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Lake Shore Bancorp, Inc.

LSBK
Exchange
Nasdaq
Industry
Savings Institution, Federally Chartered
SEC CIK
0002059653

No open-market purchases or sales by Lake Shore Bancorp, Inc. insiders were filed in the last 90 days; 32 institutions reported holding it in 13F filings for Q2 2026, worth $39.4M in total; no superinvestor holds it.

Q4 2025 vs. Q3 2025

How the institutions holding Lake Shore Bancorp, Inc. changed between Q3 2025 and Q4 2025.

All holders in Q4 2025All holders in Q3 2025

13F holders of LSBK: Q3 2025 compared with Q4 2025
MeasureQ3 2025Q4 2025Change
Holders3330−3
Shares2.19M2.17M−11.6K (−0.5%)
Value$28.4M$31.9M+$3.54M (+12.5%)

New holders (3)

Institutions that held Lake Shore Bancorp, Inc. at the end of Q4 2025 but not at the end of Q3 2025.

Institutions new to LSBK in Q4 2025
InstitutionSharesValue% of portfolio
Acadian Asset Management LLC14,805$214.0K0.00%
Farther Finance Advisors, LLC1,354$19.9K0.00%
Citigroup Inc172$2.52K0.00%

Sold out (6)

Institutions that held Lake Shore Bancorp, Inc. at the end of Q3 2025 and filed for Q4 2025 without it.

Institutions that sold out of LSBK in Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
M3F, Inc.74,801$972.0K
Fourthstone LLC42,000$546.0K
Marshall Wace, LLP20,910$271.8K
Susquehanna International Group, LLP18,960$246.5K
Tower Research Capital LLC (TRC)229$2.98K
SBI Securities Co., Ltd.1$13