Sigmund L. Cornelius

Senior Vice President, ConocoPhillips.

Companies

Phillips 66Board member Jun 6, 2025 to now¹
Western RefiningBoard member Jan 5, 2012 to Jun 2, 2017²
NiSourceBoard member Jul 27, 2011 to May 13, 2015³
CENTRUS ENERGY CORPBoard member Mar 1, 2011 to Jul 8, 2013⁴
ConocoPhillipsChief financial officer Jan 22, 2009 to Aug 6, 2010⁵
ConocoPhillipsSenior Vice President Sep 5, 2007 to Sep 23, 2008⁶
DCP Midstream PartnersBoard member Nov 20, 2007 to Nov 20, 2007⁷

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

Phillips 66 PSX22,985 shares⁸$6.7M at $293.53Jan 15, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

Jan 15, 2026Granted 1,423 shares at $140.56 of Phillips 66⁸
Jul 31, 2025Bought 500 shares at $123.55 of Phillips 66⁹
Jun 6, 2025Granted 1,043 shares at $113.98 of Phillips 66¹⁰

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARPhillips 66, Board member
2
SEC EDGARWestern Refining, Board member
3
SEC EDGARNiSource, Board member
4
SEC EDGARCENTRUS ENERGY CORP, Board member
5
SEC EDGARConocoPhillips, Chief financial officer
6
SEC EDGARConocoPhillips, Senior Vice President
7
SEC EDGARDCP Midstream Partners, Board member
8
SEC EDGARPhillips 66 shares after the filing of Jan 15, 2026
9
SEC EDGARForm 4 filed Aug 1, 2025
10
SEC EDGARForm 4 filed Jun 10, 2025