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Supernus Pharmaceuticals SUPN · USD

Health Care · US listing · 🇺🇸 United States

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27.62

+5.58%

Close of 9 Nov 2026, in USD

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

Largest shareholders

As filed, so dates differ, and a group and its funds can both appear.

HolderSharesStakeChangeFiled
BLACKROCK, INC.8.8m15.34%+61.4k31 Mar 2026
MILLENNIUM MANAGEMENT LLC3.3m5.78%+675.9k31 Mar 2026
VANGUARD PORTFOLIO MANAGEMENT LLC3.2m5.65%+3.2m31 Mar 2026
VANGUARD CAPITAL MANAGEMENT LLC2.5m4.30%+2.5m31 Mar 2026
DIMENSIONAL FUND ADVISORS LP2.3m4.02%−405.3k31 Mar 2026
STATE STREET CORP2.3m3.99%+68.9k31 Mar 2026
MACQUARIE MANAGEMENT HOLDINGS, INC.2m3.55%−270.4k31 Mar 2026
ARMISTICE CAPITAL, LLC1.9m3.31%−868.7k31 Mar 2026
RENAISSANCE TECHNOLOGIES LLC1.7m2.97%−27.3k31 Mar 2026
GEODE CAPITAL MANAGEMENT, LLC1.6m2.83%+150.6k31 Mar 2026
CITADEL ADVISORS LLC1.5m2.60%+1m31 Mar 2026
LOOMIS SAYLES & CO L P1.4m2.49%−23.1k31 Mar 2026
STEPHENS INVESTMENT MANAGEMENT GROUP LLC1.4m2.36%−55.2k31 Mar 2026
POINT72 ASSET MANAGEMENT, L.P.1.3m2.30%−946.2k31 Mar 2026
GW&K INVESTMENT MANAGEMENT, LLC1.1m1.84%−25.5k31 Mar 2026

Insider trades

Purchases and sales by directors and officers, as filed with the regulator

DateWhoTypeSharesPriceValue
18 Mar 2026 ↗Bhatt Padmanabh P.Sr. VP of IP, CSOSale7.3k49.60$359,621
17 Mar 2026 ↗Bhatt Padmanabh P.Sr. VP of IP, CSOSale50k50.30$2.5m
16 Mar 2026 ↗Bhatt Padmanabh P.Sr. VP of IP, CSOSale50k50.28$2.5m
13 Mar 2026 ↗Khattar Jack A.President, CEOSale35k50.37$1.8m
12 Mar 2026 ↗Hudson Frederick M.DirectorSale5.4k50.61$271,725
10 Mar 2026 ↗Horich William ToddSVP, Commercial OperationsSale4.4k55.00$244,145
9 Mar 2026 ↗Horich William ToddSVP, Commercial OperationsSale4.4k54.00$239,652
9 Mar 2026 ↗Mottola FrankSVP, Chief Tech. Ops. OfficerSale1.6k53.65$87,074
6 Mar 2026 ↗GEMAYEL GEORGESDirectorSale8.8k53.00$465,711
5 Mar 2026 ↗GEMAYEL GEORGESDirectorSale10k53.71$537,100

Short interest

Shares sold short, 15 Oct 2026. US exchange data.

4m

-18.9% on the period before. 4.9 days to cover.

Short volume

Share of the day's trading sold short, 4 Nov 2026

57.8%

Last 60 trading days.

Failed deliveries

Shares not delivered on settlement, from the SEC

  • 25 Sept 20261 shares
  • 23 Sept 202641 shares
  • 22 Sept 202649 shares
  • 8 Sept 20269,121 shares
  • 20 Aug 20261 shares

Sources and methodology

Data on this tab
Our data supplier
Chart on the Overview
TradingView

Nothing here is investment advice. Prices can be delayed or wrong, so check with the exchange before relying on them. Data for this page. How we cover markets.