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RHUMBLINE ADVISERS

Position in NBBK — NB Bancorp, Inc.

CIK 1115418 BOSTON, MA

Position in NBBK

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$1,113,339
-$7,058 QoQ
Shares Held
52,690
-0.9% QoQ
Ownership
0.120%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#52
of 160 holders
Holding Since
Jun 2024
9 quarters on record
Voting authority Sole 18% Shared 0% None 82%

Common Shares in NBBK Over Time

Shares Held

Position Value (USD)

Position in Banks - Regional

Financial Services · as of Jun 30, 2026

RHUMBLINE ADVISERS holds $2,111,347,850 across 280 Banks - Regional names. NBBK ranks #143 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in NBBK

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9 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,113,339 52,690
2026-03-31 $1,120,397 53,175
2025-12-31 $1,034,822 52,211
2025-09-30 $938,574 53,177
2025-06-30 $1,080,869 60,519
2025-03-31 $918,046 50,805
2024-12-31 $1,402,846 77,677
2024-09-30 $998,657 53,807
2024-06-30 $816,868 54,169