NB Bancorp Inc. (NBBK)
NBBK trades on Nasdaq in Finance, Banks. Numbers below come from the Nasdaq screener and SEC filings, each with its source.
Price, change, market cap, sector and industry: Nasdaq stock screener, as of October 14, 2026. Revenue: SEC 10-K (us-gaap:InterestAndDividendIncomeOperating), period ending 2025-12-31, https://www.sec.gov/Archives/edgar/data/1979330/000110465926022367/0001104659-26-022367-index.htm. Net income: SEC 10-K (us-gaap:NetIncomeLoss), period ending 2025-12-31.
Profile
| Field | Value |
|---|---|
| Ticker | NBBK on Nasdaq |
| Sector | Finance |
| Industry | Banks |
| Country | United States |
| IPO year | 2023 |
| SEC CIK | 0001979330 |
| SEC industry code | Savings Institutions, Not Federally Chartered |
Financials · 2025
| Line | Value |
|---|---|
| Revenue | $335.7M |
| Net income | $50.3M |
| Operating income | Not in SEC XBRL data |
| Net margin | 15.0% |
| Operating margin | Operating income not reported |
| Revenue growth | No prior-year revenue to compare |
| Cash | Not in SEC XBRL data |
| Total assets | $7.0B |
| P/E (computed) | 19.4× |
| P/S (computed) | 2.9× |
Key SEC documents
| Document | Form | Filed |
|---|---|---|
| Latest prospectus or offering document | 424B3 | 2025-07-30 |
| Latest annual report | 10-K | 2026-03-03 |
| Latest quarterly / interim | 10-Q | 2026-08-07 |
| Latest current report | 8-K | 2026-07-22 |
| Latest proxy | DEF 14A | 2026-03-27 |
Source: SEC EDGAR submissions feed, 248 recent filings. All filings on EDGAR.
Price moves
| Window | Return |
|---|---|
| 1 week | -0.8% |
| 1 month | -3.3% |
| 3 months | +2.1% |
| Year to date | +11.4% |
| 1 year | +28.0% |
| From 52-week high | -5.3% |
Source: Yahoo Finance daily closes, last bar 2026-10-14. Computed by Sophia Capital from daily closes; cap, sector and tier from the Nasdaq screener.
Peers in Banks
| Ticker | Company | Price | Day | Market cap |
|---|---|---|---|---|
| HFWA | Heritage Financial Corporation | $27.09 | -0.55% | $1.1B |
| SMBC | Southern Missouri Bancorp Inc. | $69.42 | -1.48% | $764.5M |
| TCBX | Third Coast Bancshares Inc. | $41.78 | +0.19% | $695.8M |
| HIFS | Hingham Institution for Savings | $290.34 | -0.72% | $623.5M |
| GCBC | Greene County Bancorp Inc. | $34.40 | +0.61% | $585.7M |
| HBCP | Home Bancorp Inc. | $65.75 | -0.76% | $517.5M |
| AVBC | Avidia Bancorp Inc. | $21.95 | -0.54% | $438.3M |
| PBFS | Pioneer Bancorp Inc. | $17.60 | +0.17% | $437.2M |
The full dossier has every filing, three years of financials, private raises and the people who signed them.
Open the full dossier