Winmill Mark Campbell

Winmill Mark Campbell is listed in filings as President and CEO at Global Self Storage, Inc.. This profile follows SEC Form 4 activity through May 15, 2026, including purchase activity. Recent filings connect the profile to Global Self Storage, Inc. (SELF). The current snapshot covers public activity from Mar 26, 2025 to May 15, 2026. Reported amounts are shown as $21.3K to $64.4K. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.