Indicate by check mark if the Registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.  

Indicate by check mark if the Registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act.   

Indicate by check mark whether the Registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company.  See the definitions of “large accelerated filer,” “accelerated filer,” and “smaller reporting company” in Rule 12b-2 of the Exchange Act.  (Check one).

 

The aggregate market value of the common stock held by non-affiliates of the Registrant, based upon the closing price of $44.22$37.70 for shares of the Registrant's common stock on September 29, 2017,27, 2019, the last trading day of the Registrant’s most recently completed second fiscal quarter as reported by the New York Stock Exchange, was approximately $1,459,034,920.$1,494,433,881.  In calculating such aggregate market value, shares of common stock owned of record or beneficially by officers, directors, and persons known to the Registrant to own more than five percent of the Registrant's voting securities as of September 29, 201727, 2019 (other than such persons of whom the Registrant became aware only through the filing of a Schedule 13G filed with the Securities and Exchange Commission) were excluded because such persons may be deemed to be affiliates.  This determination of affiliate status is for purposes of this calculation only and is not conclusive.

As of May 7, 2018, 33,261,047June 3, 2020, 40,683,561 shares of common stock were outstanding.

Portions of the Registrant's Proxy Statement for its 20182020 Annual Meeting of Stockholders are incorporated by reference into Part III of this Form 10-K. Such proxy statement will be filed with the Securities and Exchange Commission within 120 days of the registrant’s fiscal year ended March 31, 2018.28, 2020.

This Amendment No. 1 on Form 10-K/A (the “Amendment”) of Plantronics, Inc. (the “Company”) amends the Company’s Annual Report on Form 10-K for the year ended March 31, 2018,28, 2020, originally filed with the Securities and Exchange Commission on May 9, 2018June 8, 2020 (the “Original Report”). This Amendment is being filed solely to correct an administrative error onfor the cover pagepurpose of inserting the conformed signature of the current Principal Accounting Officer, which was inadvertently omitted from the Original Report with respect to the number of shares outstanding of the Company’s common stock as of May 7, 2018. The correct number of shares of the Company’s common stock outstanding as of May 7, 2018 was 33,261,047.Report.

This Amendment No. 1 speaks as of the original filing date of the Form 10-K, does not reflect events that may have occurred subsequent to the original filing date, and does not modify or update in any way disclosures made in the Original Report. No other changes have been made to the Original Report.