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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 Pursuant to § 240.14a-12 EVENTBRITE, INC. (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: (2) Aggregate number of securities to which transaction applies: (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:

*** Exercise Your Right to Vote *** Important Notice Regarding the Availability of Proxy Materials for the Stockholder Meeting to Be Held on May 21, 2020. Meeting Information EVENTBRITE, INC. Meeting Type: Annual Meeting For holders as of: March 23, 2020 Date: May 21, 2020 Time: 8:00 a.m. Pacific Time Location: Meeting live via the Internet-please visit www.virtualshareholdermeeting.com/EB2020. The company will be hosting the meeting live via the Internet this year. To attend the meeting via the Internet please visit www.virtualshareholdermeeting.com/EB2020 and be sure to have the information that is printed in the box marked by the arrow  XXXX XXXX XXXX XXXX (located on the following page). EVENTBRITE, INC. 155 5TH STREET You are receiving this communication because you hold shares in FLOOR 7 the company named above. SAN FRANCISCO, CA 94103 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. See the reverse side of this notice to obtain proxy materials and voting instructions. D08829-P33676

D08830-P33676 Vote ByInternet: advisor. PleasemaketherequestasinstructedaboveonorbeforeMay 7, 2020tofacilitatetimelydelivery. Requests, instructionsand other inquiriessenttothise-mailaddress NOT beforwarded will to yourinvestment by thearrow * requesting acopy.Pleasechooseoneofthefollowingmethodstomakeyourrequest: If youwant to receive a paper or e-mailcopy of these documents, you must request one. ThereisNOcharge for How toRequestandReceiveaPAPERorE-MAILCopy: following page)andvisit: Have the information that is printed in the box marked by the arrow How toViewOnline: NOTICE ANDPROXYSTATEMENT Proxy MaterialsAvailabletoVIEWorRECEIVE: Vote ByMail: During TheMeeting: Before TheMeeting: with please sendablanke-mail If requestingmaterialsbye-mail, the arrow Go to Go to XXXX XXXX XXXX XXXX www.virtualshareholdermeeting.com/EB2020. Youcanvotebymailrequestingapapercopyofthematerials,whichwillincludeproxycard. www.proxyvote.com. XXXX XXXX XXXX XXXX 3) 2) 1) BY E-MAIL* BY TELEPHONE BY INTERNET XXXX XXXX XXXX XXXX www.proxyvote.com. Please ChooseOneoftheFollowing Voting Methods : sendmaterial@proxyvote.com : How to Access theProxy Materials Havetheinformationthatisprintedinboxmarkedbyarrow (located onthefollowing page) : 1-800-579-1639 www.proxyvote.com (locatedonthefollowingpage)insubjectline. Before You Vote ANNUAL REPORT How To Vote (located onthefollowing page) Have the information that is printed inthebox marked by the informationthatisprintedinboxmarked available andfollowtheinstructions. XXXX XXXX XXXX XXXX available andfollowtheinstructions. (located on the

Voting Items The Board of Directors recommends you vote FOR the following: 1. To elect three Class II directors to serve until the 2023 annual meeting of stockholders or until their successors are duly elected and qualified: Nominees: 01) Katherine August-deWilde 02) Julia Hartz 03) Helen Riley The Board of Directors recommends you vote FOR the following proposal: 2. A proposal to ratify the appointment of PricewaterhouseCoopers LLP as our independent registered public accounting firm for the fiscal year ending December 31, 2020. The Board of Directors recommends you vote ONE YEAR for the following proposal: 3. Advisory vote to recommend the frequency of future advisory votes on executive compensation. NOTE: The proxies may vote in their discretion upon any other matters as may properly come before the meeting or any adjournments, continuations or postponements thereof. D08831-P33676

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