Courtney M. Erminio - 02 Mar 2026 Form 4 Insider Report for MIDDLEFIELD BANC CORP (MBCN)

Role
EVP/Chief Risk Officer
Signature
/s/ Courtney M. Erminio by Julie E. Shaw Power of Attorney
Issuer symbol
MBCN
Transactions as of
02 Mar 2026
Net transactions value
$0
Form type
4
Filing time
02 Mar 2026, 07:07:27 UTC
Previous filing
25 Feb 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Erminio Courtney M EVP/Chief Risk Officer 15985 EAST HIGH STREET, MIDDLEFIELD /s/ Courtney M. Erminio by Julie E. Shaw Power of Attorney 02 Mar 2026 0001698885

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MBCN Common Stock Disposed to Issuer -151 -100% 0 02 Mar 2026 Direct F1, F2
transaction MBCN Common Stock Disposed to Issuer -19,932 -100% 0 02 Mar 2026 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Courtney M. Erminio is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.

Explanation of Responses:

Id Content
F1 Includes shares held jointly with spouse.
F2 Disposed of pursuant to the Agreement and Plan of Merger, dated October 22, 2025 (the "Agreement"), by and between Middlefield Banc Corp. ("Middlefield") and Farmers National Banc Corp. ("Farmers"), pursuant when Middlefield merged with and into Farmers on March 2, 2026.