ARIEL CORP

No description available

5

Withdrawal of a registration statement

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

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

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

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

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

5,7

Annual report pursuant to Section 13 or 15(d)

Written communication about a business combination transaction (Rule 425)

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

Required Information in Proxy Statement

No description available

No description available

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

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)

Definitive Proxy Statement

Prospectus Supplement for Primary Offering

Preliminary Proxy Statement

Registration statement under Securities Act of 1933 (amendment)

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

Registration statement under Securities Act of 1933

Annual report pursuant to Section 13 or 15(d)

5

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)

Preliminary Proxy Statement

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

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

2,7

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

5,7

Registration of Securities on Exchange

2,7

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

2

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

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

Prospectus filed under Rule 424(b)(1)

Amended Initial Registration Statement

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

Amended Initial Registration Statement

Amended Initial Registration Statement

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

Registration (IPO) statement under Securities Act of 1933

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

Post Effective Amendment to S-8

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

Post-effective amendment to a registration statement

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

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

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