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SEI INVESTMENTS CO — 4/A Filings

54 4/A filings on record

This page lists all 4/A filings submitted to the SEC by SEI INVESTMENTS CO (SEIC), sorted by most recent first. Each row links to the full filing on EdgarLookup. SEI INVESTMENTS CO has filed 54 4/A documents with the SEC since 2013. To view all SEC filings by SEI INVESTMENTS CO, see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-K405 10-Q 10-Q/A 11-K 13F-HR 13F-HR/A 144 3 3/A 4 4/A 5 5/A 8-A12B 8-A12G 8-K 8-K/A ARS CORRESP DEF 14A DEFA14A DEFS14A N-PX NT 11-K PRES14A RW S-8 SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13G/A UPLOAD
Form Description Accession Number Filed Period
4/A FORM 4/A 0000350894-24-000051 Mar 28, 2024 Mar 18, 2024
4/A — 0000929638-23-001113 Apr 5, 2023 Feb 2, 2023
4/A PRIMARY DOCUMENT 0000350894-21-000088 Dec 14, 2021 Dec 10, 2021
4/A PRIMARY DOCUMENT 0000350894-21-000036 Jun 10, 2021 Jun 8, 2021
4/A PRIMARY DOCUMENT 0000350894-20-000062 Dec 10, 2020 —
4/A PRIMARY DOCUMENT 0000350894-20-000051 Nov 12, 2020 —
4/A PRIMARY DOCUMENT 0000350894-19-000042 Aug 13, 2019 Aug 8, 2019
4/A PRIMARY DOCUMENT 0000350894-19-000028 May 20, 2019 Feb 6, 2019
4/A PRIMARY DOCUMENT 0000350894-19-000027 May 20, 2019 Mar 19, 2019
4/A PRIMARY DOCUMENT 0000350894-17-000071 Nov 13, 2017 Nov 9, 2017
4/A PRIMARY DOCUMENT 0000350894-16-000139 Nov 10, 2016 Nov 8, 2016
4/A PRIMARY DOCUMENT 0000350894-16-000103 Mar 7, 2016 Jan 29, 2016
4/A PRIMARY DOCUMENT 0000350894-15-000082 Dec 9, 2015 Dec 8, 2015
4/A PRIMARY DOCUMENT 0000350894-15-000066 Dec 9, 2015 Dec 2, 2015
4/A PRIMARY DOCUMENT 0000350894-15-000044 Aug 12, 2015 Aug 5, 2015
4/A PRIMARY DOCUMENT 0000350894-14-000110 Dec 10, 2014 Dec 9, 2014
4/A PRIMARY DOCUMENT 0000350894-14-000017 Mar 11, 2014 Mar 4, 2014
4/A PRIMARY DOCUMENT 0000350894-14-000012 Mar 5, 2014 Feb 26, 2014
4/A PRIMARY DOCUMENT 0000350894-13-000043 Aug 1, 2013 Jul 24, 2013
4/A PRIMARY DOCUMENT 0000350894-13-000027 Jun 11, 2013 Jan 28, 2013
4/A PRIMARY DOCUMENT 0000350894-13-000026 Jun 11, 2013 Nov 28, 2012
4/A PRIMARY DOCUMENT 0000350894-12-000064 Dec 14, 2012 Sep 14, 2012
4/A PRIMARY DOCUMENT 0000350894-12-000024 Sep 20, 2012 Sep 14, 2012
4/A PRIMARY DOCUMENT 0000350894-12-000010 Jul 6, 2012 Jun 29, 2012
4/A PRIMARY DOCUMENT 0000350894-11-000040 Dec 14, 2011 Dec 13, 2011
4/A PRIMARY DOCUMENT 0000350894-11-000037 Dec 14, 2011 Dec 13, 2011
4/A PRIMARY DOCUMENT 0000350894-11-000036 Dec 14, 2011 Dec 13, 2011
4/A PRIMARY DOCUMENT 0000350894-11-000035 Dec 14, 2011 —
4/A PRIMARY DOCUMENT 0000350894-11-000025 Nov 18, 2011 —
4/A PRIMARY DOCUMENT 0000350894-10-000018 Jun 30, 2010 —
4/A PRIMARY DOCUMENT 0000350894-10-000010 Apr 9, 2010 Aug 4, 2008
4/A PRIMARY DOCUMENT 0000350894-10-000009 Apr 9, 2010 Jun 18, 2009
4/A PRIMARY DOCUMENT 0000350894-10-000008 Apr 9, 2010 May 7, 2009
4/A PRIMARY DOCUMENT 0000350894-10-000007 Apr 9, 2010 Sep 11, 2007
4/A PRIMARY DOCUMENT 0000350894-09-000047 Nov 13, 2009 —
4/A PRIMARY DOCUMENT 0000350894-08-000097 Dec 2, 2008 Nov 26, 2008
4/A PRIMARY DOCUMENT 0000350894-08-000096 Dec 2, 2008 Nov 26, 2008
4/A PRIMARY DOCUMENT 0000350894-08-000089 Dec 1, 2008 —
4/A PRIMARY DOCUMENT 0000350894-08-000045 May 16, 2008 May 14, 2008
4/A PRIMARY DOCUMENT 0000350894-08-000016 Apr 4, 2008 Apr 2, 2008
4/A PRIMARY DOCUMENT 0000350894-07-000097 Dec 13, 2007 Dec 10, 2007
4/A PRIMARY DOCUMENT 0000350894-07-000032 May 29, 2007 May 23, 2007
4/A FORM 4/A SUBMISSION 0001209191-07-024016 Apr 16, 2007 Mar 23, 2007
4/A PRIMARY DOCUMENT 0000350894-06-000128 Dec 19, 2006 Nov 29, 2006
4/A PRIMARY DOCUMENT 0000350894-06-000026 Mar 3, 2006 Feb 27, 2006
4/A PRIMARY DOCUMENT 0000350894-06-000025 Mar 3, 2006 Feb 27, 2006
4/A PRIMARY DOCUMENT 0000350894-06-000016 Feb 6, 2006 Jan 30, 2006
4/A PRIMARY DOCUMENT 0000350894-05-000078 Dec 9, 2005 —
4/A PRIMARY DOCUMENT 0000350894-05-000064 Oct 27, 2005 —
4/A PRIMARY DOCUMENT 0000350894-05-000060 Oct 26, 2005 —