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Note 3 - Investment Securities (Tables)

3 Months Ended

Mar. 31, 2025

Notes Tables

Marketable Securities [Table Text Block]

						Gross				Gross
		Amortized				Unrealized				Unrealized				Fair
(In thousands)		Cost				Gains				Losses				Value
March 31, 2025
Securities available for sale:
Agency mortgage-backed securities		$	78,033			$	106			$	6,938			$	71,201
Agency CMO			64,236				502				222				64,516
Agency notes and bonds			111,629				18				3,632				108,015
Treasury notes and bonds			16,828				-				135				16,693
Municipal obligations			146,525				396				15,628				131,293
Total securities available for sale		$	417,251			$	1,022			$	26,555			$	391,718
Securities held to maturity:
Other debt securities:
Corporate notes		$	7,000			$	-			$	2,409			$	4,591
Total securities held to maturity		$	7,000			$	-			$	2,409			$	4,591
December 31, 2024
Securities available for sale:
Agency mortgage-backed securities		$	76,295			$	-			$	8,354			$	67,941
Agency CMO			47,821				197				500				47,518
Agency notes and bonds			122,834				6				4,760				118,080
Treasury notes and bonds			21,803				-				254				21,549
Municipal obligations			150,182				171				16,198				134,155
Total securities available for sale		$	418,935			$	374			$	30,066			$	389,243
Securities held to maturity:
Other debt securities:
Corporate notes		$	7,000			$	-			$	2,409			$	4,591
Total securities held to maturity		$	7,000			$	-			$	2,409			$	4,591

Investments Classified by Contractual Maturity Date [Table Text Block]

		Securities Available for Sale								Securities Held to Maturity
		Amortized				Fair				Amortized				Fair
		Cost				Value				Cost				Value
(In thousands)
Due in one year or less		$	69,148			$	67,850			$	-			$	-
Due after one year through five years			77,427				73,803				-				-
Due after five years through ten years			61,762				55,648				2,000				1,324
Due after ten years			66,645				58,700				5,000				3,267
			274,982				256,001				7,000				4,591
Mortgage-backed securities and CMO			142,269				135,717				-				-
		$	417,251			$	391,718			$	7,000			$	4,591

Unrealized Gain (Loss) on Investments [Table Text Block]

		Number of								Gross
		Investment				Fair				Unrealized
		Positions				Value				Losses
(Dollars in thousands)
March 31, 2025:
Securities available for sale:
Continuous loss position less than twelve months:
Agency mortgage-backed securities			1			$	928			$	1
Agency CMO			3				6,654				60
Agency notes and bonds			2				1,992				9
Muncipal obligations			23				11,738				247
Total less than twelve months			29				21,312				317
Continuous loss position more than twelve months:
Agency mortgage-backed securities			93				58,330				6,937
Agency CMO			20				5,127				162
Agency notes and bonds			42				104,127				3,623
Treasury notes and bonds			7				16,693				135
Muncipal obligations			187				97,944				15,381
Total more than twelve months			349				282,221				26,238
Total securities available for sale			378			$	303,533			$	26,555
Securities held to maturity:
Continuous loss position more than twelve months:
Corporate notes			4			$	4,591			$	2,409
Total more than twelve months			4				4,591				2,409
Total securities held to maturity			4			$	4,591			$	2,409

		Number of								Gross
		Investment				Fair				Unrealized
		Positions				Value				Losses
(Dollars in thousands)
December 31, 2024:
Securities available for sale:
Continuous loss position less than twelve months:
Agency mortgage-backed securities			7			$	8,008			$	93
Agency CMO			11				19,211				215
Agency notes and bonds			7				4,830				57
Muncipal obligations			39				18,880				334
Total less than twelve months			64				50,929				699
Continuous loss position more than twelve months:
Agency mortgage-backed securities			93				59,933				8,261
Agency CMO			22				7,271				285
Agency notes and bonds			45				112,046				4,703
Treasury notes and bonds			8				21,549				254
Muncipal obligations			196				103,201				15,864
Total more than twelve months			364				304,000				29,367
Total securities available for sale			428			$	354,929			$	30,066
Securities held to maturity:
Continuous loss position less than twelve months:
Corporate notes			4			$	4,591			$	2,409
Total less than twelve months			4				4,591				2,409
Total securities held to maturity			4			$	4,591			$	2,409

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