Sieger Michael D

Sieger Michael D is listed in filings as Director at Ritchie Bros. Auctioneers Incorporated. This profile follows SEC Form 4 activity through May 18, 2026, including 11 public disclosures. Recent filings connect the profile to Ritchie Bros. Auctioneers Incorporated (RBA). The current snapshot covers public activity from Jun 24, 2025 to May 18, 2026. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.