OLD SECOND BANCORP INC ILL

Ticker: OSBC CUSIP: 680277100 Class: Common Stock

MERCER GLOBAL ADVISORS INC /ADV's Holding History (CIK: 0000853758)

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

Q4 2025

Shares 14,445 Value ($000) $282 Avg Close $18.60 Range $16.53 - $20.89

Q3 2025

Shares 12,925 Value ($000) $223 Avg Close $17.86 Range $16.31 - $19.04

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	14,445	$282	$18.60	$16.53 - $20.89
Q3 2025	12,925	$223	$17.86	$16.31 - $19.04