0000350894-20-000056.txt : 20201201 0000350894-20-000056.hdr.sgml : 20201201 20201201100826 ACCESSION NUMBER: 0000350894-20-000056 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20201125 FILED AS OF DATE: 20201201 DATE AS OF CHANGE: 20201201 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: DORAN WILLIAM CENTRAL INDEX KEY: 0001191719 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-10200 FILM NUMBER: 201360043 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: SEI INVESTMENTS CO CENTRAL INDEX KEY: 0000350894 STANDARD INDUSTRIAL CLASSIFICATION: SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211] IRS NUMBER: 231707341 STATE OF INCORPORATION: PA FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1 FREEDOM VALLEY DRIVE CITY: OAKS STATE: PA ZIP: 19456-1100 BUSINESS PHONE: 6106761000 MAIL ADDRESS: STREET 1: 1 FREEDOM VALLEY DRIVE CITY: OAKS STATE: PA ZIP: 19456-1100 FORMER COMPANY: FORMER CONFORMED NAME: SEI INVESTMENT CO DATE OF NAME CHANGE: 20040806 FORMER COMPANY: FORMER CONFORMED NAME: SEI CORP DATE OF NAME CHANGE: 19920703 4 1 primary_doc.xml PRIMARY DOCUMENT X0306 4 2020-11-25 0 0000350894 SEI INVESTMENTS CO SEIC 0001191719 DORAN WILLIAM 1 0 0 0 STOCK OPTION (RIGHT TO PURCHASE) 2020-11-25 4 M 0 10000 23.86 A 679915 D COMMON STOCK 2020-11-25 4 S 0 10000 56.7 D 669915 D STOCK OPTION (RIGHT TO PURCHASE) 23.86 2020-11-25 4 M 0 10000 23.86 A 2017-12-14 2020-12-14 STOCK OPTION (RIGHT TO PURCHASE) 10000 0 D RUTH MONTGOMERY (Attorney in Fact) 2020-11-30