Ma Jun

Ma Jun is listed in filings as SVP at Quaker Chemical Corporation. This profile follows SEC Form 4 activity through Mar 17, 2026, including 5 public disclosures. Recent filings connect the profile to Quaker Chemical Corporation (KWR). The current snapshot covers public activity from Mar 17, 2026. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.