| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 15% | $260,337,450 | 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 | -$55,647,987 | $47.79 | 306 |
| 2025 Q2 | 59,473,450 | $1,874,807,260 | +$9,630,449 | $31.52 | 292 |
| 2025 Q1 | 59,101,587 | $1,935,401,832 | -$15,482,542 | $32.75 | 288 |
| 2024 Q4 | 59,487,738 | $2,151,320,711 | -$16,150,270 | $36.16 | 289 |
| 2024 Q3 | 59,707,899 | $1,861,669,268 | +$51,576,538 | $31.18 | 268 |
| 2024 Q2 | 58,411,043 | $1,562,706,979 | +$37,752,116 | $26.75 | 242 |
| 2024 Q1 | 56,457,798 | $1,925,433,109 | -$17,095,923 | $34.11 | 247 |
| 2023 Q4 | 122,487 | $3,544,774 | +$2,186,301 | $28.94 | 1 |
| 2023 Q3 | 56,662,318 | $1,562,169,072 | -$16,794,382 | $27.57 | 234 |
| 2023 Q2 | 56,852,221 | $1,709,062,413 | +$25,985,035 | $30.06 | 242 |
| 2023 Q1 | 55,269,978 | $2,002,413,184 | -$15,708,258 | $36.23 | 253 |
| 2022 Q4 | 55,832,866 | $1,992,070,784 | +$9,204,438 | $35.67 | 257 |
| 2022 Q3 | 53,196,234 | $1,800,650,479 | +$13,831,364 | $33.85 | 232 |
| 2022 Q2 | 54,214,452 | $1,567,951,015 | +$43,409,704 | $28.92 | 212 |
| 2022 Q1 | 53,498,703 | $1,728,115,579 | -$41,228,689 | $32.32 | 218 |
| 2021 Q4 | 54,613,858 | $1,591,597,475 | +$20,486,845 | $29.16 | 223 |
| 2021 Q3 | 54,377,224 | $1,451,012,413 | +$2,475,554 | $26.67 | 217 |
| 2021 Q2 | 53,930,281 | $1,660,103,127 | +$28,547,254 | $30.79 | 220 |
| 2021 Q1 | 53,141,993 | $1,391,977,874 | +$12,158,270 | $26.18 | 218 |
| 2020 Q4 | 52,790,254 | $1,328,512,761 | +$29,260,671 | $25.16 | 218 |
| 2020 Q3 | 50,435,442 | $1,051,038,929 | +$15,969,813 | $20.84 | 201 |
| 2020 Q2 | 50,272,297 | $1,193,887,920 | +$47,051,989 | $23.75 | 211 |
| 2020 Q1 | 47,467,825 | $853,864,986 | -$50,738,159 | $17.99 | 191 |
| 2019 Q4 | 50,459,665 | $1,196,854,651 | +$9,106,955 | $23.72 | 225 |
| 2019 Q3 | 50,225,195 | $1,380,066,892 | -$77,516,067 | $27.48 | 232 |
| 2019 Q2 | 51,486,121 | $1,703,223,467 | +$15,868,406 | $33.09 | 262 |
| 2019 Q1 | 52,966,568 | $1,855,764,308 | +$39,997,805 | $35.04 | 279 |
| 2018 Q4 | 51,181,080 | $1,699,918,218 | -$14,292,115 | $33.22 | 261 |
| 2018 Q3 | 51,496,884 | $2,592,246,088 | -$111,496,495 | $50.35 | 279 |
| 2018 Q2 | 53,354,158 | $3,190,192,375 | +$187,275,624 | $59.85 | 313 |
| 2018 Q1 | 51,233,650 | $2,342,561,330 | +$81,611,000 | $45.80 | 305 |
| 2017 Q4 | 49,629,256 | $1,978,983,393 | -$48,640,691 | $39.85 | 290 |
| 2017 Q3 | 50,806,897 | $2,032,970,440 | +$95,437,423 | $40.00 | 271 |
| 2017 Q2 | 46,945,086 | $2,022,808,513 | +$104,710,332 | $43.10 | 259 |
| 2017 Q1 | 46,039,744 | $1,441,049,341 | +$218,442,368 | $31.30 | 240 |
| 2016 Q4 | 45,276,845 | $1,143,045,006 | -$18,504,802 | $25.25 | 226 |
| 2016 Q3 | 45,979,936 | $1,134,457,536 | -$8,992,041 | $24.73 | 216 |
| 2016 Q2 | 46,043,096 | $938,002,508 | +$63,278,671 | $20.37 | 207 |
| 2016 Q1 | 44,607,131 | $680,212,121 | +$7,457,207 | $15.25 | 205 |
| 2015 Q4 | 44,627,700 | $600,315,907 | -$43,219,483 | $13.44 | 203 |
| 2015 Q3 | 46,847,791 | $657,293,219 | +$61,822,268 | $14.03 | 179 |
| 2015 Q2 | 42,084,293 | $714,575,662 | +$79,096,714 | $16.98 | 161 |
| 2015 Q1 | 40,410,231 | $488,466,846 | +$44,987,379 | $12.09 | 115 |
| 2014 Q4 | 37,070,882 | $307,725,828 | +$10,654,715 | $8.30 | 105 |
| 2014 Q3 | 35,506,240 | $308,535,879 | -$18,049,211 | $8.69 | 92 |
| 2014 Q2 | 36,998,689 | $403,987,758 | +$41,930,489 | $10.95 | 85 |
| 2014 Q1 | 33,371,068 | $298,265,368 | +$21,603,263 | $8.94 | 81 |