NB BANCORP INC

Ticker: NBBK CUSIP: 63945M107 Class: Common Stock

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 251,512 Value ($000) $4,985 Avg Close $19.03 Range $16.84 - $21.57

Q3 2025

Shares 277,100 Value ($000) $4,891 Avg Close $18.34 Range $16.76 - $19.42

Q2 2025

Shares 315,460 Value ($000) $5,634 Avg Close $16.89 Range $15.09 - $18.16

Q1 2025

Shares 118,623 Value ($000) $2,144 Avg Close $18.59 Range $16.48 - $19.50

Q1 2024

Shares 94,377 Value ($000) $1,289 Avg Close $13.97 Range $13.10 - $14.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	251,512	$4,985	$19.03	$16.84 - $21.57
Q3 2025	277,100	$4,891	$18.34	$16.76 - $19.42
Q2 2025	315,460	$5,634	$16.89	$15.09 - $18.16
Q1 2025	118,623	$2,144	$18.59	$16.48 - $19.50
Q1 2024	94,377	$1,289	$13.97	$13.10 - $14.85