INNOSPEC INC.

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)

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

Results of Operations and Financial Condition

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)

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Specialized Disclosure Report

Submission of Matters to a Vote of Security Holders

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

Results of Operations and Financial Condition

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)

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

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Annual Report Scanned (Paper)

Annual report pursuant to Section 13 or 15(d)

Results of Operations and Financial Condition

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

Results of Operations and Financial Condition

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

Results of Operations and Financial Condition

Specialized Disclosure Report

Submission of Matters to a Vote of Security Holders

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

Results of Operations and Financial Condition

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Annual Report Scanned (Paper)

Regulation FD Disclosure

Annual report pursuant to Section 13 or 15(d)

Results of Operations and Financial Condition

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

Results of Operations and Financial Condition

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

2.02,9.01

Specialized Disclosure Report

1.01,2.03,9.01

5.07

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

2.02,7.01,9.01

5.02

Annual Report Scanned (Paper)

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

2.02,9.01

7.01,9.01

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

2.02,7.01,9.01

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

Specialized Disclosure Report

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

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Annual Report Scanned (Paper)

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)

Specialized Disclosure Report

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

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Annual report pursuant to Section 13 or 15(d)

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

Specialized Disclosure Report

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Additional Information for Proxy Statement/ Votes

Specialized Disclosure Report

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Specialized Disclosure Report

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

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

Letter from the SEC

Correspondence with the SEC

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

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

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

Registration of Securities on Exchange

No description available

Post Effective Amendment to S-8

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

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

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

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

No description available

No description available

No description available

Withdrawal of a registration statement

No description available

No description available

Jones David B.

Williams Patrick

MCROBBIE IAN MALCOLM

BARNES CORBIN

GRIFFIN HARDY LOUIS III

Cleminson Ian

Bausch Shelley J

Cleminson Ian

Blackmore Milton C

PADFIELD Larry

Poccia Claudia

LANDLESS DAVID

Williams Patrick