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Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington , DC 20549 Form 10 - K ( Mark One ) ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended January 3 , 2021 Massachusetts ( State or other jurisdiction of incorporation or organization ) Title of Each Class Common Stock , $ 1 Par Value 1.875 % Notes due 2026 0.600 % Notes due 2021 or For the transition period from Commission file number 001-5075 940 Winter Street , Waltham , Massachusetts ( Address of Principal Executive Offices ) PerkinElmer , Inc. ( Exact name of registrant as specified in its charter ) Large accelerated filer Non - accelerated filer to ( 781 ) 663-6900 ( Registrant's telephone number , including area code ) 04-2052042 ( I.R.S. Employer Identification No. ) Securities registered pursuant to Section 12 ( b ) of the Act : Trading Symbol ( s ) . PKI PKI 21A PKI 21B 02451 ( Zip Code ) Name of Each Exchange on Which Registered The New York Stock Exchange The New York Stock Exchange The 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 . Yes þ No o Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15 ( d ) of the Act . Yes o No p Indicate by check mark whether the registrant : ( 1 ) has filed all reports required to be filed by Section 13 or Section 15 ( d ) of the Securities Exchange Act of 1934 during the preceding 12 months ( or for such shorter period that the registrant was required to file such reports ) , and ( 2 ) has been subject to such filing requirements for the past 90 days . Yes p No o Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S - T ( §232.405 of this chapter ) during the preceding 12 months ( or for such shorter period that the registrant was required to submit and post such files ) . Yes p No o Indicate by check mark whether the registrant is a large accelerated filer , an accelerated filer , a non - accelerated filer , a smaller reporting company , or emerging growth company . See the definitions of " large accelerated filer , " " accelerated filer , " " smaller reporting company , " and " emerging growth company " in Rule 12b - 2 of the Exchange Act . Accelerated filer Smaller reporting company Emerging growth company If an emerging growth company , indicate by check mark whether the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13 ( a ) of the Exchange Act . 0 Indicate by check mark whether the registrant has filed a report on and attestation to its management's assessment of the effectiveness of its internal control over financial reporting under Section 404 ( b ) of the Sarbanes - Oxley Act ( 15 U.S.C. 7262 ( b ) ) by the registered public accounting firm that prepared or issued its audit report . Indicate by check mark whether the registrant is a shell company ( as defined in Rule 12b - 2 of the Exchange Act ) . Yes No p The aggregate market value of the common stock , $ 1 par value per share , held by non - affiliates of the registrant on July 2 , 2020 , was $ 10,743,749,481 based upon the last reported sale of $ 97.94 per share of common stock on July 2 , 2020 . As of February 26 , 2021 , there were outstanding 112,061,794 shares of common stock , $ 1 par value per share .