NB Bancorp (NBBK) Short Interest Ratio & Short Volume $18.44 -0.12 (-0.65%) Closing price 08/14/2025 04:00 PM EasternExtended Trading$18.43 -0.01 (-0.03%) As of 08/14/2025 04:47 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 Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock NB Bancorp Short Interest DataNB Bancorp (NBBK) has a short interest of 1.94 million shares, representing 5.87% of the float (the number of shares available for trading by the public). This marks a 2.11% increase in short interest from the previous month. The short interest ratio (days to cover) is 7.0, indicating that it would take 7.0 days of the average trading volume of 195,309 shares to cover all short positions.Current Short Interest1,940,000 sharesPrevious Short Interest1,900,000 sharesChange Vs. Previous Month+2.11%Dollar Volume Sold Short$33.43 millionShort Interest Ratio7.0 Days to CoverLast Record DateJuly 31, 2025Outstanding Shares39,830,000 sharesFloat Size33,070,000 sharesShort Percent of Float5.87%Today's Trading Volume137,957 sharesAverage Trading Volume195,309 sharesToday's Volume Vs. Average71% Short Selling NB Bancorp? Sign up to receive the latest short interest report for NB Bancorp and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartNBBK Short Interest Over TimeNBBK Days to Cover Over TimeNBBK Percentage of Float Shorted Over Time NB Bancorp Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 7/31/20251,940,000 shares $33.43 million +2.1%5.9%7 $17.23 7/15/20251,900,000 shares $35.72 million -2.1%5.8%6.8 $18.80 6/30/20251,940,000 shares $34.65 million +18.3%5.6%7 $17.86 6/15/20251,640,000 shares $26.60 million +27.1%4.7%6.4 $16.22 5/31/20251,290,000 shares $21.89 million +3.2%3.7%5.5 $16.97 5/15/20251,250,000 shares $22.20 million -1.6%3.6%5.8 $17.76 4/30/20251,270,000 shares $21.78 million +25.7%3.8%5.7 $17.15 4/15/20251,010,000 shares $16.45 million -17.2%2.9%4 $16.29 3/31/20251,220,000 shares $22.05 million +24.5%3.6%4.8 $18.07 3/15/2025980,300 shares $18.20 million +7.3%2.9%3.9 $18.57 Get the Latest News and Ratings for NBBK and Related StocksEnter your email address below to receive the latest news and analysts' ratings for NB Bancorp and its competitors with MarketBeat's FREE daily newsletter. 2/28/2025913,400 shares $17.65 million -17.7%2.4%4 $19.32 2/15/20251,110,000 shares $21.40 million -5.1%2.9%5.2 $19.28 1/31/20251,170,000 shares $22.42 million -10.0%3.1%5.5 $19.16 1/15/20251,300,000 shares $23.18 million -7.8%3.4%6.7 $17.83 12/31/20241,410,000 shares $25.46 million -18.0%3.7%8.6 $18.06 12/15/20241,720,000 shares $35.02 million -1.7%4.5%10.8 $20.36 11/30/20241,750,000 shares $35.25 million -3.9%4.6%11.2 $20.14 11/15/20241,820,000 shares $36.36 million -4.2%4.8%10.8 $19.98 10/31/20241,900,000 shares $35.89 million -9.5%4.5%11 $18.89 10/15/20242,100,000 shares $39.14 million -5.0%5.0%10 $18.64 9/30/20242,210,000 shares $41.02 million -6.0%5.3%8.2 $18.56 9/15/20242,350,000 shares $42.68 million -0.8%5.6%5.7 $18.16 8/31/20242,370,000 shares $44.75 million -4.1%5.6%5.8 $18.88 8/15/20242,470,000 shares $44.06 million +1.2%5.9%6.1 $17.84 7/31/20242,440,000 shares $46.65 million -0.4%5.8%5.7 $19.12 7/15/20242,450,000 shares $40.67 million +154.0%5.8%5.9 $16.60 6/30/2024964,700 shares $14.55 million +75.9%2.3%2.7 $15.08 6/15/2024548,400 shares $7.99 million +18.2%1.3%2.2 $14.57 5/31/2024464,000 shares $7.02 million -30.6%1.1%1.5 $15.12 5/15/2024668,800 shares $10.45 million +1.4%1.6%2.1 $15.62 4/30/2024659,700 shares $9.64 million -14.5%1.6%2 $14.62 4/15/2024771,400 shares $10.38 million -8.1%1.8%2.3 $13.46 3/31/2024838,900 shares $11.46 million +339.7%2.0%2.1 $13.66 3/15/2024190,800 shares $2.67 million +51.2%0.5%0.3 $13.97 2/29/2024126,200 shares $1.77 million +21.2%0.3%0.2 $14.00 2/15/2024104,100 shares $1.46 million +13.4%0.3%0.2 $14.03 1/31/202491,800 shares $1.28 million No Change0.2%0.1 $13.99 NBBK Short Interest - Frequently Asked Questions What is NB Bancorp's current short interest? Short interest is the volume of NB Bancorp shares that have been sold short but have not yet been covered or closed out. As of July 31st, traders have sold 1,940,000 shares of NBBK short. 5.87% of NB Bancorp's shares are currently sold short. Learn More on NB Bancorp's current short interest. What is a good short interest ratio for NB Bancorp? The short interest ratio, also known as the "days to cover ratio", is calculated by dividing the number of shares of a stock sold short divided by its average trading volume. A short interest ratio ranging between 1 and 4 generally indicates strong positive sentiment about a stock and a lack of short sellers. A short interest ratio of 10 or greater indicates strong pessimism about a stock. NBBK shares currently have a short interest ratio of 7.0. Learn More on NB Bancorp's short interest ratio. What is a good short interest percentage for NB Bancorp? Companies that have a short interest as a percentage of float below 10% indicates positive investor sentiment and few short sellers. Stocks with a short interest percentage above 10% is considered high, suggesting some investors are pessimistic about the stock. Companies with a short interest percentage of 20% or more indicates widespread negative sentiment. 5.87% of NB Bancorp's floating shares are currently sold short. Is NB Bancorp's short interest increasing or decreasing? NB Bancorp saw a increase in short interest in the month of July. As of July 31st, there was short interest totaling 1,940,000 shares, an increase of 2.1% from the previous total of 1,900,000 shares. Changes in short volume can be used to identify positive and negative investor sentiment. Investors that short sell a stock are betting that its price will decline in the future. An increase in short sale volume suggests bearish (negative) sentiment among investors. A decrease on short sale volume suggests bullish (positive) sentiment. What is NB Bancorp's float size? NB Bancorp currently has issued a total of 39,830,000 shares. Some of NB Bancorp's outstanding shares are available for trading, while others are subject to various restrictions. The public float, also referred to as floating shares or "the float", are shares that publicly owned, unrestricted and available to trade on the open market. NB Bancorp currently has a public float of 33,070,000 shares. How does NB Bancorp's short interest compare to its competitors? 5.87% of NB Bancorp's shares are currently sold short. Here is how the short interest of companies in the industry of "banking" compare to NB Bancorp: Bread Financial Holdings, Inc. (9.04%), Cleanspark, Inc. (21.94%), Enova International, Inc. (8.39%), Park National Co. (2.39%), FB Financial Corporation (2.42%), Dave Inc. (9.89%), Lufax Holding Ltd. Sponsored ADR (1.50%), Pagaya Technologies Ltd. (28.54%), PPDAI Group Inc. Sponsored ADR (5.48%), Hut 8 Corp. (16.35%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($70.87 billion), Invesco QQQ ($30.12 billion), iShares Russell 2000 ETF ($19.85 billion), iShares 20+ Year Treasury Bond ETF ($10.34 billion), MicroStrategy Incorporated ($8.98 billion), iShares iBoxx $ Investment Grade Corporate Bond ETF ($7.61 billion), SPDR S&P Biotech ETF ($6.81 billion), Invesco S&P 500 Equal Weight ETF ($6.14 billion), Palo Alto Networks, Inc. ($5.97 billion), and Super Micro Computer, Inc. ($5.28 billion). View all of the most shorted stocks. What does it mean to sell short NB Bancorp stock? Short selling NBBK is an investing strategy that aims to generate trading profit from NB Bancorp as its price is falling. NBBK shares are trading down $0.12 today. To short a stock, an investor borrows shares, sells them and buys the shares back on the public market later to return it to the lender. Short sellers are betting that a stock will decline in price. If the stock does drop after selling, the short seller buys it back at a lower price and returns it to the lender. The difference between the sell price and the buy price is the trader's profit. How does a short squeeze work against NB Bancorp? A short squeeze for NB Bancorp occurs when it has a large amount of short interest and its stock increases in price. This forces short sellers to cover their short interest positions by buying actual shares of NBBK, which in turn drives the price of the stock up even further. How often is NB Bancorp's short interest reported? Short interest is typically published by a stock exchange once per month. However, NASDAQ publishes a report for U.S. stocks, including NBBK, twice per month. The most recent reporting period available is July, 31 2025. More Short Interest Resources from MarketBeat Related Companies Bread Financial Short Squeeze Cleanspark Short Squeeze Enova International Short Squeeze Park National Short Squeeze FB Financial Short Squeeze Dave Short Squeeze Lufax Short Squeeze Pagaya Technologies Short Squeeze PPDAI Group Short Squeeze Hut 8 Short Squeeze Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:NBBK) was last updated on 8/15/2025 by MarketBeat.com Staff From Our PartnersTrump’s national nightmare is herePorter Stansberry and Jeff Brown say a new U.S. national emergency is already underway — and it could trigger ...Porter & Company | SponsoredAlex’s “Next Magnificent Seven” stocksThe original “Magnificent Seven” turned $7K into $1.18 million. 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