SUPERNUS PHARMACEUTICALS, INC. - Common Stock, par value $0.001 per share (SUPN) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / Common Stock, par value $0.001 per share
Symbol
SUPN on Nasdaq
Shares outstanding
57,572,193
Price per share
$49.26
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
57,105,467
Total reported value
$2,838,656,096
% of total 13F portfolios
0%
Share change
-2,816,148
Value change
-$131,100,561
Number of holders
330
Price from insider filings
$49.26
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of SUPERNUS PHARMACEUTICALS, INC. - Common Stock, par value $0.001 per share (SUPN) based on Schedule 13D/G filings

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
MILLENNIUM MANAGEMENT LLC 5.7% +8% $161,652,355 +$12,092,936 3,281,615 +8.1% Millennium Management LLC 11 Feb 2026
ARMISTICE CAPITAL, LLC 4.8% -4.8% $136,154,640 -$3,546,720 2,764,000 -2.5% Armistice Capital, LLC 31 Dec 2025
DIMENSIONAL FUND ADVISORS LP 4.7% $134,803,348 2,712,341 Dimensional Fund Advisors LP 31 Dec 2025

As of 31 Dec 2025, 330 institutional investors reported holding 57,105,467 shares of SUPERNUS PHARMACEUTICALS, INC. - Common Stock, par value $0.001 per share (SUPN). This represents 99% of the company’s total 57,572,193 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of SUPERNUS PHARMACEUTICALS, INC. - Common Stock, par value $0.001 per share (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% 8,735,868 +0.43% 0.01% $434,172,640
VANGUARD GROUP INC 11% 6,048,496 +0.06% 0% $300,610,252
ARMISTICE CAPITAL, LLC 4.8% 2,764,000 -2.5% 3.4% $137,370,800
DIMENSIONAL FUND ADVISORS LP 4.7% 2,712,341 -9.6% 0.03% $134,804,044
MILLENNIUM MANAGEMENT LLC 4.6% 2,640,066 +662% 0.09% $131,211,280
NOMURA ASSET MANAGEMENT INTERNATIONAL INC. 4% 2,307,639 0% 0.17% $114,690,000
Point72 Asset Management, L.P. 3.9% 2,264,800 +29% 0.18% $112,560,560
STATE STREET CORP 3.9% 2,219,228 +1.4% 0% $110,295,632
RENAISSANCE TECHNOLOGIES LLC 3% 1,732,522 -0.47% 0.13% $86,106,343
GEODE CAPITAL MANAGEMENT, LLC 2.6% 1,472,899 +4.5% 0% $73,214,921
LOOMIS SAYLES & CO L P 2.5% 1,448,842 +13% 0.09% $72,007,447
Stephens Investment Management Group LLC 2.4% 1,406,522 +4.5% 0.91% $69,904,143
GW&K Investment Management, LLC 1.9% 1,080,716 +0.02% 0.46% $53,712,000
MORGAN STANLEY 1.9% 1,079,471 +43% 0% $53,649,823
D. E. Shaw & Co., Inc. 1.2% 707,982 -28% 0.03% $35,186,705
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1.2% 703,625 -3.9% 0.01% $34,970,163
NORTHERN TRUST CORP 1.2% 670,413 -4.7% 0% $33,319,527
GOLDMAN SACHS GROUP INC 1.1% 660,310 -43% 0% $32,817,407
ASHFORD CAPITAL MANAGEMENT INC 1.1% 612,538 +8.7% 3.4% $30,443,139
Sofinnova Investments, Inc. 0.96% 553,095 +47% 1.2% $27,488,822
VICTORY CAPITAL MANAGEMENT INC 0.91% 526,220 -6% 0.01% $26,153,134
BANK OF AMERICA CORP /DE/ 0.9% 520,747 -38% 0% $25,881,103
Pictet Asset Management Holding SA 0.84% 483,399 -5% 0.02% $24,760,185
RICE HALL JAMES & ASSOCIATES, LLC 0.81% 467,886 -1.7% 1.3% $23,253,934
CITADEL ADVISORS LLC 0.79% 452,959 -68% 0.02% $22,512,063

Institutional Holders of SUPERNUS PHARMACEUTICALS, INC. - Common Stock, par value $0.001 per share (SUPN) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 57,105,467 $2,838,656,096 -$131,100,561 $49.70 330
2025 Q3 57,682,442 $2,756,480,706 -$55,160,794 $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