ORN +9.7%. Sterling Infrastructure +52.7%, Fluor +15.7%, Granite Construction +9.8%, Jacobs Solutions −10.7%. Weekly closes, Oct 3, 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 ORN’s SEC industry (Heavy Construction Other Than Bldg Const - Contractors) with a year of closes. It shows what the closes did; a move here is not a cause, a forecast or a call.