§ BANKING
USD · BankingNBBK
NB BANCORP INC
USDSector · BankingBeta · 0.02
§ 01 · PRICE
Price action
1D5D1M6MYTD1YMAX
§ 03 · SIGNAL STACK · WHAT THE INPUTS SAY
13F FLOW
83 increased/new, 49 decreased/exited (13F)
AC 13F Analysis
§ 04 · FUNDAMENTALS · THE BOOKS
| P/E | 15.8 | P/B | 0.98 |
| EPS (TTM) | 1.52 |
§ 05 · WHO OWNS IT
Top institutional holders
| Fund | Shares | % port | Δ Q/Q |
|---|---|---|---|
| BlackRock | 3.1M | 0.0% | −1% |
| Pertento Partners LLP | 2.2M | 3.4% | −6% |
| VANGUARD CAPITAL MANAGEMENT LLC | 1.7M | n/a | n/a |
| AltraVue Capital, LLC | 1.3M | 2.4% | +88% |
| State Street | 1.3M | 0.0% | +16% |
| Geode Capital Management | 1.1M | 0.0% | +14% |
◇ AC INTELLIGENCE
Top institutional owners for NBBK as of the most recent 13F reporting period (Q1 2026 · Period ended Mar 31). Δ Q/Q reflects share-count change vs. the prior filing — positive green means adding, negative red means trimming. Cross-reference with the ownership-mix bars below to see which strategy cohort is driving the flow.
§ 06 · WHO OWNS IT · BY STRATEGY
OTHER45.1% · 0 holders
OTHER29.8% · 117 holders
PASSIVE / INDEX10.7% · 8 holders
DEALER / BANK7.1% · 20 holders
QUALITY / COMPOUNDER4.7% · 13 holders
INCOME / DEFENSIVE0.9% · 8 holders
SYSTEMATIC / QUANT0.8% · 6 holders
TACTICAL / MACRO0.7% · 2 holders
ACTIVIST0.2% · 1 holder
GROWTH / MOMENTUM0.1% · 1 holder
◇ AC INTELLIGENCE
Ownership mix by behavioral cohort. Top bars indicate which style of capital dominates the float — passive indexing, quality compounders, dealer/bank, systematic quant, etc. Big quality-compounder share means concentrated active conviction; heavy passive share means flows are dictated by index rebalances, not fundamentals.
§ 07 · INSIDER ACTIVITY · LAST 180 DAYS
NO INSIDER FILINGS
◇ AC INTELLIGENCE
No Form 4 filings on record for NBBK in the last 180 days.
§ 08 · COVERAGE · OUR RECENT NOTES
No notes mention NBBK yet.