NSTS Bancorp, Inc. Annual report [Section 13 and 15(d), not S-K Item 405]

Annual report [Section 13 and 15(d), not S-K Item 405]

Note 4 - Allowance for Loan Losses (Tables)

Note 4 - Allowance for Loan Losses (Tables)

12 Months Ended

Dec. 31, 2024

Financing Receivable, Allowance for Credit Loss [Table Text Block]

	*December 31, 2024*
	*1-4 family residential*			*Multi-family*			*Commercial*		*Construction*		*Consumer*		*Total*
	(Dollars in thousands)
Year ended:
Beginning balance	$	1,094		$	40		$	37	$	4	$	1	$	1,176
Charge-offs		—			—			—		—		—		—
Recoveries		—			—			—		—		—		—
Net recoveries (charge-offs)		—			—			—		—		—		—
(Release of) Provision for credit losses		(38	)		(3	)		4		61		1		25
Ending balance	$	1,056		$	37		$	41	$	65	$	2	$	1,201

	December 31, 2023
	1-4 family residential		Multi-family			Commercial			Construction		Consumer			Total
	(Dollars in thousands)
Year ended:
Beginning balance	$	581	$	19		$	19		$	—	$	5		$	624
Cumulative effect of change in accounting principle		335		23			29			—		(3	)		384
Charge-offs		—		—			—			—		—			—
Recoveries		—		—			—			—		—			—
Net recoveries (charge-offs)		—		—			—			—		—			—
Provision for (release of) credit losses		178		(2	)		(11	)		4		(1	)		168
Ending balance	$	1,094	$	40		$	37		$	4	$	1		$	1,176

Financing Receivable Credit Quality Indicators [Table Text Block]

	As of December 31, 2024
	Term loans amortized cost basis by origination year
	2024		2023		2022		2021		Prior		Revolving loans amortized cost basis		Revolving loans converted to term loans amortized cost basis		Total
	(Dollars in thousands)
1-4 family residential
Pass	$	20,577	$	20,986	$	12,421	$	18,074	$	43,245	$	4,106	$	—	$	119,409
Special Mention		—		—		—		—		—		—		—		—
Substandard		—		—		—		—		—		—		—		—
Total 1-4 family residential		20,577		20,986		12,421		18,074		43,245		4,106		—		119,409
Current year-to-date gross write-offs		—		—		—		—		—		—		—		—
Multi-family
Pass		515		—		—		230		2,623		—		—		3,368
Special Mention		—		—		—		—		—		—		—		—
Substandard		—		—		—		—		—		—		—		—
Total multi-family		515		—		—		230		2,623		—		—		3,368
Current year-to-date gross write-offs		—		—		—		—		—		—		—		—
Commercial
Pass		148		301		—		96		3,158		494		—		4,197
Special Mention		—		—		—		—		—		—		—		—
Substandard		—		—		—		—		—		—		—		—
Total commercial		148		301		—		96		3,158		494		—		4,197
Current year-to-date gross write-offs		—		—		—		—		—		—		—		—
Construction
Pass		3,134		517		—		—		—		—		—		3,651
Special Mention		—		—		—		—		—		—		—		—
Substandard		—		—		—		—		—		—		—		—
Total construction		3,134		517		—		—		—		—		—		3,651
Current year-to-date gross write-offs		—		—		—		—		—		—		—		—
Consumer
Pass		127		77		58		18		2		—		—		282
Special Mention		—		—		—		—		—		—		—		—
Substandard		—		—		—		—		—		—		—		—
Total consumer		127		77		58		18		2		—		—		282
Current year-to-date gross write-offs		—		—		—		—		—		—		—		—
Total
Pass		24,501		21,881		12,479		18,418		49,028		4,600		—		130,907
Special Mention		—		—		—		—		—		—		—		—
Substandard		—		—		—		—		—		—		—		—
Total		24,501		21,881		12,479		18,418		49,028		4,600		—		130,907
Current year-to-date gross write-offs		—		—		—		—		—		—		—		—

	As of December 31, 2023
	Term loans amortized cost basis by origination year
	2023		2022		2021		Prior		Revolving loans amortized cost basis		Revolving loans converted to term loans amortized cost basis		Total
	(Dollars in thousands)
1-4 family residential
Pass	$	23,395	$	18,950	$	19,605	$	47,517	$	1,414	$	—	$	110,881
Special Mention		—		—		—		—		—		—		—
Substandard		—		—		—		200		—		—		200
Total 1-4 family residential		23,395		18,950		19,605		47,717		1,414		—		111,081
Current year-to-date gross write-offs		—		—		—		—		—		—		—
Multi-family
Pass		—		—		239		2,872		—		—		3,111
Special Mention		—		—		—		—		—		—		—
Substandard		—		—		—		—		—		—		—
Total multi-family		—		—		239		2,872		—		—		3,111
Current year-to-date gross write-offs		—		—		—		—		—		—		—
Commercial
Pass		186		—		100		3,399		150		—		3,835
Special Mention		—		—		—		—		—		—		—
Substandard		—		—		—		—		—		—		—
Total commercial		186		—		100		3,399		150		—		3,835
Current year-to-date gross write-offs		—		—		—		—		—		—		—
Construction
Pass		2,508		—		—		—		—		—		2,508
Special Mention		—		—		—		—		—		—		—
Substandard		—		—		—		—		—		—		—
Total construction		2,508		—		—		—		—		—		2,508
Current year-to-date gross write-offs		—		—		—		—		—		—		—
Consumer
Pass		122		95		28		3		—		—		248
Special Mention		—		—		—		—		—		—		—
Substandard		—		—		—		—		—		—		—
Total consumer		122		95		28		3		—		—		248
Current year-to-date gross write-offs		—		—		—		—		—		—		—
Total
Pass		26,211		19,045		19,972		53,791		1,564		—		120,583
Special Mention		—		—		—		—		—		—		—
Substandard		—		—		—		200		—		—		200
Total		26,211		19,045		19,972		53,991		1,564		—		120,783
Current year-to-date gross write-offs		—		—		—		—		—		—		—

Financing Receivable, Past Due [Table Text Block]

	*31-89 Days Past Due and Accruing*		*Greater than 90 Days Past Due and Accruing*		*Non-Accrual*		*Total Past Due and Non-Accrual*		*Current*		*Total Loan Balance*
	(Dollars in thousands)
December 31, 2024
1-4 family residential	$	371	$	—	$	—	$	371	$	119,038	$	119,409
Multi-family		—		—		—		—		3,368		3,368
Commercial		—		—		—		—		4,197		4,197
Construction		—		—		—		—		3,651		3,651
Consumer		—		—		—		—		282		282
Total	$	371	$	—	$	—	$	371	$	130,536	$	130,907
December 31, 2023
1-4 family residential	$	131	$	—	$	200	$	331	$	110,750	$	111,081
Multi-family		—		—		—		—		3,111		3,111
Commercial		—		—		—		—		3,835		3,835
Construction		—		—		—		—		2,508		2,508
Consumer		—		—		—		—		248		248
Total	$	131	$	—	$	200	$	331	$	120,452	$	120,783

Financing Receivable, Nonaccrual [Table Text Block]

	December 31, 2024				December 31, 2023
	Nonaccrual with no Allowance for Credit Losses		Nonaccrual		Nonaccrual with no Allowance for Credit Losses		Nonaccrual
	(Dollars in thousands)
First mortgage loans
1-4 family residential	$	—	$	—	$	200	$	200
Multi-family		—		—		—		—
Commercial		—		—		—		—
Construction		—		—		—		—
Consumer loans		—		—		—		—
Total loans	$	—	$	—	$	200	$	200