Commission file number 1-16091 PolyOne Corporation (Exact name of registrant as specified in its charter) Ohio 34-1730488 (State or other jurisdiction of incorporation or organization) (IRS Employer Identification No.) 33587 Walker Road, 44012 Avon Lake, Ohio (Zip Code) (Address of principal executive offices) Registrant’s telephone number, including area code (440) 930-1000 Securities registered pursuant to Section 12(b) of the Act: Title of each class Name of each exchange on which registered Common Shares, par value $.01 per share New York Stock Exchange Securities registered pursuant to Section 12(g) of the Act: None Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.

Commission file number 1-16091 PolyOne Corporation (Exact name of registrant as specified in its charter) Ohio 34-1730488 (State or other jurisdiction of incorporation or organization) (IRS Employer Identification No.) 33587 Walker Road, 44012 Avon Lake, Ohio (Zip Code) (Address of principal executive offices) Registrant’s telephone number, including area code (440) 930-1000 Securities registered pursuant to Section 12(b) of the Act: Title of each class Name of each exchange on which registered Common Shares, par value $.01 per share New York Stock Exchange Securities registered pursuant to Section 12(g) of the Act: None Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.

Commission file number 1-16091 PolyOne Corporation (Exact name of registrant as specified in its charter) Ohio 34-1730488 (State or other jurisdiction of incorporation or organization) (IRS Employer Identification No.) 33587 Walker Road, 44012 Avon Lake, Ohio (Zip Code) (Address of principal executive offices) Registrant’s telephone number, including area code (440) 930-1000 Securities registered pursuant to Section 12(b) of the Act: Title of each class Name of each exchange on which registered Common Shares, par value $.01 per share New York Stock Exchange Securities registered pursuant to Section 12(g) of the Act: None Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.

Commission file number 1-16091 PolyOne Corporation (Exact name of registrant as specified in its charter) Ohio 34-1730488 (State or other jurisdiction of incorporation or organization) (IRS Employer Identification No.) 33587 Walker Road, 44012 Avon Lake, Ohio (Zip Code) (Address of principal executive offices) Registrant’s telephone number, including area code (440) 930-1000 Securities registered pursuant to Section 12(b) of the Act: Title of each class Name of each exchange on which registered Common Shares, par value $.01 per share New York Stock Exchange Securities registered pursuant to Section 12(g) of the Act: None Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.

Commission file number 1-16091 PolyOne Corporation (Exact name of registrant as specified in its charter) Ohio 34-1730488 (State or other jurisdiction of incorporation or organization) (IRS Employer Identification No.) 33587 Walker Road, 44012 Avon Lake, Ohio (Zip Code) (Address of principal executive offices) Registrant’s telephone number, including area code (440) 930-1000 Securities registered pursuant to Section 12(b) of the Act: Title of each class Name of each exchange on which registered Common Shares, par value $.01 per share New York Stock Exchange Securities registered pursuant to Section 12(g) of the Act: None Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.

Commission file number 1-16091 PolyOne Corporation (Exact name of registrant as specified in its charter) Ohio 34-1730488 (State or other jurisdiction of incorporation or organization) (IRS Employer Identification No.) 33587 Walker Road, 44012 Avon Lake, Ohio (Zip Code) (Address of principal executive offices) Registrant’s telephone number, including area code (440) 930-1000 Securities registered pursuant to Section 12(b) of the Act: Title of each class Name of each exchange on which registered Common Shares, par value $.01 per share New York Stock Exchange Securities registered pursuant to Section 12(g) of the Act: None Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.