MIDDLEFIELD BANC CORP

Ticker: MBCN CUSIP: 596304204 Class: Common Stock

SG Americas Securities, LLC's Holding History (CIK: 0001313360)

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

Q4 2023

Shares 4,394 Value ($000) $0 Avg Close $26.84 Range $22.80 - $34.65

Q3 2023

Shares 4,583 Value ($000) $0 Avg Close $25.38 Range $22.86 - $27.84

Q1 2019

Shares 3,187 Value ($000) $131 Avg Close $17.33 Range $16.11 - $18.21

Q3 2017

Shares 8,149 Value ($000) $376 Avg Close $17.96 Range $16.44 - $19.82

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	4,394	$0	$26.84	$22.80 - $34.65
Q3 2023	4,583	$0	$25.38	$22.86 - $27.84
Q1 2019	3,187	$131	$17.33	$16.11 - $18.21
Q3 2017	8,149	$376	$17.96	$16.44 - $19.82