NSTS Bancorp, Inc.
NSTS- Exchange
- Nasdaq
- Industry
- Savings Institution, Federally Chartered
- SEC CIK
- 0001881592
No open-market purchases or sales by NSTS Bancorp, Inc. insiders were filed in the last 90 days; 25 institutions reported holding it in 13F filings for Q2 2026, worth $17.3M in total; no superinvestor holds it.
Q2 2026 vs. Q1 2026
How the institutions holding NSTS Bancorp, Inc. changed between Q1 2026 and Q2 2026.
All holders in Q2 2026All holders in Q1 2026
| Measure | Q1 2026 | Q2 2026 | Change |
|---|---|---|---|
| Holders | 21 | 25 | +4 |
| Shares | 1.22M | 1.34M | +126.0K (+10.3%) |
| Value | $14.9M | $17.3M | +$2.45M (+16.4%) |
New holders (8)
Institutions that held NSTS Bancorp, Inc. at the end of Q2 2026 but not at the end of Q1 2026.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Yakira Capital Management, Inc. | 93,634 | $1.29M | 0.38% |
| Chicago Capital Management, LLC | 29,020 | $303.8K | 0.27% |
| PenderFund Capital Management Ltd. | 17,826 | $245.3K | 0.03% |
| CSS LLC | 15,407 | $212.0K | 0.01% |
| Longfellow Investment Management Co LLC | 10,972 | $151.0K | 0.03% |
| Tower Research Capital LLC (TRC) | 131 | $1.80K | 0.00% |
| Barclays PLC | 6 | $83 | 0.00% |
| Caitong International Asset Management Co., Ltd | 6 | $83 | 0.00% |
Sold out (4)
Institutions that held NSTS Bancorp, Inc. at the end of Q1 2026 and filed for Q2 2026 without it.
| Institution | Shares, Q1 2026 | Value, Q1 2026 |
|---|---|---|
| M3F, Inc. | 26,664 | $311.0K |
| Northern Trust Corp | 21,179 | $246.9K |
| Northwestern Mutual Wealth Management Co | 500 | $5.83K |
| Scarborough Advisors, LLC | 150 | $1.75K |