Mark A. Mccollum - Insider Trading & Ownership

Location
3000 North Sam Houston Parkway E., Houston, TX
Summary
The estimated net worth of Mark A. Mccollum is at least $887K dollars as of August 11, 2025. Mark A. Mccollum is the Director of WESTLAKE CORP and owns shares of WESTLAKE CORP (WLK) stock worth about $827K. Mark A. Mccollum is the Director of Seadrill Ltd and owns shares of Seadrill Ltd (SDRL) stock worth about $60.2K.
Signature
Mark A. McCollum by J Feng POA
All Insider Reports
All Insider Reports

Ownership of Mark A. Mccollum

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
WLK WESTLAKE CORP Director $827K Aug 8, 2025
SDRL Seadrill Ltd Director $60.2K May 14, 2025
MRO MARATHON OIL CORP Director $0 Nov 22, 2024

Insider Transactions Reported by Mark A. Mccollum:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.