NB BANCORP INC

Ticker: NBBK CUSIP: 63945M107 Class: Common Stock

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q4 2025

Shares 324,313 Value ($000) $6,428 Avg Close $19.03 Range $16.84 - $21.57

Q3 2025

Shares 309,699 Value ($000) $5,466 Avg Close $18.34 Range $16.76 - $19.42

Q2 2025

Shares 316,761 Value ($000) $5,657 Avg Close $16.89 Range $15.09 - $18.16

Q1 2025

Shares 347,816 Value ($000) $6,285 Avg Close $18.59 Range $16.48 - $19.50

Q4 2024

Shares 358,539 Value ($000) $6,475 Avg Close $19.21 Range $17.47 - $21.05

Q3 2024

Shares 342,554 Value ($000) $6,358 Avg Close $17.68 Range $14.84 - $19.27

Q2 2024

Shares 89,813 Value ($000) $1,354 Avg Close $14.57 Range $13.26 - $16.05

Q1 2024

Shares 72,398 Value ($000) $989 Avg Close $13.97 Range $13.10 - $14.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	324,313	$6,428	$19.03	$16.84 - $21.57
Q3 2025	309,699	$5,466	$18.34	$16.76 - $19.42
Q2 2025	316,761	$5,657	$16.89	$15.09 - $18.16
Q1 2025	347,816	$6,285	$18.59	$16.48 - $19.50
Q4 2024	358,539	$6,475	$19.21	$17.47 - $21.05
Q3 2024	342,554	$6,358	$17.68	$14.84 - $19.27
Q2 2024	89,813	$1,354	$14.57	$13.26 - $16.05
Q1 2024	72,398	$989	$13.97	$13.10 - $14.85