Affiliations
- Large Shareholder at Phillips 66 (PSX), 2018-02-15
- Other at Graham Holdings Co (GHC), 2014-07-02
- Large Shareholder at Usg Corp (USG), 2014-04-14
- Large Shareholder at Moodys Corp (MCO), 2013-05-09
- Large Shareholder at Burlington Northern Santa Fe Llc (BNI), 2010-02-17