InsidersTradesSigma
Total declarations
Company
▲ Purchases (2 ops.)
▼ Sales (0 ops.)
Insider track record
CFODisclosed buys
2
Disclosed sells
0
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Explore the full record of transactions filed by RANTTILA MICHAEL, Chief Financial Officer. Insider active across 1 company, notably Middlefield Banc CORP. Cumulatively, 11 filings have been published. Split: 2 buys · 0 sell. Total volume traded: €9k. History available since 24 May 2021. The latest transaction was filed on 6 August 2025 (Attribution). Regulator: SEC (Form 4). The full history is accessible without signup.
Declarations11 total
1,506 shares@ US$27.11Common StockSEC:0001437749-25-025512:0
1,628 shares@ US$24.5720.1% of flowCommon StockSEC:0001437749-25-005906:0
48 shares@ US$25.150.6% of flowCommon StockSEC:0001437749-25-004902:0
Ideal exit: 18 Nov 2025 (T+270)
300 shares@ US$25.503.9% of flowCommon StockSEC:0001437749-25-002691:0
Ideal exit: 31 Oct 2025 (T+270)
1,862 shares@ US$24.3022.1% of flowCommon StockSEC:0001437749-24-006119:0
462 shares@ US$29.006.7% of flowCommon StockSEC:0001209191-23-013994:0
1,239 shares@ US$28.6017.8% of flowCommon StockSEC:0001209191-22-059540:0
1,239 shares@ US$28.6018.0% of flowCommon StockSEC:0001209191-22-059641:0
604 shares@ US$25.5266.9% of flowCommon StockSEC:0001209191-22-015299:0
87 shares@ US$23.838.3% of flowCommon StockSEC:0001209191-21-037657:0
87 shares@ US$23.838.3% of flowCommon StockSEC:0001209191-21-035162:0
11 of 11 declarations
About RANTTILA MICHAEL
Michael Ranttila is the Chief Financial Officer at Middlefield Banc Corp. He is responsible for the financial management of the company, including financial planning, risk management, and regulatory compliance. With a strong background in the banking sector, Michael plays an essential role in optimizing financial performance and growth strategy for Middlefield Banc. His expertise contributes to the stability and profitability of the organization.
