Mahan Jon Marshall

Mahan Jon Marshall is listed in filings as Director at Donegal Group Inc.. This profile follows SEC Form 4 activity through Jan 2, 2026, including sale activity. Recent filings connect the profile to Donegal Group Inc. (DGICA). The current snapshot covers public activity from Nov 5, 2025 to Jan 2, 2026. Reported amounts are shown as $24.0K to $64.9K. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.