MIDDLEFIELD BANC CORP

Ticker: MBCN CUSIP: 596304204 Class: Common Stock

CSS LLC/IL's Holding History (CIK: 0001103646)

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

Q4 2025

Shares 23,507 Value ($000) $812 Avg Close $32.90 Range $26.92 - $37.45

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	23,507	$812	$32.90	$26.92 - $37.45