NB BANCORP INC

Ticker: NBBK CUSIP: 63945M107 Class: Common Stock

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q4 2025

Shares 36,093 Value ($000) $715 Avg Close $19.03 Range $16.84 - $21.57

Q3 2025

Shares 29,164 Value ($000) $515 Avg Close $18.34 Range $16.76 - $19.42

Q2 2025

Shares 35,234 Value ($000) $629 Avg Close $16.89 Range $15.09 - $18.16

Q1 2025

Shares 35,925 Value ($000) $649 Avg Close $18.59 Range $16.48 - $19.50

Q4 2024

Shares 35,925 Value ($000) $649 Avg Close $19.21 Range $17.47 - $21.05

Q3 2024

Shares 36,362 Value ($000) $675 Avg Close $17.68 Range $14.84 - $19.27

Q2 2024

Shares 2,821 Value ($000) $43 Avg Close $14.57 Range $13.26 - $16.05

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	36,093	$715	$19.03	$16.84 - $21.57
Q3 2025	29,164	$515	$18.34	$16.76 - $19.42
Q2 2025	35,234	$629	$16.89	$15.09 - $18.16
Q1 2025	35,925	$649	$18.59	$16.48 - $19.50
Q4 2024	35,925	$649	$19.21	$17.47 - $21.05
Q3 2024	36,362	$675	$17.68	$14.84 - $19.27
Q2 2024	2,821	$43	$14.57	$13.26 - $16.05