Ronald Len Zimmerly Jr.

Companies

• MIDDLEFIELD BANC CORPChief executive officer May 14, 2024 to now¹
• MIDDLEFIELD BANC CORPBoard member Dec 12, 2022 to now²
• MIDDLEFIELD BANC CORPPresident Feb 23, 2023 to Jul 3, 2023³

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• MBMIDDLEFIELD BANC CORP0 shares⁴Mar 2, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Mar 2, 2026Returned to company 84,689 shares of MIDDLEFIELD BANC CORP⁴
• Mar 2, 2026Returned to company 8,786 shares of MIDDLEFIELD BANC CORP⁴
• Feb 23, 2026Shares withheld for tax 24,671 shares at $35.18 of MIDDLEFIELD BANC CORP⁵
• Feb 23, 2026Granted 30,030 shares at $35.18 of MIDDLEFIELD BANC CORP⁵
• Feb 23, 2026Granted 19,500 shares at $35.18 of MIDDLEFIELD BANC CORP⁵
• Feb 23, 2026Granted 4,576 shares at $35.18 of MIDDLEFIELD BANC CORP⁵
• Feb 23, 2026Granted 4,520 shares at $35.18 of MIDDLEFIELD BANC CORP⁵
• Jan 14, 2026Shares withheld for tax 758 shares at $34.50 of MIDDLEFIELD BANC CORP⁶
• Jan 14, 2026Granted 2,288 shares at $34.50 of MIDDLEFIELD BANC CORP⁶
• Dec 17, 2025Shares withheld for tax 4,126 shares at $37.00 of MIDDLEFIELD BANC CORP⁷
• Dec 17, 2025Granted 10,161 shares at $37.00 of MIDDLEFIELD BANC CORP⁷
• Dec 17, 2025Granted 4,653 shares at $37.00 of MIDDLEFIELD BANC CORP⁷
• Dec 1, 2025Shares withheld for tax 1,112 shares at $34.82 of MIDDLEFIELD BANC CORP⁸
• Dec 1, 2025Granted 3,788 shares at $34.82 of MIDDLEFIELD BANC CORP⁸
• Aug 6, 2025Shares withheld for tax 663 shares at $27.11 of MIDDLEFIELD BANC CORP⁹
• Aug 6, 2025Granted 2,260 shares at $27.11 of MIDDLEFIELD BANC CORP⁹
• Jan 1, 2025Granted 278 shares at $28.05 of MIDDLEFIELD BANC CORP¹⁰
• Dec 1, 2024Shares withheld for tax 1,112 shares at $30.98 of MIDDLEFIELD BANC CORP¹¹
• Dec 1, 2024Granted 3,788 shares at $30.98 of MIDDLEFIELD BANC CORP¹¹
• Sep 16, 2024Bought 212 shares at $28.47 of MIDDLEFIELD BANC CORP¹²
• Jul 1, 2024Granted 324 shares at $24.05 of MIDDLEFIELD BANC CORP¹³
• May 13, 2024Bought 1,000 shares at $22.47 of MIDDLEFIELD BANC CORP¹⁴
• May 13, 2024Bought 1,000 shares at $22.47 of MIDDLEFIELD BANC CORP¹⁵
• Jan 2, 2024Granted 240 shares at $32.37 of MIDDLEFIELD BANC CORP¹⁶
• Dec 1, 2023Shares withheld for tax 1,112 shares at $29.34 of MIDDLEFIELD BANC CORP¹⁷