Reg FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): December 13, 2016 Packaging Corporation of America (Exact name of registrant as specified in its charter) Delaware 1-15399 36-4277050 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.) 1955 West Field Court, Lake Forest, Illinois 60045 (Address of Principal Executive Offices, including Zip Code) (847) 482-3000 (Registrant’s Telephone Number, Including Area Code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐ Pre-commencement communications pursuant to Rule 14d-2 (b) under the Exchange Act (17 CFR 240.14d-2 (b)) ☐ Pre-commencement communications pursuant to Rule 13e-4 (c) under the Exchange Act (17 CFR 240.13e-4 (c)) Item 7.01. Regulation FD Disclosure The following information, including the exhibit described below, shall not be deemed “filed” hereunder for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing. On December 13, 2016, Packaging Corporation of America announced that its board of directors declared a quarterly dividend of $0.63 per share of common stock. The dividend will be paid on January 13, 2017 to shareholders of record as of December 23, 2016. The press release is furnished as Exhibit 99.1 to this report on Form 8-K and is incorporated herein by reference. Item 9.01. Financial Statements and Exhibits. (D) Exhibits 99.1 Press Release dated December 13, 2016 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. PACKAGING CORPORATION OF AMERICA By: /s/ Kent A. Pflederer Senior Vice President, General Counsel & Secretary Date: December 15, 2016