Who owns Supernus Pharmaceuticals, Inc.?
Institutional ownership of SUPN from SEC Form 13F filings across 216 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.
216
13F holders
$2.00B
value, 2026 filers
74.9%
of shares outstanding (43.5M sh)
29
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 | VANGUARD CAPITAL MANAGEMENT LLC | 2.5M | $117.1M | 0.0% | 4.3% | -49.0% |
| 5 | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 2.4M | $110.6M | 0.2% | 4.1% | +16.7% |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | 1.6M | $73.0M | 0.0% | 2.7% | -3.3% |
| 7 | Stephens Investment Management Group LLC | 1.5M | $69.1M | 0.7% | 2.6% | +10.0% |
| 8 | CITADEL ADVISORS LLC | 1.4M | $63.9M | 0.0% | 2.4% | -8.0% |
| 9 | TWO SIGMA INVESTMENTS, LP | 1.2M | $55.1M | 0.0% | 2% | +336.7% |
| 10 | Qube Research & Technologies Ltd | 922,166 | $42.9M | 0.0% | 1.6% | +85.1% |
| 11 | MORGAN STANLEY | 876,841 | $40.8M | 0.0% | 1.5% | -4.1% |
| 12 | GOLDMAN SACHS GROUP INC | 819,432 | $38.1M | 0.0% | 1.4% | -4.3% |
| 13 | D. E. Shaw & Co., Inc. | 767,668 | $35.7M | 0.0% | 1.3% | +23.3% |
| 14 | NORTHERN TRUST CORP | 733,374 | $34.1M | 0.0% | 1.3% | +4.8% |
| 15 | Woodline Partners LP | 708,276 | $32.9M | 0.1% | 1.2% | -21.1% |
| 16 | Sixth Street Partners Management Company, L.P.NEW | 703,552 | $32.7M | 5.6% | 1.2% | new |
| 17 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 703,552 | $32.7M | 0.0% | 1.2% | -0.3% |
| 18 | BANK OF AMERICA CORP /DE/ | 621,102 | $28.9M | 0.0% | 1.1% | -13.0% |
| 19 | Aberdeen Group plc | 453,206 | $21.1M | 0.0% | 0.8% | +64.5% |
| 20 | Pictet Asset Management Holding SA | 432,478 | $20.2M | 0.0% | 0.7% | -4.1% |
| 21 | Public Sector Pension Investment Board | 398,702 | $18.5M | 0.0% | 0.7% | +94.3% |
| 22 | Invesco Ltd. | 395,101 | $18.4M | 0.0% | 0.7% | -4.3% |
| 23 | VICTORY CAPITAL MANAGEMENT INC | 391,075 | $18.2M | 0.0% | 0.7% | -22.2% |
| 24 | VANGUARD FIDUCIARY TRUST CO | 384,828 | $17.9M | 0.0% | 0.7% | +4.2% |
| 25 | Bank of New York Mellon Corp | 377,402 | $17.6M | 0.0% | 0.7% | +4.1% |
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.