Note 2 - Securities Available for Sale (Tables)

9 Months Ended

Sep. 30, 2024

Notes Tables

Debt Securities, Available-for-Sale [Table Text Block]

			Gross		Gross
	Amortized		Unrealized		Unrealized			Fair
	Cost		Gains		Losses			Value
September 30, 2024
U.S. government and agency obligations
One through five years	$	6,000,000	$	—	$	(263,082	)	$	5,736,918
Corporate bonds due in:
Less than one year		5,325,846		—		(37,411	)		5,288,435
One through five years		3,974,138		6,988		(76,147	)		3,904,979
Five through ten years		5,000,000		24,560		(91,910	)		4,932,650
MBS – residential		76,182,161		270,055		(4,357,505	)		72,094,711
MBS – commercial		18,485,785		—		(1,882,667	)		16,603,118
Total	$	114,967,930	$	301,603	$	(6,708,722	)	$	108,560,811

			Gross		Gross
	Amortized		Unrealized		Unrealized			Fair
	Cost		Gains		Losses			Value
December 31, 2023
U.S. government and agency obligations
One through five years		6,000,000		—		(454,599	)		5,545,401
Corporate bonds due in:
Less than one year		3,000,000		—		(44,230	)		2,955,770
One through five years		8,264,973		—		(247,937	)		8,017,036
Five through ten years		1,000,000		—		(154,050	)		845,950
MBS – residential		41,105,143		5,182		(5,703,143	)		35,407,182
MBS – commercial		18,753,711		—		(2,636,871	)		16,116,840
Total	$	78,123,827	$	5,182	$	(9,240,830	)	$	68,888,179

Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block]

	Less Than 12 Months					12 Months or More					Total
	Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
	Value		Losses			Value		Losses			Value		Losses
September 30, 2024
U.S. government and agency obligations	$	—	$	—		$	5,736,918	$	(263,082	)	$	5,736,918	$	(263,082	)
Corporate bonds		1,998,738		(1,262	)		8,092,155		(204,206	)		10,090,893		(205,468	)
MBS – residential		—		—			32,966,892		(4,357,505	)		32,966,892		(4,357,505	)
MBS – commercial		—		—			16,603,118		(1,882,667	)		16,603,118		(1,882,667	)
Total	$	1,998,738	$	(1,262	)	$	63,399,083	$	(6,707,460	)	$	65,397,821	$	(6,708,722	)

	Less Than 12 Months					12 Months or More					Total
	Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
	Value		Losses			Value		Losses			Value		Losses
December 31, 2023
U.S. government and agency obligations	$	—	$	—		$	5,545,401	$	(454,599	)	$	5,545,401	$	(454,599	)
Corporate bonds		1,999,940		(60	)		9,818,816		(446,157	)		11,818,756		(446,217	)
MBS – residential		-		-			34,829,468		(5,703,143	)		34,829,468		(5,703,143	)
MBS – commercial		-		-			16,116,840		(2,636,871	)		16,116,840		(2,636,871	)
Total	$	1,999,940	$	(60	)	$	66,310,525	$	(9,240,770	)	$	68,310,465	$	(9,240,830	)