UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of
the Securities Exchange Act of 1934 (Amendment No.     )

Filed by the Registrant   ☒

Filed by a Party other than the Registrant    ☐

Check the appropriate box:
☐	Preliminary Proxy Statement
☐	Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
☐	Definitive Proxy Statement
☒	Definitive Additional Materials
☐	Soliciting Material under §240.14a-12

SEMILEDS CORPORATION
(Name of Registrant as Specified In Its Charter)
(Name of Person(s) Filing Proxy Statement, if other than the Registrant)
Payment of Filing Fee (Check the appropriate box):
☒	No fee required.
☐	Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and 0-11.
	(1)	Title of each class of securities to which transaction applies:
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	(3)	Per unit price or other underlying value of transaction computed pursuant to Exchange Act Rule 0-11 (set forth the amount on which the filing fee is calculated and state how it was determined):
	(4)	Proposed maximum aggregate value of transaction:
	(5)	Total fee paid:
☐	Fee paid previously with preliminary materials.
☐	Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the Form or Schedule and the date of its filing.
	(1)	Amount Previously Paid:
	(2)	Form, Schedule or Registration Statement No.:
	(3)	Filing Party:
	(4)	Date Filed:

See the reverse side of this notice to obtain  proxy materials and voting instructions.  *** Exercise Your Right to Vote ***  Important Notice Regarding the Availability of Proxy Materials for the  Shareholder Meeting to Be Held on <mtgdate>.  You are receiving this communication because you hold  shares in the above named company.  This is not a ballot. You cannot use this notice to vote  these shares. This communication presents only an  overview of the more complete proxy materials that are  available to you on the Internet. You may view the proxy  materials online at www.proxyvote.com or easily request a  paper copy (see reverse side).  We encourage you to access and review all of the important  information contained in the proxy materials before voting.  Meeting Information  Meeting Type: <mtgtype>  For holders as of: <recdate>  Date: Time: <mtgtime>  Location:  0000472515_1 R1.0.1.18  SEMILEDS CORPORATION  SEMILEDS CORPORATION  3F NO. 11 KE JUNG ROAD  CHU-NAN SITE, HSINCHU SCIENCE PARK  CHU-NAN 350  MIAO-LI COUNTY, TAIWAN R.O.C.  Annual Meeting  July 29, 2020  September 25, 2020  September 25, 2020 9:00 AM LST  SemiLeds  3rd Floor, No. II, Ke Jung Road  Chu-Nan, Hsinchu Science Park  Miao-Li County, Taiwan

Please Choose One of the Following Voting Methods  Vote In Person: Many shareholder meetings have attendance requirements including, but not limited to, the possession  of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special  requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares.  Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the information that is printed in the box  marked by the arrow available and follow the instructions.  Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.  How To Vote  gBeforeYouVoteHowtoAccesstheProxyMaterialsProxyMaterialsAvailabletoVIEWorRECEIVE:HowtoViewOnline:Havetheinformationthatisprintedintheboxmarkedbythearrow(locatedonthefollowingpage)andvisit:www.proxyvote.com.HowtoRequestandReceiveaPAPERorE-MAILCopy:Ifyouwanttoreceiveapaperore-mailcopyofthesedocuments,youmustrequestone.ThereisNOchargeforrequestingacopy.Pleasechooseoneofthefollowingmethodstomakeyourrequest:1)BYINTERNET:www.proxyvote.com2)BYTELEPHONE:1-800-579-16393)BYE-MAIL*:sendmaterial@proxyvote.com*Ifrequestingmaterialsbye-mail,pleasesendablanke-mailwiththeinformationthatisprintedintheboxmarkedbythearrow(locatedonthefollowingpage)inthesubjectline.gg0000472515_2R1.0.1.181.Notice&ProxyStatement2.AnnualReportRequests,instructionsandotherinquiriessenttothise-mailaddresswillNOTbeforwardedtoyourinvestmentadvisor.PleasemaketherequestasinstructedaboveonorbeforeSeptember13,2020tofacilitatetimelydelivery.

Voting items  0000472515_3 R1.0.1.18  The Board of Directors recommends you vote  FOR the following:  1. Election of Directors  Nominees  01 Trung T. Doan 02 Walter Michael Gough 03 Dr. Edward Hsieh 04 Roger Lee 05 Scott R. Simplot  The Board of Directors recommends you vote FOR proposals 2. and 3.  2. Ratification of the appointment of KCCW Accountancy Corp as our independent registered public accounting firm  for fiscal year 2020.  3. Approve the amendment of the SemiLEDs Corporation 2010 Equity Incentive Plan.  NOTE: Transact such other business as may properly come before the annual meeting(including adjournments and  postponements.

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