MIDDLEFIELD BANC CORP·4

Dec 18, 4:10 PM ET

Erminio Courtney M 4

4 · MIDDLEFIELD BANC CORP · Filed Dec 18, 2025

Insider Transaction Report

Form 4
Period: 2025-12-17
Erminio Courtney M
EVP/Chief Risk Officer
Transactions
  • Award

    Common Stock

    2025-12-17$37.00/sh+2,035$75,2956,471.991 total
  • Award

    Common Stock

    2025-12-17$37.00/sh+2,204$81,5488,675.991 total
  • Tax Payment

    Common Stock

    2025-12-17$37.00/sh1,202$44,4747,473.991 total
Holdings
  • Common Stock

    150.525
  • Conditional Stock Award

    Exp: 2027-09-06Common Stock (1,708 underlying)
    1,708
  • Conditional Stock Award

    Exp: 2028-01-14Common Stock (2,828 underlying)
    2,828
Footnotes (7)
  • [F1]Amendment of conditional stock award agreement resulting in acceleration of restricted stock grants. The restricted stock award was originally granted on March 10, 2023, and provides for vesting on the third anniversary of the award.
  • [F2]Amendment of performance share unit award agreement resulting in acceleration of performance share unit grants. The performance share unit award was originally granted on August 6, 2024, and provides for vesting in any earned performance share units upon the payment date, defined as within sixty days after December 31, 2026.
  • [F3]Includes shares acquired under MBCN Dividend Reinvestment Plan
  • [F4]Includes shares held jointly with spouse.
  • [F5]The award represents a grant of restricted stock which vests ratably over a three-year period provided that Mrs. Erminio remains continuously employed by Middlefield as of each vesting date. Until the award vests, the award confers no right to vote, no right to dividends, and no other shareholder rights to the recipient. The details of the vesting conditions may be found in a Form 8-K dated September 4, 2024.
  • [F6]The award represents a grant of restricted stock which vests ratably over a three-year period provided that Mrs. Erminio remains continuously employed by Middlefield as of each vesting date. Until the award vests, the award confers no right to vote, no right to dividends, and no other shareholder rights to the recipient. the details of the vesting conditions may be found in a Form 8-K dated January 17, 2025.
  • [F7]Each restricted stock unit represents the right to receive, at settlement, one share of common stock.

Documents

1 file
  • 4
    rdgdoc.xmlPrimary

    ERMINIO C. 12 17 2025