Company: SUPN
Filing Date: 2025-04-30
Form Type: DEF 14A
Source: 0001104659-25-042531
Chunk: 7

Company: SUPERNUS PHARMACEUTICALS, INC.
Filing Date: 2025-04-30
Form: DEF 14A
Chunk 7
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 106,727 | ​ | ​ | ​ | ​                                                     | ​ | *     | ​ | ​ |
| Frederick M. Hudson(13)                                                                         | ​ | ​ | ​                                                 | ​ |   141,807 | ​ | ​ | ​ | ​                                                     | ​ | *     | ​ | ​ |
| Charles W. Newhall, III(14)                                                                     | ​ | ​ | ​                                                 | ​ |   223,687 | ​ | ​ | ​ | ​                                                     | ​ | *     | ​ | ​ |
| Bethany L. Sensenig(16)                                                                         | ​ | ​ | ​                                                 | ​ |    19,659 | ​ | ​ | ​ | ​                                                     | ​ | *     | ​ | ​ |
| All executive officers and directors as a group (10 persons)                                    | ​ | ​ | ​                                                 | ​ | 5,073,356 | ​ | ​ | ​ | ​                                                     | ​ | 8.8%  | ​ | ​ |

* Less than one percent. + Such person is a NEO. The NEOs consist of the following: Chief Executive Officer, Jack A. Khattar; Chief Financial Officer, Timothy C. Dec; and the three most highly compensated officers other than the Chief Executive Officer and Chief Financial Officer.

4

(1) The number of shares is based on information provided in a Schedule 13G filed by BlackRock, Inc. with the SEC on April 22, 2025. BlackRock, Inc. indirectly holds the shares on behalf of its affiliated investment adviser subsidiaries, consisting of Aperio Group, LLC, BlackRock Advisors, LLC, BlackRock (Netherlands) B.V., BlackRock Fund Advisors, which is the beneficial owner of more than five percent (5%) of the shares of common stock, BlackRock Institutional Trust Company, National Association, BlackRock Asset Management Ireland Limited, BlackRock Financial Management, Inc., BlackRock Japan Co., Ltd., BlackRock Asset Management Schweiz AG, BlackRock Investment Management, LLC, BlackRock Investment Management (UK) Limited, BlackRock Asset Management Canada Limited, and BlackRock Fund Managers Ltd. BlackRock, Inc. has sole voting power with respect to 8,092,706 shares and sole dispositive power with respect to 8,197,023 shares. (2) The number of shares is based on information provided in a Schedule 13G filed by The Vanguard Group with the SEC on February 13, 202