EDGAR Filing Documents for 0001193125-13-165157

Form 425 - Prospectuses and communications, business combinations:

SEC Accession No. 0001193125-13-165157

Filing Date

2013-04-22

Accepted

2013-04-22 17:08:38

Documents

Document Format Files

Seq	Description	Document	Type	Size
1	FORM 8-K	d524079d8k.htm	425	28669
2	EX-2.1	d524079dex21.htm	EX-2.1	16919
	Complete submission text file	0001193125-13-165157.txt		47393

Mailing Address 4521 HIGHWOODS PKWY GLEN ALLEN VA 23060

Business Address 4521 HIGHWOODS PARKWAY GLEN ALLEN VA 23060-3382 8047470136

MARKEL CORP (Filed by) CIK: 0001096343 (see all company filings)

IRS No.: 541959284 | State of Incorp.: VA | Fiscal Year End: 1231
Type: 425
SIC: 6331 Fire, Marine & Casualty Insurance

Mailing Address ALTERRA HOUSE 2 FRONT STREET HAMILTON D0 HM 11

Business Address ALTERRA HOUSE 2 FRONT STREET HAMILTON HM11 D0 HM 11 4412958800

ALTERRA CAPITAL HOLDINGS Ltd (Subject) CIK: 0001141719 (see all company filings)

IRS No.: 980584464 | Fiscal Year End: 1231
Type: 425 | Act: 34 | File No.: 000-33047 | Film No.: 13774440
SIC: 6331 Fire, Marine & Casualty Insurance