<SEC-DOCUMENT>0001193125-21-178499-index.html : 20210601 <SEC-HEADER>0001193125-21-178499.hdr.sgml : 20210601 <ACCEPTANCE-DATETIME>20210601160311 ACCESSION NUMBER: 0001193125-21-178499 CONFORMED SUBMISSION TYPE: SD PUBLIC DOCUMENT COUNT: 2 <RULE> <RULE-NAME>13p-1 <ITEM> <ITEM-NUMBER>1.01 <ITEM-PERIOD>20201231 </ITEM> <ITEM> <ITEM-NUMBER>1.02 <ITEM-PERIOD>20201231 </ITEM> </RULE> FILED AS OF DATE: 20210601 DATE AS OF CHANGE: 20210601 FILER: COMPANY DATA: COMPANY CONFORMED NAME: ALLEGHANY CORP /DE CENTRAL INDEX KEY: 0000775368 STANDARD INDUSTRIAL CLASSIFICATION: FIRE, MARINE & CASUALTY INSURANCE [6331] IRS NUMBER: 271354706 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SD SEC ACT: 1934 Act SEC FILE NUMBER: 001-09371 FILM NUMBER: 21985211 BUSINESS ADDRESS: STREET 1: 1411 BROADWAY STREET 2: 34TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10018 BUSINESS PHONE: 212-508-8130 MAIL ADDRESS: STREET 1: 1411 BROADWAY STREET 2: 34TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10018 FORMER COMPANY: FORMER CONFORMED NAME: ALLEGHANY FINANCIAL CORP DATE OF NAME CHANGE: 19870115 </SEC-HEADER> <DOCUMENT> <TYPE>SD <SEQUENCE>1 <FILENAME>d155777dsd.htm <DESCRIPTION>SD <TEXT> Document 1 - file: d155777dsd.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-1.01 <SEQUENCE>2 <FILENAME>d155777dex101.htm <DESCRIPTION>EX-1.01 <TEXT> Document 2 - file: d155777dex101.htm
</DOCUMENT> </SEC-DOCUMENT>