Historical Stock Price
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Video: Compound Annual Growth Rate (CAGR) Definition
Date Open High Low Close Volume
02/24/2026 $34.55 $34.59 $33.83 $34.10 35.40K
02/25/2026 $34.23 $34.71 $34.03 $34.56 29.30K
02/26/2026 $34.84 $35.02 $34.48 $34.92 42.40K
02/27/2026 $34.56 $34.56 $33.12 $33.67 188.20K
03/02/2026 $33.67 $33.67 $33.67 $33.67 0
Middlefield Banc Corp. is a bank holding company. Co.'s subsidiaries include The Middlefield Banking Co. (MBC) (the Bank) and EMORECO Inc. MBC is engaged in the general commercial banking business in northeastern, central, and western Ohio. MBC offers customers a range of banking services, including checking, savings, negotiable order of withdrawal (NOW) accounts, money market accounts, time deposits, commercial loans, real estate loans, a variety of consumer loans, safe deposit facilities, and travelers' checks. MBC offers online banking and bill payment services to individuals and online cash management services to business customers through its website at www.middlefieldbank.bank.
MBCN historical stock prices picture
Middlefield Banc (MBCN) has the following price history information. Looking back at MBCN historical stock prices for the last five trading days, on February 24, 2026, MBCN opened at $34.55, traded as high as $34.59 and as low as $33.83, and closed at $34.10. Trading volume was a total of 35.40K shares. On February 25, 2026, MBCN opened at $34.23, traded as high as $34.71 and as low as $34.03, and closed at $34.56. Trading volume was a total of 29.30K shares. On February 26, 2026, MBCN opened at $34.84, traded as high as $35.02 and as low as $34.48, and closed at $34.92. Trading volume was a total of 42.40K shares. On February 27, 2026, MBCN opened at $34.56, traded as high as $34.56 and as low as $33.12, and closed at $33.67. Trading volume was a total of 188.20K shares. On March 02, 2026, MBCN opened at $33.67, traded as high as $33.67 and as low as $33.67, and closed at $33.67. Trading volume was a total of 0 shares.

MBCN Historical Stock Prices By Date:

MBCN historical cagr picture

Below, we examine the compound annual growth rate — CAGR for short — of an investment into Middlefield Banc shares, starting with a $10,000 purchase of MBCN, and working forward through the historical stock price information to today.

Growth of $10,000.00
With Dividends Reinvested

Start date: 06/14/2016
End date: 03/02/2026
Start price/share: $16.00
End price/share: $33.67
Starting shares: 625.00
Ending shares: 820.55
Dividends reinvested/share: $6.77
Total return: 176.28%
Average Annual Total Return: 11.02%
Starting investment: $10,000.00
Ending investment: $27,626.43
Years: 9.72
 
Growth of $10,000.00
Without Dividends Reinvested

Start date: 06/14/2016
End date: 03/02/2026
Start price/share: $16.00
End price/share: $33.67
Dividends collected/share: $6.77
Total return: 152.72%
Average Annual Total Return: 10.01%
Starting investment: $10,000.00
Ending investment: $25,278.04
Years: 9.72
Date Close
02/24/2026$34.10
02/25/2026$34.56
02/26/2026$34.92
02/27/2026$33.67
03/02/2026$33.67
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Also explore: MBCN shares outstanding history

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