AETNA LIFE & CASUALTY CO

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

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

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

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

Prospectus Supplement for Primary Offering

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

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

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

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

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

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

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

Prospectus Supplement for Primary Offering

Registration of Securities on Exchange

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

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

Current report pursuant to Section 13 or 15(d)

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Registration statement under Securities Act of 1933 (amendment)

Additional Information for Proxy Statement/ Votes

Current report pursuant to Section 13 or 15(d)

Registration statement under Securities Act of 1933

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Required Information in Proxy Statement

No description available

Additional Information for Proxy Statement/ Votes

No description available

Registration of Securities on Exchange (amendment)

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

Current report pursuant to Section 13 or 15(d)

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

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

Current report pursuant to Section 13 or 15(d)

Definitive Proxy Statement

Preliminary Proxy Statement

Annual report pursuant to Section 13 or 15(d)

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

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

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

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

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

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

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

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

Registration of Securities on Exchange (amendment)

5,7

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

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

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

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

Annual report pursuant to Section 13 or 15(d)

Definitive Proxy Statement

Current report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d)

Prospectus Supplement for Primary Offering

Current report pursuant to Section 13 or 15(d)

Registration of Securities on Exchange (amendment)

Prospectus Supplement for Primary Offering

Current report pursuant to Section 13 or 15(d)

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

Prospectus Supplement for Primary Offering

Registration statement under Securities Act of 1933 (amendment)

Current report pursuant to Section 13 or 15(d)

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

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d) (amendment)

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

Additional Information for Proxy Statement/ Votes

Registration statement under Securities Act of 1933 (amendment)

Registration of Securities on Exchange

Additional Information for Proxy Statement/ Votes

Registration statement under Securities Act of 1933

Annual report pursuant to Section 13 or 15(d)

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes