Who owns SUPERNUS PHARMACEUTICALS, INC.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of SUPN from SEC Form 13F filings across 333 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 333 institutions disclosed 60.2M shares of SUPERNUS PHARMACEUTICALS, INC. worth $2.80B — about 103.7% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
333
13F holders
$2.80B
value, 2026 filers
103.7%
of shares outstanding (60.2M sh)
49
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of SUPN's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 9.4M | $434.9M | 0.0% | 16.1% | +6.3% |
| 2 | MILLENNIUM MANAGEMENT LLC | 3.9M | $179.2M | 0.1% | 6.6% | +16.2% |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | 3.3M | $153.7M | 0.0% | 5.7% | +2.1% |
| 4 | ARMISTICE CAPITAL, LLC | 2.6M | $123.1M | 1.5% | 4.6% | +39.6% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 2.5M | $117.1M | 0.0% | 4.3% | +2.0% |
| 6 | STATE STREET CORP | 2.5M | $114.4M | 0.0% | 4.2% | +7.5% |
| 7 | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 2.4M | $110.6M | 0.2% | 4.1% | +16.7% |
| 8 | DIMENSIONAL FUND ADVISORS LP | 2.1M | $96.7M | 0.0% | 3.6% | -9.9% |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 1.6M | $73.0M | 0.0% | 2.7% | -3.3% |
| 10 | Stephens Investment Management Group LLC | 1.5M | $69.1M | 0.7% | 2.6% | +10.0% |
| 11 | RENAISSANCE TECHNOLOGIES LLC | 1.5M | $68.8M | 0.1% | 2.5% | -13.3% |
| 12 | LOOMIS SAYLES & CO L P | 1.5M | $68.6M | 0.1% | 2.5% | +3.5% |
| 13 | CITADEL ADVISORS LLC | 1.4M | $63.9M | 0.0% | 2.4% | -8.0% |
| 14 | TWO SIGMA INVESTMENTS, LP | 1.2M | $55.1M | 0.0% | 2% | +336.7% |
| 15 | GW&K Investment Management, LLC | 1.0M | $48.2M | 0.4% | 1.8% | -1.7% |
| 16 | Sofinnova Investments, Inc. | 1.0M | $48.2M | 2.5% | 1.8% | +8.6% |
| 17 | Qube Research & Technologies Ltd | 922,166 | $42.9M | 0.0% | 1.6% | +85.1% |
| 18 | MORGAN STANLEY | 876,841 | $40.8M | 0.0% | 1.5% | -4.1% |
| 19 | GOLDMAN SACHS GROUP INC | 819,432 | $38.1M | 0.0% | 1.4% | -4.3% |
| 20 | D. E. Shaw & Co., Inc. | 767,668 | $35.7M | 0.0% | 1.3% | +23.3% |
| 21 | NORTHERN TRUST CORP | 733,374 | $34.1M | 0.0% | 1.3% | +4.8% |
| 22 | Woodline Partners LP | 708,276 | $32.9M | 0.1% | 1.2% | +57.7% |
| 23 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 703,552 | $32.7M | 0.0% | 1.2% | -0.3% |
| 24 | BANK OF AMERICA CORP /DE/ | 621,102 | $28.9M | 0.0% | 1.1% | -13.0% |
| 25 | ASHFORD CAPITAL MANAGEMENT INC | 613,783 | $28.5M | 3.1% | 1.1% | -4.9% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.