Supernus Pharmaceuticals Ownership | Who Owns Supernus Pharmaceuticals?
Supernus Pharmaceuticals Ownership Summary
Supernus Pharmaceuticals is owned by 101.24% institutional investors, 4.46% insiders. Blackrock is the largest institutional shareholder, holding 18.90% of SUPN shares. iShares Core S&P Small-Cap ETF is the top mutual fund, with 6.02% of its assets in Supernus Pharmaceuticals shares.
SUPN Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Supernus Pharmaceuticals | 101.24% | 4.46% | -5.70% |
| Sector | Healthcare Stocks | 35.74% | 11.83% | 52.43% |
| Industry | Specialty & Generic Drug Manufacturers Stocks | 20.55% | 13.96% | 65.49% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock | 10.39M | 18.90% | $278.00M |
| Blackrock funding, inc. /de | 8.80M | 15.58% | $454.73M |
| Vanguard group | 6.05M | 10.72% | $300.61M |
| Millennium management | 3.32M | 5.87% | $171.40M |
| Dimensional fund advisors lp | 2.31M | 4.09% | $119.24M |
| State street | 2.29M | 4.05% | $118.27M |
| Macquarie management | 2.04M | 3.61% | $105.30M |
| Armistice capital | 1.90M | 3.36% | $97.97M |
| Renaissance | 1.71M | 3.02% | $88.14M |
| Geode capital management | 1.62M | 2.88% | $83.93M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Krensavage asset management | 280.68K | 5.67% | $14.51M |
| Ashford capital management | 645.38K | 4.12% | $33.36M |
| Sofinnova investments | 954.31K | 1.87% | $49.33M |
| Villanova investment management | 34.93K | 1.85% | $1.81M |
| Armistice capital | 1.90M | 1.74% | $97.97M |
| Bruce | 100.00K | 1.48% | $5.17M |
| Rice hall james & associates | 477.42K | 1.37% | $24.68M |
| Third avenue management | 152.72K | 1.28% | $7.89M |
| S&t bank/pa | 52.48K | 1.01% | $2.71M |
| Stephens investment management group | 1.35M | 0.96% | $69.85M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Citadel advisors | 1.49M | 0.01% | 1.04M |
| Millennium management | 3.32M | 0.07% | 675.91K |
| Assenagon asset management | 530.62K | 0.04% | 530.62K |
| Woodline partners lp | 449.00K | 0.09% | 449.00K |
| Freestone grove partners lp | 641.32K | 0.23% | 445.00K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Macquarie group | - | - | -2.53M |
| Polar capital | - | - | -1.00M |
| Point72 asset management | 1.32M | 0.09% | -946.25K |
| Armistice capital | 1.90M | 1.74% | -868.65K |
| Rubric capital management lp | - | - | -595.37K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Assenagon asset management | 530.62K | 0.04% | 530.62K | $27.43M |
| Vanguard fiduciary trust | 369.25K | 0.00% | 369.25K | $19.09M |
| Norges bank | 120.40K | 0.00% | 120.40K | $5.98M |
| Hudson bay capital management lp | 90.82K | 0.02% | 90.82K | $4.69M |
| Natixis | 85.20K | 0.02% | 85.20K | $4.40M |
Sold Out
| Holder | Change |
|---|---|
| Claris advisors, llc / mo / | -1.00 |
| Global financial private client | -3.00 |
| Flagship harbor advisors | -5.00 |
| Mendota financial group | -5.00 |
| Stephens consulting | -10.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 324 | -4.71% | 57,151,525 | 0.06% | 101 | 0.99% | 157 | -11.30% | 112 | - |
| Dec 31, 2025 | 199 | -36.01% | 31,720,915 | -45.01% | 56 | 0.53% | 101 | -32.67% | 55 | -52.99% |
| Sep 30, 2025 | 175 | -38.60% | 28,258,627 | -50.30% | 50 | 0.49% | 77 | -51.88% | 65 | -18.75% |
| Jun 30, 2025 | 290 | - | 59,380,995 | 0.51% | 105 | 0.95% | 163 | 11.64% | 80 | -15.79% |
| Mar 31, 2025 | 286 | -2.72% | 59,007,517 | -0.81% | 105 | 0.91% | 144 | -1.37% | 93 | -2.11% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 3.49M | 6.02% | 774.00 |
| Delaware Small Cap Core I | 2.00M | 3.62% | -12.37K |
| Macquarie Small Cap Core I | 1.94M | 3.46% | -145.53K |
| Vanguard US Total Market Shares ETF | 1.68M | 3.00% | 1.91K |
| Vanguard Total Stock Mkt Idx Inv | 1.74M | 3.00% | 6.44K |
| Nomura Small Cap Core I | 1.48M | 2.56% | -46.97K |
| Nomura US Small Cap Core Equity | 1.48M | 2.56% | 1.48M |
| iShares Russell 2000 ETF | 1.30M | 2.23% | 10.90K |
| Vanguard Small Cap Index | 1.26M | 2.17% | -2.42K |
| Polar Capital Biotech S Inc | 1.00M | 1.79% | -175.00K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Mar 17, 2026 | Bhatt Padmanabh P. | Sr. VP of IP, CSO | Sell | $1.13M |
| Mar 17, 2026 | Bhatt Padmanabh P. | Sr. VP of IP, CSO | Sell | $1.38M |
| Mar 16, 2026 | Bhatt Padmanabh P. | Sr. VP of IP, CSO | Sell | $1.71M |
| Mar 18, 2026 | Bhatt Padmanabh P. | Sr. VP of IP, CSO | Sell | $338.82K |
| Mar 16, 2026 | Bhatt Padmanabh P. | Sr. VP of IP, CSO | Sell | $802.08K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | - | 17 |
| 2025 Q4 | - | 9 |
| 2025 Q3 | - | 21 |
| 2025 Q2 | - | - |
| 2025 Q1 | - | 3 |
SUPN Ownership FAQ
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