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Cubist Systematic Strategies’s NB Bancorp NBBK Stock Holding History

Cubist Systematic Strategies’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
2025
Q3 		$1.51M Buy
85,522
+11,608
+16% +$213K 0.01% 1728
2025
Q2 		$1.32M Buy
+73,914
New +$1.25M 0.01% 1792

Other funds holding NBBK

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
PP
Pertento Partners London, United Kingdom $1.37B AUM 36.36% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Hotchkis & Wiley Capital Management
Hotchkis & Wiley Capital Management Los Angeles, California $32.4B AUM 17.21% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Cubist Systematic Strategies's NBBK Position: Q3 2025 in Review

Cubist Systematic Strategies increased its NB Bancorp (NBBK) stake by 16% in Q3 2025, buying an estimated $213K and bringing the position to 85,522 shares worth $1.51M. The position accounts for 0.01% of the portfolio, ranked #1728.

Cubist Systematic Strategies first reported a position in NBBK in Q2 2025 and has held it in 2 quarters since. 145 funds tracked by Wall St. Rank hold NBBK as of Q3 2025.

  • Cubist Systematic Strategies held 85,522 shares of NB Bancorp worth $1.51M as of Q3 2025.
  • Cubist Systematic Strategies bought 11,608 NB Bancorp shares in Q3 2025, an estimated $213K.
  • NB Bancorp made up 0.01% of Cubist Systematic Strategies's portfolio in Q3 2025, its #1728 holding.
  • Cubist Systematic Strategies first reported a position in NB Bancorp in Q2 2025 and has held it in 2 quarters since.
  • 145 funds tracked by Wall St. Rank held NB Bancorp as of Q3 2025.

Based on Cubist Systematic Strategies's 13F filing for Q3 2025, filed 14 Nov 2025.