FREDERICK W. BUCKMAN

Business address
Quanta Services, Inc., 1360 Post Oak Blvd., Suite 2100, Houston, TX, 77056-3023
Top holdings (ownership)
IMSR
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FREDERICK W. BUCKMAN has filed 69 SEC EDGAR filings since 06 Aug 2001

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
3 Open Document Open Filing OWNERSHIP DOCUMENT 07 Nov 2025 28 Oct 2025 001-42252
4 Open Document Open Filing PRIMARY DOCUMENT 03 Oct 2019 01 Oct 2019 001-12609
4 Open Document Open Filing PRIMARY DOCUMENT 08 Jul 2019 05 Jul 2019 001-12609
3 Open Document Open Filing PRIMARY DOCUMENT 01 May 2019 22 Apr 2019 001-12609
3 Open Document Open Filing PRIMARY DOCUMENT 01 May 2019 22 Apr 2019 001-02348
4 Open Document Open Filing PRIMARY DOCUMENT 09 Mar 2016 07 Mar 2016 001-14925
4 Open Document Open Filing PRIMARY DOCUMENT 15 Dec 2015 16 Nov 2015 001-14925
4 Open Document Open Filing PRIMARY DOCUMENT 12 May 2015 08 May 2015 001-14925
4 Open Document Open Filing PRIMARY DOCUMENT 28 Oct 2014 27 Oct 2014 001-14925
4 Open Document Open Filing PRIMARY DOCUMENT 13 May 2014 09 May 2014 001-14925