NB Bancorp, Inc.

NasdaqCM:NBBK Stock Report

Market Cap: US$820.9m

NB Bancorp Past Earnings Performance

Past criteria checks 2/6

NB Bancorp has been growing earnings at an average annual rate of 24.2%, while the Banks industry saw earnings growing at 2.8% annually. Revenues have been growing at an average rate of 21.6% per year. NB Bancorp's return on equity is 6.2%, and it has net margins of 23.3%.

Key information

24.18%

Earnings growth rate

17.75%

EPS growth rate

Banks Industry Growth11.18%
Revenue growth rate21.62%
Return on equity6.24%
Net Margin23.31%
Last Earnings Update31 Mar 2026

Recent past performance updates

Recent updates

Seeking Alpha Feb 05

NB Bancorp Looks Like A High-Risk, High-Reward Investment Opportunity

Summary NB Bancorp is rated Buy, supported by a forward PE below 10, robust buyback plans, and improving operating metrics post-merger. The Provident Bancorp merger drove significant asset and loan growth, with adjusted Q4 2025 results showing strong earnings momentum for 2026. NBBK faces elevated risk from its concentrated commercial real estate portfolio, notably non-owner-occupied CRE and cannabis facility loans. Insider buying and a new 5% share repurchase program signal management confidence, though asset quality and integration risks remain. Read the full article on Seeking Alpha
Seeking Alpha May 31

Bank Buzz: NB Bancorp, Buybacks, Catalysts And More

Summary Our strategy is to invest in banks trading below tangible book value with overcapitalized balance sheets, solid asset quality, and shareholder-friendly management teams. This article reviews the mutual conversion space, including notable share repurchase announcements, potential near-term catalysts, and a refreshed investment thesis for NB Bancorp, Inc. NB Bancorp is a well-run bank trading at an inexpensive valuation - insiders are buying. Read the full article on Seeking Alpha
Seeking Alpha Mar 11

Bank Buzz: NB Bancorp Is Priced Below Liquidation Value And Insiders Are Buying

Summary Our strategy is to invest in banks trading below tangible book value with overcapitalized balance sheets, solid asset quality, and shareholder-friendly management teams. We recap the last four weeks and highlight a few interesting ideas, including BLFY and NBBK. Despite an active share repurchase program and the potential to be acquired in 2H24, BLFY trades at <65% of tangible book value. NBBK is an attractive investment with an inexpensive valuation, strong balance sheet, and moderate organic growth potential, offering a potential total return of ~25% over the next 24 months. Read the full article on Seeking Alpha
Seeking Alpha Jan 14

Bank Buzz: NB Bancorp Looks Inexpensive With Multiple Catalysts To Deliver Returns

Summary Our strategy is to invest in banks trading below TBV with overcapitalized balance sheets, solid asset quality, and shareholder-friendly management teams. We highlight a few potential ideas, including NBBK, TCBS, and FSEA. NB Bancorp, trading at 77% of tangible book value, is expected to repurchase shares and potentially issue dividends, leading to a total return of 20-30% over the next 24 months. Read the full article on Seeking Alpha

Revenue & Expenses Breakdown

How NB Bancorp makes and spends money. Based on latest reported earnings, on an LTM basis.


Earnings and Revenue History

NasdaqCM:NBBK Revenue, expenses and earnings (USD Millions)
DateRevenueEarningsG+A ExpensesR&D Expenses
31 Mar 26226531300
31 Dec 25209501170
30 Sep 25191581100
30 Jun 25180511050
31 Mar 25170461030
31 Dec 24162421000
30 Sep 24145131260
30 Jun 24140131240
31 Mar 24132101200
31 Dec 23130101170
30 Sep 2313135830
30 Jun 2312434780
31 Mar 2311833740
31 Dec 2210730690
31 Dec 218522560
31 Dec 207114500
31 Dec 197016470

Quality Earnings: NBBK has high quality earnings.

Growing Profit Margin: NBBK's current net profit margins (23.3%) are lower than last year (27.1%).


Free Cash Flow vs Earnings Analysis


Past Earnings Growth Analysis

Earnings Trend: NBBK's earnings have grown significantly by 24.2% per year over the past 5 years.

Accelerating Growth: NBBK's earnings growth over the past year (14.2%) is below its 5-year average (24.2% per year).

Earnings vs Industry: NBBK earnings growth over the past year (14.2%) did not outperform the Banks industry 22.8%.


Return on Equity

High ROE: NBBK's Return on Equity (6.2%) is considered low.


Return on Assets


Return on Capital Employed


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Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/05/26 06:02
End of Day Share Price 2026/05/26 00:00
Earnings2026/03/31
Annual Earnings2025/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

NB Bancorp, Inc. is covered by 3 analysts. 2 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
David KonradKeefe, Bruyette, & Woods
Mark FitzgibbonPiper Sandler Companies
Justin CrowleyPiper Sandler Companies