TG THERAPEUTICS, INC. — Proxy Solicitation & Information Statement 2021

Apr 30, 2021

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

(Amendment No. __)

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TG THERAPEUTICS, INC.

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Your Vote Counts! TG THERAPEUTICS, INC. 2021 Annual Meeting Vote by June 15, 2021 11:59 PM ET TG THERAPEUTICS,INC. 2 Gansevoort Street 9th Floor New York, NY 10014 Ricky Campana P.O. Box 123456 Suite 500 51 Mercedes Way Edgewood, NY 11717 30# FLASHID-JOB# You invested in TG THERAPEUTICS, INC. and it's time to vote! You have the right to vote on proposals being presented at the Annual Meeting. This is an important notice regarding the availability of proxy material for the stockholder meeting to be held on June 16, 2021. Get informed before you vote View the Notice & Proxy Statement, and Annual Report on Form 10-K online OR you can receive a free paper or email copy of the material(s) by requesting prior to June 02, 2021. If you would like to request a copy of the material(s) for this and/or future stockholder meetings, you may (1) visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to sendmaterial@proxyvote.com. If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy. Smartphone users Point your camera here and vote without entering a control number Vote Virtually at the Meeting June 16, 2021 9:30 AM EDT Meeting live via the Internet - please visit www.virtualshareholdermeeting.com/TGTX2021 Please check the meeting materials for any special requirements for meeting attendance. 1 OF 322,224 148,294 2 For complete information and to vote, visit www.ProxyVote.com Control # XXXX XXXX XXXX XXXX

Vote at www.ProxyVote.com Control # XXXX XXXX XXXX XXXX THIS IS NOT A VOTABLE BALLOT This is an overview of the proposals being presented at the upcoming stockholder meeting. Please follow the instructions on the reverse side to vote these important matters. SHARE CLASSES REPRESENTED FOR VOTING THE COMPANY NAME INC. - COMMON ASDFGHJKL 123456789.1234 THE COMPANY NAME INC. - CLASS A THE COMPANY NAME INC. - CLASS B THE COMPANY NAME INC. - CLASS C THE COMPANY NAME INC. - CLASS D THE COMPANY NAME INC. - CLASS E THE COMPANY NAME INC. - CLASS F THE COMPANY NAME INC. - 401 K 123456789.1234 123456789.1234 123456789.1234 123456789.1234 123456789.1234 123456789.1234 123456789.1234 Board Recommends Voting Items FLASHID-JOB# Prefer to receive an email instead? While voting on www.ProxyVote.com, be sure to click “Sign up for E-delivery”. 1.Election of Directors Nominees: 01Laurence Charney04Kenneth Hoberman07Michael S. Weiss 02Yann Echelard05Daniel Hume 03William J. Kennedy06Sagar Lonial, MD For 2To approve an amendment to our Certificate of Incorporation to increase the number of authorized shares of common stock from 150,000,000 to 175,000,000. For 3To ratify the appointment of KPMG, LLP as our independent registered public accounting firm for the year ending December 31, 2021. For NOTE: Transact any other business that may properly come before the Annual Meeting or any postponement or adjournment of the Annual Meeting.