Last updated Aug 4, 2026
SO (SO) is a publicly traded company. This page tracks every superinvestor 13F holding, congressional stock trade, and Form 4 insider transaction in SO. Across our datasets, 2 superinvestors hold SO and 7 members of Congress have traded it.
Notable holders include Ray Dalio and Christopher Bloomstran. Active congressional traders include Ro Khanna, Marjorie Taylor Greene, and Val Hoyle.
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