UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): April 29, 2014

Supernus Pharmaceuticals, Inc.

(Exact name of registrant as specified in its charter)

Registrant’s telephone number, including area code:  (301) 838-2500

Not Applicable

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 2.02              Other Events

On April 29, 2014, Supernus issued a press release announcing that it expects to report financial results for the quarter ending March 31, 2014 after the market closes on May 12, 2014, and will hold a conference call and webcast on May 13, 2014 to review the first quarter 2014 financial results and to provide a business update.  A copy of this press release is furnished as Exhibit 99.1 hereto and is incorporated herein by reference.

Item 9.01              Financial Statements and Exhibits.

(d)           Exhibit

The following document is furnished as an Exhibit pursuant to Item 2.02 hereof:

Exhibit 99.1 — Press Release Dated April 29, 2014 of the Company.

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

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EXHIBIT INDEX

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EXHIBIT 99.1

Supernus to Host First Quarter 2014 Earnings Conference Call

Rockville, MD, April 29, 2014 -Supernus Pharmaceuticals, Inc. (NASDAQ: SUPN), a specialty pharmaceutical company focused on developing and commercializing products for the treatment of central nervous system diseases, today announced that the Company expects to report the quarter ending March 31, 2014 financial results after the close of the U.S. financial markets Monday, May 12, 2014.

Jack Khattar, President and Chief Executive Officer and Greg Patrick, Chief Financial Officer will host a conference call to discuss first quarter 2014 financial results on Tuesday, May 13, 2014 at 9:00 AM Eastern Time.

A live webcast will be available at www.supernus.com.  Following the live call, a replay will be available on the Company’s website under ‘Investor Info’.  The webcast will be archived on the Company’s website for 30 business days following the live call.

Please refer to the information below for conference call dial-in information. Callers should dial in approximately 10 minutes prior to the start of the call.

About Supernus Pharmaceuticals, Inc.

Supernus Pharmaceuticals, Inc. is a specialty pharmaceutical company focused on developing and commercializing products for the treatment of central nervous system, or CNS, diseases. The Company has two marketed products for epilepsy, Oxtellar XR® (extended-release oxcarbazepine) and Trokendi XR™ (extended-release topiramate). The Company is also developing several product candidates in psychiatry to address large market opportunities in ADHD, including ADHD patients with impulsive aggression. These product candidates include SPN-810 for impulsive aggression in ADHD and SPN-812 for ADHD.

Contact:

Supernus Pharmaceuticals, Inc., 301-838-2591
Jack A. Khattar, President and CEO
Gregory S. Patrick, Vice President and CFO
or
Investor Contact:
Cockrell Group, 877-889-1972
investorrelations@thecockrellgroup.com
cockrellgroup.com