NB BANCORP INC

Ticker: NBBK CUSIP: 63945M107 Class: Common Stock

GAMMA Investing LLC's Holding History (CIK: 0002010235)

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

Q4 2025

Shares 499 Value ($000) $10 Avg Close $19.03 Range $16.84 - $21.57

Q3 2025

Shares 396 Value ($000) $7 Avg Close $18.34 Range $16.76 - $19.42

Q2 2025

Shares 371 Value ($000) $7 Avg Close $16.89 Range $15.09 - $18.16

Q1 2025

Shares 276 Value ($000) $5 Avg Close $18.59 Range $16.48 - $19.50

Q4 2024

Shares 274 Value ($000) $5 Avg Close $19.21 Range $17.47 - $21.05

Q3 2024

Shares 270 Value ($000) $5 Avg Close $17.68 Range $14.84 - $19.27

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	499	$10	$19.03	$16.84 - $21.57
Q3 2025	396	$7	$18.34	$16.76 - $19.42
Q2 2025	371	$7	$16.89	$15.09 - $18.16
Q1 2025	276	$5	$18.59	$16.48 - $19.50
Q4 2024	274	$5	$19.21	$17.47 - $21.05
Q3 2024	270	$5	$17.68	$14.84 - $19.27