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PDT Partners’s NB Bancorp NBBK Stock Holding History

PDT Partners’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 		– Sell
-12,803
Closed -$229K – 676
2025
Q2 		$229K Sell
12,803
-24,483
-66% -$413K 0.01% 627
2025
Q1 		$674K Buy
37,286
+16,403
+79% +$305K 0.05% 474
2024
Q4 		$377K Sell
20,883
-9,870
-32% -$190K 0.03% 532
2024
Q3 		$571K Buy
30,753
+13,480
+78% +$238K 0.05% 474
2024
Q2 		$260K Buy
+17,273
New +$252K 0.02% 574

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

PDT Partners's NBBK Position: Q3 2025 in Review

PDT Partners sold out of NB Bancorp (NBBK) in Q3 2025, closing a stake of 12,803 shares — an estimated $229K sold.

PDT Partners first reported a position in NBBK in Q2 2024 and held it in 5 quarters. The position peaked at $674K in Q1 2025. 145 funds tracked by Wall St. Rank hold NBBK as of Q3 2025.

  • PDT Partners reported no remaining NB Bancorp position as of Q3 2025 after selling out during the quarter.
  • PDT Partners sold 12,803 NB Bancorp shares in Q3 2025, an estimated $229K.
  • PDT Partners first reported a position in NB Bancorp in Q2 2024 and held it in 5 quarters.
  • PDT Partners's NB Bancorp position peaked at $674K in Q1 2025.
  • 145 funds tracked by Wall St. Rank held NB Bancorp as of Q3 2025.

Based on PDT Partners's 13F filing for Q3 2025, filed 17 Nov 2025.