SUPERNUS PHARMACEUTICALS, INC. (SUPN) Stock Discussion Board

SUPN SUPERNUS PHARMACEUTICALS, INC.US-listed

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SUPERNUS PHARMACEUTICALS, INC. (SUPN) at a glance

Ticker: SUPN
Company: SUPERNUS PHARMACEUTICALS, INC.
Market: US-listed
Share price: $26.16 -0.58 (-2.17%) Nov 6 close

Prices are from Yahoo! Finance and may be delayed. Always check the latest price before trading.

SUPERNUS PHARMACEUTICALS, INC. (SUPN) Stock Price HistoryNear a 52-week low

SUPERNUS PHARMACEUTICALS, INC. closed at $26.16 on Nov 6, 2026, −27.1% over 1 month, −16.5% over 1 year.

1M3M6M1Y3Y5YAll

Price5-day MA25-day MAS&P 500Disclosures

1-Month High$36.28Nov 2

1-Month Low$26.16Nov 6

1-Week Change−26.0%vs Oct 30

1-Month Change−27.1%vs Oct 6

If you had invested $1,000 1 month ago, it would be worth $729 today (−27.1%).Price change only; dividends and fees are not included.

Over the same period the S&P 500 moved −5.7%, while this stock moved −27.1%.

Last 10 Trading Days

Date	Close	Change	% Change
Nov 6 (Fri)	$26.16	−0.58	−2.17%
Nov 5 (Thu)	$26.74	−1.47	−5.21%
Nov 4 (Wed)	$28.21	+0.06	+0.21%
Nov 3 (Tue)	$28.15	−8.13	−22.41%
Nov 2 (Mon)	$36.28	+0.91	+2.57%
Oct 30 (Fri)	$35.37	+0.12	+0.34%
Oct 29 (Thu)	$35.25	+0.48	+1.38%
Oct 28 (Wed)	$34.77	+0.05	+0.14%
Oct 27 (Tue)	$34.72	+0.16	+0.46%
Oct 26 (Mon)	$34.56	+0.09	+0.26%

Price5-day MA25-day MAS&P 500Disclosures

3-Month High$39.43Aug 18

3-Month Low$26.16Nov 6

1-Month Change−27.1%vs Oct 6

3-Month Change−32.4%vs Aug 6

If you had invested $1,000 3 months ago, it would be worth $676 today (−32.4%).Price change only; dividends and fees are not included.

Over the same period the S&P 500 moved −4.3%, while this stock moved −32.4%.

Last 10 Trading Days

Date	Close	Change	% Change
Nov 6 (Fri)	$26.16	−0.58	−2.17%
Nov 5 (Thu)	$26.74	−1.47	−5.21%
Nov 4 (Wed)	$28.21	+0.06	+0.21%
Nov 3 (Tue)	$28.15	−8.13	−22.41%
Nov 2 (Mon)	$36.28	+0.91	+2.57%
Oct 30 (Fri)	$35.37	+0.12	+0.34%
Oct 29 (Thu)	$35.25	+0.48	+1.38%
Oct 28 (Wed)	$34.77	+0.05	+0.14%
Oct 27 (Tue)	$34.72	+0.16	+0.46%
Oct 26 (Mon)	$34.56	+0.09	+0.26%

Price25-day MA75-day MAS&P 500Disclosures

6-Month High$41.83Jun 26

6-Month Low$26.16Nov 6

3-Month Change−32.4%vs Aug 6

6-Month Change−35.6%vs May 6

If you had invested $1,000 6 months ago, it would be worth $644 today (−35.6%).Price change only; dividends and fees are not included.

Over the same period the S&P 500 moved +0.2%, while this stock moved −35.6%.

Monthly Closes

Month	Month-End Close	Monthly %
Nov 2026	$26.16	−26.0%
Oct 2026	$35.37	−1.3%
Sep 2026	$35.85	+2.6%
Aug 2026	$34.93	−12.7%
Jul 2026	$40.01	−2.5%
Jun 2026	$41.03	+13.9%
May 2026	$36.02	−2.1%

Price25-day MA75-day MAS&P 500Disclosures

52-Week High$41.83Jun 26

52-Week Low$26.16Nov 6

Year to Date−27.1%vs Dec 31

From 52-Week High−37.5%Jun 26

If you had invested $1,000 1 year ago, it would be worth $835 today (−16.5%).Price change only; dividends and fees are not included.

Over the same period the S&P 500 moved +9.6%, while this stock moved −16.5%.

Monthly Closes

Month	Month-End Close	Monthly %
Nov 2026	$26.16	−26.0%
Oct 2026	$35.37	−1.3%
Sep 2026	$35.85	+2.6%
Aug 2026	$34.93	−12.7%
Jul 2026	$40.01	−2.5%
Jun 2026	$41.03	+13.9%
May 2026	$36.02	−2.1%
Apr 2026	$36.78	+20.7%
Mar 2026	$30.48	−6.8%
Feb 2026	$32.72	−7.5%
Jan 2026	$35.38	−1.4%
Dec 2025	$35.88	+6.8%
Nov 2025	$33.60	―

Price13-week MA26-week MAS&P 500

3-Year High$41.83Jun 26, 2026

3-Year Low$7.46Oct 7, 2024

Annualized Return+17.9%

Max Drawdown−67.6%

If you had invested $1,000 3 years ago, it would be worth $1,639 today (+63.9%).Price change only; dividends and fees are not included.

Over the same period the S&P 500 moved +67.1%, while this stock moved +63.9%.

Yearly Closes

Year	Year-End Close	Yearly %
2026 (YTD)	$26.16	−27.1%
2025	$35.88	―

Price13-week MA26-week MAS&P 500

5-Year High$41.83Jun 26, 2026

5-Year Low$3.13Nov 21, 2022

Annualized Return+11.0%

Max Drawdown−85.5%

If you had invested $1,000 5 years ago, it would be worth $1,682 today (+68.2%).Price change only; dividends and fees are not included.

Over the same period the S&P 500 moved +57.5%, while this stock moved +68.2%.

Yearly Closes

Year	Year-End Close	Yearly %
2026 (YTD)	$26.16	−27.1%
2025	$35.88	―

Price1-year MA2-year MAS&P 500

All-Time High$41.03Jun 2026

All-Time Low$2.41Apr 2019

Total Change+107.6%vs Jan 2015

Annualized Return+6.4%

If you had invested $1,000 in Jan 2015, it would be worth $2,076 today (+107.6%).Price change only; dividends and fees are not included.

Over the same period the S&P 500 moved +250.5%, while this stock moved +107.6%.

Yearly Closes

Year	Year-End Close	Yearly %
2026 (YTD)	$26.16	−27.1%
2025	$35.88	+188.7%
2024	$12.43	−18.6%
2023	$15.27	−29.8%
2022	$21.75	+26.1%
2021	$17.25	+135.5%
2020	$7.33	+181.7%
2019	$2.60	−61.5%
2018	$6.75	−75.5%
2017	$27.50	+54.9%
2016	$17.75	+30.5%
2015	$13.60	―

Daily, weekly and monthly closes (Yahoo! Finance, split-adjusted, dividends excluded). "All" covers the range Yahoo provides (from Jan 2015). Please check the latest prices before trading.

Posts

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No.10 Disclosure 2026/11/03 06:00

上場廃止の届出（25-NSE）

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No.9 Disclosure 2026/11/03 00:50

臨時報告（重要事象）（8-K）
上場廃止・上場規則違反の通知（Item 3.01）

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No.8 Disclosure 2026/11/02 23:28

臨時報告（重要事象）（8-K）
重要な契約の締結（Item 1.01）／資産の取得・処分の完了（Item 2.01）／債務・オフバランス債務の発生（Item 2.03）／株主の権利の変更（Item 3.03）／支配権の異動（Item 5.01）／定款・決算期の変更（Item 5.03）／レギュレーションFD開示（Item 7.01）／財務諸表および添付資料（Item 9.01）

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No.7 Disclosure 2026/10/30 05:12

四半期報告書（10-Q）

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No.6 Disclosure 2026/10/30 05:08

臨時報告（重要事象）（8-K）
決算発表（経営成績・財政状態）（Item 2.02）／財務諸表および添付資料（Item 9.01）

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No.5 Disclosure 2026/10/27 05:41

臨時報告（重要事象）（8-K）
重要な契約の終了（Item 1.02）／財務諸表および添付資料（Item 9.01）