NB BANCORP INC

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NBBK·63945M107·US·Common Stock·Financial Services - Banks - Regional-13D/G

NBBK (NB BANCORP INC) is held by 93 institutional investors as of Q2 2026. Largest holders: BlackRock, Inc. ($70.4M), VANGUARD CAPITAL MANAGEMENT LLC ($35.3M), STATE STREET CORP ($31.1M). Net institutional sentiment: Mixed.

93

Holders

(9 Elite)

$353.2M

Total Value

55% (94)

Consensus

52 buying - 42 selling

13F: Jun 30, 2026Insider & Congress: Updated regularly

Smart Money Verdict

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Institutional (13F)85

Insider (Form 4)33

Activist (13D/13G)68

Congressional (STOCK Act)45

Holder Quality

76

★★★★★

Elite

34

★★★★

Strong

84

★★★

Solid

42

★★

Below

35

★

Weak

Held by 93 funds

9 elite

Who's Trading

Source dates: Price Aug 28, 2026 · Insiders Aug 21, 2026 · Activists May 15, 2026 · Congress none

InsiderCPCAMPANELLI JOSEPH PBuy $44KAug 20, 2026

InsiderLJLapointe Jean-PierreBuy $4KAug 20, 2026

InsiderHKHenkin KevinSell $46KAug 14, 2026

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Top Holders

Top Holders (93)History

AllNewIncreasedHeldDecreasedExited

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Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Increased	3.3M(+8.0%)	$70.4M	0.0%	+23.75%	32
VAVANGUARD CAPITAL MANAGEMENT LLC	Decreased	1.7M(-1.9%)	$35.3M	0.0%	+7.29%	0
STATE STREET CORP	Increased	1.5M(+13.8%)	$31.1M	0.0%	+33.19%	33
GEODE CAPITAL MANAGEMENT, LLC	Increased	1.2M(+4.9%)	$24.4M	0.0%	+41.84%	30
DIMENSIONAL FUND ADVISORS LP	Increased	753,320(+44.2%)	$15.9M	0.0%	+9.69%	38
GOLDMAN SACHS GROUP INC	Decreased	571,954(-17.3%)	$12.1M	0.0%	+22.34%	0
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC	Increased	501,172(+11.2%)	$10.6M	0.0%	+23.21%	31
Nuveen, LLC	Increased	498,869(+2.2%)	$10.5M	0.0%	+14.47%	28
FMR LLC	Increased	497,305(+13.6%)	$10.5M	0.0%	+20.13%	31
VPVANGUARD PORTFOLIO MANAGEMENT LLC	Increased	397,046(+2.8%)	$8.4M	0.0%	+7.27%	28
NORTHERN TRUST CORP	Increased	360,492(+7.5%)	$7.6M	0.0%	+27.79%	30
NEW YORK STATE COMMON RETIREMENT FUND	Increased	346,155(+32.8%)	$7.3M	0.0%	+10.73%	35
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Increased	318,612(+0.1%)	$6.7M	0.0%	+53.03%	27
CITADEL ADVISORS LLC	Increased	289,814(+149.0%)	$6.1M	0.0%	+11.80%	44
TWO SIGMA INVESTMENTS, LP	Decreased	277,027(-25.5%)	$5.9M	0.0%	+20.36%	0
AMERICAN CENTURY COMPANIES INC	Decreased	261,866(-0.7%)	$5.5M	0.0%	+19.73%	0
VFVANGUARD FIDUCIARY TRUST CO	Decreased	253,951(-0.0%)	$5.4M	0.0%	+7.29%	0
MORGAN STANLEY	Decreased	229,194(-18.1%)	$4.8M	0.0%	+20.44%	0
Empowered Funds, LLC	Increased	181,399(+7.7%)	$3.8M	0.0%	—	29
Bank of New York Mellon Corp	Increased	171,541(+15.8%)	$3.6M	0.0%	+30.40%	31

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NBBKNB BANCORP INC

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High Conviction Moves-Smart Money Convergence-Fund Consensus-Double-Down Detection

Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer