NSTS Bancorp, Inc. Annual report pursuant to Section 13 and 15(d)

Annual report pursuant to Section 13 and 15(d)

Note 4 - Allowance for Loan Losses - Changes in Allowance for Loan Losses (Details)

Note 4 - Allowance for Loan Losses - Changes in Allowance for Loan Losses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Jan. 01, 2023
Beginning balance	$ 624	$ 779
Charge-offs	0	0
Recoveries	0	75
Net recoveries (charge-offs)	0	75
Provision for (release of) credit losses	168	(230)
Ending balance	1,176	624
Collectively evaluated allowance for loan losses		555
Collectively evaluated, Recorded investment in loans		102,118
Allowance for loan losses, individually evaluated		69
Individually evaluated, recorded investment in loans		873
Allowance for credit losses for all loans	1,176	624	$ 624
Loans	120,783	102,991
Cumulative Effect, Period of Adoption, Adjustment [Member] \| Accounting Standards Update 2016-13 [Member]
Beginning balance	384
Ending balance		384
Allowance for credit losses for all loans		384	384
First Mortgage Loans [Member]
Loans	120,535	102,742
Consumer Portfolio Segment [Member]
Beginning balance	5	10
Charge-offs	0	0
Recoveries	0	0
Net recoveries (charge-offs)	0	0
Provision for (release of) credit losses	(1)	(5)
Ending balance	1	5
Collectively evaluated allowance for loan losses		5
Collectively evaluated, Recorded investment in loans		249
Allowance for loan losses, individually evaluated		0
Individually evaluated, recorded investment in loans		0
Allowance for credit losses for all loans	1	5	5
Loans	248	249
Consumer Portfolio Segment [Member] \| Cumulative Effect, Period of Adoption, Adjustment [Member] \| Accounting Standards Update 2016-13 [Member]
Beginning balance	(3)
Ending balance		(3)
Allowance for credit losses for all loans		(3)	(3)
One To Four Family Residential [Member] \| First Mortgage Loans [Member]
Beginning balance	581	675
Charge-offs	0	0
Recoveries	0	75
Net recoveries (charge-offs)	0	75
Provision for (release of) credit losses	178	(169)
Ending balance	1,094	581
Collectively evaluated allowance for loan losses		512
Collectively evaluated, Recorded investment in loans		94,711
Allowance for loan losses, individually evaluated		69
Individually evaluated, recorded investment in loans		873
Allowance for credit losses for all loans	1,094	581	581
Loans	111,081	95,584
One To Four Family Residential [Member] \| First Mortgage Loans [Member] \| Cumulative Effect, Period of Adoption, Adjustment [Member] \| Accounting Standards Update 2016-13 [Member]
Beginning balance	335
Ending balance		335
Allowance for credit losses for all loans		335	335
Multifamily [Member] \| First Mortgage Loans [Member]
Beginning balance	19	69
Charge-offs	0	0
Recoveries	0	0
Net recoveries (charge-offs)	0	0
Provision for (release of) credit losses	(2)	(50)
Ending balance	40	19
Collectively evaluated allowance for loan losses		19
Collectively evaluated, Recorded investment in loans		3,237
Allowance for loan losses, individually evaluated		0
Individually evaluated, recorded investment in loans		0
Allowance for credit losses for all loans	40	19	19
Loans	3,111	3,237
Multifamily [Member] \| First Mortgage Loans [Member] \| Cumulative Effect, Period of Adoption, Adjustment [Member] \| Accounting Standards Update 2016-13 [Member]
Beginning balance	23
Ending balance		23
Allowance for credit losses for all loans		23	23
Commercial Real Estate [Member] \| First Mortgage Loans [Member]
Beginning balance	19	25
Charge-offs	0	0
Recoveries	0	0
Net recoveries (charge-offs)	0	0
Provision for (release of) credit losses	(11)	(6)
Ending balance	37	19
Collectively evaluated allowance for loan losses		19
Collectively evaluated, Recorded investment in loans		3,921
Allowance for loan losses, individually evaluated		0
Individually evaluated, recorded investment in loans		0
Allowance for credit losses for all loans	37	19	19
Loans	3,835	3,921
Commercial Real Estate [Member] \| First Mortgage Loans [Member] \| Cumulative Effect, Period of Adoption, Adjustment [Member] \| Accounting Standards Update 2016-13 [Member]
Beginning balance	29
Ending balance		29
Allowance for credit losses for all loans		29	$ 29
Construction Loans [Member] \| First Mortgage Loans [Member]
Beginning balance	0
Charge-offs	0
Recoveries	0
Net recoveries (charge-offs)	0
Provision for (release of) credit losses	4
Ending balance	4	0
Allowance for credit losses for all loans	4	0
Loans	2,508	0
Construction Loans [Member] \| First Mortgage Loans [Member] \| Cumulative Effect, Period of Adoption, Adjustment [Member] \| Accounting Standards Update 2016-13 [Member]
Beginning balance	$ 0
Ending balance		0
Allowance for credit losses for all loans		$ 0