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NB Bancorp (NBBK) Institutional Ownership

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$18.49 -0.30 (-1.59%)
As of 03:51 PM Eastern
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Institutional Ownership Changes (13F Filings) for NB Bancorp (NASDAQ:NBBK)

Number of
Institutional Buyers
(last 12 months)
72
Total
Institutional Inflows
(last 12 months)
$62.97M
Number of
Institutional Sellers
(last 12 months)
33
Total
Institutional Outflows
(last 12 months)
$38.45M
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NBBK Institutional Buying and Selling by Quarter

NB Bancorp Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
7/21/2025 Hennessy Advisors Inc.180,000$3.22M0.1%-7.7%0.444%
7/17/2025 SummerHaven Investment Management LLC50,826$908K0.6%+1.7%0.125%
7/15/2025 Great Oak Capital Partners LLC61,654$1.17M0.3%-66.8%0.152%
7/15/2025 Public Employees Retirement System of Ohio10,788$193K0.0%N/A0.027%
7/15/2025 Lynch & Associates IN56,851$1.02M0.2%-5.6%0.140%
6/18/2025Voya Investment Management LLC11,601$210K0.0%-9.7%0.029%
5/29/2025Rhumbline Advisers50,805$918K0.0%-34.6%0.125%
5/20/2025Focus Partners Wealth85,320$1.54M0.0%-4.1%0.210%
5/19/2025Jane Street Group LLC54,613$987K0.0%+54.3%0.135%
5/16/2025Goldman Sachs Group Inc.471,423$8.52M0.0%-18.9%1.162%
5/16/2025Millennium Management LLC253,543$4.58M0.0%+13.1%0.606%
5/16/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.23,127$418K0.0%+4.4%0.055%
5/16/2025Integrated Wealth Concepts LLC52,370$946K0.0%-18.7%0.125%
5/16/2025EJF Capital LLC69,963$1.26M0.8%+56.8%0.167%
5/16/2025AQR Capital Management LLC13,998$253K0.0%N/A0.033%
5/15/2025PDT Partners LLC37,286$674K0.0%+78.5%0.089%
5/15/2025Royal Bank of Canada14,926$270K0.0%-7.6%0.036%
5/15/2025Quarry LP1,452$26K0.0%N/A0.003%
5/15/2025Panagora Asset Management Inc.181,282$3.28M0.0%+24.9%0.433%
5/15/2025State of Wyoming11,782$213K0.0%+40.9%0.028%
5/14/2025Rafferty Asset Management LLC32,909$595K0.0%+13.3%0.079%
5/14/2025Hotchkis & Wiley Capital Management LLC526,810$9.52M0.0%-3.1%1.259%
5/14/2025Martingale Asset Management L P15,500$280K0.0%N/A0.037%
5/14/2025Wellington Management Group LLP1,610,589$29.10M0.0%+7.8%3.849%
5/13/2025American Century Companies Inc.25,697$464K0.0%+8.0%0.061%
5/13/2025Piper Sandler & CO.40,000$716K0.5%N/A0.096%
5/12/2025Nuveen LLC132,258$2.39M0.0%N/A0.316%
5/12/2025Invesco Ltd.29,632$535K0.0%+52.1%0.071%
5/12/2025Swiss National Bank78,600$1.42M0.0%+4.8%0.188%
5/9/2025Deutsche Bank AG180,815$3.27M0.0%-1.9%0.432%
5/9/2025Charles Schwab Investment Management Inc.311,436$5.63M0.0%-2.5%0.744%
5/9/2025Vanguard Group Inc.2,108,757$38.11M0.0%+1.1%5.040%
5/2/2025Victory Capital Management Inc.116,199$2.10M0.0%-1.6%0.278%
4/29/2025Aviance Capital Partners LLC35,733$646K0.1%N/A0.085%
4/23/2025International Assets Investment Management LLC54,600$987K0.0%N/A0.130%
4/17/2025 Lynch & Associates IN60,226$1.09M0.2%-11.9%0.144%
4/16/2025 Hennessy Advisors Inc.195,000$3.52M0.1%-4.9%0.466%
4/16/2025 SummerHaven Investment Management LLC49,977$903K0.6%+1.5%0.119%
4/15/2025Northeast Investment Management12,000$217K0.0%N/A0.029%
4/15/2025SG Americas Securities LLC21,871$395K0.0%-14.6%0.052%
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4/14/2025Investment Advisory Group LLC20,000$361K0.1%N/A0.048%
4/8/2025Rhumbline Advisers50,805$918K0.0%-34.6%0.121%
4/7/2025 GAMMA Investing LLC4,987$90K0.0%+1,720.1%0.012%
2/17/2025UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC47,471$857K0.0%-7.4%0.111%
2/17/2025Two Sigma Advisers LP37,400$675K0.0%+259.6%0.088%
2/17/2025Two Sigma Investments LP112,105$2.03M0.0%-11.6%0.262%
2/17/2025State of Wyoming8,361$151K0.0%-22.7%0.020%
2/17/2025Rafferty Asset Management LLC29,046$525K0.0%-48.0%0.068%
2/17/2025ProShare Advisors LLC10,965$198K0.0%N/A0.026%
2/17/2025Nuveen Asset Management LLC99,384$1.80M0.0%+34.9%0.233%
2/17/2025Millennium Management LLC224,170$4.05M0.0%+143.6%0.525%
2/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.22,152$400K0.0%+3.7%0.052%
2/17/2025Janus Henderson Group PLC24,871$449K0.0%-5.0%0.058%
2/17/2025Focus Partners Wealth89,000$1.61M0.0%N/A0.208%
2/17/2025D. E. Shaw & Co. Inc.11,733$212K0.0%N/A0.027%
2/17/2025Deutsche Bank AG184,409$3.33M0.0%+7.7%0.432%
2/17/2025Bank of America Corp DE312,699$5.65M0.0%-39.6%0.732%
2/17/2025BNP Paribas Financial Markets72,820$1.32M0.0%-4.6%0.170%
2/17/2025Ameriprise Financial Inc.79,500$1.44M0.0%+79.5%0.186%
2/14/2025PDT Partners LLC20,883$377K0.0%-32.1%0.049%
2/14/2025Schonfeld Strategic Advisors LLC14,400$260K0.0%N/A0.034%
2/14/2025Northern Trust Corp358,539$6.48M0.0%+4.7%0.839%
2/14/2025Tudor Investment Corp ET AL25,480$460K0.0%-51.6%0.060%
2/14/2025Integrated Wealth Concepts LLC64,404$1.16M0.0%-13.3%0.151%
2/14/2025Price T Rowe Associates Inc. MD15,032$272K0.0%+18.0%0.035%
2/14/2025Tower Research Capital LLC TRC4,433$80K0.0%+87.8%0.010%
2/14/2025MetLife Investment Management LLC24,251$438K0.0%+5.6%0.057%
2/14/2025First Trust Advisors LP26,066$471K0.0%N/A0.061%
2/13/2025Jump Financial LLC23,580$426K0.0%+69.3%0.055%
2/13/2025Barclays PLC77,444$1.40M0.0%-4.5%0.181%
2/13/2025Renaissance Technologies LLC165,500$2.99M0.0%+117.2%0.387%
2/13/2025Invesco Ltd.19,481$352K0.0%+8.0%0.046%
2/13/2025Federated Hermes Inc.9,711$175K0.0%+324.2%0.023%
2/13/2025Wells Fargo & Company MN22,852$413K0.0%+27.8%0.054%
2/12/2025Geode Capital Management LLC880,699$15.91M0.0%-0.5%2.062%
2/12/2025Alliancebernstein L.P.182,250$3.29M0.0%-53.1%0.427%
2/12/2025Pertento Partners LLP1,978,903$35.74M3.0%-16.0%4.633%
2/12/2025JPMorgan Chase & Co.247,482$4.47M0.0%+23.9%0.579%
2/11/2025Corebridge Financial Inc.19,357$350K0.0%-7.0%0.045%
2/11/2025Vanguard Group Inc.2,086,825$37.69M0.0%-9.9%4.886%
2/11/2025 KLP Kapitalforvaltning AS7,100$128K0.0%N/A0.017%
2/11/2025Sei Investments Co.19,103$345K0.0%+34.5%0.045%
2/11/2025American Century Companies Inc.23,794$430K0.0%+67.8%0.056%
2/11/2025Quantbot Technologies LP6,191$112K0.0%+375.5%0.014%
2/10/2025Commonwealth Equity Services LLC18,797$339K0.0%+47.4%0.044%
2/6/2025Victory Capital Management Inc.118,119$2.13M0.0%+23.4%0.277%
2/6/2025Charles Schwab Investment Management Inc.319,436$5.77M0.0%+1.3%0.748%
2/4/2025Bank of New York Mellon Corp101,629$1.84M0.0%+7.9%0.238%
1/30/2025Stieven Capital Advisors L.P.197,043$3.56M0.6%-21.0%0.461%
1/30/2025Rhumbline Advisers77,677$1.40M0.0%+44.4%0.182%
Everyone’s watching Nvidia right now. Here’s why I’m excited. (Ad)

So, unless you’ve been living under a rock, you probably saw the news… Nvidia just signed a $7 BILLION deal with Saudi Arabia to power its new AI empire 🤯 We’re talking about hundreds of thousands of chips, including their latest Grace Blackwell supercomputer.

🎯 Click here to watch the video and get the free ticker XGPT just flagged.
1/17/2025SG Americas Securities LLC25,602$462K0.0%-2.6%0.060%
1/15/2025 Great Oak Capital Partners LLC185,686$3.15M1.1%-4.6%0.435%
1/15/2025 Hennessy Advisors Inc.205,000$3.70M0.1%+24.2%0.480%
12/26/2024JPMorgan Chase & Co.199,804$3.71M0.0%+119.5%0.468%
11/19/2024Barclays PLC81,114$1.51M0.0%+73.0%0.190%
11/16/2024Geode Capital Management LLC885,243$16.43M0.0%+1.9%2.073%
11/15/2024Resources Management Corp CT ADV1,500$28K0.0%N/A0.004%
11/15/2024Barclays PLC81,114$1.51M0.0%+73.0%0.190%
11/15/2024Wellington Management Group LLP1,493,601$27.72M0.0%+24.2%3.497%
11/15/2024State Street Corp994,380$18.46M0.0%+16.5%2.328%
(Data available from 1/1/2016 forward)

NBBK Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of NBBK shares?

During the previous two years, 91 institutional investors and hedge funds held shares of NB Bancorp. The most heavily invested institutionals were Vanguard Group Inc. ($38.11M), Pertento Partners LLP ($35.74M), Wellington Management Group LLP ($29.10M), State Street Corp ($18.46M), Geode Capital Management LLC ($15.91M), Hotchkis & Wiley Capital Management LLC ($9.52M), and Goldman Sachs Group Inc. ($8.52M).Learn more on NB Bancorp's institutional investors.

Which institutional investors have been buying NB Bancorp's stock?

Of the 80 institutional investors that purchased NB Bancorp's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Vanguard Group Inc. ($2.00M), Wellington Management Group LLP ($945.53K), Great Oak Capital Partners LLC ($424.24K), Stieven Capital Advisors L.P. ($368.73K), Hotchkis & Wiley Capital Management LLC ($330.21K), Prospector Partners LLC ($242.27K), and Hennessy Advisors Inc. ($230K).

How much institutional buying is happening at NB Bancorp?

Institutional investors have bought a total of 3,571,700 shares in the last 24 months. This purchase volume represents approximately $62.97M in transactions.

Which of NB Bancorp's major shareholders have been selling company stock?

Of the 33 institutional investors that sold NB Bancorp's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Pertento Partners LLP ($376.84K), Great Oak Capital Partners LLC ($362.59K), Vanguard Group Inc. ($228.04K), Raffles Associates LP ($211.87K), Alliancebernstein L.P. ($206.28K), Bank of America Corp DE ($205.17K), and Stieven Capital Advisors L.P. ($171.69K).

How much institutional selling is happening at NB Bancorp?

Institutional investors have sold a total of 2,159,277 shares in the last 24 months. This volume of shares sold represents approximately $38.45M in transactions.


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This page (NASDAQ:NBBK) was last updated on 7/25/2025 by MarketBeat.com Staff
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