13F

Stock

NB Bancorp, Inc.

NBBK · held by 163 managers

Reported value

$428.9M

Holders

163

+1 new · −1 exited

Holders’ est. mark

$522.6K

Price effect on 6 books still in the name

Largest holder

$61.5M

BlackRock, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BlackRock, Inc.3.1M$61.5M—Held
Pertento Partners LLP2.34M$46.5M—Held
Vanguard2.3M$45.6M—Held
WELLINGTON MANAGEMENT GROUP LLP1.47M$29.2M—Held
State Street1.11M$22.1M—Held
GEODE CAPITAL MANAGEMENT, LLC966.7K$19.2M—Held
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC702K$13.9M—Held
AltraVue Capital, LLC693K$13.7M—Held
GOLDMAN SACHS GROUP INC593.9K$11.8M—Held
Fidelity383.2K$7.6M—Held
Nuveen, LLC346.8K$6.87M—Held
CHARLES SCHWAB INVESTMENT MANAGEMENT INC329.4K$6.53M—Held
NORTHERN TRUST CORP324.3K$6.43M—Held
DIMENSIONAL FUND ADVISORS LP288K$5.71M—Held
ALLIANCEBERNSTEIN L.P.254.2K$5.04M—Held
TWO SIGMA INVESTMENTS, LP252.8K$5.01M—Held
MARSHALL WACE, LLP251.5K$4.98M—Held
Renaissance Technologies251.3K$4.98M—Held
MORGAN STANLEY242.1K$4.8M$264.9KAdded$2.64M
AMERICAN CENTURY COMPANIES INC221.9K$4.4M—Held
BRIDGEWAY CAPITAL MANAGEMENT, LLC193.2K$3.83M—Held
HENNESSY ADVISORS INC181K$3.59M—Held
EJF Capital LP175K$3.47M—Held
Legato Capital Management LLC171.4K$3.4M—Held
Empowered Funds, LLC153.2K$3.04M—Held
PANAGORA ASSET MANAGEMENT INC150.4K$2.98M—Held
Bank of New York Mellon Corp149.2K$2.96M—Held
UBS Group AG146.1K$2.9M—Held
NEW YORK STATE COMMON RETIREMENT FUND144.4K$2.86M—Held
SEI INVESTMENTS CO143.8K$2.85M—Held
FIRST TRUST ADVISORS LP142.1K$2.82M—Held
TWO SIGMA ADVISERS, LP140K$2.77M—Held
Financial Engines Advisors L.L.C.117.7K$2.33M—Held
MANGROVE PARTNERS IM, LLC111.4K$2.21M—Held
Citadel106.5K$2.11M—Held
Icahn Capital105K$2.08M—Held
Focus Partners Wealth91.4K$1.81M—Held
BANK OF AMERICA CORP /DE/90.6K$1.8M$142KAdded$641.8K
INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC86.9K$1.72M—Held
Oppenheimer & Close, LLC83K$1.65M—Held
LOS ANGELES CAPITAL MANAGEMENT LLC90.4K$1.64M—Held
JANE STREET GROUP, LLC81.6K$1.62M—Held
AMERIPRISE FINANCIAL INC78.6K$1.56M—Held
Swiss National Bank77.1K$1.53M—Held
BNP PARIBAS FINANCIAL MARKETS70.9K$1.4M—Held
BARCLAYS PLC70.8K$1.4M$114.7KAdded$469.4K
STILWELL VALUE LLC65K$1.29M—Held
PRINCIPAL FINANCIAL GROUP INC64.5K$1.28M—Held
Invesco Ltd.63.3K$1.26M—Held
Legal & General Group Plc60.6K$1.2M—Held
JPMORGAN CHASE & CO59.2K$1.17M—Held
MILLENNIUM MANAGEMENT LLC54.9K$1.09M—Held
LYNCH & ASSOCIATES/IN54.3K$1.08M—Held
Creative Planning52.5K$1.04M—Held
RHUMBLINE ADVISERS52.2K$1.03M—Held
LAZARD ASSET MANAGEMENT LLC52.2K$1.03M—Held
Round Rock Advisors LLC51.9K$1.03M—Held
NIXON PEABODY TRUST CO48.5K$961.6K—Held
Integrated Wealth Concepts LLC47.6K$943.4K—Held
D. E. Shaw & Co., Inc.45.8K$907.1K—Held
WELLS FARGO & COMPANY/MN45.4K$900.2K—Held
Integrated Quantitative Investments LLC40.9K$811.5K—Held
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC39.2K$776.8K—Held
Verition Fund Management LLC38.3K$758.4K—Held
Aviance Capital Partners, LLC37.2K$736.6K—Held
Mariner, LLC36.4K$720.8K—Held
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM36.1K$715.4K—Held
FEDERATED HERMES, INC.34.2K$678.6K—Held
OCCUDO QUANTITATIVE STRATEGIES LP32.2K$637.3K—Held
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC29K$575.2K—Held
RAFFLES ASSOCIATES LP28.4K$562.4K—Held
Brandywine Global Investment Management, LLC27.5K$544.5K—Held
STATE OF WISCONSIN INVESTMENT BOARD26.6K$528K—Held
Belvedere Trading LLC26.6K$526.8K—Held
Susquehanna Portfolio Strategies, LLC25.4K$502.8K—Held
DEUTSCHE BANK AG\25K$496K—Held
LPL Financial LLC24.3K$482.2K—Held
Rafferty Asset Management, LLC24.2K$479.6K—Held
Quantinno Capital Management LP23.3K$462.2K—Held
MetLife Investment Management, LLC23.1K$458.3K—Held
NORTHEAST INVESTMENT MANAGEMENT23K$455.9K—Held
CITIGROUP INC22.9K$453.6K—Held
Modera Wealth Management, LLC22K$436.3K—Held
COMMONWEALTH EQUITY SERVICES, LLC21.5K$426K—Held
Four Tree Island Advisory LLC21.5K$425.3K—Held
ExodusPoint Capital Management, LP21K$415.5K—Held
Point72 Asset Management, L.P.20.9K$414.3K—Held
Investment Advisory Group, LLC20K$396.4K—Held
&PARTNERS19.8K$393K—Held
Connor, Clark & Lunn Investment Management Ltd.19.8K$391.6K—Held
KESTRA PRIVATE WEALTH SERVICES, LLC19.7K$390.5K—Held
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP18.9K$373.9K—Held
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.18.6K$367.7K—Held
NewEdge Wealth, LLC18.4K$365K—Held
Qube Research & Technologies Ltd17.4K$343.9K—Held
Universal- Beteiligungs- und Servicegesellschaft mbH16.8K$333.9K—Held
MERCER GLOBAL ADVISORS INC /ADV16.7K$331K—Held
Y-Intercept (Hong Kong) Ltd16.7K$330.6K—Held
ROCKLAND TRUST CO16K$316.5K—Held
DAVIS R M INC15.9K$315.7K—Held
Summit Wealth Group, LLC15.3K$304K—Held
JANUS HENDERSON GROUP PLC14.8K$293.2K—Held
Schonfeld Strategic Advisors LLC14.7K$290.4K—Held
INTECH INVESTMENT MANAGEMENT LLC14.3K$282.8K—Held
Bleakley Financial Group, LLC13.7K$270.8K—Held
ROYAL BANK OF CANADA12.4K$246K—Held
MANUFACTURERS LIFE INSURANCE COMPANY, THE12.4K$244.9K—Held
DIVERSIFIED TRUST CO12.3K$243.5K—Held
Farther Finance Advisors, LLC12K$237.9K—Held
MARTINGALE ASSET MANAGEMENT L P11.7K$231.9K—Held
ARIZONA STATE RETIREMENT SYSTEM10.8K$214.6K—Held
AFG FIDUCIARY SERVICES LIMITED PARTNERSHIP11K$214.2K—Held
Gray Private Wealth, LLC10.6K$209.9K—Held
Police & Firemen's Retirement System of New Jersey10.5K$207.9K—Held
GREAT OAK CAPITAL PARTNERS, LLC10.6K$207.7K—Held
BARRETT & COMPANY, INC.10K$198.2K—Held
Harbor Advisors LLC10K$198.2K—Held
Zurcher Kantonalbank (Zurich Cantonalbank)9.68K$191.8K—Held
AlphaQuest LLC9.49K$188K—Held
KLP KAPITALFORVALTNING AS8.3K$164.5K—Held
FLAGSHIP HARBOR ADVISORS, LLC6.44K$127.6K—New
Allworth Financial LP5.83K$115.6K$19Added$115.5K
Russell Investments Group, Ltd.4.34K$86.1K—Held
Larson Financial Group LLC3.63K$71.9K—Held
SHP Wealth Management3.45K$68.5K—Held
Ameritas Investment Partners, Inc.3.42K$67.8K—Held
Tower Research Capital LLC (TRC)2.52K$49.9K—Held
Kestra Advisory Services, LLC2.33K$46.1K—Held
Sterling Capital Management LLC2.3K$45.6K—Held
Rockefeller Capital Management L.P.1.53K$30.3K—Held
OSAIC HOLDINGS, INC.1.31K$26K—Held
EverSource Wealth Advisors, LLC1.29K$25.5K—Held
Tieton Capital Management, LLC524.9K$10.4K—Held
Aquatic Capital Management LLC519$10.3K—Held
GAMMA Investing LLC499$9.89K—Held
Essential Partners LLC494$9.79K$879Added$2.64K
EASTERN BANK288$5.71K—Held
Eurizon Capital SGR S.p.A.275$5.45K—Held
Optiver Holding B.V.212$4.2K—Held
STRS OHIO200$3.96K—Held
IFP Advisors, Inc172$3.41K$119Added$2.44K
Quarry LP115$2.28K—Held
ROTHSCHILD INVESTMENT LLC87$1.72K—Held
QUADRANT CAPITAL GROUP LLC57$1.13K—Held
PNC Financial Services Group, Inc.57$1.13K—Held
Smartleaf Asset Management LLC56$1.12K—Held
American Capital Advisory, LLC50$991—Held
PRICE T ROWE ASSOCIATES INC /MD/39.5K$783—Held
Parallel Advisors, LLC39$773—Held
NISA INVESTMENT ADVISORS, LLC18$357—Held
ACADIAN ASSET MANAGEMENT LLC15.7K$311—Held
HRT FINANCIAL LP15.1K$298—Held
SG Americas Securities, LLC13.1K$259—Held
Cambridge Investment Research Advisors, Inc.10.5K$207—Held
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO6$119—Held
Sunbelt Securities, Inc.5$99—Held
CWM, LLC3.64K$72—Held
True Wealth Design, LLC2$40—Held
Arax Advisory Partners2$40—Held
State of Alaska, Department of Revenue1.63K$32—Held
RESOURCES MANAGEMENT CORP /CT/ /ADV1.5K$30—Held
AMALGAMATED BANK1.25K$25—Held
Covestor Ltd128$3—Held

Who left

Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.