NB BANCORP INC

Ticker: NBBK CUSIP: 63945M107 Class: Common Stock

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q2 2025

Shares 601 Value ($000) $0 Avg Close $16.89 Range $15.09 - $18.16

Q3 2024

Shares 920 Value ($000) $0 Avg Close $17.68 Range $14.84 - $19.27

Q2 2024

Shares 832 Value ($000) $0 Avg Close $14.57 Range $13.26 - $16.05

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	601	$0	$16.89	$15.09 - $18.16
Q3 2024	920	$0	$17.68	$14.84 - $19.27
Q2 2024	832	$0	$14.57	$13.26 - $16.05