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Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001564590-21-007601
Filing Date
2021-02-23
Accepted
2021-02-23 16:35:43
Documents
147
Period of Report
2020-12-31

Document Format Files

Seq Description Document Type Size
1 10-K y-10k_20201231.htm   iXBRL 10-K 18131043
2 EX-21 y-ex21_11.htm EX-21 9045
3 EX-23.1 y-ex231_8.htm EX-23.1 2944
4 EX-31.1 y-ex311_6.htm EX-31.1 22888
5 EX-31.2 y-ex312_9.htm EX-31.2 22982
6 EX-32.1 y-ex321_7.htm EX-32.1 6422
7 EX-32.2 y-ex322_12.htm EX-32.2 7247
8 GRAPHIC gldcd10jrug3000004.jpg GRAPHIC 72670
9 GRAPHIC gldcd10jrug3000007.jpg GRAPHIC 99370
10 GRAPHIC gldcd10jrug3000002.jpg GRAPHIC 62865
11 GRAPHIC gldcd10jrug3000009.jpg GRAPHIC 56591
12 GRAPHIC gldcd10jrug3000003.jpg GRAPHIC 54975
13 GRAPHIC gldcd10jrug3000008.jpg GRAPHIC 54413
14 GRAPHIC gldcd10jrug3000005.jpg GRAPHIC 74359
15 GRAPHIC gldcd10jrug3000006.jpg GRAPHIC 131571
16 GRAPHIC gldcd10jrug3000001.jpg GRAPHIC 68021
  Complete submission text file 0001564590-21-007601.txt   63245495

Data Files

Seq Description Document Type Size
17 XBRL TAXONOMY EXTENSION SCHEMA y-20201231.xsd EX-101.SCH 115228
18 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE y-20201231_cal.xml EX-101.CAL 140770
19 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE y-20201231_def.xml EX-101.DEF 689461
20 XBRL TAXONOMY EXTENSION LABEL LINKBASE y-20201231_lab.xml EX-101.LAB 926809
21 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE y-20201231_pre.xml EX-101.PRE 1005369
22 EXTRACTED XBRL INSTANCE DOCUMENT y-10k_20201231_htm.xml XML 18686559
Mailing Address 1411 BROADWAY 34TH FLOOR NEW YORK NY 10018
Business Address 1411 BROADWAY 34TH FLOOR NEW YORK NY 10018 212-508-8130
ALLEGHANY CORP /DE (Filer) CIK: 0000775368 (see all company filings)

IRS No.: 271354706 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-09371 | Film No.: 21666119
SIC: 6331 Fire, Marine & Casualty Insurance