Date Filed | Type | Description |
05/10/2013 |
10-K/A
| Annual Report for the period ended December 31, 2012 [amend] |
05/09/2013 |
POSASR
| Form POSASR - Post-effective Amendment to an automatic shelf registration statement |
05/09/2013 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments |
05/09/2013 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments |
05/09/2013 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments |
05/09/2013 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments |
05/09/2013 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments |
05/09/2013 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments |
05/07/2013 |
SC 13D/A
| Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend] |
05/06/2013 |
SC 13D/A
| ALTERRA CAPITAL HOLDINGS Ltd reports a 100% stake in Alterra Capital Holdings Limited |
05/03/2013 |
8-K
| Quarterly results |
05/03/2013 |
SC 13D/A
| Trident III, L.P. reports a 0% stake in Alterra Capital Holdings Limited |
05/01/2013 |
25-NSE
| Form 25-NSE - Notification filed by national security exchange to report the removal from listing and registration of matured, redeemed or retired securities |
04/30/2013 |
10-Q
| Quarterly Report for the period ended March 31, 2013 |
04/30/2013 |
10-K/A
| Annual Report for the period ended December 31, 2012 [amend] |
04/22/2013 |
425
| Form 425 - Prospectuses and communications, business combinations |
03/07/2013 |
425
| Form 425 - Prospectuses and communications, business combinations |
03/05/2013 |
425
| Form 425 - Prospectuses and communications, business combinations |
02/28/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
02/26/2013 |
425
| Form 425 - Prospectuses and communications, business combinations |
02/26/2013 |
8-K
| Entry into a Material Definitive Agreement, Submission of Matters to a Vote of Security Holders, Other Events, Financial Stat... |
02/26/2013 |
425
| Form 425 - Prospectuses and communications, business combinations |
02/15/2013 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
02/11/2013 |
8-K
| Credit agreement amendment |
02/11/2013 |
425
| Form 425 - Prospectuses and communications, business combinations |
01/23/2013 |
8-K
| Other Events |
01/23/2013 |
425
| Form 425 - Prospectuses and communications, business combinations |
01/23/2013 |
425
| Form 425 - Prospectuses and communications, business combinations |
01/17/2013 |
DEFM14A
| Form DEFM14A - Definitive proxy statement relating to merger or acquisition |
01/16/2013 |
8-K
| Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements... |
01/16/2013 |
425
| Form 425 - Prospectuses and communications, business combinations |
12/19/2012 |
425
| Form 425 - Prospectuses and communications, business combinations |
12/19/2012 |
8-K
| Entry into a Material Definitive Agreement, Departure of Directors or Certain Officers; Election of Directors; Appointment of...
Docs:
|
"Agreement and Plan of Merger, by and among Alterra Capital Holdings Limited, Markel Corporation and Commonwealth Merger Subsidiary Limited",
"Form of Company Shareholder Voting Agreement, by and among Markel Corporation and each of the shareholders of Alterra Capital Holdings Limited listed on Schedule A thereto",
"Form of Parent Shareholder Voting Agreement, by and among Alterra Capital Holdings Limited, and each of the shareholders of Markel Corporation listed on Schedule A thereto",
"Markel to Acquire Alterra for Approximately $31 Per Share in Stock and Cash Enhanced scale and financial strength of the combined company will create greater opportunities for the new Markel in the global marketplace",
"Investor presentation slides dated December 19, 2012, to be used in connection with investor presentations",
"Letter to Business Partners",
"Letter to Employees" |
|
12/19/2012 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
|