Who owns NSTS Bancorp, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of NSTS from SEC Form 13F filings across 25 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 25 institutions disclosed 1.3M shares of NSTS Bancorp, Inc. worth $17.3M — about 27.3% of shares outstanding; the largest disclosed holder is ALLIANCEBERNSTEIN L.P.. Source: SEC Form 13F filings, parsed by EvidInvest.
25
13F holders
$17.3M
value, 2026 filers
27.3%
of shares outstanding (1.3M sh)
8
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of NSTS's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | ALLIANCEBERNSTEIN L.P. | 516,461 | $6.0M | 0.0% | 10.5% | 0.0% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 201,759 | $2.8M | 0.0% | 4.1% | +6.2% |
| 3 | GRAHAM CAPITAL WEALTH MANAGEMENT, LLC | 109,466 | $1.5M | 1.2% | 2.2% | +8.6% |
| 4 | Yakira Capital Management, Inc.NEW | 93,634 | $1.3M | 0.4% | 1.9% | new |
| 5 | Focus Partners Wealth | 72,112 | $992,261 | 0.0% | 1.5% | +18.7% |
| 6 | RAFFLES ASSOCIATES LP | 56,589 | $778,665 | 0.7% | 1.1% | -39.7% |
| 7 | Creative Planning | 45,000 | $619,200 | 0.0% | 0.9% | 0.0% |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | 37,511 | $516,358 | 0.0% | 0.8% | -16.4% |
| 9 | ROBERTS GLORE & CO INC /IL/ | 36,496 | $502,185 | 0.1% | 0.7% | 0.0% |
| 10 | RENAISSANCE TECHNOLOGIES LLC | 30,500 | $419,680 | 0.0% | 0.6% | +74.3% |
| 11 | Chicago Capital Management, LLCNEW | 29,020 | $303,793 | 0.3% | 0.6% | new |
| 12 | VANGUARD FIDUCIARY TRUST CO | 28,194 | $387,949 | 0.0% | 0.6% | +0.6% |
| 13 | PenderFund Capital Management Ltd.NEW | 17,826 | $245,286 | 0.0% | 0.4% | new |
| 14 | BlackRock, Inc. | 16,171 | $222,513 | 0.0% | 0.3% | +33.0% |
| 15 | CSS LLC/ILNEW | 15,407 | $212,000 | 0.0% | 0.3% | new |
| 16 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 14,249 | $196,066 | 0.0% | 0.3% | +27.4% |
| 17 | STATE STREET CORP | 11,205 | $154,181 | 0.0% | 0.2% | 0.0% |
| 18 | LONGFELLOW INVESTMENT MANAGEMENT CO LLCNEW | 10,972 | $150,975 | 0.0% | 0.2% | new |
| 19 | American Capital Advisory, LLC | 850 | $11,696 | 0.0% | 0% | 0.0% |
| 20 | HARBOUR INVESTMENTS, INC. | 500 | $6,880 | 0.0% | 0% | 0.0% |
| 21 | Tower Research Capital LLC (TRC)NEW | 131 | $1,803 | 0.0% | 0% | new |
| 22 | Russell Investments Group, Ltd. | 85 | $1,170 | 0.0% | 0% | 0.0% |
| 23 | Capital Advisors, Ltd. LLC | 30 | $0 | 0.0% | 0% | 0.0% |
| 24 | Caitong International Asset Management Co., LtdNEW | 6 | $83 | 0.0% | 0% | new |
| 25 | BARCLAYS PLCNEW | 6 | $83 | 0.0% | 0% | new |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.