NB Bancorp, Inc (NBBK)

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The chart shows the growth of an initial investment of $10,000 in NB Bancorp, Inc, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.

NB Bancorp, Inc (NBBK) has returned 6.64% so far this year and 17.91% over the past 12 months.

Based on dividend-adjusted daily data since Dec 28, 2023, NBBK's average daily return is +0.09%, while the average monthly return is +1.80%. At this rate, your investment would double in approximately 3.2 years.

Historically, 54% of months were positive and 46% were negative. The best month was Jul 2024 with a return of +26.8%, while the worst month was Dec 2024 at -10.3%. The longest winning streak lasted 4 consecutive months, and the longest losing streak was 3 months.

On a daily basis, NBBK closed higher 49% of trading days. The best single day was Nov 6, 2024 with a return of +9.0%, while the worst single day was Apr 3, 2025 at -8.5%.

NB Bancorp, Inc has an annualized alpha of 13.40%, beta of 0.68, and R² of 0.17 versus S&P 500 Index. Calculated based on daily prices since December 29, 2023.

• This stock captured 117.22% of S&P 500 Index gains but only 79.89% of its losses — a favorable profile for investors.
• Beta of 0.68 may look defensive, but with R² of 0.17 this stock is largely uncorrelated with S&P 500 Index — low beta reflects independence, not downside protection. See the Volatility section for a true picture of this stock's risk.
• R² of 0.17 means this stock moves largely independently of S&P 500 Index — capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.

NBBK ranks 60 for risk / return — better than 60% of stocks on our site. You're getting solid returns for the risk taken. A good sign, especially for investors who want growth without excessive volatility.

The table below present risk-adjusted performance metrics for NB Bancorp, Inc (NBBK) and compare them to a chosen benchmark (S&P 500 Index).

NB Bancorp, Inc provided a 1.00% dividend yield over the last twelve months, with an annual payout of $0.21 per share.

The table displays the monthly dividend distributions for NB Bancorp, Inc. The dividends shown in the table have been adjusted to account for any splits that may have occurred.

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.

The table below displays the maximum drawdowns of the NB Bancorp, Inc. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the NB Bancorp, Inc was 24.74%, occurring on Apr 4, 2025. Recovery took 172 trading sessions.

The current NB Bancorp, Inc drawdown is 5.81%.

The chart below shows the rolling one-month volatility.

The chart below illustrates the trends in the financial health of NB Bancorp, Inc over time, highlighting three key metrics: Total Revenue, Earnings Before Interest and Taxes (EBIT), and Net Income.

The Valuation section provides an overview of how NB Bancorp, Inc is priced in the market compared to other companies in the Banks - Regional industry. It includes key financial ratios that help investors assess whether the stock is undervalued or overvalued.