Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Oaks, PA
SEC filing record 1 source field available
Fiscal year end
31 December
SEI INVESTMENTS CO has filed 1,948 SEC EDGAR filings since 14 Feb 1995

SEC filing history

Showing 651-675 of 1,000 matching filings.

Per page
25
Current page
27
4

PRIMARY DOCUMENT

Filing date
14 Dec 2017
Reporting date
12 Dec 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
14 Dec 2017
Reporting date
12 Dec 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
14 Dec 2017
Reporting date
12 Dec 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
8-K File 000-10200

FORM 8-K

Filing date
13 Dec 2017
Reporting date
12 Dec 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
11 Dec 2017
Reporting date
08 Dec 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
05 Dec 2017
Reporting date
05 Dec 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
04 Dec 2017
Reporting date
01 Dec 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
04 Dec 2017
Reporting date
30 Nov 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
27 Nov 2017
Reporting date
21 Nov 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
27 Nov 2017
Reporting date
21 Nov 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
15 Nov 2017
Reporting date
15 Nov 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4/A

PRIMARY DOCUMENT

Filing date
13 Nov 2017
Reporting date
09 Nov 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
09 Nov 2017
Reporting date
09 Nov 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
06 Nov 2017
Reporting date
02 Nov 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
06 Nov 2017
Reporting date
02 Nov 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
06 Nov 2017
Reporting date
01 Nov 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
13F-HR File 028-16454

13F-HR filing

Filing date
06 Nov 2017
Reporting date
30 Sep 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
02 Oct 2017
Reporting date
29 Sep 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
02 Oct 2017
Reporting date
28 Sep 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
02 Oct 2017
Reporting date
28 Sep 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
02 Oct 2017
Reporting date
28 Sep 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
26 Sep 2017
Reporting date
25 Sep 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
21 Sep 2017
Reporting date
20 Sep 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
21 Sep 2017
Reporting date
19 Sep 2017
SEC evidence
Open document Open filing
Next action
Verify source filing
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .