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NB Bancorp (NBBK) Stock Chart & Stock Price History

NB Bancorp logo
$22.78 +0.12 (+0.53%)
Closing price 04:00 PM Eastern
Extended Trading
$22.78 -0.01 (-0.02%)
As of 05:08 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.

NB Bancorp Stock Price Performance

The NB Bancorp (NBBK) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 20.15%, with a year-to-date return of 14.93%. In the past month, the stock has increased 0.18%, reflecting recent market activity.

As of the latest close, NB Bancorp traded at $22.66 with a market cap of $992.92 million and volume of 264,657 shares.

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5 Day
Performance
-0.04%
1 Month
Performance
+0.18%
3 Month
Performance
+13.16%
Year-To-Date
Performance
+14.93%
1 Year
Performance
+20.15%

NBBK Stock Chart for Friday, September, 18, 2026

NB Bancorp Stock Price History

DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
09/17/2026$22.73$22.66
-0.31%
$23.17$22.62264,657 shs$992.92 million
09/16/2026$22.84$22.73
-0.48%
$22.87$22.41267,030 shs$996.03 million
09/15/2026$22.89$22.84
-0.22%
$22.93$22.58215,958 shs$1.00 billion
09/14/2026$22.79$22.89
+0.44%
$23.25$22.69265,075 shs$1.00 billion
09/11/2026$22.86$22.79
-0.31%
$23.25$22.61178,664 shs$998.61 million
09/10/2026$22.88$22.86
-0.09%
$22.98$22.57200,925 shs$1.00 billion
09/09/2026$23.00$22.88
-0.52%
$23.03$22.69301,820 shs$1.00 billion
09/08/2026$23.16$23.00
-0.69%
$23.16$22.78306,090 shs$1.01 billion
09/07/2026$23.16$23.16$23.21$22.79250,581 shs$1.01 billion
09/04/2026$22.97$23.16
+0.83%
$23.21$22.79250,581 shs$1.01 billion
09/03/2026$22.60$22.97
+1.64%
$22.97$22.70227,440 shs$1.01 billion
09/02/2026$22.04$22.60
+2.54%
$22.80$22.11301,605 shs$990.29 million
09/01/2026$22.33$22.04
-1.30%
$22.39$21.98372,225 shs$965.79 million
08/31/2026$22.46$22.33
-0.58%
$22.45$22.12217,344 shs$978.50 million
08/28/2026$22.36$22.46
+0.45%
$22.75$21.33250,744 shs$984.20 million
08/27/2026$22.30$22.36
+0.27%
$22.44$21.81292,308 shs$979.82 million
08/26/2026$22.43$22.30
-0.58%
$22.52$22.15191,192 shs$977.19 million
08/25/2026$22.51$22.43
-0.36%
$22.53$22.27245,403 shs$982.88 million
08/24/2026$21.98$22.51
+2.41%
$22.58$21.96260,577 shs$986.39 million
08/21/2026$21.98$21.98$22.34$21.75388,234 shs$963.16 million
08/20/2026$21.90$21.98
+0.37%
$22.05$21.53417,478 shs$963.16 million
08/19/2026$22.74$21.90
-3.69%
$22.71$21.88444,306 shs$959.66 million
08/18/2026$22.91$22.74
-0.74%
$23.00$22.62448,593 shs$996.47 million
08/17/2026$22.98$22.91
-0.30%
$23.00$22.78408,559 shs$1.01 billion

This page (NASDAQ:NBBK) was last updated on 9/18/2026 by MarketBeat.com Staff.
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