Latest Period
Q2 2026
Security Snapshot
NSTS Bancorp, Inc. - Common Stock, $0.01 par value per share (NSTS) Institutional Ownership
CUSIP: 6293JP109
13F Institutional Holders and Ownership History from Q1 2022 to Q2 2026
Institutions Reporting
24
Shares (Excl. Options)
1,344,150
Price
$13.76
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- Security type / class
- Equity / Common Stock, $0.01 par value per share
- Symbol
- NSTS on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 1,344,150
- Total 13F value
- $17,315,622
- Portfolio coverage rank
- 0%
- Share change
- +126,028
- Value change
- +$1,740,321
- Number of holders
- 24
- Shares outstanding
- 5,311,593
- SEC-reported price per share
- $13.82
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- NSTS - NSTS Bancorp, Inc. - Common Stock, $0.01 par value per share is tracked under CUSIP 6293JP109.
- 24 institutions reported positions in Q2 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 20 to 24 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $14,869,797 to $17,315,622.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 24 institutions filings for Q2 2026.
Security key
6293JP109
Latest holder period
Q2 2026
13F holders
24
13D/G owners
2
CIK / CUSIP context first
Open Q2 2026 holders
NSTS full holder history
NSTS Bancorp, Inc. SEC filings
NSTS Bancorp, Inc. company facts
NSTS Bancorp, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 6293JP109:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
2
Security
NSTS
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| ALLIANCEBERNSTEIN L.P. | 9.7% | $5,813,244 | 514,902 | AllianceBernstein L.P. | 30 Sep 2024 | |||
| NORTH SHORE TRUST & SAVINGS EMPLOYEE STOCK OWNERSHIP PLAN TRUST | 8.1% | $4,857,398 | 430,239 | NORTH SHORE TRUST & SAVINGS EMPLOYEE STOCK OWNERSHIP PLAN TRUST | 31 Dec 2024 |
As of 30 Jun 2026, 24 institutional investors reported holding 1,344,150 shares of NSTS Bancorp, Inc. - Common Stock, $0.01 par value per share (NSTS). This represents 25% of the company’s total 5,311,593 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
25%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| ALLIANCEBERNSTEIN L.P. | 9.7% | 516,461 | 0% | 0% | $6,021,935 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.8% | 201,759 | +6.2% | 0% | $2,776,204 |
| GRAHAM CAPITAL WEALTH MANAGEMENT, LLC | 2.1% | 109,466 | +8.6% | 1.2% | $1,506,252 |
| Yakira Capital Management, Inc. | 1.8% | 93,634 | 0.38% | $1,288,404 | |
| Focus Partners Wealth | 1.4% | 72,112 | +19% | 0% | $992,261 |
| RAFFLES ASSOCIATES LP | 1.1% | 56,589 | -40% | 0.66% | $778,665 |
| Creative Planning | 0.85% | 45,000 | 0% | 0% | $619,200 |
| GEODE CAPITAL MANAGEMENT, LLC | 0.71% | 37,511 | -16% | 0% | $516,358 |
| ROBERTS GLORE & CO INC /IL/ | 0.69% | 36,496 | 0% | 0.12% | $502,185 |
| RENAISSANCE TECHNOLOGIES LLC | 0.57% | 30,500 | +74% | 0% | $419,680 |
| Chicago Capital Management, LLC | 0.55% | 29,020 | 0.27% | $303,793 | |
| VANGUARD FIDUCIARY TRUST CO | 0.53% | 28,194 | +0.62% | 0% | $387,949 |
| PenderFund Capital Management Ltd. | 0.34% | 17,826 | 0.03% | $245,286 | |
| BlackRock, Inc. | 0.3% | 16,171 | +33% | 0% | $222,513 |
| CSS LLC/IL | 0.29% | 15,407 | 0.01% | $212,000 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.27% | 14,249 | +27% | 0% | $196,066 |
| STATE STREET CORP | 0.21% | 11,205 | 0% | 0% | $154,181 |
| LONGFELLOW INVESTMENT MANAGEMENT CO LLC | 0.21% | 10,972 | 0.03% | $150,975 | |
| American Capital Advisory, LLC | 0.02% | 850 | 0% | 0% | $11,696 |
| HARBOUR INVESTMENTS, INC. | 0.01% | 500 | 0% | 0% | $6,880 |
| Tower Research Capital LLC (TRC) | 0% | 131 | 0% | $1,803 | |
| Russell Investments Group, Ltd. | 0% | 85 | 0% | 0% | $1,170 |
| Caitong International Asset Management Co., Ltd | 0% | 6 | 0% | $83 | |
| BARCLAYS PLC | 0% | 6 | 0% | $83 | |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | 0% | 0 | -100% | $0 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
18
Latest
Q2 2026
Rows shown
1-18 of 18
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 1,344,150 | $17,315,622 | +$1,740,321 | $13.76 | 24 |
| 2026 Q1 | 1,218,122 | $14,869,797 | +$539,556 | $11.66 | 20 |
| 2025 Q4 | 1,172,201 | $15,179,878 | +$357,002 | $12.95 | 19 |
| 2025 Q3 | 1,151,670 | $13,336,693 | +$38,497 | $11.54 | 17 |
| 2025 Q2 | 1,148,355 | $14,152,557 | +$150,853 | $12.33 | 17 |
| 2025 Q1 | 1,136,039 | $12,826,161 | +$50,674 | $11.29 | 15 |
| 2024 Q4 | 1,171,526 | $13,753,465 | +$1,120,768 | $11.80 | 18 |
| 2024 Q3 | 1,035,876 | $10,721,449 | +$975,531 | $10.35 | 12 |
| 2024 Q2 | 942,226 | $9,074,140 | +$285,457 | $9.63 | 15 |
| 2024 Q1 | 912,975 | $8,709,103 | +$829,432 | $9.54 | 14 |
| 2023 Q4 | 827,201 | $7,861,933 | +$148,081 | $9.51 | 17 |
| 2023 Q3 | 810,721 | $7,336,526 | +$2,003,341 | $9.05 | 14 |
| 2023 Q2 | 589,360 | $5,395,421 | +$826,951 | $9.14 | 16 |
| 2023 Q1 | 501,063 | $4,554,464 | +$30,097 | $9.09 | 15 |
| 2022 Q4 | 497,403 | $5,038,102 | +$471,496 | $10.13 | 18 |
| 2022 Q3 | 450,856 | $4,877,000 | +$100,292 | $10.82 | 12 |
| 2022 Q2 | 441,544 | $4,930,000 | -$130,515 | $11.18 | 12 |
| 2022 Q1 | 449,503 | $5,428,000 | +$5,428,000 | $12.07 | 13 |