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DIS   112.61 (+0.16%)
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CGC   7.93 (+1.28%)
DIS   112.61 (+0.16%)
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PYPL   62.31 (+0.34%)
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BABA   69.07 (+0.28%)
T   16.51 (+1.10%)
F   12.14 (+0.66%)
MU   106.77 (-4.61%)
GE   148.06 (-3.19%)
CGC   7.93 (+1.28%)
DIS   112.61 (+0.16%)
AMC   3.16 (+8.22%)
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Compare Stocks

Comparative Price Performance Over Time

Compare Stocks - Price & Volume

CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
Alkermes plc stock logo
ALKS
Alkermes
$23.85
+0.4%
$27.90
$22.01
$33.71
$4.03B0.551.92 million shs2.41 million shs
Allakos Inc. stock logo
ALLK
Allakos
$1.07
+0.9%
$1.29
$1.00
$5.64
$94.02M0.821.30 million shs415,801 shs
Arena Pharmaceuticals, Inc. stock logo
ARNA
Arena Pharmaceuticals
$99.99
$97.65
$45.50
$100.00
$6.17B0.551.56 million shs107 shs
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
$67.90
+3.3%
$78.09
$55.02
$98.40
$3.22B1.13732,170 shs890,721 shs
PTC Therapeutics, Inc. stock logo
PTCT
PTC Therapeutics
$25.32
+2.6%
$28.08
$17.53
$59.84
$1.94B0.67974,529 shs3.93 million shs
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Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
Alkermes plc stock logo
ALKS
Alkermes
-1.04%-4.92%-14.22%-14.84%-18.91%
Allakos Inc. stock logo
ALLK
Allakos
0.00%-12.40%-15.20%-8.62%-75.12%
Arena Pharmaceuticals, Inc. stock logo
ARNA
Arena Pharmaceuticals
0.00%0.00%0.00%0.00%0.00%
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
-5.72%-8.38%-14.51%-22.64%-8.91%
PTC Therapeutics, Inc. stock logo
PTCT
PTC Therapeutics
-1.87%-9.89%-18.86%-8.76%-53.59%

MarketRank™

CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & Valuation
Alkermes plc stock logo
ALKS
Alkermes
4.6585 of 5 stars
4.31.00.04.21.92.52.5
Allakos Inc. stock logo
ALLK
Allakos
4.0929 of 5 stars
3.13.00.04.70.63.31.3
Arena Pharmaceuticals, Inc. stock logo
ARNA
Arena Pharmaceuticals
N/AN/AN/AN/AN/AN/AN/AN/A
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
4.451 of 5 stars
4.50.00.04.52.34.20.6
PTC Therapeutics, Inc. stock logo
PTCT
PTC Therapeutics
3.0962 of 5 stars
2.92.00.04.41.30.80.6

Analyst Ratings

CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
Alkermes plc stock logo
ALKS
Alkermes
2.50
Moderate Buy$35.3848.32% Upside
Allakos Inc. stock logo
ALLK
Allakos
2.20
Hold$1.8371.34% Upside
Arena Pharmaceuticals, Inc. stock logo
ARNA
Arena Pharmaceuticals
N/AN/AN/AN/A
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
2.92
Moderate Buy$119.6776.24% Upside
PTC Therapeutics, Inc. stock logo
PTCT
PTC Therapeutics
1.85
Reduce$33.5332.44% Upside

Current Analyst Ratings

Latest ARNA, ALLK, ALKS, AXSM, and PTCT Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
4/19/2024
Alkermes plc stock logo
ALKS
Alkermes
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingNeutral ➝ Neutral$35.00
4/12/2024
PTC Therapeutics, Inc. stock logo
PTCT
PTC Therapeutics
Cantor Fitzgerald
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingOverweight ➝ Overweight$45.00
4/10/2024
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
Cantor Fitzgerald
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingOverweight ➝ Overweight$107.00
4/9/2024
Alkermes plc stock logo
ALKS
Alkermes
Jefferies Financial Group
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetBuy ➝ Buy$42.00 ➝ $50.00
4/2/2024
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$190.00
4/1/2024
Alkermes plc stock logo
ALKS
Alkermes
Piper Sandler
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingOverweight ➝ Overweight$39.00
3/28/2024
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
Mizuho
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetBuy ➝ Buy$108.00 ➝ $109.00
3/26/2024
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
Truist Financial
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$150.00
3/26/2024
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetBuy ➝ Buy$180.00 ➝ $190.00
3/26/2024
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
Citigroup
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetBuy ➝ Buy$125.00 ➝ $127.00
3/26/2024
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
Royal Bank of Canada
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetOutperform ➝ Outperform$123.00 ➝ $128.00
(Data available from 4/19/2021 forward. View 10+ years of historical ratings with our analyst ratings screener.)

Sales & Book Value

CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
Alkermes plc stock logo
ALKS
Alkermes
$1.66B2.43$2.25 per share10.58$7.21 per share3.31
Allakos Inc. stock logo
ALLK
Allakos
N/AN/AN/AN/A$1.93 per shareN/A
Arena Pharmaceuticals, Inc. stock logo
ARNA
Arena Pharmaceuticals
$50K123,305.67N/AN/A$10.94 per share9.14
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
$270.60M11.89N/AN/A$4.04 per share16.81
PTC Therapeutics, Inc. stock logo
PTCT
PTC Therapeutics
$937.82M2.07$2.44 per share10.39($10.85) per share-2.33

Profitability & Earnings

CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
Alkermes plc stock logo
ALKS
Alkermes
$355.76M$2.0711.5211.410.6621.39%16.10%9.15%5/1/2024 (Confirmed)
Allakos Inc. stock logo
ALLK
Allakos
-$185.70M-$2.13N/AN/AN/AN/A-80.23%-62.03%5/14/2024 (Estimated)
Arena Pharmaceuticals, Inc. stock logo
ARNA
Arena Pharmaceuticals
-$616.43M-$10.13N/AN/AN/AN/A-69.83%-62.35%N/A
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
-$239.24M-$5.20N/A128.11N/A-88.41%-70.67%-27.47%5/6/2024 (Confirmed)
PTC Therapeutics, Inc. stock logo
PTCT
PTC Therapeutics
-$626.60M-$8.36N/AN/AN/A-66.82%N/A-32.06%4/25/2024 (Confirmed)

Latest ARNA, ALLK, ALKS, AXSM, and PTCT Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
5/6/2024N/A
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
-$1.22N/A+$1.22N/AN/AN/A  
5/1/2024N/A
Alkermes plc stock logo
ALKS
Alkermes
$0.54N/A-$0.54N/AN/AN/A  
4/25/2024N/A
PTC Therapeutics, Inc. stock logo
PTCT
PTC Therapeutics
-$1.31N/A+$1.31N/AN/AN/A  
3/14/2024Q4 2023
Allakos Inc. stock logo
ALLK
Allakos
-$0.53-$0.71-$0.18-$0.71N/AN/A
2/29/2024Q4 2023
PTC Therapeutics, Inc. stock logo
PTCT
PTC Therapeutics
$0.29-$0.24-$0.53$1.58$315.90 million$307.06 million
2/20/2024Q4 2023
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
-$1.21-$0.73+$0.48$0.62$70.38 million$71.53 million
2/15/2024Q4 23
Alkermes plc stock logo
ALKS
Alkermes
$0.51$0.22-$0.29$0.02$362.78 million$377.50 million    

Dividends

CompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive Growth
Alkermes plc stock logo
ALKS
Alkermes
N/AN/AN/AN/AN/A
Allakos Inc. stock logo
ALLK
Allakos
N/AN/AN/AN/AN/A
Arena Pharmaceuticals, Inc. stock logo
ARNA
Arena Pharmaceuticals
N/AN/AN/AN/AN/A
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
N/AN/AN/AN/AN/A
PTC Therapeutics, Inc. stock logo
PTCT
PTC Therapeutics
N/AN/AN/AN/AN/A

Debt

CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
Alkermes plc stock logo
ALKS
Alkermes
0.24
2.86
2.50
Allakos Inc. stock logo
ALLK
Allakos
N/A
4.92
4.92
Arena Pharmaceuticals, Inc. stock logo
ARNA
Arena Pharmaceuticals
0.05
8.59
8.59
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
0.93
3.63
3.52
PTC Therapeutics, Inc. stock logo
PTCT
PTC Therapeutics
N/A
2.02
1.97

Ownership

Institutional Ownership

CompanyInstitutional Ownership
Alkermes plc stock logo
ALKS
Alkermes
95.21%
Allakos Inc. stock logo
ALLK
Allakos
84.64%
Arena Pharmaceuticals, Inc. stock logo
ARNA
Arena Pharmaceuticals
83.77%
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
81.49%
PTC Therapeutics, Inc. stock logo
PTCT
PTC Therapeutics
N/A

Insider Ownership

CompanyInsider Ownership
Alkermes plc stock logo
ALKS
Alkermes
4.76%
Allakos Inc. stock logo
ALLK
Allakos
28.07%
Arena Pharmaceuticals, Inc. stock logo
ARNA
Arena Pharmaceuticals
2.41%
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
24.50%
PTC Therapeutics, Inc. stock logo
PTCT
PTC Therapeutics
5.30%

Miscellaneous

CompanyEmployeesShares OutstandingFree FloatOptionable
Alkermes plc stock logo
ALKS
Alkermes
2,100169.18 million161.13 millionOptionable
Allakos Inc. stock logo
ALLK
Allakos
13187.87 million63.21 millionOptionable
Arena Pharmaceuticals, Inc. stock logo
ARNA
Arena Pharmaceuticals
44861.66 million60.17 millionOptionable
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
54547.37 million35.77 millionOptionable
PTC Therapeutics, Inc. stock logo
PTCT
PTC Therapeutics
98876.61 million72.55 millionOptionable

ARNA, ALLK, ALKS, AXSM, and PTCT Headlines

SourceHeadline
PTC Therapeutics (NASDAQ:PTCT) Shares Gap Down to $24.69PTC Therapeutics (NASDAQ:PTCT) Shares Gap Down to $24.69
marketbeat.com - April 19 at 10:53 AM
PTC Therapeutics (PTCT) Expected to Beat Earnings Estimates: Can the Stock Move Higher?PTC Therapeutics (PTCT) Expected to Beat Earnings Estimates: Can the Stock Move Higher?
zacks.com - April 18 at 11:06 AM
PTC Therapeutics (PTCT) Set to Announce Quarterly Earnings on ThursdayPTC Therapeutics (PTCT) Set to Announce Quarterly Earnings on Thursday
americanbankingnews.com - April 18 at 2:48 AM
PTC Therapeutics (NASDAQ:PTCT) Stock Rating Reaffirmed by Cantor FitzgeraldPTC Therapeutics (NASDAQ:PTCT) Stock Rating Reaffirmed by Cantor Fitzgerald
americanbankingnews.com - April 14 at 1:26 AM
PTC Therapeutics to Host Conference Call to Discuss  First Quarter 2024 Financial ResultsPTC Therapeutics to Host Conference Call to Discuss First Quarter 2024 Financial Results
finance.yahoo.com - April 11 at 10:17 AM
PTC Therapeutics to Host Conference Call to Discuss First Quarter 2024 Financial ResultsPTC Therapeutics to Host Conference Call to Discuss First Quarter 2024 Financial Results
prnewswire.com - April 11 at 8:00 AM
PTC Therapeutics, Inc. (NASDAQ:PTCT) EVP Sells $14,922.62 in StockPTC Therapeutics, Inc. (NASDAQ:PTCT) EVP Sells $14,922.62 in Stock
insidertrades.com - April 5 at 7:46 AM
Solid Biosciences gets FDA rare pediatric disease status for DMD therapySolid Biosciences gets FDA rare pediatric disease status for DMD therapy
msn.com - April 1 at 10:30 AM
Vanguard Group Inc. Boosts Stake in PTC Therapeutics, Inc. (NASDAQ:PTCT)Vanguard Group Inc. Boosts Stake in PTC Therapeutics, Inc. (NASDAQ:PTCT)
marketbeat.com - April 1 at 4:12 AM
PTC Therapeutics, Inc. (NASDAQ:PTCT) Shares Bought by Assenagon Asset Management S.A.PTC Therapeutics, Inc. (NASDAQ:PTCT) Shares Bought by Assenagon Asset Management S.A.
marketbeat.com - March 31 at 4:42 AM
PTC Therapeutics, Inc. (NASDAQ:PTCT) Given Consensus Recommendation of "Reduce" by BrokeragesPTC Therapeutics, Inc. (NASDAQ:PTCT) Given Consensus Recommendation of "Reduce" by Brokerages
marketbeat.com - March 29 at 4:26 AM
PTC Announces Submission of Sepiapterin MAA for Treatment of PKU to EMAPTC Announces Submission of Sepiapterin MAA for Treatment of PKU to EMA
finance.yahoo.com - March 28 at 9:46 AM
PTC Therapeutics, Inc. Investigated Regarding Potential Securities Law Violations - Contact Levi & Korsinsky for Details- PTCTPTC Therapeutics, Inc. Investigated Regarding Potential Securities Law Violations - Contact Levi & Korsinsky for Details- PTCT
accesswire.com - March 26 at 7:20 AM
PTC Therapeutics, Inc. (PTCT) Shareholders May Have Been Affected by Fraud- Levi & Korsinsky InvestigatesPTC Therapeutics, Inc. (PTCT) Shareholders May Have Been Affected by Fraud- Levi & Korsinsky Investigates
accesswire.com - March 25 at 7:30 AM
PTCT ACTIVE INVESTIGATION: Contact Levi & Korsinsky if you lost money on your PTC Therapeutics, Inc. investmentPTCT ACTIVE INVESTIGATION: Contact Levi & Korsinsky if you lost money on your PTC Therapeutics, Inc. investment
accesswire.com - March 22 at 7:20 AM
PTC Therapeutics completes BLA submission to US FDA for Upstaza as a treatment for AADC deficiencyPTC Therapeutics completes BLA submission to US FDA for Upstaza as a treatment for AADC deficiency
pharmabiz.com - March 21 at 8:41 AM
PTC Therapeutics (NASDAQ:PTCT) Price Target Raised to $35.00 at Jefferies Financial GroupPTC Therapeutics (NASDAQ:PTCT) Price Target Raised to $35.00 at Jefferies Financial Group
marketbeat.com - March 21 at 8:36 AM
PTC Therapeutics (NASDAQ:PTCT)  Shares Down 3.7% PTC Therapeutics (NASDAQ:PTCT) Shares Down 3.7%
marketbeat.com - March 20 at 6:48 PM
ATTENTION PTCT SHAREHOLDERS: Investors who lost money on PTC Therapeutics, Inc. are urged to contact Levi & Korsinsky about an ongoing investigationATTENTION PTCT SHAREHOLDERS: Investors who lost money on PTC Therapeutics, Inc. are urged to contact Levi & Korsinsky about an ongoing investigation
accesswire.com - March 20 at 3:30 PM
PTC Therapeutics (PTCT) Up on Positive Regulatory UpdatesPTC Therapeutics (PTCT) Up on Positive Regulatory Updates
zacks.com - March 20 at 3:01 PM
Positive regulatory update lifts shares in PTC TherapeuticsPositive regulatory update lifts shares in PTC Therapeutics
thepharmaletter.com - March 19 at 7:35 PM
Buy Rating for PTC Therapeutics Bolstered by Positive Regulatory Prospects and Gene Therapy AdvancesBuy Rating for PTC Therapeutics Bolstered by Positive Regulatory Prospects and Gene Therapy Advances
markets.businessinsider.com - March 19 at 7:35 PM
PTC Therapeutics Gains After Announcement Of Key Regulatory UpdatesPTC Therapeutics Gains After Announcement Of Key Regulatory Updates
markets.businessinsider.com - March 19 at 2:35 PM
PTC Therapeutics (NASDAQ:PTCT) Trading Up 3.3%PTC Therapeutics (NASDAQ:PTCT) Trading Up 3.3%
marketbeat.com - March 19 at 11:58 AM

New MarketBeat Followers Over Time

Media Sentiment Over Time

Company Descriptions

Alkermes logo

Alkermes

NASDAQ:ALKS
Alkermes plc, a biopharmaceutical company, researches, develops, and commercializes pharmaceutical products to address unmet medical needs of patients in therapeutic areas in the United States, Ireland, and internationally. It has a portfolio of proprietary commercial products for the treatment of alcohol dependence, opioid dependence, schizophrenia and bipolar I disorder and a pipeline of clinical and preclinical product candidates in development for neurological disorders. Its marketed products include ARISTADA, an intramuscular injectable suspension for the treatment of schizophrenia; ARISTADA INITIO for the treatment of schizophrenia in adults; VIVITROL for the treatment of alcohol and prevention of opioid dependence; and LYBALVI, an oral atypical antipsychotic drug candidate for the treatment of adults with schizophrenia and bipolar I disorder. It has collaboration agreements primarily with Janssen Pharmaceutica N.V., Janssen Pharmaceutica Inc, and Janssen Pharmaceutica International. The company also offers proprietary technology platforms to third parties to enable them to develop, commercialize, and manufacture products. Alkermes plc was founded in 1987 and is headquartered in Dublin, Ireland.
Allakos logo

Allakos

NASDAQ:ALLK
Allakos Inc., a clinical stage biotechnology company, develops therapeutics that target immunomodulatory receptors present on immune effector cells in allergy, inflammatory, and proliferative diseases in the United States. The company's lead product candidate is AK006, which in a Phase I clinical trial for the treatment of chronic spontaneous urticaria (CSU) and other indications. The company was incorporated in 2012 and is headquartered in San Carlos, California.
Arena Pharmaceuticals logo

Arena Pharmaceuticals

NASDAQ:ARNA
Arena Pharmaceuticals, Inc., a biopharmaceutical company, focuses on providing novel medicines with pharmacology and pharmacokinetics to patients worldwide. The company's investigational clinical programs include Etrasimod (APD334) that is in Phase III clinical trial for ulcerative colitis, Phase IIb/III clinical trial for Crohn's disease, Phase II clinical trial for alopecia areata, Phase III clinical trial for atopic dermatitis, and Phase IIb clinical trial for eosinophilic esophagitis; Olorinab (APD371), which is in Phase IIb clinical trial for the treatment of abdominal pain associated with irritable bowel syndrome; APD418 that is in Phase II clinical trial for acute heart failure; and Temanogrel for coronary microvascular obstruction that is in Phase II clinical trial. It also develops ralinepag (APD811), which is in Phase III clinical trial for pulmonary arterial hypertension. The company has collaboration agreements with United Therapeutics Corporation; Everest Medicines Limited; Eisai Co., Ltd. and Eisai Inc.; Boehringer Ingelheim International GmbH; Beacon Discovery, Inc.; and Aristea Therapeutics, Inc. Arena Pharmaceuticals, Inc. was incorporated in 1997 and is based in Park City, Utah. As of March 11, 2022, Arena Pharmaceuticals, Inc. operates as a subsidiary of Pfizer Inc.
Axsome Therapeutics logo

Axsome Therapeutics

NASDAQ:AXSM
Axsome Therapeutics, Inc., a biopharmaceutical company, engages in the development of novel therapies for central nervous system (CNS) disorders in the United States. The company's commercial product portfolio includes Auvelity (dextromethorphan-bupropion), a N-methyl-D-aspartate receptor antagonist with multimodal activity indicated for the treatment of major depressive disorder; and Sunosi (solriamfetol), a medication indicated to the treatment of excessive daytime sleepiness in patients with narcolepsy or obstructive sleep apnea. It is also developing AXS-05, which is in Phase III clinical trial to treat Alzheimer's disease agitation, as well as that has completed phase II clinical trial for the treatment of smoking cessation; AXS-07, an investigational medicine that has completed Phase III trials for the acute treatment of migraine; AXS-12, an investigational medicine, which is in Phase III trial to treat narcolepsy; AXS-14, a selective and potent norepinephrine reuptake inhibitor that has completed Phase III trial for the treatment of fibromyalgia and other conditions; and solriamfetol, a dual-acting dopamine and norepinephrine reuptake inhibitor, which has completed a Phase 2 trial for treating attention-deficit/hyperactivity disorder, and is in phase 2 major depressive, binge eating, and shift work disorder. Axsome Therapeutics, Inc. has a research collaboration agreement with Duke University for evaluating AXS-05 in smoking cessation. The company was incorporated in 2012 and is based in New York, New York.
PTC Therapeutics logo

PTC Therapeutics

NASDAQ:PTCT
PTC Therapeutics, Inc., a biopharmaceutical company, focuses on the discovery, development, and commercialization of medicines to patients with rare disorders in the United States and internationally. The company offers Translarna and Emflaza for the treatment of Duchenne muscular dystrophy; Upstaza to treat aromatic l-amino acid decarboxylas (AADC) deficiency, a central nervous system disorder; Tegsedi and Waylivra for the treatment of rare diseases; and Evrysdi to treat spinal muscular atrophy (SMA) in adults and children. Its development pipeline products include Sepiapterin for the treatment of phenylketonuria; PTC518 splicing platform, which is being developed for the treatment of Huntington's disease; and ferroptosis and inflammation platforms, including vatiquinone to treat Friedreich ataxia and utreloxastat for the treatment of amyotrophic lateral sclerosis. The company distributes its products through third-party distributors. It has collaborations with F. Hoffman-La Roche Ltd, Hoffman-La Roche Inc., the SMA Foundation, National Taiwan University, Akcea Therapeutics, Inc., and Shiratori Pharmaceutical Co., Ltd. PTC Therapeutics, Inc. was incorporated in 1998 and is headquartered in South Plainfield, New Jersey.