American Century Companies’s Supernus Pharmaceuticals SUPN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$8.32M Sell
161,025
-4,197
-3% -$214K ﹤0.01% 1543
2025
Q4
$8.21M Sell
165,222
-344,146
-68% -$16.7M ﹤0.01% 1538
2025
Q3
$24.3M Sell
509,368
-406,786
-44% -$16.4M 0.01% 1039
2025
Q2
$28.9M Sell
916,154
-219,158
-19% -$7.02M 0.02% 916
2025
Q1
$37.2M Sell
1,135,312
-5,393
-0.5% -$191K 0.02% 749
2024
Q4
$41.2M Buy
1,140,705
+95,777
+9% +$3.37M 0.02% 716
2024
Q3
$32.6M Buy
1,044,928
+543,270
+108% +$17M 0.02% 795
2024
Q2
$13.4M Buy
501,658
+394,728
+369% +$11.4M 0.01% 1121
2024
Q1
$3.65M Buy
106,930
+34,337
+47% +$1.02M ﹤0.01% 1599
2023
Q4
$2.1M Sell
72,593
-3,940
-5% -$104K ﹤0.01% 1770
2023
Q3
$2.11M Buy
76,533
+3,932
+5% +$120K ﹤0.01% 1676
2023
Q2
$2.18M Buy
72,601
+13,331
+22% +$466K ﹤0.01% 1628
2023
Q1
$2.15M Sell
59,270
-16,153
-21% -$621K ﹤0.01% 1583
2022
Q4
$2.69M Buy
75,423
+35,927
+91% +$1.25M ﹤0.01% 1464
2022
Q3
$1.34M Buy
39,496
+4,317
+12% +$140K ﹤0.01% 1586
2022
Q2
$1.02M Sell
35,179
-49,801
-59% -$1.43M ﹤0.01% 1658
2022
Q1
$2.75M Sell
84,980
-8,575
-9% -$263K ﹤0.01% 1307
2021
Q4
$2.73M Sell
93,555
-41,973
-31% -$1.27M ﹤0.01% 1245
2021
Q3
$3.62M Buy
135,528
+16,535
+14% +$444K ﹤0.01% 1110
2021
Q2
$3.66M Buy
118,993
+29,032
+32% +$890K ﹤0.01% 1062
2021
Q1
$2.35M Sell
89,961
-3,524
-4% -$98.6K ﹤0.01% 1113
2020
Q4
$2.35M Sell
93,485
-4,505
-5% -$97K ﹤0.01% 1039
2020
Q3
$2.04M Buy
97,990
+46,964
+92% +$1.07M ﹤0.01% 966
2020
Q2
$1.21M Buy
51,026
+582
+1% +$12.9K ﹤0.01% 1033
2020
Q1
$907K Buy
+50,444
New +$1.06M ﹤0.01% 1007
2019
Q3
Sell
-93,189
Closed -$3.08M 1310
2019
Q2
$3.08M Buy
93,189
+4,231
+5% +$145K ﹤0.01% 941
2019
Q1
$3.12M Buy
88,958
+7,910
+10% +$294K ﹤0.01% 924
2018
Q4
$2.69M Buy
81,048
+1,001
+1% +$43K ﹤0.01% 922
2018
Q3
$4.03M Buy
80,047
+1,000
+1% +$49.4K ﹤0.01% 906
2018
Q2
$4.73M Hold
79,047
﹤0.01% 861
2018
Q1
$3.62M Buy
+79,047
New +$3.3M ﹤0.01% 902
2017
Q4
Sell
-139,563
Closed -$5.58M 1360
2017
Q3
$5.58M Sell
139,563
-99,862
-42% -$4.32M 0.01% 824
2017
Q2
$10.3M Sell
239,425
-46,239
-16% -$1.65M 0.01% 658
2017
Q1
$8.94M Buy
285,664
+39,124
+16% +$1.05M 0.01% 705
2016
Q4
$6.22M Sell
246,540
-28,017
-10% -$626K 0.01% 800
2016
Q3
$6.79M Sell
274,557
-64,952
-19% -$1.47M 0.01% 768
2016
Q2
$6.92M Buy
339,509
+189,337
+126% +$3.36M 0.01% 746
2016
Q1
$2.29M Buy
+150,172
New +$1.96M ﹤0.01% 976
2015
Q4
Sell
-226,360
Closed -$3.18M 1377
2015
Q3
$3.18M Buy
226,360
+212,040
+1,481% +$3.94M ﹤0.01% 948
2015
Q2
$243K Buy
+14,320
New +$204K ﹤0.01% 1304

Other funds holding SUPN

American Century Companies's SUPN Position: Q1 2026 in Review

American Century Companies reduced its Supernus Pharmaceuticals (SUPN) stake by 2.5% in Q1 2026, selling an estimated $214K and leaving 161,025 shares worth $8.32M. The position accounts for ﹤0.01% of the portfolio, ranked #1543.

American Century Companies first reported a position in SUPN in Q2 2015 and has held it in 40 quarters since. The position peaked at $41.2M in Q4 2024. 327 funds tracked by Wall St. Rank hold SUPN as of Q1 2026.

  • American Century Companies held 161,025 shares of Supernus Pharmaceuticals worth $8.32M as of Q1 2026.
  • American Century Companies sold 4,197 Supernus Pharmaceuticals shares in Q1 2026, an estimated $214K.
  • Supernus Pharmaceuticals made up ﹤0.01% of American Century Companies's portfolio in Q1 2026, its #1543 holding.
  • American Century Companies first reported a position in Supernus Pharmaceuticals in Q2 2015 and has held it in 40 quarters since.
  • American Century Companies's Supernus Pharmaceuticals position peaked at $41.2M in Q4 2024.
  • 327 funds tracked by Wall St. Rank held Supernus Pharmaceuticals as of Q1 2026.

Based on American Century Companies's 13F filing for Q1 2026, filed 15 May 2026.