NSTS Bancorp, Inc. (NSTS) Holders & Ownership

NSTS Bancorp, Inc. (NSTS) ownership: North Shore Trust and Savings ESOP Trust 16% · institutions 20% · index and ETF funds 3% (13F 2026-03-31). Insider activity, 90 days: 0 sales, 0 open-market buys. SEC EDGAR first-party data.

Top Institutional Holders (13F, rolled up by parent)

Source: SEC Form 13F
HolderSharesMarket Value% OutstandingReported
AllianceBernstein516461.00$6.69M9.8%2026-03-31
Vanguard217964.00$2.54M4.1%2026-03-31
Graham Capital Wealth Management, LLC100842.00$1.18M1.9%2026-03-31
Raffles Associates LP93774.00$1.09M1.8%2026-03-31
Focus Partners Wealth60733.00$708147.001.2%2026-03-31
Creative Planning45000.00$524700.000.9%2026-03-31
Geode Capital Management44876.00$523417.000.9%2026-03-31
Roberts Glore & Co Inc36496.00$425543.000.7%2026-03-31

Insider Trading Activity (Form 4)

Source: SEC Form 4
InsiderTransactionValueDate
Sellnull2024-12-19
Sellnull2024-12-19
Sellnull2024-08-12
Sellnull2024-06-26
Sellnull2024-06-26
Sellnull2024-06-26
Sellnull2024-06-26
Sellnull2023-06-15

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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.