NB Bancorp Ownership | Who Owns NB Bancorp?
NB Bancorp Ownership Summary
NB Bancorp is owned by 50.33% institutional investors, 15.08% insiders, and 34.59% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 7.75% of NBBK shares.
NBBK Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | NB Bancorp | 50.33% | 15.08% | 34.59% |
| Sector | Financial Services Stocks | 51.64% | 15.54% | 32.82% |
| Industry | Regional Banks Stocks | 53.95% | 12.38% | 33.68% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock funding, inc. /de | 2.88M | 7.75% | $51.46M |
| Pertento partners llp | 2.11M | 5.69% | $37.76M |
| Hotchkis & wiley capital management | 546.51K | 1.47% | $9.76M |
| Marshall wace, llp | 315.46K | 0.85% | $5.63M |
| Hennessy advisors | 180.00K | 0.48% | $3.21M |
| Ejf capital | 167.83K | 0.45% | $3.00M |
| Prospector partners | 167.62K | 0.45% | $2.99M |
| Financial engines advisors | 118.30K | 0.32% | $2.11M |
| Mangrove partners | 103.74K | 0.28% | $1.85M |
| Qube research | 100.67K | 0.27% | $1.80M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Pertento partners llp | 2.11M | 3.38% | $37.76M |
| Ejf capital | 167.83K | 2.39% | $3.00M |
| Stilwell value | 80.00K | 0.70% | $1.43M |
| Summerhaven investment management | 50.83K | 0.59% | $907.75K |
| Prospector partners | 167.62K | 0.34% | $2.99M |
| Great oak capital partners | 61.65K | 0.34% | $1.17M |
| Lynch & associates/in | 56.85K | 0.20% | $1.02M |
| Mangrove partners | 103.74K | 0.20% | $1.85M |
| International assets investment management | 86.90K | 0.13% | $1.55M |
| Hennessy advisors | 180.00K | 0.11% | $3.21M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Marshall wace, llp | 315.46K | 0.01% | 196.84K |
| Pertento partners llp | 2.11M | 3.38% | 135.43K |
| Financial engines advisors | 118.30K | 0.00% | 118.30K |
| Ejf capital | 167.83K | 2.39% | 97.87K |
| Xtx topco | 52.62K | 0.04% | 52.62K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock funding, inc. /de | 2.88M | 0.00% | -259.49K |
| Stieven capital advisors | - | - | -197.04K |
| Endeavour capital advisors | - | - | -164.18K |
| Great oak capital partners | 61.65K | 0.34% | -124.03K |
| Prospector partners | 167.62K | 0.34% | -74.65K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Financial engines advisors | 118.30K | 0.00% | 118.30K | $2.11M |
| Xtx topco | 52.62K | 0.04% | 52.62K | $939.79K |
| Los angeles capital management | 38.46K | 0.00% | 38.46K | $686.84K |
| Y-intercept (hong kong) | 28.80K | 0.01% | 28.80K | $514.28K |
| Susquehanna portfolio strategies | 24.17K | 0.01% | 24.17K | $431.73K |
Sold Out
| Holder | Change |
|---|---|
| Us bancorp \de\ | -13.00 |
| Stephens consulting | -20.00 |
| Parkside financial bank & trust | -25.00 |
| Quadrant capital group | -27.00 |
| Signaturefd | -34.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2025 | 131 | 5.65% | 18,717,658 | 2.03% | 50 | 2.25% | 64 | 8.47% | 45 | 25.00% |
| Mar 31, 2025 | 124 | 6.90% | 18,345,847 | 7.73% | 47 | 2.52% | 59 | 11.32% | 36 | 9.09% |
| Dec 31, 2024 | 119 | 5.31% | 18,099,616 | -4.37% | 46 | 1.99% | 54 | -19.40% | 34 | 47.83% |
| Sep 30, 2024 | 113 | 21.51% | 18,926,132 | 12.96% | 48 | 2.65% | 67 | 4.69% | 23 | 76.92% |
| Jun 30, 2024 | 93 | 66.07% | 16,754,800 | 74.75% | 42 | 7.31% | 64 | 25.49% | 13 | 333.33% |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Aug 11, 2025 | Darcey William | - | Buy | $84.10K |
| Aug 11, 2025 | Darcey William | - | Buy | $2.40K |
| Jul 25, 2025 | EVANGELISTA PAUL A | EVP, Dir Spec. Bank. Ctr. | Buy | $9.20K |
| Jun 09, 2025 | EVANGELISTA PAUL A | EVP, Dir Spec. Bank. Ctr. | Buy | $16.29K |
| Jun 09, 2025 | CAMPANELLI JOSEPH P | President & CEO | Buy | $1.63K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q3 | 3 | - |
| 2025 Q2 | 6 | - |
| 2025 Q1 | 4 | - |
| 2024 Q4 | 1 | - |
| 2024 Q3 | 2 | - |
NBBK Ownership FAQ
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