Michael Ranttila serves as Executive at MIDDLEFIELD BANC CORP, where they oversee executive responsibilities. Since joining the company, Michael Ranttila has executed 18 insider transactions totaling $0, demonstrating a balanced approach to their equity position. Their most recent transaction on Jan 14, 2026 involved selling 438 shares valued at $15.1K.
Michael Ranttila currently holds 19,519.1 shares of MIDDLEFIELD BANC CORP (MBCN), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Michael Ranttila has been a net neutral trader of MBCN stock. They have purchased $0 and sold $0 worth of shares.
Michael Ranttila's most recent insider trade was on Jan 14, 2026, when they sold 438 shares at $34.50 per share.
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| $34.50 |
| Discretionary |
| Dec 17, 2025 | MBCN | $146.6K | Payment | 3,962 | $37.00 | Discretionary |
| Dec 17, 2025 | MBCN | $470.4K | Award | 12,713 | $37.00 | Discretionary |
| Dec 17, 2025 | MBCN | $131.6K | Award | 3,558 | $37.00 | Discretionary |
| Aug 6, 2025 | MBCN | $11.9K | Payment | 438 | $27.11 | Discretionary |
| Aug 6, 2025 | MBCN | $40.8K | Award | 1,506 | $27.11 | Discretionary |
| Feb 23, 2024 | MBCN | $18.4K | Payment | 759 | $24.30 | Discretionary |
| Feb 23, 2024 | MBCN | $45.2K | Award | 1,862 | $24.30 | Discretionary |
| Feb 25, 2023 | MBCN | $6.7K | Payment | 231 | $29.00 | Discretionary |
| Feb 25, 2023 | MBCN | $13.4K | Award | 462 | $29.00 | Discretionary |
| Dec 5, 2022 | MBCN | $35.4K | Award | 1,239 | $28.60 | Discretionary |
| Dec 1, 2022 | MBCN | $35.4K | Award | 1,239 | $28.60 | Discretionary |
| Mar 1, 2022 | MBCN | $15.4K | Award | 604 | $25.52 | Discretionary |
| Mar 1, 2022 | MBCN | $7.0K | Payment | 274 | $25.52 | Discretionary |
| May 24, 2021 | MBCN | $2.1K | Award | 87 | $23.83 | Discretionary |
| May 24, 2021 | MBCN | $2.1K | Award | 87 | $23.83 | Discretionary |
| May 24, 2021 | MBCN | $524 | Payment | 22 | $23.83 | Discretionary |