SCHEDULE 13D/A

URSB Bancorp, Inc.

Common Stock, par value $0.01 per share · CUSIP: 90323M102

Event date: 2026-10-22

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• SEIDMAN & ASSOCIATES LLC ET ALReported CIK 0001000267

  Shares: 61,825.00 · Class: 2.65%

• SEIDMAN INVESTMENT PARTNERSHIP LPReported CIK 0000938596

  Shares: 17,501.00 · Class: 0.75%

• Seidman Investment Partnership II LP

  Shares: 12,010.00 · Class: 0.51%

• LSBK06-08 LLC

  Shares: 38,265.00 · Class: 1.64%

• Broad Park Investors LLC

  Shares: 14,564.00 · Class: 0.62%

• Chewy Gooey Cookies LLP

  Shares: 8,232.00 · Class: 0.35%

• Veteri Place CorpReported CIK 0001749195

  Shares: 29,511.00 · Class: 1.26%

• SEIDMAN LAWRENCE BReported CIK 0001026081

  Shares: 152,397.00 · Class: 6.53%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.