Acadian Asset Management
NBBK icon

Acadian Asset Management’s NB Bancorp NBBK Stock Holding History

Acadian Asset Management’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 		– Sell
-9,040
Closed -$190K – 2146
2026
Q1 		$190K Sell
9,040
-6,677
-42% -$140K ﹤0.01% 1604
2025
Q4 		$311K Buy
+15,717
New +$299K ﹤0.01% 1428
2024
Q3 		– Sell
-6,329
Closed -$95K – 2258
2024
Q2 		$95K Buy
+6,329
New +$92.2K ﹤0.01% 1541

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
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 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

Acadian Asset Management's NBBK Position: Q2 2026 in Review

Acadian Asset Management sold out of NB Bancorp (NBBK) in Q2 2026, closing a stake of 9,040 shares — an estimated $190K sold.

Acadian Asset Management first reported a position in NBBK in Q2 2024 and held it in 3 quarters. The position peaked at $311K in Q4 2025. 161 funds tracked by Wall St. Rank hold NBBK as of Q2 2026.

  • Acadian Asset Management reported no remaining NB Bancorp position as of Q2 2026 after selling out during the quarter.
  • Acadian Asset Management sold 9,040 NB Bancorp shares in Q2 2026, an estimated $190K.
  • Acadian Asset Management first reported a position in NB Bancorp in Q2 2024 and held it in 3 quarters.
  • Acadian Asset Management's NB Bancorp position peaked at $311K in Q4 2025.
  • 161 funds tracked by Wall St. Rank held NB Bancorp as of Q2 2026.

Based on Acadian Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.