MIDDLEFIELD BANC CORP (MBCN)

Latest Insider Confidence Score

2026Q1

62.2
Bullish

Company insider confidence (by quarter)

2008Q1 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Toth Robert W Director 56,449.79 Jan 6, 2021
Caldwell Thomas G CEO 53,437.46 Nov 17, 2022
Bevan Thomas W — 52,683 Jul 1, 2025
Heslop James R II CEO 37,294 Jan 2, 2024
Mast Darryl E Director 33,169.91 Jul 1, 2024

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 2, 2026 Mar 2, 2026 TURK CAROLYN J Director Neutral 27.5 -32,560 -100.00% ✗ -
Mar 2, 2026 Mar 2, 2026 Skidmore William J Director Neutral 27.5 -22,755 -100.00% ✗ -
Mar 2, 2026 Mar 2, 2026 Voinovich Michael C Director Neutral 27.5 -26,416 -100.00% ✗ -
Mar 2, 2026 Mar 2, 2026 Bevan Thomas W Director Neutral 27.5 -53,088 -100.00% ✗ -
Mar 2, 2026 Mar 2, 2026 DiGeronimo Kevin A Director Neutral 27.5 -5,071 -100.00% ✗ -
Mar 2, 2026 Mar 2, 2026 Jones Kenneth E Director Neutral 27.5 -19,879 -100.00% ✗ -
Mar 2, 2026 Mar 2, 2026 MCCASKEY JAMES J Director Neutral 27.5 -12,007 -100.00% ✗ -
Mar 2, 2026 Mar 2, 2026 Moeller Jennifer L Director Neutral 27.5 -4,696 -100.00% ✗ -
Mar 2, 2026 Mar 2, 2026 Zimmerly Ronald Len Jr. CEO Neutral 27.5 -93,475 -100.00% ✗ -
Mar 2, 2026 Mar 2, 2026 RANTTILA MICHAEL CFO Neutral 27.5 -33,217 -100.00% ✗ -
Mar 2, 2026 Mar 2, 2026 Erminio Courtney M EVP/Chief Risk Officer Neutral 27.5 -20,082 -100.00% ✗ -
Mar 2, 2026 Mar 2, 2026 Cheravitch Michael L EVP-Chief Banking Officer Neutral 27.5 -15,691 -100.00% ✗ -
Mar 2, 2026 Mar 2, 2026 Noblit Rebecca A EVP-Chief Credit Officer Neutral 27.5 -21,427 -100.00% ✗ -
Mar 2, 2026 Mar 2, 2026 Wilson Thomas M EVP-Chief Strategy Officer Neutral 27.5 -35,288 -100.00% ✗ -
Mar 2, 2026 Mar 2, 2026 Winters Sarah A EVP/CHRO Neutral 27.5 -14,463 -100.00% ✗ -
Feb 23, 2026 Feb 25, 2026 MCCASKEY JAMES J Director Neutral 85.0 +405 5.87% ✗ -
Feb 23, 2026 Feb 25, 2026 Jones Kenneth E Director Neutral 77.5 +405 2.08% ✗ -
Feb 23, 2026 Feb 25, 2026 DiGeronimo Kevin A Director Neutral 85.0 +405 8.68% ✗ -
Feb 23, 2026 Feb 25, 2026 Bevan Thomas W Director Neutral 77.5 +405 1.55% ✗ -
Feb 23, 2026 Feb 25, 2026 Voinovich Michael C Director Neutral 77.5 +405 1.56% ✗ -
Feb 23, 2026 Feb 25, 2026 Skidmore William J Director Neutral 77.5 +405 1.99% ✗ -
Feb 23, 2026 Feb 25, 2026 TURK CAROLYN J Director Neutral 77.5 +405 1.26% ✗ -
Feb 23, 2026 Feb 25, 2026 Winters Sarah A EVP/CHRO Sell 95.0 +9,553 194.56% ✗ $140.5K
Feb 23, 2026 Feb 25, 2026 Moeller Jennifer L Director Neutral 90.0 +405 19.50% ✗ -
Feb 23, 2026 Feb 25, 2026 Noblit Rebecca A EVP-Chief Credit Officer Sell 95.0 +13,579 173.02% ✗ $190.7K
Feb 23, 2026 Feb 25, 2026 Wilson Thomas M EVP-Chief Strategy Officer Sell 95.0 +13,154 59.43% ✗ $179.3K
Feb 23, 2026 Feb 25, 2026 Erminio Courtney M EVP/Chief Risk Officer Sell 95.0 +11,833 146.10% ✗ $165.8K
Feb 23, 2026 Feb 25, 2026 Zimmerly Ronald Len Jr. CEO Sell 97.5 +33,955 57.05% ✗ $867.9K
Feb 23, 2026 Feb 25, 2026 RANTTILA MICHAEL CFO Sell 95.0 +13,348 67.18% ✗ $179K
Feb 23, 2026 Feb 25, 2026 Cheravitch Michael L EVP-Chief Banking Officer Sell 95.0 +9,191 141.40% ✗ $129K
Jan 14, 2026 Jan 16, 2026 Zimmerly Ronald Len Jr. CEO Sell 83.8 +1,530 2.64% ✗ $26.2K
Jan 14, 2026 Jan 16, 2026 Winters Sarah A EVP/CHRO Sell 91.3 +618 14.40% ✗ $11.2K
Jan 14, 2026 Jan 16, 2026 Wilson Thomas M EVP-Chief Strategy Officer Sell 83.8 +588 2.73% ✗ $10.6K
Jan 14, 2026 Jan 16, 2026 RANTTILA MICHAEL CFO Sell 86.3 +1,039 5.52% ✗ $15.1K
Jan 14, 2026 Jan 16, 2026 Noblit Rebecca A EVP-Chief Credit Officer Sell 86.3 +639 8.86% ✗ $11.3K
Jan 14, 2026 Jan 16, 2026 Erminio Courtney M EVP/Chief Risk Officer Sell 86.3 +625 8.36% ✗ $10.9K
Jan 14, 2026 Jan 16, 2026 Cheravitch Michael L EVP-Chief Banking Officer Sell 86.3 +575 9.70% ✗ $10.4K
Dec 31, 2025 Jan 5, 2026 Cheravitch Michael L EVP-Chief Banking Officer Sell 91.3 +1,630 37.95% ✗ $23.1K
Dec 17, 2025 Dec 18, 2025 Zimmerly Ronald Len Jr. CEO Sell 95.0 +10,688 22.60% ✗ $152.7K
Dec 17, 2025 Dec 18, 2025 Wilson Thomas M EVP-Chief Strategy Officer Sell 86.3 +1,171 5.75% ✗ $17.8K
Dec 17, 2025 Dec 18, 2025 Winters Sarah A EVP/CHRO Sell 95.0 +3,687 609.42% ✗ $56.1K
Dec 17, 2025 Dec 18, 2025 RANTTILA MICHAEL CFO Sell 95.0 +12,309 188.76% ✗ $146.6K
Dec 17, 2025 Dec 18, 2025 Noblit Rebecca A EVP-Chief Credit Officer Sell 85.0 +483 7.18% ✗ $7.1K
Dec 17, 2025 Dec 18, 2025 Cheravitch Michael L EVP-Chief Banking Officer Sell 95.0 +3,690 609.92% ✗ $56K
Dec 17, 2025 Dec 18, 2025 Erminio Courtney M EVP/Chief Risk Officer Sell 91.3 +3,037 68.45% ✗ $44.5K
Dec 1, 2025 Dec 3, 2025 Zimmerly Ronald Len Jr. CEO Sell 86.3 +2,676 6.00% ✗ $38.7K
Aug 6, 2025 Aug 7, 2025 Zimmerly Ronald Len Jr. CEO Sell 83.8 +1,597 3.71% ✗ $18K
Aug 6, 2025 Aug 7, 2025 Noblit Rebecca A EVP-Chief Credit Officer Sell 90.0 +615 10.06% ✗ $6.5K
Aug 6, 2025 Aug 7, 2025 Erminio Courtney M EVP/Chief Risk Officer Sell 90.0 +611 15.97% ✗ $6.6K
Aug 6, 2025 Aug 7, 2025 Cheravitch Michael L EVP-Chief Banking Officer Sell 90.0 +605 100.00% ✗ $6.7K
Aug 6, 2025 Aug 7, 2025 Winters Sarah A EVP/CHRO Sell 90.0 +605 100.00% ✗ $6.7K
Aug 6, 2025 Aug 7, 2025 Wilson Thomas M EVP-Chief Strategy Officer Sell 82.5 +592 2.99% ✗ $7.1K
Aug 6, 2025 Aug 7, 2025 RANTTILA MICHAEL CFO Sell 91.3 +1,068 19.59% ✗ $11.9K
Jun 27, 2025 Jul 1, 2025 TURK CAROLYN J Director Neutral 52.5 - 0.00% ✗ -
Jun 27, 2025 Jul 1, 2025 Skidmore William J Director Neutral 52.5 - 0.00% ✗ -
Jun 27, 2025 Jul 1, 2025 Bevan Thomas W Director Neutral 52.5 - 0.00% ✗ -
Jun 27, 2025 Jul 1, 2025 Jones Kenneth E Director Neutral 52.5 - 0.00% ✗ -
Jun 27, 2025 Jul 1, 2025 Voinovich Michael C Director Neutral 52.5 - 0.00% ✗ -
Jun 27, 2025 Jul 1, 2025 MCCASKEY JAMES J Director Neutral 52.5 - 0.00% ✗ -
Jun 27, 2025 Jul 1, 2025 Moeller Jennifer L Director Neutral 52.5 - 0.00% ✗ -
Jun 27, 2025 Jul 1, 2025 DiGeronimo Kevin A Director Neutral 52.5 - 0.00% ✗ -
Feb 21, 2025 Mar 27, 2025 DiGeronimo Kevin A Director Buy 95.0 +1,950 71.80% ✗ $50K
Feb 23, 2025 Mar 3, 2025 RANTTILA MICHAEL CFO Sell 91.3 +1,068 24.36% ✗ $13.8K
Feb 23, 2025 Mar 3, 2025 Erminio Courtney M EVP/Chief Risk Officer Sell 91.3 +918 12.75% ✗ $11.4K
Feb 21, 2025 Feb 25, 2025 Voinovich Michael C Director Buy 67.5 +120 0.72% ✗ $3.1K
Feb 21, 2025 Feb 24, 2025 RANTTILA MICHAEL CFO Buy 77.5 +48 1.11% ✗ $1.2K
Feb 3, 2025 Feb 4, 2025 RANTTILA MICHAEL CFO Buy 85.0 +300 7.43% ✗ $7.7K
Jan 14, 2025 Jan 24, 2025 Zimmerly Ronald Len Jr. CEO Neutral 52.5 - 0.00% ✗ -
Jan 14, 2025 Jan 24, 2025 Winters Sarah A EVP/CHRO Neutral 52.5 - 0.00% ✗ -
Jan 14, 2025 Jan 23, 2025 RANTTILA MICHAEL CFO Neutral 52.5 - 0.00% ✗ -
Jan 14, 2025 Jan 23, 2025 Erminio Courtney M EVP/Chief Risk Officer Neutral 52.5 - 0.00% ✗ -
Jan 14, 2025 Jan 23, 2025 Cheravitch Michael L EVP-Chief Banking Officer Neutral 52.5 - 0.00% ✗ -
Jan 14, 2025 Jan 23, 2025 Noblit Rebecca A EVP-Chief Credit Officer Neutral 52.5 - 0.00% ✗ -
Jan 14, 2025 Jan 23, 2025 Wilson Thomas M EVP-Chief Strategy Officer Neutral 52.5 - 0.00% ✗ -
Jan 1, 2025 Jan 2, 2025 Moeller Jennifer L Director Neutral 90.0 +278 15.45% ✗ -
Jan 1, 2025 Jan 2, 2025 MAST DARRYL E Director Neutral 67.5 +278 0.74% ✗ -
Jan 1, 2025 Jan 2, 2025 MCCASKEY JAMES J Director Neutral 82.5 +278 4.20% ✗ -
Jan 1, 2025 Jan 2, 2025 Jones Kenneth E Director Neutral 77.5 +278 1.45% ✗ -
Jan 1, 2025 Jan 2, 2025 DiGeronimo Kevin A Director Neutral 90.0 +278 11.40% ✗ -
Jan 1, 2025 Jan 2, 2025 Bevan Thomas W Director Neutral 77.5 +278 1.07% ✗ -
Jan 1, 2025 Jan 2, 2025 Zimmerly Ronald Len Jr. CEO Neutral 67.5 +278 0.65% ✗ -
Jan 1, 2025 Jan 2, 2025 Voinovich Michael C Director Neutral 77.5 +278 1.11% ✗ -
Jan 1, 2025 Jan 2, 2025 TURK CAROLYN J Director Neutral 67.5 +278 0.87% ✗ -
Jan 1, 2025 Jan 2, 2025 Skidmore William J Director Neutral 77.5 +278 1.39% ✗ -
Dec 1, 2024 Dec 3, 2024 Zimmerly Ronald Len Jr. CEO Sell 86.3 +2,676 8.55% ✗ $34.4K
Sep 16, 2024 Sep 19, 2024 Zimmerly Ronald Len Jr. CEO Buy 67.5 +212 0.53% ✗ $6K
May 13, 2024 Sep 19, 2024 Zimmerly Ronald Len Jr. CEO Buy 91.3 +1,000 12.84% ✗ $22.5K
Sep 6, 2024 Sep 10, 2024 Wilson Thomas M EVP-Chief Strategy Officer Neutral 52.5 - 0.00% ✗ -
Sep 6, 2024 Sep 10, 2024 Erminio Courtney M EVP/Chief Risk Officer Neutral 52.5 - 0.00% ✗ -
Sep 6, 2024 Sep 10, 2024 Noblit Rebecca A EVP-Chief Credit Officer Neutral 52.5 - 0.00% ✗ -
Sep 6, 2024 Sep 10, 2024 Cheravitch Michael L EVP-Chief Banking Officer Neutral 52.5 - 0.00% ✗ -
Sep 6, 2024 Sep 10, 2024 Winters Sarah A EVP/CHRO Neutral 52.5 - 0.00% ✗ -
Aug 30, 2024 Sep 4, 2024 RANTTILA MICHAEL CFO Neutral 52.5 - 0.00% ✗ -
Aug 30, 2024 Sep 4, 2024 Zimmerly Ronald Len Jr. CEO Neutral 52.5 - 0.00% ✗ -
Sep 4, 2024 Zimmerly Ronald Len Jr. CEO Neutral 52.5 - 0.00% ✗ -
Jul 1, 2024 Jul 1, 2024 Zimmerly Ronald Len Jr. CEO Neutral 67.5 +324 0.86% ✗ -
Jul 1, 2024 Jul 1, 2024 Voinovich Michael C Director Neutral 77.5 +324 1.31% ✗ -
Jul 1, 2024 Jul 1, 2024 TURK CAROLYN J Director Neutral 77.5 +324 1.03% ✗ -
Jul 1, 2024 Jul 1, 2024 Skidmore William J Director Neutral 77.5 +324 1.64% ✗ -
Jul 1, 2024 Jul 1, 2024 Moeller Jennifer L Director Neutral 90.0 +324 21.96% ✗ -