NSTS Bancorp, Inc.

Q: Jun 30 2026

Q: Mar 31 2026

FY: Dec 31 2025

Q: Sep 30 2025

Q: Jun 30 2025

Q: Mar 31 2025

FY: Dec 31 2024

Q: Sep 30 2024

Q: Jun 30 2024

Q: Mar 31 2024

FY: Dec 31 2023

Q: Sep 30 2023

Q: Jun 30 2023

Q: Mar 31 2023

FY: Dec 31 2022

Q: Sep 30 2022

Q: Jun 30 2022

Q: Mar 31 2022

FY: Dec 31 2021

Q: Sep 30 2021

Completion of Acquisition or Disposition of Assets

Other Events

Submission of Matters to a Vote of Security Holders

Entry into a Material Definitive Agreement

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Submission of Matters to a Vote of Security Holders

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing

5.07

5.02,9.01

8.01,9.01

8.01,9.01

3.01

8.01,9.01

5.02,9.01

5.02,5.07,9.01

5.03,8.01,9.01

5.02,9.01

5.07

8.01,9.01

Post Effective Amendment to S-8

Notification of removal from listing and/or registration on a national securities exchange

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration of Securities on Exchange

Certification of approval for listing and registration on a national securities exchange

Prospectus Supplement for Primary Offering

Notice of Effectiveness

Amended Initial Registration Statement

Amended Initial Registration Statement

Registration (IPO) statement under Securities Act of 1933

No description available

No description available

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Lear Stephen G.

Kneesel Thomas J

Arenas Apolonio

True Rodney J,

NORTH SHORE TRUST & SAVINGS EMPLOYEE STOCK OWNERSHIP PLAN TRUST

Ansani Emily E.

Pucin John S.

Ivantic Thomas M

Avakian Amy L

Schoolcraft Carissa H

Pucin John S.

NORTH SHORE TRUST & SAVINGS EMPLOYEE STOCK OWNERSHIP PLAN TRUST

Ansani Emily E.

ALLIANCEBERNSTEIN L.P.

Ivantic Thomas M

none

Schoolcraft Carissa H

Lear Stephen G.

Walker Nathan E

Avakian Amy L

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Letter from the SEC