Bank of America’s NB Bancorp NBBK Stock Holding History

Bank of America’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 Q1	$2.5M	Buy	118,801 +28,160	+31%	+$592K	﹤0.01%	3962
2025 Q4	$1.8M	Buy	90,641 +25,221	+39%	+$480K	﹤0.01%	4150
2025 Q3	$1.15M	Sell	65,420 -64,532	-50%	-$1.18M	﹤0.01%	5229
2025 Q2	$2.32M	Sell	129,952 -173,768	-57%	-$2.93M	﹤0.01%	4644
2025 Q1	$5.49M	Sell	303,720 -8,979	-3%	-$167K	﹤0.01%	3705
2024 Q4	$5.65M	Sell	312,699 -205,168	-40%	-$3.94M	﹤0.01%	3468
2024 Q3	$9.61M	Buy	517,867 +318,984	+160%	+$5.64M	﹤0.01%	3107
2024 Q2	$3M	Buy	198,883 +170,767	+607%	+$2.49M	﹤0.01%	4093
2024 Q1	$384K	Buy	+28,116	New	+$393K	﹤0.01%	5503

Other funds holding NBBK

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

Pertento Partners London, United Kingdom $1.37B AUM 36.36% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

AltraVue Capital Bellevue, Washington $1.16B AUM 46.45% 1-Year Est. Return

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

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

TCM

Tieton Capital Management Yakima, Washington $299M AUM 54.55% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Bank of America's NBBK Position: Q1 2026 in Review

Bank of America increased its NB Bancorp (NBBK) stake by 31% in Q1 2026, buying an estimated $592K and bringing the position to 118,801 shares worth $2.5M. The position accounts for ﹤0.01% of the portfolio, ranked #3962.

Bank of America first reported a position in NBBK in Q1 2024 and has held it in 9 quarters since. The position peaked at $9.61M in Q3 2024. 177 funds tracked by Wall St. Rank hold NBBK as of Q1 2026.

Bank of America held 118,801 shares of NB Bancorp worth $2.5M as of Q1 2026.
Bank of America bought 28,160 NB Bancorp shares in Q1 2026, an estimated $592K.
NB Bancorp made up ﹤0.01% of Bank of America's portfolio in Q1 2026, its #3962 holding.
Bank of America first reported a position in NB Bancorp in Q1 2024 and has held it in 9 quarters since.
Bank of America's NB Bancorp position peaked at $9.61M in Q3 2024.
177 funds tracked by Wall St. Rank held NB Bancorp as of Q1 2026.

Based on Bank of America's 13F filing for Q1 2026, filed 18 May 2026.