ASPEN INSURANCE HOLDINGS LTD

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Registration statement / Annual report / Transition report for Foreign Private Issuers

Certification of termination of registration of a class of securities (Section 12(g))

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Post Effective Amendment to S-8

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Notification of removal from listing and/or registration on a national securities exchange

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Prospectus Supplement for Primary Offering

Free Writing Prospectus

Prospectus Supplement for Primary Offering

Appointment of agent for service of process by foreign banks and foreign insurance companies

Appointment of agent for service of process by foreign banks and foreign insurance companies

Prospectus Supplement with Pricing Information

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Notice of Effectiveness

Registration of Securities on Exchange

No description available

Certification of approval for listing and registration on a national securities exchange

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Registration statement for securities of certain foreign private issuers (amendment)

Correspondence with the SEC

Registration statement for securities of certain foreign private issuers (amendment)

Registration statement / Annual report / Transition report for Foreign Private Issuers

Letter from the SEC

Notification of removal from listing and/or registration on a national securities exchange

Correspondence with the SEC

Registration statement for securities of certain foreign private issuers (amendment)

Registration of Securities on Exchange

Certification of approval for listing and registration on a national securities exchange

Prospectus Supplement for Primary Offering

Prospectus Supplement for Delayed or Continuous Offering

Letter from the SEC

Correspondence with the SEC

Registration statement / Annual report / Transition report for Foreign Private Issuers

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Appointment of agent for service of process by foreign banks and foreign insurance companies

Correspondence with the SEC

Letter from the SEC

Appointment of agent for service of process by foreign banks and foreign insurance companies

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

No description available

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

No description available

Correspondence with the SEC

Correspondence with the SEC

General form for quarterly reports under Section 13 or 15(d)

Annual report pursuant to Section 13 or 15(d) (amendment)

Annual report pursuant to Section 13 or 15(d)

Additional Information for Proxy Statement/ Votes

No description available

General form for quarterly reports under Section 13 or 15(d)

No description available

Additional Information for Proxy Statement/ Votes

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Definitive Proxy Statement

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional proxy soliciting materials filed by a non-management party

Additional Information for Proxy Statement/ Votes

Additional proxy soliciting materials filed by a non-management party

Additional Information for Proxy Statement/ Votes

Additional proxy soliciting materials filed by a non-management party

Additional proxy soliciting materials filed by a non-management party

Rosorea Carrie

Babcock William

Burnet Nicolas Anthony

Donelan Christopher Arthur

Shea James Andrew

Altmaier David Campbell

Pickering Mark

DUNLEAVY CHRISTIAN

Martinez Silvia

Frydas Polycarpos Christakis

Foley Marcus

Astwood Jeffrey Bryan

Humphreys, Alexander W.

Cloutier Mark Bertrand

Saffer Michael

Parr Gary

Black Joshua