NB Bancorp, Inc.: stock overview

NBBKNASDAQFinancial services · Savings Institutions, Not Federally CharteredBank

Price

$21.87

November 13, 2026Market cap $997M

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  • The full history: 4 fiscal years, from 2022
  • The estimated fair value, with its range and its certainty
  • The full analysis, 18 a month
  • More questions to the chat on its filings
  • Excel with every year
  • An email when it reports, changes its dividend or an officer buys

Sign in with a free account to see the last 5 fiscal years.

Notes on these figures

  • Earnings per share here are the last twelve months' earnings over today's shares, so they agree with the P/E. The number of shares changed a lot during the year, so they differ from the earnings per share the company filed, which use the year's average number of shares.

In short

NB Bancorp had revenue of $284M over the last 12 months and net income of $67M, a net margin of 23.6%. Revenue grew by 23.2% a year on average over the last 3 years. At $21.87 the shares trade at a P/E of 14.9, against a median of 16.9 over the last 3 fiscal years. It pays a dividend yielding 1.22%.

From its SEC filings (latest fiscal year to December 31, 2025) and the price of November 13, 2026.

Its SEC filings
Market cap
$997M
45.60M shares
P/E
14.9
Today14.9
Median16.9
Revenue, 12 months
$284M
+23.2% a year over 3 years
Net margin
23.6%
2025: 23.5%, above 40% of its industry

Worth knowing

What a holder would want to hear from the company's SEC filings of the last three years. Each with its filing, without comment.

3 fiscal years in figures

Each fiscal year's figures as the company filed them, and the share price at its end.

2023–2025 fiscal years

+20.5% a year over 2 years

  • 202510-K
    Revenue$214M
  • 202410-K
    Revenue$174M
  • 202310-K
    Revenue$147M

Fiscal years in figures

NBBK's revenue, profit, cash flow and dividend with each year-end price, from 2022 to 2022, 1 more fiscal year

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Key figures

The company's current figures in five groups. Each term is explained behind its ⓘ.

Valuation

Market cap 3-year median: $756M
$997M
P/E 3-year median: 16.9
14.9
P/B 3-year median: 1.0
1.2
Earnings yield 3-year median: 5.9%
6.7%

Profitability

Net margin 3-year median: 23.5%
23.6%
ROE 
8.1%

Growth

Revenue, yearly change 
+23.0%
EPS, yearly change 
+25.2%
Revenue, average a year 
+23.2%
EPS, average a year 
+141.4%

The yearly change compares FY2025 with FY2024.

Returns to shareholders

Dividend yield 
1.22%
Buybacks 
7.73%
Total returned 
8.95%
Shares, yearly change 
+9.0%
Valuation against its own pastEach fiscal year's P/E and P/B beside today's, and the calculator for the bank.Valuation

Against its industry

Where its margins and returns stood in fiscal 2025 among the SEC filers of its industry (SIC code 60).

Net margin

23.5%

Above 40% of the 317 companies in its industry, and 86% of all.

ROE

5.9%

Above 22% of the 316 companies in its industry, and 46% of all.

ROA

0.7%

Above 25% of the 316 companies in its industry, and 41% of all.

Revenue growth

23.0%

Above 80% of the 313 companies in its industry, and 84% of all.

From the yearly figures every company files with the SEC, for those with revenue of at least $25 million. The industry is the first two digits of the SIC code.

The company at the SEC

How it is registered and when its fiscal year ends.

Name at the SEC
NB Bancorp, Inc.
CIK
1979330
Exchange
NASDAQ
Industry (SIC)
6036 · Savings Institutions, Not Federally Chartered
Fiscal year ends
December 31
Latest annual report
December 31, 2025
Reporting currency
USD
Shares
45.60M

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The full analysis

What do NB Bancorp's filings show?

These are NB Bancorp's figures. The full Ploutos AI analysis reads everything the company has filed and shows what stands behind it, with a source for every figure.

  • A fair value range built from the filings
  • Earnings quality, debt and red flags
  • Insider and institutional moves
  • The case for and the case against

Questions about NBBK

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What is NBBK's market cap?

NB Bancorp, Inc.'s market cap is $997M, at a price of $21.87 on November 13, 2026 and 45.60M shares.

What is NBBK's P/E?

NBBK's P/E is 14.9, on earnings per share of $1.47 over the last 12 months. The median over the last 3 fiscal years was 16.9.

How much revenue does NBBK have?

NB Bancorp had revenue of $284M over the last 12 months. Over the last 3 years it changed by +23.2% a year on average.

Does NBBK pay a dividend?

Yes. NB Bancorp paid $0.27 per share over the last 12 months, a yield of 1.22% at today's price. All the figures are in the Dividend section.

Where do the figures come from?

From NB Bancorp, Inc.'s SEC filings (10-K and 10-Q) and the share price. They hold no analyst estimates and no score, and they are not a recommendation.

Related pages

The other pages on US stocks, free to read. On the company pages, the last three fiscal years are open to everyone, five with a free account, and every year with Ploutos Investor.

US stocksThe market today, the sectors, the largest companies and the week's results.The market's sectorsThe 11 sectors side by side: returns, share of the market, median P/E and dividend.Compare stocksTwo companies side by side: price over up to ten years, with and without dividends, and every figure.US dividend stocksEach dividend's yield next to whether the company's cash covers it and whether it was ever cut.

The figures come from the company's SEC filings and the share price, and describe what it has reported. They are not a score or a fair value.