13FBOX
NB BANCORP INC · 13F Institutional Holdings
Options Calculator Rankings

NB BANCORP INC

NBBK
Institutions
161
Combined AUM (Q2 2026)
$478.5M
Combined Shares (Q2 2026)
22.6M
Overall Trend
Decrease
All institutions combined
📥 Inflow (Q1 2026→Q2 2026)
+2.7M
82 · 15 New Buys · ≈
📤 Outflow (Q1 2026→Q2 2026)
-2.9M
76 · 28 Exit · ≈
⚖️ Net
-139,377
Net Sell
💰 Net Value
≈ —
est. price
Latest AUM (Q2 2026)
$478.5M
Institutions
161
New Buys
15
Adds
67
Reduces
48
Exits
28
Unchanged
31
Ownership TrendPortfolio %Prev Q %RankQ2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
BlackRock, Inc.
<0.01%<0.01%#79$70.4M3.3M$65.0M3.1M+247,322+8.02%Add
VANGUARD CAPITAL MANAGEMENT LLC
<0.01%<0.01%#94$35.3M1.7M$35.9M1.7M-33,093-1.94%Reduce
AltraVue Capital, LLC
2.52%2.37%#2$35.0M1.7M$27.5M1.3M+351,028+26.92%Add
Pertento Partners LLP
1.68%3.4%#3$31.2M1.5M$46.5M2.2M-730,896-33.12%Reduce
STATE STREET CORP
<0.01%<0.01%#85$31.1M1.5M$27.3M1.3M+178,228+13.78%Add
GEODE CAPITAL MANAGEMENT, LLC
<0.01%<0.01%#71$24.4M1.2M$23.2M1.1M+54,287+4.94%Add
DIMENSIONAL FUND ADVISORS LP
<0.01%<0.01%#48$15.9M753,320$11.0M522,384+230,936+44.21%Add
GOLDMAN SACHS GROUP INC
<0.01%<0.01%#78$12.1M571,954$14.6M691,668-119,714-17.31%Reduce
Tieton Capital Management, LLC
3.32%3.91%#1$11.5M546,600$11.7M553,570-6,970-1.26%Reduce
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC
0.03%0.03%#27$10.6M501,172$9.5M450,772+50,400+11.18%Add
Nuveen, LLC
<0.01%<0.01%#50$10.5M498,869$10.3M488,033+10,836+2.22%Add
FMR LLC
<0.01%<0.01%#107$10.5M497,305$9.2M437,725+59,580+13.61%Add
VANGUARD PORTFOLIO MANAGEMENT LLC
<0.01%<0.01%#111$8.4M397,046$8.1M386,132+10,914+2.83%Add
Legato Capital Management LLC
0.64%#5$7.7M366,090$00+366,090New Buy
NORTHERN TRUST CORP
<0.01%<0.01%#87$7.6M360,492$7.1M335,360+25,132+7.49%Add
CITADEL ADVISORS LLC
<0.01%<0.01%#88$7.5M355,114$3.5M165,471+189,643+114.61%Add
NEW YORK STATE COMMON RETIREMENT FUND
0.01%0.01%#35$7.3M346,155$5.5M260,585+85,570+32.84%Add
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
<0.01%<0.01%#86$6.7M318,612$6.7M318,365+247+0.08%Add
TWO SIGMA INVESTMENTS, LP
<0.01%0.01%#43$5.9M277,027$7.8M371,807-94,780-25.49%Reduce
AMERICAN CENTURY COMPANIES INC
<0.01%<0.01%#52$5.5M261,866$5.6M263,656-1,790-0.68%Reduce
VANGUARD FIDUCIARY TRUST CO
<0.01%<0.01%#73$5.4M253,951$5.4M254,038-87-0.03%Reduce
MORGAN STANLEY
<0.01%<0.01%#119$4.8M229,194$2.2M122,069+107,125+87.76%Add
BRIDGEWAY CAPITAL MANAGEMENT, LLC
0.08%0.09%#19$4.7M221,399$4.4M208,394+13,005+6.24%Add
Empowered Funds, LLC
0.02%0.02%#29$3.8M181,399$3.5M168,394+13,005+7.72%Add
HENNESSY ADVISORS INC
0.12%0.14%#14$3.8M178,000$3.8M180,000-2,000-1.11%Reduce
Bank of New York Mellon Corp
<0.01%<0.01%#99$3.6M171,541$3.1M148,066+23,475+15.85%Add
D. E. Shaw & Co., Inc.
<0.01%<0.01%#65$3.2M149,931$1.5M70,385+79,546+113.02%Add
SEI INVESTMENTS CO
<0.01%0.01%#49$3.0M142,346$6.4M302,181-159,835-52.89%Reduce
FIRST TRUST ADVISORS LP
<0.01%<0.01%#61$3.0M142,253$3.0M140,264+1,989+1.42%Add
UBS Group AG
<0.01%<0.01%#112$3.0M140,405$1.6M76,120+64,285+84.45%Add
INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC
0.09%0.19%#17$2.8M131,013$2.8M131,01300.00%Unchanged
RENAISSANCE TECHNOLOGIES LLC
<0.01%0.01%#45$2.8M131,440$5.6M263,906-132,466-50.19%Reduce
ALLIANCEBERNSTEIN L.P.
<0.01%<0.01%#84$2.7M130,219$2.6M130,21900.00%Unchanged
PANAGORA ASSET MANAGEMENT INC
0.01%0.01%#36$2.7M129,355$3.2M150,096-20,741-13.82%Reduce
Qube Research & Technologies Ltd
<0.01%<0.01%#51$2.7M127,236$3.7M175,066-47,830-27.32%Reduce
Financial Engines Advisors L.L.C.
<0.01%0.01%#42$2.7M126,788$2.6M125,723+1,065+0.85%Add
MARSHALL WACE, LLP
<0.01%#57$2.6M123,112$00+123,112New Buy
AQR CAPITAL MANAGEMENT LLC
<0.01%<0.01%#89$2.5M116,349$2.7M128,821-12,472-9.68%Reduce
MANGROVE PARTNERS IM, LLC
0.15%0.19%#13$2.4M111,356$2.3M111,35600.00%Unchanged
Invesco Ltd.
<0.01%<0.01%#127$2.1M97,941$2.1M101,244-3,303-3.26%Reduce
SUSQUEHANNA INTERNATIONAL GROUP, LLP
<0.01%<0.01%#130$1.8M85,400$3.9M184,193-98,793-53.64%Reduce
Oppenheimer & Close, LLC
1.11%1.1%#4$1.8M82,999$1.7M82,99900.00%Unchanged
MILLENNIUM MANAGEMENT LLC
<0.01%<0.01%#100$1.7M81,447$3.3M158,243-76,796-48.53%Reduce
Integrated Wealth Concepts LLC
0.01%0.01%#37$1.7M78,691$1.0M47,927+30,764+64.19%Add
Swiss National Bank
<0.01%<0.01%#90$1.6M77,100$1.6M77,10000.00%Unchanged
CREDIT AGRICOLE S A
<0.01%<0.01%#47$1.5M70,000$1.5M70,00000.00%Unchanged
MACKENZIE FINANCIAL CORP
<0.01%<0.01%#69$1.4M67,441$1.1M50,897+16,544+32.50%Add
Creative Planning
<0.01%<0.01%#92$1.4M67,320$1.5M70,906-3,586-5.06%Reduce
Round Rock Advisors LLC
0.18%0.21%#11$1.4M66,530$1.4M66,467+63+0.09%Add
Focus Partners Wealth
<0.01%<0.01%#66$1.4M65,728$2.0M92,809-27,081-29.18%Reduce

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow