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NB Bancorp

176 hedge funds and large institutions have $486M invested in NB Bancorp in 2026 Q1 according to their latest regulatory filings, with 33 funds opening new positions, 64 increasing their positions, 44 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed

1,289% more call options, than puts

Call options by funds: $3.57M | Put options by funds: $257K

100% more funds holding in top 10

Funds holding in top 10: 12 (+1)

94% more first-time investments, than exits

New positions opened: 33 | Existing positions closed: 17

45% more repeat investments, than reductions

Existing positions increased: 64 | Existing positions reduced: 44

10% more capital invested

Capital invested by funds: $441M → $486M (+$45.1M)

9% more funds holding

Funds holding: 162176 (+14)

5.29% less ownership

Funds ownership: 55.9%50.61% (-5.3%)

Holders
176
Holders Change
+14
Holders Change %
+8.64%
% of All Funds
2.17%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.02%
New
33
Increased
64
Reduced
44
Closed
17
Calls
$3.57M
Puts
$257K
Net Calls
+$3.31M
Net Calls Change
-$1.84M
Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$65M -$411K -19,548 -0.6%
PP
2
Pertento Partners
United Kingdom
$46.5M -$2.88M -137,110 -6%
VCM
3
Vanguard Capital Management
Pennsylvania
$35.9M +$35.8M +1,703,928 New
AC
4
AltraVue Capital
Washington
$27.5M +$12.8M +611,080 +88%
State Street
5
State Street
Massachusetts
$27.3M +$3.77M +179,159 +16%
Geode Capital Management
6
Geode Capital Management
Massachusetts
$23.2M +$2.78M +132,268 +14%
Wellington Management Group
7
Wellington Management Group
Massachusetts
$15M -$16M -761,189 -52%
Goldman Sachs
8
Goldman Sachs
New York
$14.6M +$2.06M +97,780 +16%
TCM
9
Tieton Capital Management
Washington
$11.7M +$602K +28,635 +5%
Dimensional Fund Advisors
10
Dimensional Fund Advisors
Texas
$11M +$4.93M +234,356 +81%
N
11
Nuveen
North Carolina
$10.3M +$2.97M +141,254 +41%
Hotchkis & Wiley Capital Management
12
Hotchkis & Wiley Capital Management
California
$9.5M -$5.28M -251,220 -36%
Fidelity Investments
13
Fidelity Investments
Massachusetts
$9.22M +$1.15M +54,513 +14%
VPM
14
Vanguard Portfolio Management
Pennsylvania
$8.14M +$8.12M +386,132 New
Two Sigma Investments
15
Two Sigma Investments
New York
$7.83M +$2.5M +118,962 +47%
Northern Trust
16
Northern Trust
Illinois
$7.07M +$232K +11,047 +3%
Charles Schwab
17
Charles Schwab
California
$6.71M -$232K -11,033 -3%
SEI Investments
18
SEI Investments
Pennsylvania
$6.37M +$3.33M +158,397 +110%
Morgan Stanley
19
Morgan Stanley
New York
$5.9M +$793K +37,738 +16%
LCM
20
Legato Capital Management
California
$5.82M +$2.2M +104,709 +61%
Renaissance Technologies
21
Renaissance Technologies
New York
$5.56M +$266K +12,632 +5%
American Century Companies
22
American Century Companies
Missouri
$5.56M +$879K +41,801 +19%
New York State Common Retirement Fund
23
New York State Common Retirement Fund
New York
$5.49M +$2.44M +116,200 +80%
VFT
24
Vanguard Fiduciary Trust
Pennsylvania
$5.35M +$5.34M +254,038 New
BCM
25
Bridgeway Capital Management
Texas
$4.39M +$321K +15,244 +8%