Oppenheimer & Close’s NB Bancorp NBBK Stock Holding History

Oppenheimer & Close’s Portfolio NBBK Stock Details NBBK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.75M	Hold	82,999	–	–	1.11%	27
2026 Q1	$1.75M	Hold	82,999	–	–	1.1%	29
2025 Q4	$1.65M	Hold	82,999	–	–	1.12%	26
2025 Q3	$1.46M	Hold	82,999	–	–	0.99%	31
2025 Q2	$1.48M	Hold	82,999	–	–	1.14%	29
2025 Q1	$1.5M	Hold	82,999	–	–	1.24%	29
2024 Q4	$1.5M	Hold	82,999	–	–	1.23%	29
2024 Q3	$1.54M	Hold	82,999	–	–	1.23%	29
2024 Q2	$1.25M	Hold	82,999	–	–	1.1%	31
2024 Q1	$1.13M	Buy	82,999 +15,000	+22%	+$210K	0.98%	31
2023 Q4	$915K	Buy	+67,999	New	+$925K	0.83%	35

Other funds holding NBBK

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

AltraVue Capital Bellevue, Washington $1.39B AUM 53.77% 1-Year Est. Return

Pertento Partners London, United Kingdom $1.86B AUM 53.86% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

TCM

Tieton Capital Management Yakima, Washington $348M AUM 45.13% 1-Year Est. Return

Hotchkis & Wiley Capital Management Los Angeles, California $34.3B AUM 22.63% 1-Year Est. Return

Oppenheimer & Close's NBBK Position: Q2 2026 in Review

Oppenheimer & Close held its NB Bancorp (NBBK) position steady in Q2 2026 at 82,999 shares worth $1.75M. The position accounts for 1.11% of the portfolio, ranked #27.

Oppenheimer & Close first reported a position in NBBK in Q4 2023 and has held it in 11 quarters since. 161 funds tracked by Wall St. Rank hold NBBK as of Q2 2026.

Oppenheimer & Close held 82,999 shares of NB Bancorp worth $1.75M as of Q2 2026.
Oppenheimer & Close left its NB Bancorp share count unchanged in Q2 2026.
NB Bancorp made up 1.11% of Oppenheimer & Close's portfolio in Q2 2026, its #27 holding.
Oppenheimer & Close first reported a position in NB Bancorp in Q4 2023 and has held it in 11 quarters since.
161 funds tracked by Wall St. Rank held NB Bancorp as of Q2 2026.

Based on Oppenheimer & Close's 13F filing for Q2 2026, filed 12 Aug 2026.