| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 15% | $266,321,277 | 8,197,023 | BlackRock, Inc. | 31 Mar 2025 | |||
| ARMISTICE CAPITAL, LLC | 5.1% | -47% | $135,532,440 | -$112,784,400 | 2,836,000 | -45% | Armistice Capital, LLC | 30 Sep 2025 |
| DIMENSIONAL FUND ADVISORS LP | 4.7% | $134,803,348 | 2,712,341 | Dimensional Fund Advisors LP | 31 Dec 2025 |
As of 30 Sep 2025, 306 institutional investors reported holding 57,682,442 shares of SUPERNUS PHARMACEUTICALS, INC. - Common Stock (SUPN). This represents 100% of the company’s total 57,709,383 outstanding shares.
The largest institutional shareholders of SUPERNUS PHARMACEUTICALS, INC. - Common Stock (SUPN) together control 77% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 15% | 8,698,410 | -7.1% | 0.01% | $415,697,015 |
| VANGUARD GROUP INC | 10% | 6,044,750 | -2.6% | 0% | $288,878,603 |
| DIMENSIONAL FUND ADVISORS LP | 5.2% | 3,001,941 | -0.64% | 0.03% | $143,461,695 |
| ARMISTICE CAPITAL, LLC | 4.9% | 2,836,000 | -41% | 4.3% | $135,532,440 |
| MACQUARIE GROUP LTD | 4.4% | 2,531,537 | -8.3% | 0.14% | $120,982,000 |
| STATE STREET CORP | 3.8% | 2,187,560 | -0.95% | 0% | $104,543,492 |
| Point72 Asset Management, L.P. | 3.1% | 1,761,484 | +247% | 0.18% | $84,181,320 |
| RENAISSANCE TECHNOLOGIES LLC | 3% | 1,740,622 | +5.2% | 0.11% | $83,184,325 |
| CITADEL ADVISORS LLC | 2.5% | 1,416,926 | +709% | 0.05% | $67,714,893 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.4% | 1,410,024 | +0.74% | 0% | $67,394,944 |
| Stephens Investment Management Group LLC | 2.3% | 1,345,402 | -15% | 0.83% | $64,296,762 |
| LOOMIS SAYLES & CO L P | 2.2% | 1,285,937 | -0.92% | 0.07% | $61,454,929 |
| Woodline Partners LP | 2.2% | 1,263,811 | +63% | 0.28% | $60,397,528 |
| GOLDMAN SACHS GROUP INC | 2% | 1,163,058 | +30% | 0.01% | $55,582,542 |
| GW&K Investment Management, LLC | 1.9% | 1,080,538 | -15% | 0.46% | $51,639,000 |
| D. E. Shaw & Co., Inc. | 1.7% | 979,604 | +64% | 0.04% | $46,815,276 |
| BANK OF AMERICA CORP /DE/ | 1.5% | 842,890 | +67% | 0% | $40,281,713 |
| MORGAN STANLEY | 1.3% | 755,317 | +8.9% | 0% | $36,096,650 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.3% | 732,489 | -2.2% | 0.01% | $35,005,649 |
| NORTHERN TRUST CORP | 1.2% | 703,555 | -0.96% | 0% | $33,622,894 |
| Rubric Capital Management LP | 1% | 595,366 | -14% | 0.38% | $28,452,541 |
| ASHFORD CAPITAL MANAGEMENT INC | 0.98% | 563,718 | -1.9% | 3% | $26,940,083 |
| VICTORY CAPITAL MANAGEMENT INC | 0.97% | 559,835 | -26% | 0.02% | $26,754,515 |
| UBS Group AG | 0.94% | 540,123 | +138% | 0.01% | $25,812,478 |
| AMERICAN CENTURY COMPANIES INC | 0.88% | 509,368 | -44% | 0.01% | $24,342,697 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 566,877 | $28,174,648 | +$13,730,178 | $49.70 | 32 |
| 2025 Q3 | 57,682,442 | $2,756,480,707 | -$55,648,031 | $47.79 | 306 |
| 2025 Q2 | 59,473,450 | $1,874,807,260 | +$9,630,477 | $31.52 | 292 |
| 2025 Q1 | 59,101,687 | $1,935,404,930 | -$15,482,554 | $32.75 | 289 |
| 2024 Q4 | 59,487,720 | $2,151,322,834 | -$22,020,752 | $36.16 | 289 |
| 2024 Q3 | 59,870,229 | $1,866,730,333 | +$55,809,134 | $31.18 | 269 |
| 2024 Q2 | 58,408,045 | $1,562,624,874 | +$31,544,259 | $26.75 | 241 |
| 2024 Q1 | 56,687,119 | $1,933,242,340 | -$13,205,166 | $34.11 | 246 |
| 2023 Q4 | 57,120,264 | $1,653,064,952 | +$17,403,885 | $28.94 | 244 |
| 2023 Q3 | 56,959,606 | $1,570,365,603 | -$13,068,601 | $27.57 | 235 |
| 2023 Q2 | 57,192,976 | $1,719,305,714 | +$49,379,666 | $30.06 | 244 |
| 2023 Q1 | 55,275,699 | $2,002,621,195 | -$15,673,429 | $36.23 | 254 |
| 2022 Q4 | 55,885,167 | $1,993,935,462 | +$8,207,715 | $35.67 | 259 |
| 2022 Q3 | 55,685,346 | $1,884,907,309 | +$24,605,478 | $33.85 | 236 |
| 2022 Q2 | 54,730,295 | $1,582,868,015 | +$42,197,813 | $28.92 | 214 |
| 2022 Q1 | 53,502,805 | $1,728,247,579 | -$41,233,819 | $32.32 | 220 |
| 2021 Q4 | 55,217,286 | $1,609,193,475 | +$18,456,601 | $29.16 | 226 |
| 2021 Q3 | 54,377,202 | $1,451,011,413 | +$3,672,754 | $26.67 | 217 |
| 2021 Q2 | 54,148,773 | $1,667,192,127 | +$29,163,166 | $30.79 | 222 |
| 2021 Q1 | 53,335,145 | $1,397,017,874 | +$13,336,729 | $26.18 | 217 |
| 2020 Q4 | 52,923,548 | $1,331,865,761 | +$29,078,257 | $25.16 | 219 |
| 2020 Q3 | 51,463,966 | $1,072,432,929 | +$15,343,379 | $20.84 | 204 |
| 2020 Q2 | 50,545,295 | $1,200,362,920 | +$48,582,918 | $23.75 | 213 |
| 2020 Q1 | 48,465,165 | $871,862,986 | -$52,617,228 | $17.99 | 199 |
| 2019 Q4 | 51,308,069 | $1,216,964,651 | +$7,789,909 | $23.72 | 230 |
| 2019 Q3 | 50,639,622 | $1,391,452,892 | -$78,862,126 | $27.48 | 236 |
| 2019 Q2 | 52,880,406 | $1,749,297,467 | -$144,709 | $33.09 | 267 |
| 2019 Q1 | 53,019,825 | $1,857,817,308 | +$46,099,024 | $35.04 | 281 |
| 2018 Q4 | 51,698,203 | $1,717,121,218 | -$19,969,207 | $33.22 | 265 |
| 2018 Q3 | 51,704,247 | $2,602,686,438 | -$125,772,976 | $50.35 | 282 |
| 2018 Q2 | 53,624,393 | $3,206,365,565 | +$162,150,149 | $59.85 | 317 |
| 2018 Q1 | 51,276,608 | $2,344,528,500 | +$80,955,651 | $45.80 | 308 |
| 2017 Q4 | 49,688,862 | $1,981,355,785 | -$48,904,009 | $39.85 | 294 |
| 2017 Q3 | 50,838,757 | $2,034,247,120 | +$109,501,908 | $40.00 | 273 |
| 2017 Q2 | 47,330,397 | $2,039,414,220 | +$105,035,296 | $43.10 | 262 |
| 2017 Q1 | 46,114,534 | $1,443,390,915 | +$218,131,286 | $31.30 | 244 |
| 2016 Q4 | 45,333,093 | $1,144,464,006 | -$18,622,502 | $25.25 | 229 |
| 2016 Q3 | 46,037,041 | $1,135,870,536 | -$9,181,554 | $24.73 | 218 |
| 2016 Q2 | 46,516,239 | $947,641,508 | +$64,706,175 | $20.37 | 210 |
| 2016 Q1 | 44,933,850 | $685,195,121 | +$7,308,210 | $15.25 | 209 |
| 2015 Q4 | 44,768,531 | $602,208,907 | -$42,998,885 | $13.44 | 205 |
| 2015 Q3 | 46,847,791 | $657,293,219 | +$62,276,957 | $14.03 | 179 |
| 2015 Q2 | 42,547,309 | $722,438,662 | +$78,289,744 | $16.98 | 163 |
| 2015 Q1 | 40,418,381 | $488,565,846 | +$44,904,974 | $12.09 | 116 |
| 2014 Q4 | 37,070,882 | $307,725,828 | +$10,426,090 | $8.30 | 105 |
| 2014 Q3 | 35,649,698 | $309,782,879 | -$17,884,207 | $8.69 | 93 |
| 2014 Q2 | 37,124,609 | $405,366,758 | +$42,350,563 | $10.95 | 87 |
| 2014 Q1 | 33,409,780 | $298,611,368 | +$21,545,722 | $8.94 | 83 |