PAGP +57.6%. HF Sinclair ×2.1, Plains All American Pipeline +55.4%, South Bow +34.0%, MPLX +12.2%. Weekly closes, Nov 7, 2025 = 100, log scale.

End-of-day closes (Databento EOD), the last close of each week. The four peers are the largest US-listed companies by market value in PAGP’s SEC industry (Pipe Lines (No Natural Gas)) with a year of closes. It shows what the closes did; a move here is not a cause, a forecast or a call.