Jonathan A. Siegler

VP, TXU Business Services, Energy Future Holdings Corp /TX/.

Companies

5E Advanced Materials, Inc.Board member Apr 13, 2026 to now¹
Verde Clean Fuels, Inc.Board member Feb 16, 2023 to now²
Bluescape Opportunities Acquisition Corp.Board member Oct 27, 2020 to Oct 27, 2020³
Bluescape Opportunities Acquisition Corp.Chief operating officer Oct 27, 2020 to Oct 27, 2020³

Holdings

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

Shares held

Verde Clean Fuels, Inc. VGAS158,687 shares⁴$153.9K at $0.97Aug 13, 2026
5E Advanced Materials, Inc. FEAM4,105 shares⁵$10.8K at $2.62Jul 1, 2026

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

Recent filings

Aug 13, 2026Granted 137,855 shares of Verde Clean Fuels, Inc.⁴
Jul 1, 2026Shares withheld for tax 2,411 shares at $1.44 of 5E Advanced Materials, Inc.⁵
Jul 1, 2026Exercised options 6,516 shares of 5E Advanced Materials, Inc.⁵
Apr 27, 2023Granted 20,832 shares of Verde Clean Fuels, Inc.⁶

Sources

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

1
SEC EDGAR5E Advanced Materials, Inc., Board member
2
SEC EDGARVerde Clean Fuels, Inc., Board member
3
SEC EDGARBluescape Opportunities Acquisition Corp., Board member
4
SEC EDGARVerde Clean Fuels, Inc. shares after the filing of Aug 13, 2026
5
SEC EDGAR5E Advanced Materials, Inc. shares after the filing of Jul 1, 2026
6
SEC EDGARForm 4 filed May 1, 2023