MIDDLEFIELD BANC CORP

Ticker: MBCN CUSIP: 596304204 Class: Common Stock

JANE STREET GROUP, LLC's Holding History (CIK: 0001595888)

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

Q4 2025

Shares 15,267 Value ($000) $527 Avg Close $32.90 Range $26.92 - $37.45

Q3 2025

Shares 13,171 Value ($000) $395 Avg Close $29.58 Range $26.13 - $33.52

Q2 2025

Shares 8,073 Value ($000) $243 Avg Close $27.24 Range $22.16 - $30.21

Q1 2023

Shares 16,954 Value ($000) $475 Avg Close $25.28 Range $23.59 - $26.95

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	15,267	$527	$32.90	$26.92 - $37.45
Q3 2025	13,171	$395	$29.58	$26.13 - $33.52
Q2 2025	8,073	$243	$27.24	$22.16 - $30.21
Q1 2023	16,954	$475	$25.28	$23.59 - $26.95