Margaret A. Hurt, Controller at SECURITY FEDERAL CORP (SFDL), bought 750 shares at $10.00 ($8K) on 2010-12-22, disclosed to the SEC on 2010-12-23.
Open-market purchase of $8k SFDL by Controller. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Nothing distinguishes this filing.