NB Bancorp, Inc. company logo
NB Bancorp, Inc. logo

NB Bancorp, Inc. (NBBK) stock Relative Strength Index

14-Day RSI

53.942.53+4.92%

Summary

Current Value
As of today, NBBK 14-day RSI is 53.94, up +4.92% on
Current Value Category
Based on its current 14-day relative strength index, NBBK falls into the strengthening momentum category
1-Year High
NBBK 14-day RSI reached a 1-year high of 76.25 on
1-Year Low
NBBK 14-day RSI reached a 1-year low of 27.21 on

RSI Chart

SUGGESTED SERIES

Performance

NBBK Performance
MetricDateValue1D1M3MYTD1Y3Y5Y
53.94+4.9%-6.5%+9.3%+29.4%-7.6%
Price$22.78+0.5%+0.2%+13.2%+14.9%+20.1%
$21.19+0.1%+2.0%+6.0%+16.9%+17.1%
$22.39+0.2%+3.8%+9.7%+15.2%+22.1%
$22.63+0.2%-0.4%+12.7%+9.4%+20.8%
0.410.0%-8.9%-33.9%-35.9%-45.3%
$0.49-1.3%+8.2%+8.5%+6.1%+13.2%
8.09%-30.3%-28.9%-47.6%-37.1%-61.2%
20.16%-0.3%-18.5%-10.6%+29.4%-5.8%
22.79%0.0%-2.9%-25.8%-9.6%-13.4%
26.00%-0.5%-0.3%-3.1%-4.5%-8.9%

RSI Highs

NBBK 14-Day RSI Highs Comparison
PeriodHighDateCurrent
1M62.19-13.3%
3M72.57-25.7%
6M72.57-25.7%
1Y76.25-29.3%
3Y83.91-35.7%
5Y83.91-35.7%
All83.91-35.7%

RSI Lows

NBBK 14-Day RSI Lows Comparison
PeriodLowDateCurrent
1M43.29+24.6%
3M43.29+24.6%
6M27.21+98.2%
1Y27.21+98.2%
3Y0.00N/A
5Y0.00N/A
All0.00N/A

RSI History

DateValueChange
53.94+29.4%
41.68+29.6%
DateValueChange
32.17>+9,900.0%
0.00-

FAQ

What is the current 14-day RSI of NBBK?
As of today, NBBK 14-day RSI is 53.94
What 14-day RSI category does NBBK fall into?
Based on its current 14-day relative strength index, NBBK falls into the strengthening momentum category
What is NBBK 14-day RSI 1-year high?
NBBK 14-day RSI reached a 1-year high of 76.25 on December 18, 2025
What is NBBK 14-day RSI 1-year low?
NBBK 14-day RSI reached a 1-year low of 27.21 on April 23, 2026

Data Sources & References

  1. NBBK Official Website www.needhambank.com
  2. Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1979330/000110465926005790/0001104659-26-005790-index.htm
  3. NBBK Profile on Yahoo Finance finance.yahoo.com/quote/NBBK
  4. NBBK Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/nbbk