Supernus Pharmaceuticals Ownership & Insider Activity

Supernus Pharmaceuticals (SUPN) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 3.4% of shares outstanding. Institutional investors hold 68.8%.

Shares Outstanding

58.224M

Shares Float

47.437M

Insider Shares Owned

1.979M

Insider % Owned

3.4%

Institutional Shares Held

40.059M

Institutional % Held

68.8%

Ownership Breakdown

Net Insider Activity by Month

Supernus Pharmaceuticals Insider Transactions (Last 6 Months)

No insider filings in the last 6 months.

Date	Member	Party	Chamber	Action	Amount
Mar 3, 2026	Gilbert Ray Cisneros	D	House	Purchase	$1,001 - $15,000
Dec 11, 2025	Gilbert Ray Cisneros	D	House	Purchase	$1,001 - $15,000
Oct 9, 2025	Gilbert Ray Cisneros	D	House	Sale (Partial)	$1,001 - $15,000
Mar 24, 2025	Gilbert Ray Cisneros	D	House	Purchase	$1,001 - $15,000