EDGAR Filing Documents for 0001193125-13-096010

Form 425 - Prospectuses and communications, business combinations:

SEC Accession No. 0001193125-13-096010

Filing Date

2013-03-07

Accepted

2013-03-07 16:11:39

Documents

Document Format Files

Seq	Description	Document	Type	Size
1	FORM 8-K	d497508d8k.htm	425	30272
2	EX-1.1	d497508dex11.htm	EX-1.1	151591
3	EX-4.2	d497508dex42.htm	EX-4.2	100948
4	EX 4.3	d497508dex43.htm	EX-4.3	100672
5	EX-5.1	d497508dex51.htm	EX-5.1	24469
6	EX-12.1	d497508dex121.htm	EX-12.1	26747
	Complete submission text file	0001193125-13-096010.txt		436504

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.: 13673539
SIC: 6331 Fire, Marine & Casualty Insurance