Compare Stocks

Comparative Price Performance Over Time

Compare Stocks - Price & Volume

CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
$33.99
$33.89
$17.00
$39.30
$1.63B2.59940,325 shsN/A
Endo International plc stock logo
ENDP
Endo International
$0.45
$0.28
$7.07
$141K1.1528.19 million shs9,967 shs
Heron Therapeutics, Inc. stock logo
HRTX
Heron Therapeutics
$2.96
+3.1%
$2.72
$0.50
$3.22
$445.89M1.732.77 million shs1.79 million shs
Nkarta, Inc. stock logo
NKTX
Nkarta
$6.36
-6.5%
$10.09
$1.28
$16.24
$314.31M0.881.76 million shs284,233 shs
Supernus Pharmaceuticals, Inc. stock logo
SUPN
Supernus Pharmaceuticals
$31.42
+0.9%
$31.74
$21.99
$38.08
$1.73B1.01374,156 shs177,634 shs
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Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
0.00%0.00%0.00%0.00%0.00%
Endo International plc stock logo
ENDP
Endo International
0.00%0.00%+20.00%-14.29%-98.93%
Heron Therapeutics, Inc. stock logo
HRTX
Heron Therapeutics
+1.06%+23.71%+4.36%+26.99%+17.62%
Nkarta, Inc. stock logo
NKTX
Nkarta
-4.23%+1.80%-27.58%-33.07%+47.83%
Supernus Pharmaceuticals, Inc. stock logo
SUPN
Supernus Pharmaceuticals
+2.40%+3.49%-7.15%+14.35%-15.33%

MarketRank™

CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & Valuation
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
N/AN/AN/AN/AN/AN/AN/AN/A
Endo International plc stock logo
ENDP
Endo International
N/AN/AN/AN/AN/AN/AN/AN/A
Heron Therapeutics, Inc. stock logo
HRTX
Heron Therapeutics
3.6824 of 5 stars
3.52.00.04.21.01.70.6
Nkarta, Inc. stock logo
NKTX
Nkarta
3.1765 of 5 stars
4.51.00.00.02.23.30.6
Supernus Pharmaceuticals, Inc. stock logo
SUPN
Supernus Pharmaceuticals
4.0485 of 5 stars
3.51.00.04.12.30.81.9

Analyst Ratings

CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
N/AN/AN/AN/A
Endo International plc stock logo
ENDP
Endo International
N/AN/AN/AN/A
Heron Therapeutics, Inc. stock logo
HRTX
Heron Therapeutics
3.00
Buy$5.5085.81% Upside
Nkarta, Inc. stock logo
NKTX
Nkarta
3.00
Buy$17.83180.40% Upside
Supernus Pharmaceuticals, Inc. stock logo
SUPN
Supernus Pharmaceuticals
3.00
Buy$41.0030.49% Upside

Current Analyst Ratings

Latest HRTX, NKTX, CNST, ENDP, and SUPN Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
5/8/2024
Heron Therapeutics, Inc. stock logo
HRTX
Heron Therapeutics
Needham & Company LLC
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$5.00
4/23/2024
Heron Therapeutics, Inc. stock logo
HRTX
Heron Therapeutics
Capital One Financial
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Initiated CoverageOverweight$6.00
4/11/2024
Heron Therapeutics, Inc. stock logo
HRTX
Heron Therapeutics
Needham & Company LLC
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$5.00
4/10/2024
Nkarta, Inc. stock logo
NKTX
Nkarta
Needham & Company LLC
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$15.00
3/26/2024
Nkarta, Inc. stock logo
NKTX
Nkarta
Canaccord Genuity Group
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetBuy ➝ Buy$15.00 ➝ $16.00
3/22/2024
Nkarta, Inc. stock logo
NKTX
Nkarta
Mizuho
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetBuy ➝ Buy$31.00 ➝ $25.00
3/22/2024
Nkarta, Inc. stock logo
NKTX
Nkarta
Raymond James
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingStrong-Buy ➝ Outperform$13.00 ➝ $16.00
3/22/2024
Nkarta, Inc. stock logo
NKTX
Nkarta
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetBuy ➝ Buy$22.00 ➝ $20.00
3/22/2024
Nkarta, Inc. stock logo
NKTX
Nkarta
Needham & Company LLC
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$15.00
3/13/2024
Heron Therapeutics, Inc. stock logo
HRTX
Heron Therapeutics
Needham & Company LLC
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetBuy$4.00 ➝ $5.00
3/5/2024
Nkarta, Inc. stock logo
NKTX
Nkarta
Mizuho
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetBuy ➝ Buy$9.00 ➝ $31.00
(Data available from 5/8/2021 forward. View 10+ years of historical ratings with our analyst ratings screener.)

Sales & Book Value

CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
N/AN/AN/AN/A$8.63 per shareN/A
Endo International plc stock logo
ENDP
Endo International
$2.99B0.00N/A0.06($13.60) per share0.00
Heron Therapeutics, Inc. stock logo
HRTX
Heron Therapeutics
$127.04M3.51N/AN/A($0.23) per share-12.87
Nkarta, Inc. stock logo
NKTX
Nkarta
N/AN/AN/AN/A$5.56 per shareN/A
Supernus Pharmaceuticals, Inc. stock logo
SUPN
Supernus Pharmaceuticals
$607.52M2.84$1.62 per share19.45$16.87 per share1.86

Profitability & Earnings

CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
-$126.36M-$2.81N/AN/AN/AN/A-33.12%-29.92%N/A
Endo International plc stock logo
ENDP
Endo International
-$613.24M-$11.07N/A0.00N/A-93.31%-34.25%6.72%N/A
Heron Therapeutics, Inc. stock logo
HRTX
Heron Therapeutics
-$110.56M-$0.86N/AN/AN/A-87.02%N/A-50.61%8/12/2024 (Estimated)
Nkarta, Inc. stock logo
NKTX
Nkarta
-$117.50M-$2.40N/AN/AN/AN/A-38.06%-28.11%5/9/2024 (Estimated)
Supernus Pharmaceuticals, Inc. stock logo
SUPN
Supernus Pharmaceuticals
$1.32MN/A0.0021.37N/A0.22%0.14%0.09%5/8/2024 (Confirmed)

Latest HRTX, NKTX, CNST, ENDP, and SUPN Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
5/8/2024N/A
Supernus Pharmaceuticals, Inc. stock logo
SUPN
Supernus Pharmaceuticals
$0.3850N/A-$0.3850N/AN/AN/A  
3/21/2024Q4 2023
Nkarta, Inc. stock logo
NKTX
Nkarta
-$0.62-$0.57+$0.05-$0.57N/AN/A
3/12/2024Q4 2023
Heron Therapeutics, Inc. stock logo
HRTX
Heron Therapeutics
-$0.15-$0.07+$0.08-$0.07$30.98 million$34.23 million
2/27/2024Q4 2023
Supernus Pharmaceuticals, Inc. stock logo
SUPN
Supernus Pharmaceuticals
$0.41$0.02-$0.39$0.02$155.03 million$164.30 million    

Dividends

CompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive Growth
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
N/AN/AN/AN/AN/A
Endo International plc stock logo
ENDP
Endo International
N/AN/AN/AN/AN/A
Heron Therapeutics, Inc. stock logo
HRTX
Heron Therapeutics
N/AN/AN/AN/AN/A
Nkarta, Inc. stock logo
NKTX
Nkarta
N/AN/AN/AN/AN/A
Supernus Pharmaceuticals, Inc. stock logo
SUPN
Supernus Pharmaceuticals
N/AN/AN/AN/AN/A

Debt

CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
N/A
15.39
15.39
Endo International plc stock logo
ENDP
Endo International
N/A
1.86
1.62
Heron Therapeutics, Inc. stock logo
HRTX
Heron Therapeutics
N/A
2.37
1.84
Nkarta, Inc. stock logo
NKTX
Nkarta
N/A
10.85
10.85
Supernus Pharmaceuticals, Inc. stock logo
SUPN
Supernus Pharmaceuticals
N/A
1.70
1.43

Ownership

Miscellaneous

CompanyEmployeesShares OutstandingFree FloatOptionable
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
15447.92 millionN/ANot Optionable
Endo International plc stock logo
ENDP
Endo International
3,103235.14 million232.32 millionNo Data
Heron Therapeutics, Inc. stock logo
HRTX
Heron Therapeutics
126150.64 million141.00 millionOptionable
Nkarta, Inc. stock logo
NKTX
Nkarta
15049.42 million46.65 millionOptionable
Supernus Pharmaceuticals, Inc. stock logo
SUPN
Supernus Pharmaceuticals
65254.97 million50.16 millionOptionable

HRTX, NKTX, CNST, ENDP, and SUPN Headlines

SourceHeadline
Supernuss ADHD Drug Qelbree To Be Commercialized In Latin America By M8 PharmaSupernus's ADHD Drug Qelbree To Be Commercialized In Latin America By M8 Pharma
markets.businessinsider.com - May 7 at 11:30 AM
Ahead of Supernus (SUPN) Q1 Earnings: Get Ready With Wall Street Estimates for Key MetricsAhead of Supernus (SUPN) Q1 Earnings: Get Ready With Wall Street Estimates for Key Metrics
zacks.com - May 7 at 10:20 AM
M8 Pharmaceuticals, an Acino company, signs an exclusive licensing agreement with Supernus for Qelbree® (Viloxazine XR) in Latin AmericaM8 Pharmaceuticals, an Acino company, signs an exclusive licensing agreement with Supernus for Qelbree® (Viloxazine XR) in Latin America
prnewswire.com - May 7 at 10:00 AM
SHAREHOLDER ALERT: Pomerantz Law Firm Investigates Claims on Behalf of Investors of Supernus Pharmaceuticals, Inc. - SUPNSHAREHOLDER ALERT: Pomerantz Law Firm Investigates Claims on Behalf of Investors of Supernus Pharmaceuticals, Inc. - SUPN
prnewswire.com - May 6 at 8:00 PM
Supernus Pharmaceuticals (SUPN) Set to Announce Quarterly Earnings on WednesdaySupernus Pharmaceuticals (SUPN) Set to Announce Quarterly Earnings on Wednesday
americanbankingnews.com - May 6 at 7:28 AM
Glancy Prongay & Murray LLP, a Leading Securities Fraud Law Firm, Announces Investigation of Supernus Pharmaceuticals, Inc. (SUPN) on Behalf of InvestorsGlancy Prongay & Murray LLP, a Leading Securities Fraud Law Firm, Announces Investigation of Supernus Pharmaceuticals, Inc. (SUPN) on Behalf of Investors
businesswire.com - May 2 at 11:00 AM
INVESTOR ALERT: Law Offices of Howard G. Smith Announces Investigation of Supernus Pharmaceuticals, Inc. (SUPN) on Behalf of InvestorsINVESTOR ALERT: Law Offices of Howard G. Smith Announces Investigation of Supernus Pharmaceuticals, Inc. (SUPN) on Behalf of Investors
businesswire.com - May 1 at 8:17 PM
Busy Philipps Shines Spotlight on ADHD in Women and Shares her Qelbree StoryBusy Philipps Shines Spotlight on ADHD in Women and Shares her Qelbree Story
globenewswire.com - May 1 at 8:00 AM
Supernus Pharmaceuticals (SUPN) Scheduled to Post Quarterly Earnings on WednesdaySupernus Pharmaceuticals (SUPN) Scheduled to Post Quarterly Earnings on Wednesday
marketbeat.com - May 1 at 7:41 AM
The Law Offices of Frank R. Cruz Announces Investigation of Supernus Pharmaceuticals, Inc. (SUPN) on Behalf of InvestorsThe Law Offices of Frank R. Cruz Announces Investigation of Supernus Pharmaceuticals, Inc. (SUPN) on Behalf of Investors
businesswire.com - April 29 at 7:20 PM
SHAREHOLDER ALERT: Pomerantz Law Firm Investigates Claims on Behalf of Investors of Supernus Pharmaceuticals, Inc. - SUPNSHAREHOLDER ALERT: Pomerantz Law Firm Investigates Claims on Behalf of Investors of Supernus Pharmaceuticals, Inc. - SUPN
prnewswire.com - April 28 at 10:15 AM
Louisiana State Employees Retirement System Purchases New Shares in Supernus Pharmaceuticals, Inc. (NASDAQ:SUPN)Louisiana State Employees Retirement System Purchases New Shares in Supernus Pharmaceuticals, Inc. (NASDAQ:SUPN)
marketbeat.com - April 27 at 4:42 AM
Supernus Pharmaceuticals to Announce First Quarter 2024 Financial Results and Host Conference Call on May 8, 2024Supernus Pharmaceuticals to Announce First Quarter 2024 Financial Results and Host Conference Call on May 8, 2024
globenewswire.com - April 24 at 4:05 PM
SHAREHOLDER ALERT: Pomerantz Law Firm Investigates Claims on Behalf of Investors of Supernus Pharmaceuticals, Inc. - SUPNSHAREHOLDER ALERT: Pomerantz Law Firm Investigates Claims on Behalf of Investors of Supernus Pharmaceuticals, Inc. - SUPN
prnewswire.com - April 20 at 11:00 AM
SHAREHOLDER ALERT: Pomerantz Law Firm Investigates Claims on Behalf of Investors of Supernus Pharmaceuticals, Inc. - SUPNSHAREHOLDER ALERT: Pomerantz Law Firm Investigates Claims on Behalf of Investors of Supernus Pharmaceuticals, Inc. - SUPN
stockhouse.com - April 20 at 2:02 AM
Notable Two Hundred Day Moving Average Cross - SUPNNotable Two Hundred Day Moving Average Cross - SUPN
nasdaq.com - April 19 at 8:55 PM
Analysts’ Opinions Are Mixed on These Healthcare Stocks: Argenx Se (ARGX), Neogen (NEOG) and Supernus Pharmaceuticals (SUPN)Analysts’ Opinions Are Mixed on These Healthcare Stocks: Argenx Se (ARGX), Neogen (NEOG) and Supernus Pharmaceuticals (SUPN)
markets.businessinsider.com - April 15 at 11:22 AM
Phocas Financial Corp. Sells 35,507 Shares of Supernus Pharmaceuticals, Inc. (NASDAQ:SUPN)Phocas Financial Corp. Sells 35,507 Shares of Supernus Pharmaceuticals, Inc. (NASDAQ:SUPN)
marketbeat.com - April 15 at 8:20 AM
Supernus receives FDA rejection for Parkinsons treatment, submits additional dataSupernus receives FDA rejection for Parkinson's treatment, submits additional data
uk.investing.com - April 10 at 2:23 AM
US FDA declines to approve Supernus Parkinsons combination again (April 8)US FDA declines to approve Supernus' Parkinson's combination again (April 8)
yahoo.com - April 9 at 4:12 PM
Supernus Pharmaceuticals, Inc.: Supernus Provides Regulatory Update for SPN-830Supernus Pharmaceuticals, Inc.: Supernus Provides Regulatory Update for SPN-830
finanznachrichten.de - April 8 at 1:44 PM
FDA Again Rejects Supernus Drug-Device Combo for Parkinson’s DiseaseFDA Again Rejects Supernus Drug-Device Combo for Parkinson’s Disease
biospace.com - April 8 at 1:44 PM
Supernus stock slides as FDA rejects Parkinsons disease infusion deviceSupernus stock slides as FDA rejects Parkinson's disease infusion device
msn.com - April 8 at 1:44 PM
Supernus Pharmaceuticals Faces Second FDA Rejection For Investigational Device For Parkinsons DiseaseSupernus Pharmaceuticals Faces Second FDA Rejection For Investigational Device For Parkinson's Disease
finance.yahoo.com - April 8 at 1:44 PM

New MarketBeat Followers Over Time

Media Sentiment Over Time

Company Descriptions

Constellation Pharmaceuticals logo

Constellation Pharmaceuticals

NASDAQ:CNST
Constellation Pharmaceuticals, Inc., a clinical-stage biopharmaceutical company, discovers and develops therapeutics to address serious unmet medical needs in patients with cancers associated with abnormal gene expression or drug resistance. The company's lead product candidates include Pelabresib that is in Phase 3 clinical trials for the treatment of patients with myelofibrosis in combination with ruxolitinib. It is also developing CPI-0209 that is in Phase 1 dose escalation portion of a Phase 1/2 clinical trial to treat solid tumors; and CPI-482, which is in preclinical stage for cancer patients. The company was formerly known as Epigenetix, Inc. and changed its name to Constellation Pharmaceuticals, Inc. in March 2008. Constellation Pharmaceuticals, Inc. was incorporated in 2008 and is headquartered in Cambridge, Massachusetts.
Endo International logo

Endo International

NASDAQ:ENDP
Endo International plc, a specialty pharmaceutical company, manufactures and sells generic and branded pharmaceuticals in the United States and internationally. Its Branded Pharmaceuticals segment provides branded prescription products, including XIAFLEX to treat adult patients with Dupuytren's contracture; SUPPRELIN LA to treat central precocious puberty in children; NASCOBAL nasal spray to treat vitamin B12 deficiency; AVEED to treat hypogonadism; QWO, an injectable treatment for moderate to severe cellulite in the buttocks of adult women; PERCOCET to treat moderate-to-moderately-severe pain; TESTOPEL an implantable pellet indicated for TRT in conditions associated with a deficiency or absence of endogenous testosterone; EDEX to treat erectile dysfunction; LIDODERM a topical patch product containing lidocaine for the relief of pain; and products for the pain management and urology. The company's Sterile Injectables segment manufactures VASOSTRICT, a vasopressin injection; ADRENALIN, a non-selective adrenergic agonist; and APLISOL, which is a sterile aqueous solution, as well as generic sterile injectable products, including ertapenem for injections and ephedrine sulfate injections. Its Generic Pharmaceuticals segment offers solid oral extended-release, solid oral immediate-release, liquids, semi-solids, patches, powders, ophthalmic products, and sprays. The company's International Pharmaceuticals segment offers specialty pharmaceutical products in various therapeutic areas comprising attention deficit hyperactivity disorder, pain, women's health, oncology, and transplantation. The company sells its branded pharmaceuticals and generics to specialty physicians, retailers, clinics, government agencies, doctors, retail and specialty pharmacies, and specialty distributors. Endo International plc was founded in 1920 and is headquartered in Dublin, Ireland.
Heron Therapeutics logo

Heron Therapeutics

NASDAQ:HRTX
Heron Therapeutics, Inc., a commercial-stage biotechnology company, focuses on enhancing the lives of patients by developing and commercializing therapeutic that enhances medical care. The company's product candidates utilize its proprietary Biochronomer, a drug delivery technology, which delivers therapeutic levels of a range of short-acting pharmacological agents over a period from days to weeks with a single administration. It offers SUSTOL (granisetron), an extended-release injection for the prevention of acute and delayed nausea and vomiting associated with moderately emetogenic chemotherapy, or anthracycline and cyclophosphamide combination chemotherapy regimens; and CINVANTI, an intravenous formulation of aprepitant, a substance P/neurokinin-1 receptor antagonist for the prevention of acute and delayed nausea and vomiting associated with highly emetogenic cancer chemotherapy, as well as nausea and vomiting associated with moderately emetogenic cancer chemotherapy. The company is also developing ZYNRELEF, a dual-acting local anesthetic that delivers a fixed-dose combination of the local anesthetic bupivacaine and a low dose of the nonsteroidal anti-inflammatory drug meloxicam; and APONVIE, an intravenous formulation of a substance P/neurokinin-1 receptor antagonist indicated for the prevention of postoperative nausea and vomiting in adults. The company was formerly known as A.P. Pharma, Inc. and changed its name to Heron Therapeutics, Inc. in January 2014. Heron Therapeutics, Inc. was founded in 1983 and is headquartered in San Diego, California.
Nkarta logo

Nkarta

NASDAQ:NKTX
Nkarta, Inc., a clinical-stage biopharmaceutical company, develops and commercializes natural killer cell therapies for cancer and autoimmune disease treatment. The company's lead product candidate is NKX019, a chimeric antigen receptor-natural killer (CAR NK) targeting the CD19 antigen that is in Phase 1 clinical trial for the treatment of relapsed/refractory (r/r) non-hodgkin lymphoma, as well as for lupus nephritis. It also develops NKX101, a CAR NK product candidate targeting cells that display NKG2D ligands, which is in Phase I clinical trial for the treatment of r/r acute myeloid leukemia or higher risk myelodysplastic syndromes, as well as for solid tumors. In addition, the company develops NKX070, targeting the CD70 tumor antigen to treat solid and liquid tumors; and NK+T cell therapy for use in the treatment of oncology, autoimmune disease, or infectious disease. It has a research collaboration agreement with CRISPR Therapeutics AG. Nkarta, Inc. was incorporated in 2015 and is based in South San Francisco, California.
Supernus Pharmaceuticals logo

Supernus Pharmaceuticals

NASDAQ:SUPN
Supernus Pharmaceuticals, Inc., a biopharmaceutical company, focuses on the development and commercialization of products for the treatment of central nervous system (CNS) diseases in the United States. The company's commercial products are Trokendi XR, an extended release topiramate product indicated for the treatment of epilepsy, as well as for the prophylaxis of migraine headache; and Oxtellar XR, an extended release oxcarbazepine for the monotherapy treatment of partial onset seizures in adults and children between 6 to 17 years of age. It also offers comprise Qelbree, a novel non-stimulant indicated for the treatment of attention-deficit hyperactivity disorder (ADHD) in adults and pediatric patients 6 years and older; APOKYN for the acute intermittent treatment of hypomobility or off episodes in patients with advanced Parkinson's Disease (PD); XADAGO for treating levodopa/carbidopa in patients with PD experiencing off episodes; MYOBLOC, a Type B toxin product indicated for the treatment of cervical dystonia and sialorrhea in adults; GOCOVRI for the treatment of dyskinesia in patients with PD; and Osmolex ER for the treatment of Parkinson's disease and drug-induced extrapyramidal reaction in adult patients. In addition, the company's product candidates include SPN-830, a late-stage drug/device combination product candidate for the treatment of off episodes in PD patients; SPN-817, a novel first-in-class selective acetylcholinesterase inhibitor, which is in Phase II clinical trials for the treatment of epilepsy; SPN-820, a product candidate in Phase II clinical trials for treating resistant depression; SPN-443, a preclinical product for the treatment of ADHD/CNS; and SPN-446 for narcolepsy and SPN-448 for the treatment of CNS which is in discovery stage. It markets and sells its products through pharmaceutical wholesalers, specialty pharmacies, and distributors. Supernus Pharmaceuticals, Inc. was incorporated in 2005 and is headquartered in Rockville, Maryland.