	(154,032)	$	1,290,571

Schedule of equity securities with initial cost and carrying values of equity securities, with cumulative net unrealized gains and losses


	Readily		No Readily
	Determinable		Determinable
June 30, 2023	Fair Value		Fair Value

	(dollars in thousands)
Initial cost	$	3,142	$	2,578
Cumulative net unrealized gains (losses)		10		(303)
Carrying value	$	3,152	$	2,275


	Readily		No Readily
	Determinable		Determinable
December 31, 2022	Fair Value		Fair Value

	(dollars in thousands)
Initial cost	$	3,142	$	2,142
Cumulative net unrealized gains (losses)		(113)		(165)
Carrying value	$	3,029	$	1,977