SUPN: Supernus Pharmaceuticals Inc.

As of Monday, September 21st, 2026

$ 42.78

+0.78 +1.86%

Open: 42.00
High: 42.97
Low: 41.68
Volume: 621,967
Previous Close on Friday, September 18th, 2026

$ 42.00

-0.92 -2.14%

Open: 42.89
High: 42.89
Low: 41.60
Volume: 1,182,918

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-09-21 42.00 42.97 41.68 42.78 621,966 +0.78 +1.86
2026-09-18 42.89 42.89 41.60 42.00 1,182,918 -0.92 -2.14
2026-09-17 41.66 43.40 41.46 42.92 559,533 +1.54 +3.72
2026-09-16 41.31 41.84 40.75 41.38 786,317 +0.10 +0.24
2026-09-15 41.49 41.75 40.51 41.28 668,122 -0.21 -0.51
2026-09-14 42.16 42.54 41.23 41.49 678,058 -0.15 -0.36
2026-09-11 41.81 42.44 41.62 41.64 707,142 -0.05 -0.12
2026-09-10 41.84 42.55 41.11 41.69 726,748 -0.38 -0.90
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Metrics and Technicals

Period High Low Chg %Chg Max Drawdown SMA
Peak Trough %Loss
Period High Low Chg %Chg MDD SMA
5D 43.40
On 2026-09-17		 40.51
On 2026-09-15		 1.29 3.11 43.40
On 2026-09-17		 41.60
On 2026-09-18		 -4.15 42.07
10D 43.56
On 2026-09-08		 40.51
On 2026-09-15		 -0.75 -1.72 43.56
On 2026-09-08		 40.51
On 2026-09-15		 -7.00 41.97
20D 45.86
On 2026-08-24		 40.51
On 2026-09-15		 -3.07 -6.70 45.86
On 2026-08-24		 40.51
On 2026-09-15		 -11.67 43.12
WTD 42.97
On 2026-09-21		 41.68
On 2026-09-21		 0.78 1.86 -- -- -- 42.78
MTD 45.05
On 2026-09-02		 40.51
On 2026-09-15		 -1.43 -3.23 45.05
On 2026-09-02		 40.51
On 2026-09-15		 -10.07 42.50
As of Monday, September 21st, 2026
 
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Recent
Ticker Last Chg %Chg Volume
SUPN

Supernus Pharmaceuticals Inc.

42.78 +0.78 +1.86 621,967