sec filing
SU
NASDAQ · SUPN
Supernus Pharmaceuticals, Inc.
Healthcare · Drug Manufacturers - Specialty & Generic
$44.21
Down-$0.19 (-0.42%)
Updated Sep 1, 2026, 4:03 PM
SID Score
5.3/10
Composite research score
Smart Money
—
Institutional and insider signal
- Market cap
- 2.6B
- P/E ratio
- -137.62
- Dividend yield
- 0.00%
- 52-week range
- $42.45 – $59.68
- Volume
- 535.76K
- Avg. volume
- 851.65K
Price performance
SUPN price history
1M range · 21 trading sessions · Daily adjusted prices
SUPN closed at $44.21 after 21 trading sessions, down 3.89% for the selected period.
- Last close
- $44.21
- Period change
- -3.89%
- Period low
- $43.25
- Period high
- $49.03
Daily close
View OHLC price history
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Aug 31, 2026 | $43.82 | $44.37 | $42.84 | $44.21 | 535.76K |
| Aug 28, 2026 | $43.95 | $44.34 | $43.12 | $43.73 | 487.93K |
| Aug 27, 2026 | $44.87 | $45.035 | $43.89 | $44.19 | 464.95K |
| Aug 26, 2026 | $45.11 | $45.43 | $44.50 | $44.88 | 499.68K |
| Aug 25, 2026 | $45.37 | $45.855 | $44.225 | $45.36 | 496.06K |
| Aug 24, 2026 | $45.60 | $45.86 | $44.815 | $45.11 | 495.51K |
| Aug 21, 2026 | $47.71 | $47.815 | $45.79 | $45.85 | 748.89K |
| Aug 20, 2026 | $47.86 | $48.26 | $46.93 | $47.45 | 646.85K |
| Aug 19, 2026 | $49.50 | $49.82 | $48.51 | $48.54 | 797.22K |
| Aug 18, 2026 | $48.80 | $49.57 | $48.54 | $49.03 | 592.24K |
| Aug 17, 2026 | $47.66 | $48.66 | $47.66 | $48.27 | 536.73K |
| Aug 14, 2026 | $46.70 | $48.39 | $46.57 | $48.27 | 331.73K |
| Aug 13, 2026 | $47.74 | $48.18 | $46.87 | $47.15 | 667.87K |
| Aug 12, 2026 | $47.15 | $47.92 | $46.26 | $47.87 | 667.32K |
| Aug 11, 2026 | $47.01 | $48.605 | $46.77 | $46.88 | 669.69K |
| Aug 10, 2026 | $47.11 | $47.72 | $46.47 | $47.07 | 762.17K |
| Aug 7, 2026 | $47.00 | $47.88 | $46.43 | $47.64 | 702.63K |
| Aug 6, 2026 | $47.82 | $48.40 | $46.55 | $46.76 | 1.34M |
| Aug 5, 2026 | $42.95 | $47.89 | $42.91 | $46.91 | 1.67M |
| Aug 4, 2026 | $46.23 | $46.575 | $42.625 | $43.25 | 3.71M |
| Aug 3, 2026 | $50.45 | $52.4999 | $44.17 | $46.00 | 4.52M |
Latest SUPN news
The latest Smart Investors Daily articles mentioning SUPN.
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