Semple Frank M

Semple Frank M is listed in filings as Director at MPLX LP Common Units Representing Limited Partner Interests. This profile follows SEC Form 4 activity through May 19, 2026, including 20 public disclosures. Recent filings connect the profile to MPLX LP Common Units Representing Limited Partner Interests (MPLX) and Marathon Petroleum Corp (MPC). The current snapshot covers public activity from Jul 3, 2024 to May 19, 2026. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.