State Street
NBBK icon

State Street’s NB Bancorp NBBK Stock Holding History

State Street’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 		$31.1M Buy
1,471,766
+178,228
+14% +$3.67M ﹤0.01% 2133
2026
Q1 		$27.3M Buy
1,293,538
+179,159
+16% +$3.77M ﹤0.01% 2071
2025
Q4 		$22.1M Sell
1,114,379
-82,543
-7% -$1.57M ﹤0.01% 2209
2025
Q3 		$21.1M Buy
1,196,922
+76,259
+7% +$1.4M ﹤0.01% 2210
2025
Q2 		$20M Buy
1,120,663
+40,561
+4% +$685K ﹤0.01% 2181
2025
Q1 		$19.5M Buy
1,080,102
+56,183
+5% +$1.04M ﹤0.01% 2159
2024
Q4 		$18.5M Buy
1,023,919
+29,539
+3% +$567K ﹤0.01% 2273
2024
Q3 		$18.5M Buy
994,380
+140,960
+17% +$2.49M ﹤0.01% 2257
2024
Q2 		$12.9M Buy
853,420
+723,620
+557% +$10.5M ﹤0.01% 2413
2024
Q1 		$1.77M Buy
+129,800
New +$1.81M ﹤0.01% 3315

Other funds holding NBBK

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
AC
AltraVue Capital Bellevue, Washington $1.39B AUM 53.77% 1-Year Est. Return
PP
Pertento Partners London, United Kingdom $1.86B AUM 53.86% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Goldman Sachs
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
Hotchkis & Wiley Capital Management Los Angeles, California $34.3B AUM 22.63% 1-Year Est. Return
Nuveen
Nuveen Charlotte, North Carolina $419B AUM 43.02% 1-Year Est. Return

State Street's NBBK Position: Q2 2026 in Review

State Street increased its NB Bancorp (NBBK) stake by 14% in Q2 2026, buying an estimated $3.67M and bringing the position to 1,471,766 shares worth $31.1M. The position accounts for ﹤0.01% of the portfolio, ranked #2133.

State Street first reported a position in NBBK in Q1 2024 and has held it in 10 quarters since. 161 funds tracked by Wall St. Rank hold NBBK as of Q2 2026.

  • State Street held 1,471,766 shares of NB Bancorp worth $31.1M as of Q2 2026.
  • State Street bought 178,228 NB Bancorp shares in Q2 2026, an estimated $3.67M.
  • NB Bancorp made up ﹤0.01% of State Street's portfolio in Q2 2026, its #2133 holding.
  • State Street first reported a position in NB Bancorp in Q1 2024 and has held it in 10 quarters since.
  • 161 funds tracked by Wall St. Rank held NB Bancorp as of Q2 2026.

Based on State Street's 13F filing for Q2 2026, filed 7 Aug 2026.