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First Solar
FSLRTechnologyNMS$20.8B
FSLR SEC filings last scanned 4 Oct 2026, 19:12 UTC
CEO Timeline
Mark R. WidmarCurrentManually reviewed
Jun 2016 — Present(10y 4mo)
Mark R. Widmar has been CEO since July 1, 2016 and is the current CEO; he is entirely absent from our data.
James A. Hughes
May 2012 — Jun 2016(4y 1mo)
James A. Hughes was appointed Chief Executive Officer of First Solar, Inc., succeeding Michael J. Ahearn who transitioned to Chairman of the Board.
2 source filings — click to expand
Michael J. AhearnInterim
Oct 2011 — May 2012(7mo)
Michael J. Ahearn, Chairman of the Board of Directors, was appointed interim Chief Executive Officer of First Solar, Inc., effective October 25, 2011, succeeding Robert J. Gillette.
transition to Chairman of the Board
6 source filings — click to expand
Robert J. Gillette
Oct 2009 — Oct 2011(2y)
Robert J. Gillette was appointed Chief Executive Officer of First Solar, Inc., effective October 1, 2009, succeeding Michael J. Ahearn.
termination of employment
5 source filings — click to expand
Michael J. Ahearn
? — Oct 2009
transitioned to Executive Chairman role
2 source filings — click to expand