S&P 500   5,011.12
DOW   37,775.38
QQQ   423.41
What's Driving Tesla Lower Ahead of its Earnings?
Stock market today: Wall Street drifts to a mixed finish as yields tick higher
How major US stock indexes fared Thursday, 4/18/2024
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CSX Co.: The Railroad Powering Ahead with an Earnings Beat
These are the Top 4 Stocks for Buybacks in 2024
'There is no time to waste': EU leaders want to boost competitiveness to close gap with US and China
S&P 500   5,011.12
DOW   37,775.38
QQQ   423.41
What's Driving Tesla Lower Ahead of its Earnings?
Stock market today: Wall Street drifts to a mixed finish as yields tick higher
How major US stock indexes fared Thursday, 4/18/2024
3 Steel Stocks Could Soar on New China Tariffs
CSX Co.: The Railroad Powering Ahead with an Earnings Beat
These are the Top 4 Stocks for Buybacks in 2024
'There is no time to waste': EU leaders want to boost competitiveness to close gap with US and China
S&P 500   5,011.12
DOW   37,775.38
QQQ   423.41
What's Driving Tesla Lower Ahead of its Earnings?
Stock market today: Wall Street drifts to a mixed finish as yields tick higher
How major US stock indexes fared Thursday, 4/18/2024
3 Steel Stocks Could Soar on New China Tariffs
CSX Co.: The Railroad Powering Ahead with an Earnings Beat
These are the Top 4 Stocks for Buybacks in 2024
'There is no time to waste': EU leaders want to boost competitiveness to close gap with US and China
S&P 500   5,011.12
DOW   37,775.38
QQQ   423.41
What's Driving Tesla Lower Ahead of its Earnings?
Stock market today: Wall Street drifts to a mixed finish as yields tick higher
How major US stock indexes fared Thursday, 4/18/2024
3 Steel Stocks Could Soar on New China Tariffs
CSX Co.: The Railroad Powering Ahead with an Earnings Beat
These are the Top 4 Stocks for Buybacks in 2024
'There is no time to waste': EU leaders want to boost competitiveness to close gap with US and China

Compare Stocks

Comparative Price Performance Over Time

Compare Stocks - Price & Volume

CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
Ablynx NV stock logo
ABLYF
Ablynx
$50.63
$50.63
$12.50
$55.04
$3.81B1.995,063 shsN/A
Adaptive Biotechnologies Co. stock logo
ADPT
Adaptive Biotechnologies
$2.34
-4.1%
$3.39
$2.33
$9.08
$338.79M1.251.61 million shs2.78 million shs
argenx SE stock logo
ARGX
argenx
$358.41
-2.1%
$388.25
$327.73
$550.76
$21.25B0.65319,265 shs261,754 shs
Spark Therapeutics Inc stock logo
ONCE
Spark Therapeutics
$0.18
$113.43
$34.53
$114.20
$6.94M2.05891,560 shsN/A
Repligen Co. stock logo
RGEN
Repligen
$157.06
-2.4%
$190.02
$110.45
$211.13
$8.77B1.02538,743 shs751,337 shs
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Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
Ablynx NV stock logo
ABLYF
Ablynx
0.00%0.00%0.00%0.00%0.00%
Adaptive Biotechnologies Co. stock logo
ADPT
Adaptive Biotechnologies
-11.27%-8.61%-23.27%-40.05%-70.60%
argenx SE stock logo
ARGX
argenx
-1.21%-4.33%+1.29%+0.11%-2.54%
Spark Therapeutics Inc stock logo
ONCE
Spark Therapeutics
0.00%0.00%0.00%0.00%-99.84%
Repligen Co. stock logo
RGEN
Repligen
-1.94%-8.53%-17.13%-7.59%-5.36%

MarketRank™

CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & Valuation
Ablynx NV stock logo
ABLYF
Ablynx
N/AN/AN/AN/AN/AN/AN/AN/A
Adaptive Biotechnologies Co. stock logo
ADPT
Adaptive Biotechnologies
3.8189 of 5 stars
3.31.00.04.23.02.50.6
argenx SE stock logo
ARGX
argenx
3.7648 of 5 stars
4.45.00.00.03.31.70.6
Spark Therapeutics Inc stock logo
ONCE
Spark Therapeutics
N/AN/AN/AN/AN/AN/AN/AN/A
Repligen Co. stock logo
RGEN
Repligen
4.547 of 5 stars
3.41.00.04.53.12.52.5

Analyst Ratings

CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
Ablynx NV stock logo
ABLYF
Ablynx
N/AN/AN/AN/A
Adaptive Biotechnologies Co. stock logo
ADPT
Adaptive Biotechnologies
2.67
Moderate Buy$6.80191.22% Upside
argenx SE stock logo
ARGX
argenx
2.71
Moderate Buy$528.1647.36% Upside
Spark Therapeutics Inc stock logo
ONCE
Spark Therapeutics
N/AN/AN/AN/A
Repligen Co. stock logo
RGEN
Repligen
2.89
Moderate Buy$196.7025.24% Upside

Current Analyst Ratings

Latest ONCE, ABLYF, RGEN, ADPT, and ARGX Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
4/18/2024
argenx SE stock logo
ARGX
argenx
Wedbush
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingOutperform ➝ Outperform$521.00
4/18/2024
argenx SE stock logo
ARGX
argenx
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$451.00
4/4/2024
Adaptive Biotechnologies Co. stock logo
ADPT
Adaptive Biotechnologies
BTIG Research
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetBuy ➝ Buy$6.00 ➝ $5.00
3/27/2024
argenx SE stock logo
ARGX
argenx
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$451.00
3/26/2024
argenx SE stock logo
ARGX
argenx
Scotiabank
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetSector Perform ➝ Sector Perform$402.00 ➝ $408.00
3/22/2024
argenx SE stock logo
ARGX
argenx
JMP Securities
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingMarket Outperform ➝ Market Outperform$471.00
3/5/2024
argenx SE stock logo
ARGX
argenx
Truist Financial
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetBuy ➝ Buy$370.00 ➝ $440.00
3/1/2024
argenx SE stock logo
ARGX
argenx
Scotiabank
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetSector Perform ➝ Sector Perform$346.00 ➝ $402.00
3/1/2024
argenx SE stock logo
ARGX
argenx
JMP Securities
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetMarket Outperform ➝ Market Outperform$462.00 ➝ $471.00
3/1/2024
argenx SE stock logo
ARGX
argenx
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$451.00
3/1/2024
argenx SE stock logo
ARGX
argenx
Robert W. Baird
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetOutperform ➝ Outperform$505.00 ➝ $490.00
(Data available from 4/18/2021 forward. View 10+ years of historical ratings with our analyst ratings screener.)

Sales & Book Value

CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
Ablynx NV stock logo
ABLYF
Ablynx
$62.73M60.74N/AN/A$2.71 per share18.68
Adaptive Biotechnologies Co. stock logo
ADPT
Adaptive Biotechnologies
$170.28M1.99N/AN/A$2.13 per share1.10
argenx SE stock logo
ARGX
argenx
$1.27B16.75N/AN/A$69.22 per share5.18
Spark Therapeutics Inc stock logo
ONCE
Spark Therapeutics
$64.72M0.11N/AN/A$13.15 per share0.01
Repligen Co. stock logo
RGEN
Repligen
$638.76M13.73$2.89 per share54.26$35.31 per share4.45

Profitability & Earnings

CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
Ablynx NV stock logo
ABLYF
Ablynx
-$122.67MN/A0.00N/AN/AN/AN/AN/A
Adaptive Biotechnologies Co. stock logo
ADPT
Adaptive Biotechnologies
-$225.25M-$1.56N/AN/AN/A-132.29%-53.65%-27.24%5/7/2024 (Confirmed)
argenx SE stock logo
ARGX
argenx
-$295.05M-$5.14N/A108.61N/A-23.26%-16.97%-15.26%5/2/2024 (Estimated)
Spark Therapeutics Inc stock logo
ONCE
Spark Therapeutics
-$78.82M-$2.11N/AN/AN/A-358.41%-59.10%-33.13%N/A
Repligen Co. stock logo
RGEN
Repligen
$41.58M$0.72218.1475.155.386.51%5.00%3.78%5/1/2024 (Confirmed)

Latest ONCE, ABLYF, RGEN, ADPT, and ARGX Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
5/7/2024N/A
Adaptive Biotechnologies Co. stock logo
ADPT
Adaptive Biotechnologies
-$0.35N/A+$0.35N/AN/AN/A  
5/1/2024N/A
Repligen Co. stock logo
RGEN
Repligen
$0.29N/A-$0.29N/AN/AN/A  
2/29/202412/31/2023
argenx SE stock logo
ARGX
argenx
-$1.23-$1.68-$0.45-$1.68$378.60 million$417.84 million    
2/21/2024Q4 2023
Repligen Co. stock logo
RGEN
Repligen
$0.33$0.33N/A$1.12$155.38 million$155.74 million    
2/14/2024Q4 2023
Adaptive Biotechnologies Co. stock logo
ADPT
Adaptive Biotechnologies
-$0.32-$0.30+$0.02-$0.12$50.15 million$45.78 million

Dividends

CompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive Growth
Ablynx NV stock logo
ABLYF
Ablynx
N/AN/AN/AN/AN/A
Adaptive Biotechnologies Co. stock logo
ADPT
Adaptive Biotechnologies
N/AN/AN/AN/AN/A
argenx SE stock logo
ARGX
argenx
N/AN/AN/AN/AN/A
Spark Therapeutics Inc stock logo
ONCE
Spark Therapeutics
N/AN/AN/AN/AN/A
Repligen Co. stock logo
RGEN
Repligen
N/AN/AN/AN/AN/A

Debt

CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
Ablynx NV stock logo
ABLYF
Ablynx
N/AN/AN/A
Adaptive Biotechnologies Co. stock logo
ADPT
Adaptive Biotechnologies
N/A
4.66
4.50
argenx SE stock logo
ARGX
argenx
N/A
9.75
9.01
Spark Therapeutics Inc stock logo
ONCE
Spark Therapeutics
0.35
4.67
4.35
Repligen Co. stock logo
RGEN
Repligen
0.26
7.02
5.75

Ownership

Institutional Ownership

CompanyInstitutional Ownership
Ablynx NV stock logo
ABLYF
Ablynx
N/A
Adaptive Biotechnologies Co. stock logo
ADPT
Adaptive Biotechnologies
99.17%
argenx SE stock logo
ARGX
argenx
60.32%
Spark Therapeutics Inc stock logo
ONCE
Spark Therapeutics
88.37%
Repligen Co. stock logo
RGEN
Repligen
97.64%

Insider Ownership

CompanyInsider Ownership
Ablynx NV stock logo
ABLYF
Ablynx
N/A
Adaptive Biotechnologies Co. stock logo
ADPT
Adaptive Biotechnologies
5.20%
argenx SE stock logo
ARGX
argenx
2.43%
Spark Therapeutics Inc stock logo
ONCE
Spark Therapeutics
6.00%
Repligen Co. stock logo
RGEN
Repligen
1.20%

Miscellaneous

CompanyEmployeesShares OutstandingFree FloatOptionable
Ablynx NV stock logo
ABLYF
Ablynx
N/A75.25 millionN/ANot Optionable
Adaptive Biotechnologies Co. stock logo
ADPT
Adaptive Biotechnologies
709145.09 million137.55 millionOptionable
argenx SE stock logo
ARGX
argenx
1,14859.30 million57.86 millionOptionable
Spark Therapeutics Inc stock logo
ONCE
Spark Therapeutics
36838.52 millionN/ANo Data
Repligen Co. stock logo
RGEN
Repligen
1,78355.84 million55.17 millionOptionable

ONCE, ABLYF, RGEN, ADPT, and ARGX Headlines

SourceHeadline
Repligen Corporation Common Stock (RGEN)Repligen Corporation Common Stock (RGEN)
nasdaq.com - April 18 at 8:20 PM
Repligen (NASDAQ:RGEN) Shares Gap Down to $160.98Repligen (NASDAQ:RGEN) Shares Gap Down to $160.98
marketbeat.com - April 18 at 12:37 PM
Repligen to Report First Quarter 2024 Financial ResultsRepligen to Report First Quarter 2024 Financial Results
finance.yahoo.com - April 17 at 8:46 AM
Notable Two Hundred Day Moving Average Cross - RGENNotable Two Hundred Day Moving Average Cross - RGEN
nasdaq.com - April 17 at 1:20 AM
14,600 Shares in Repligen Co. (NASDAQ:RGEN) Purchased by Louisiana State Employees Retirement System14,600 Shares in Repligen Co. (NASDAQ:RGEN) Purchased by Louisiana State Employees Retirement System
marketbeat.com - April 16 at 6:51 AM
Cardiff Oncology (NASDAQ:CRDF) and Repligen (NASDAQ:RGEN) Critical ContrastCardiff Oncology (NASDAQ:CRDF) and Repligen (NASDAQ:RGEN) Critical Contrast
americanbankingnews.com - April 16 at 2:40 AM
London & Capital Asset Management Ltd Acquires 6,215 Shares of Repligen Co. (NASDAQ:RGEN)London & Capital Asset Management Ltd Acquires 6,215 Shares of Repligen Co. (NASDAQ:RGEN)
marketbeat.com - April 15 at 11:28 AM
Critical Review: Repligen (NASDAQ:RGEN) vs. Neurocrine Biosciences (NASDAQ:NBIX)Critical Review: Repligen (NASDAQ:RGEN) vs. Neurocrine Biosciences (NASDAQ:NBIX)
americanbankingnews.com - April 15 at 2:32 AM
International Assets Investment Management LLC Grows Position in Repligen Co. (NASDAQ:RGEN)International Assets Investment Management LLC Grows Position in Repligen Co. (NASDAQ:RGEN)
marketbeat.com - April 13 at 5:30 AM
Artisan Mid Cap Fund Trimmed Repligen Corporation (RGEN) after Share AppreciationArtisan Mid Cap Fund Trimmed Repligen Corporation (RGEN) after Share Appreciation
finance.yahoo.com - April 12 at 10:56 AM
Repligen Co. (NASDAQ:RGEN) Shares Bought by Allspring Global Investments Holdings LLCRepligen Co. (NASDAQ:RGEN) Shares Bought by Allspring Global Investments Holdings LLC
marketbeat.com - April 12 at 6:17 AM
Repligen Co. (NASDAQ:RGEN) Given Consensus Recommendation of "Moderate Buy" by BrokeragesRepligen Co. (NASDAQ:RGEN) Given Consensus Recommendation of "Moderate Buy" by Brokerages
americanbankingnews.com - April 12 at 2:20 AM
Repligen Co. (NASDAQ:RGEN) Receives Average Recommendation of "Moderate Buy" from BrokeragesRepligen Co. (NASDAQ:RGEN) Receives Average Recommendation of "Moderate Buy" from Brokerages
marketbeat.com - April 12 at 2:17 AM
Repligen Co. (NASDAQ:RGEN) Shares Sold by Impax Asset Management Group plcRepligen Co. (NASDAQ:RGEN) Shares Sold by Impax Asset Management Group plc
marketbeat.com - April 9 at 6:39 PM
RBC Capital Remains a Buy on Repligen (RGEN)RBC Capital Remains a Buy on Repligen (RGEN)
markets.businessinsider.com - April 9 at 3:43 AM
Raymond James & Associates Sells 20,495 Shares of Repligen Co. (NASDAQ:RGEN)Raymond James & Associates Sells 20,495 Shares of Repligen Co. (NASDAQ:RGEN)
marketbeat.com - April 7 at 4:19 AM
Repligen Co. (NASDAQ:RGEN) Shares Sold by Riverbridge Partners LLCRepligen Co. (NASDAQ:RGEN) Shares Sold by Riverbridge Partners LLC
marketbeat.com - April 5 at 12:49 AM
SG Americas Securities LLC Has $1.27 Million Stock Holdings in Repligen Co. (NASDAQ:RGEN)SG Americas Securities LLC Has $1.27 Million Stock Holdings in Repligen Co. (NASDAQ:RGEN)
marketbeat.com - March 30 at 4:25 AM
Artemis Investment Management LLP Makes New Investment in Repligen Co. (NASDAQ:RGEN)Artemis Investment Management LLP Makes New Investment in Repligen Co. (NASDAQ:RGEN)
marketbeat.com - March 26 at 11:09 AM
Repligen (NASDAQ:RGEN) Trading Down 2.3%Repligen (NASDAQ:RGEN) Trading Down 2.3%
marketbeat.com - March 25 at 3:20 PM
Handelsinvest Investeringsforvaltning Sells 17,821 Shares of Repligen Co. (NASDAQ:RGEN)Handelsinvest Investeringsforvaltning Sells 17,821 Shares of Repligen Co. (NASDAQ:RGEN)
marketbeat.com - March 21 at 6:36 AM
Repligen Appoints Maggie A. Pax to Board of DirectorsRepligen Appoints Maggie A. Pax to Board of Directors
globenewswire.com - March 19 at 7:30 AM
American Century Companies Inc. Has $34.65 Million Holdings in Repligen Co. (NASDAQ:RGEN)American Century Companies Inc. Has $34.65 Million Holdings in Repligen Co. (NASDAQ:RGEN)
marketbeat.com - March 19 at 4:43 AM
Are Repligen Corporations (NASDAQ:RGEN) Fundamentals Good Enough to Warrant Buying Given The Stocks Recent Weakness?Are Repligen Corporation's (NASDAQ:RGEN) Fundamentals Good Enough to Warrant Buying Given The Stock's Recent Weakness?
finance.yahoo.com - March 18 at 3:12 PM

New MarketBeat Followers Over Time

Media Sentiment Over Time

Top Headlines

All Headlines

Company Descriptions

Ablynx logo

Ablynx

OTCMKTS:ABLYF
Ablynx NV, a late-stage clinical biopharmaceutical company, develops treatments for a range of therapeutic indications. The company develops Nanobodies that are proprietary therapeutic proteins based on single-domain antibody fragments for the treatment of inflammation, hematology, immuno-oncology, oncology, and respiratory diseases. Its clinical programs include caplacizumab, an anti-von Willebrand Factor Nanobody that has completed Phase III clinical trial to treat acquired thrombotic thrombocytopenic purpura; ALX-0171, which is in Phase IIb clinical trial for the treatment of respiratory syncytial virus infection; and Vobarilizumab, an anti-IL-6R Nanobody that has completed Phase IIb clinical trial for the treatment of rheumatoid arthritis, as well as in Phase II clinical trial to treat systemic lupus erythematosus. The company also develops ALX-0761, which is in Phase Ib clinical trial for the treatment of psoriasis, as well as various auto-immune disorders; Anti-VEGF/Ang2 Nanobody that is in Phase I clinical trial for patients with solid tumors; Anti-CX3CR1 Nanobody, which is in Phase I clinical trial for treating chronic kidney diseases; ozoralizumab, which has completed Phase I/IIa clinical trial for the treatment of auto-immune disorders with focus on rheumatoid arthritis; and ALX-0141, a trivalent Nanobody for the treatment of bone-loss related disorders comprising osteoporosis and bone metastasis, as well as completed a Phase I study in post-menopausal women. Ablynx NV has collaboration and alliance agreements with Merck & Co., Inc., AbbVie, Inc., Boehringer Ingelheim International GmbH, Merck KGaA, Eddingpharm, Novo Nordisk A/S, Novartis Pharma AG, Taisho Pharmaceutical Co., Ltd., and Sanofi S.A. The company was formerly known as MatchX and changed its name to Ablynx NV in June 2002. Ablynx NV was founded in 2001 and is headquartered in Ghent, Belgium.
Adaptive Biotechnologies logo

Adaptive Biotechnologies

NASDAQ:ADPT
Adaptive Biotechnologies Corporation, a commercial-stage company, develops an immune medicine platform for the diagnosis and treatment of various diseases. The company offers immunosequencing platform which combines a suite of proprietary chemistry, computational biology, and machine learning to generate clinical immunomics data to decode the adaptive immune system. It also provides clonoSEQ diagnostic test which detects and monitors the remaining number of cancer cells that are present in a patient's body during and after treatment, known as Minimal Residual Disease (MRD). The company offers products and services for life sciences research, clinical diagnostics, and drug discovery applications. Adaptive Biotechnologies Corporation has strategic collaborations with Genentech, Inc. for the development, manufacture, and commercialization of neoantigen directed T cell therapies for the treatment of a range of cancers; and Microsoft Corporation to develop diagnostic tests for the early detection of various diseases from a single blood test. The company was formerly known as Adaptive TCR Corporation and changed its name to Adaptive Biotechnologies Corporation in December 2011. Adaptive Biotechnologies Corporation was incorporated in 2009 and is headquartered in Seattle, Washington.
argenx logo

argenx

NASDAQ:ARGX
argenx SE, a biotechnology company, engages in the developing of various therapies for the treatment of autoimmune diseases in the United States, Japan, Europe, Middle East, Africa, and China. Its lead product candidate is efgartigimod for the treatment of patients with myasthenia gravis, immune thrombocytopenia, pemphigus vulgaris, generalized myasthenia gravis, chronic inflammatory demyelinating polyneuropathy, thyroid eye disease, bullous pemphigoid, myositis, primary sjögren's syndrome, post-covid postural orthostatic tachycardia syndrome, membranous nephropathy, lupus nephropathy, anca-associated vasculitis, and antibody mediated rejection; ENHANZE SC; Empasiprubart for multifocal motor neuropath, delayed graft function, and dermatomyositis; and ARGX-119 for congenital myasthenic syndrome and amyotrophic lateral sclerosis. The company is developing ARGX-213 targets FcRn; ARGX-121 and ARGX-220 targets immune system; ARGX-109 targets IL-6; ARGX-118 for inflammation; and ARGX-109, as well as cusatuzumab, ARGX-112, ARGX-114, and ARGX-115. It owns VYVGART; VYVGART HYTRULO; VYVDURA; ARGENX; ABDEG; NHANCE; SIMPLE ANTIBODY; and ARGENXMEDHUB. The company has strategic partnership with AbbVie S.À.R.L., Zai Lab Limited, and LEO Pharma A/S; and collaboration and license agreement with Genor Biopharma Co. Ltd, Université Catholique de Louvain, Sopartec S.A., NYU Langone Health, Leiden University Medical Center, AgomAb Therapeutics NV, Broteio Pharma B.V., VIB vzw, University of Texas, BioWa, Inc., and Shire International GmbH. It has collaboration agreement with Genmab A/S to discover, develop, and commercialize novel therapeutic antibodies with applications in immunology and oncology, as well as a strategic collaboration with IQVIA Holdings Inc. to provide safety systems and services. argenx SE was incorporated in 2008 and is based in Amsterdam, the Netherlands.
Spark Therapeutics logo

Spark Therapeutics

NASDAQ:ONCE
Spark Therapeutics, Inc. focuses on the development of gene therapy products for patients suffering from debilitating genetic diseases. Its products include LUXTURNA (voretigene neparvovec) for the treatment of patients with confirmed biallelic RPE65 mutation-associated retinal dystrophy and viable retinal cells. The company's gene therapy product candidates comprise SPK-8011 and SPK-8016 for hemophilia; SPK-7001 for choroideremia; and SPK-9001 for hemophilia B. It is also developing other liver-directed gene therapies, including SPK-3006 for Pompe disease; and neurodegenerative disease product candidates to address Huntington's disease and others, as well as TPP1 deficiency, which is a form of Batten disease. The company's preclinical programs targets inherited retinal diseases, including Stargardt's disease. The company has collaboration agreement with Pfizer, Inc. for the development and commercialization of SPK-FIX product candidates in its gene therapy program for the treatment of hemophilia B. It also has licensing and commercialization agreement with Novartis to develop and commercialize voretigene neparvovec outside the United States. Spark Therapeutics, Inc. was founded in 2013 and is headquartered in Philadelphia, Pennsylvania.
Repligen logo

Repligen

NASDAQ:RGEN
Repligen Corporation develops and commercializes bioprocessing technologies and systems for use in biological drug manufacturing process in North America, Europe, the Asia Pacific, and internationally. It offers Protein A ligands that are the binding components of Protein A affinity chromatography resins; and cell culture growth factor products. The company's chromatography products include OPUS pre-packed chromatography columns, which are used in the purification of biologics; and OPUS smaller-scale columns that are used in the high throughput process development screening, viral clearance validation studies, and scale down validation of chromatography processes. It also offers ELISA test kits; and chromatography resins under the CaptivA brand. In addition, the company provides filtration products, such as XCell Alternating Tangential Flow systems that are filtration devices used in upstream perfusion and cell culture processing; TangenX flat sheet cassettes, which are used in downstream biologic drug concentration, buffer exchange, and formulation processes; KrosFlo tangential flow filtration and tangential flow depth filtration systems; Spectra/Por laboratory and process dialysis products, and ProConnex TFDF flow paths. Further, it provides process analytics products, such as slope spectroscopy systems under the SoloVPE, FlowVPE, and FlowVPX brands. The company sells its products to life sciences, biopharmaceutical, and diagnostics companies; laboratory researchers; and contract manufacturing organizations. Repligen Corporation has collaboration agreements with Navigo Proteins GmbH to develop multiple affinity ligands. The company was incorporated in 1981 and is headquartered in Waltham, Massachusetts.