Please wait
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
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-11(c) or  ☐ 240.14a-2
Harmony Biosciences Holdings, Inc.
(Name of Registrant as Specified In Its Charter)
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.
 ☐
​ ​
Fee paid previously with preliminary materials.
 ☐
​ ​
Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.