S&P 500   4,967.23
DOW   37,986.40
QQQ   414.65
How major US stock indexes fared Friday, 4/19/2024
Stock market today: Tumbling tech stocks drag Wall Street to the finish line of another losing week
American Express profits jump 34%, helped by jump in new customers, higher spending
American Express, Fifth Third rise; Netflix, PPG Industries fall, Friday, 4/19/2024
Intuitive Surgical Stock Can Trend Much Higher This Year 
3 Magnificent Seven Stocks Outperforming the Rest
Bargain Hunting: 3 Stocks With RSIs That Scream Oversold
S&P 500   4,967.23
DOW   37,986.40
QQQ   414.65
How major US stock indexes fared Friday, 4/19/2024
Stock market today: Tumbling tech stocks drag Wall Street to the finish line of another losing week
American Express profits jump 34%, helped by jump in new customers, higher spending
American Express, Fifth Third rise; Netflix, PPG Industries fall, Friday, 4/19/2024
Intuitive Surgical Stock Can Trend Much Higher This Year 
3 Magnificent Seven Stocks Outperforming the Rest
Bargain Hunting: 3 Stocks With RSIs That Scream Oversold
S&P 500   4,967.23
DOW   37,986.40
QQQ   414.65
How major US stock indexes fared Friday, 4/19/2024
Stock market today: Tumbling tech stocks drag Wall Street to the finish line of another losing week
American Express profits jump 34%, helped by jump in new customers, higher spending
American Express, Fifth Third rise; Netflix, PPG Industries fall, Friday, 4/19/2024
Intuitive Surgical Stock Can Trend Much Higher This Year 
3 Magnificent Seven Stocks Outperforming the Rest
Bargain Hunting: 3 Stocks With RSIs That Scream Oversold
S&P 500   4,967.23
DOW   37,986.40
QQQ   414.65
How major US stock indexes fared Friday, 4/19/2024
Stock market today: Tumbling tech stocks drag Wall Street to the finish line of another losing week
American Express profits jump 34%, helped by jump in new customers, higher spending
American Express, Fifth Third rise; Netflix, PPG Industries fall, Friday, 4/19/2024
Intuitive Surgical Stock Can Trend Much Higher This Year 
3 Magnificent Seven Stocks Outperforming the Rest
Bargain Hunting: 3 Stocks With RSIs That Scream Oversold

Compare Stocks

Comparative Price Performance Over Time

Compare Stocks - Price & Volume

CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
$64.55
+0.2%
$39.38
$6.71
$64.57
$4.23B1.141.92 million shs3.98 million shs
ESSA Pharma Inc. stock logo
EPIX
ESSA Pharma
$6.32
-6.0%
$8.68
$2.56
$11.67
$279.60M1.62138,056 shs102,387 shs
MacroGenics, Inc. stock logo
MGNX
MacroGenics
$15.61
-2.9%
$16.93
$4.29
$21.88
$976.58M2.091.45 million shs1.05 million shs
Provention Bio, Inc. stock logo
PRVB
Provention Bio
$24.98
+3.1%
$24.58
$3.18
$25.00
$2.37B2.472.28 million shs9.12 million shs
Silence Therapeutics plc stock logo
SLN
Silence Therapeutics
$22.64
+2.8%
$23.02
$4.55
$27.72
$677.62M1.41237,794 shs305,739 shs
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Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
-0.05%+0.05%+61.28%+224.75%+763.67%
ESSA Pharma Inc. stock logo
EPIX
ESSA Pharma
-4.95%-18.55%-27.74%-23.46%+136.62%
MacroGenics, Inc. stock logo
MGNX
MacroGenics
-0.19%-13.18%+3.15%+33.92%+135.29%
Provention Bio, Inc. stock logo
PRVB
Provention Bio
0.00%0.00%0.00%0.00%+2.21%
Silence Therapeutics plc stock logo
SLN
Silence Therapeutics
+2.13%-1.52%-5.66%+19.61%+232.88%

MarketRank™

CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & Valuation
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
1.5198 of 5 stars
2.13.00.00.03.24.20.0
ESSA Pharma Inc. stock logo
EPIX
ESSA Pharma
2.8541 of 5 stars
3.54.00.00.02.83.30.0
MacroGenics, Inc. stock logo
MGNX
MacroGenics
2.5037 of 5 stars
2.41.00.04.40.02.50.6
Provention Bio, Inc. stock logo
PRVB
Provention Bio
N/AN/AN/AN/AN/AN/AN/AN/A
Silence Therapeutics plc stock logo
SLN
Silence Therapeutics
2.2759 of 5 stars
3.53.00.00.02.41.70.6

Analyst Ratings

CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
2.27
Hold$50.33-22.02% Downside
ESSA Pharma Inc. stock logo
EPIX
ESSA Pharma
3.00
Buy$16.50161.08% Upside
MacroGenics, Inc. stock logo
MGNX
MacroGenics
2.88
Moderate Buy$17.008.90% Upside
Provention Bio, Inc. stock logo
PRVB
Provention Bio
N/AN/AN/AN/A
Silence Therapeutics plc stock logo
SLN
Silence Therapeutics
3.00
Buy$57.25152.87% Upside

Current Analyst Ratings

Latest ALPN, EPIX, SLN, PRVB, and MGNX Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
4/16/2024
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
TD Cowen
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Hold
4/12/2024
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
SVB Leerink
Subscribe to MarketBeat All Access for the recommendation accuracy rating
DowngradeOutperform ➝ Market Perform$42.00 ➝ $65.00
4/11/2024
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
Leerink Partnrs
Subscribe to MarketBeat All Access for the recommendation accuracy rating
DowngradeOutperform ➝ Market Perform
4/11/2024
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
DowngradeBuy ➝ Neutral
4/11/2024
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
Wedbush
Subscribe to MarketBeat All Access for the recommendation accuracy rating
DowngradeOutperform ➝ Neutral
4/11/2024
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
Morgan Stanley
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingOverweight ➝ Equal Weight$47.00 ➝ $65.00
4/11/2024
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
Royal Bank of Canada
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingOutperform ➝ Sector Perform$41.00 ➝ $65.00
4/11/2024
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
Wolfe Research
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingOutperform ➝ Peer Perform
4/9/2024
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
Guggenheim
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Initiated CoverageBuy$55.00
4/9/2024
MacroGenics, Inc. stock logo
MGNX
MacroGenics
TD Cowen
Subscribe to MarketBeat All Access for the recommendation accuracy rating
UpgradeHold ➝ Buy
4/4/2024
MacroGenics, Inc. stock logo
MGNX
MacroGenics
JMP Securities
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingMarket Outperform
(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
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
$58.88M71.86N/AN/A$5.64 per share11.45
ESSA Pharma Inc. stock logo
EPIX
ESSA Pharma
N/AN/AN/AN/A$3.30 per shareN/A
MacroGenics, Inc. stock logo
MGNX
MacroGenics
$57.19M17.08N/AN/A$2.46 per share6.35
Provention Bio, Inc. stock logo
PRVB
Provention Bio
$12.90M183.54N/AN/A$1.40 per share17.84
Silence Therapeutics plc stock logo
SLN
Silence Therapeutics
$31.55M21.48N/AN/A$0.71 per share31.89

Profitability & Earnings

CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
-$32.18M-$0.64N/AN/AN/A-54.66%-15.54%-11.34%5/9/2024 (Estimated)
ESSA Pharma Inc. stock logo
EPIX
ESSA Pharma
-$26.58M-$0.59N/AN/AN/AN/A-17.41%-17.04%5/14/2024 (Estimated)
MacroGenics, Inc. stock logo
MGNX
MacroGenics
-$9.06M-$0.16N/AN/AN/A-15.42%-88.49%-43.12%5/14/2024 (Estimated)
Provention Bio, Inc. stock logo
PRVB
Provention Bio
-$113.57M-$1.53N/AN/AN/A-880.69%-103.36%-69.08%N/A
Silence Therapeutics plc stock logo
SLN
Silence Therapeutics
-$53.82M-$1.46N/AN/AN/A-171.41%-262.17%-45.62%5/21/2024 (Estimated)

Latest ALPN, EPIX, SLN, PRVB, and MGNX Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
3/18/2024Q4 2023
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
-$0.32$0.15+$0.47$0.15$6.90 million$30.85 million
3/13/2024Q4 2023
Silence Therapeutics plc stock logo
SLN
Silence Therapeutics
-$0.25-$0.47-$0.22-$0.47$11.46 million$2.61 million
3/7/2024Q4 2023
MacroGenics, Inc. stock logo
MGNX
MacroGenics
-$0.26-$0.75-$0.49-$0.75$25.70 million$10.72 million    
2/13/202412/31/2023
ESSA Pharma Inc. stock logo
EPIX
ESSA Pharma
-$0.17-$0.14+$0.03-$0.14N/AN/A

Dividends

CompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive Growth
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
N/AN/AN/AN/AN/A
ESSA Pharma Inc. stock logo
EPIX
ESSA Pharma
N/AN/AN/AN/AN/A
MacroGenics, Inc. stock logo
MGNX
MacroGenics
N/AN/AN/AN/AN/A
Provention Bio, Inc. stock logo
PRVB
Provention Bio
N/AN/AN/AN/AN/A
Silence Therapeutics plc stock logo
SLN
Silence Therapeutics
N/AN/AN/AN/AN/A

Debt

CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
N/A
7.86
7.86
ESSA Pharma Inc. stock logo
EPIX
ESSA Pharma
N/A
40.74
40.74
MacroGenics, Inc. stock logo
MGNX
MacroGenics
N/A
4.48
4.46
Provention Bio, Inc. stock logo
PRVB
Provention Bio
0.19
1.93
1.92
Silence Therapeutics plc stock logo
SLN
Silence Therapeutics
0.01
4.56
4.56

Ownership

Institutional Ownership

CompanyInstitutional Ownership
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
75.17%
ESSA Pharma Inc. stock logo
EPIX
ESSA Pharma
75.12%
MacroGenics, Inc. stock logo
MGNX
MacroGenics
96.89%
Provention Bio, Inc. stock logo
PRVB
Provention Bio
37.39%
Silence Therapeutics plc stock logo
SLN
Silence Therapeutics
98.73%

Insider Ownership

CompanyInsider Ownership
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
42.30%
ESSA Pharma Inc. stock logo
EPIX
ESSA Pharma
14.70%
MacroGenics, Inc. stock logo
MGNX
MacroGenics
10.00%
Provention Bio, Inc. stock logo
PRVB
Provention Bio
13.10%
Silence Therapeutics plc stock logo
SLN
Silence Therapeutics
2.95%

Miscellaneous

CompanyEmployeesShares OutstandingFree FloatOptionable
Alpine Immune Sciences, Inc. stock logo
ALPN
Alpine Immune Sciences
14265.55 million37.82 millionOptionable
ESSA Pharma Inc. stock logo
EPIX
ESSA Pharma
5044.24 million37.74 millionOptionable
MacroGenics, Inc. stock logo
MGNX
MacroGenics
33962.56 million56.31 millionOptionable
Provention Bio, Inc. stock logo
PRVB
Provention Bio
8294.78 million82.37 millionNot Optionable
Silence Therapeutics plc stock logo
SLN
Silence Therapeutics
10929.93 million29.05 millionNot Optionable

ALPN, EPIX, SLN, PRVB, and MGNX Headlines

SourceHeadline
Radio Silence says Ready or Not 2 is happening and “it’s an absolute f*cking banger of a sequel”Radio Silence says Ready or Not 2 is happening and “it’s an absolute f*cking banger of a sequel”
flickeringmyth.com - April 16 at 6:30 PM
Silence Therapeutics (NASDAQ:SLN) Trading Up 3.2%Silence Therapeutics (NASDAQ:SLN) Trading Up 3.2%
marketbeat.com - April 16 at 2:02 PM
Nia Archives Unveils Debut Album Silence Is LoudNia Archives Unveils Debut Album 'Silence Is Loud'
trenchtrenchtrench.com - April 13 at 2:08 AM
A youths call to action on this Day of NO SilenceA youth's call to action on this Day of NO Silence
yahoo.com - April 13 at 2:08 AM
Silence Therapeutics plc (NASDAQ:SLN) Short Interest UpdateSilence Therapeutics plc (NASDAQ:SLN) Short Interest Update
marketbeat.com - April 12 at 10:21 PM
Acts of Silence in LiteratureActs of Silence in Literature
today.duke.edu - April 12 at 9:51 AM
Silence Therapeutics (SLN) Surges 5.7%: Is This an Indication of Further Gains?Silence Therapeutics (SLN) Surges 5.7%: Is This an Indication of Further Gains?
zacks.com - April 12 at 9:26 AM
Silence Therapeutics (NASDAQ:SLN) Sees Strong Trading VolumeSilence Therapeutics (NASDAQ:SLN) Sees Strong Trading Volume
marketbeat.com - April 11 at 2:49 PM
3 Biotech Stocks to Turn $5,000 Into $1 Million: April 20243 Biotech Stocks to Turn $5,000 Into $1 Million: April 2024
investorplace.com - April 11 at 12:24 PM
Silence Therapeutics (NASDAQ:SLN) Stock Price Down 4.5%Silence Therapeutics (NASDAQ:SLN) Stock Price Down 4.5%
marketbeat.com - April 9 at 2:46 PM
Silence Therapeutics Announces JAMA Publication of Additional Phase 1 Data for Zerlasiran in Subjects with Elevated Lipoprotein(a)Silence Therapeutics Announces JAMA Publication of Additional Phase 1 Data for Zerlasiran in Subjects with Elevated Lipoprotein(a)
businesswire.com - April 8 at 11:48 AM
The Lady of Silence: The Mataviejitas Murders Streaming: Watch & Stream Online via NetflixThe Lady of Silence: The Mataviejitas Murders Streaming: Watch & Stream Online via Netflix
yahoo.com - April 1 at 10:11 AM
7 Biotech Stocks Ready to Ride the Sectors Resurgence7 Biotech Stocks Ready to Ride the Sector's Resurgence
investorplace.com - March 18 at 8:01 PM
Analysts Are Upgrading Silence Therapeutics plc (NASDAQ:SLN) After Its Latest ResultsAnalysts Are Upgrading Silence Therapeutics plc (NASDAQ:SLN) After Its Latest Results
finance.yahoo.com - March 16 at 10:20 AM
Silence Therapeutics plc (SLN) Q4 2023 Earnings Call TranscriptSilence Therapeutics plc (SLN) Q4 2023 Earnings Call Transcript
seekingalpha.com - March 15 at 5:54 PM
YouTube Music preparing ‘Trim Silence’ option for podcastsYouTube Music preparing ‘Trim Silence’ option for podcasts
9to5google.com - March 15 at 12:53 PM
Silence Therapeutics plc (NASDAQ:SLN) Q4 2023 Earnings Call TranscriptSilence Therapeutics plc (NASDAQ:SLN) Q4 2023 Earnings Call Transcript
finance.yahoo.com - March 15 at 12:53 PM
Local authors Break the Silence with book anthology to share the stories of survivorsLocal authors 'Break the Silence' with book anthology to share the stories of survivors
yahoo.com - March 13 at 1:14 PM
SingTel looking to sell significant Optus stake to Brookfield - sourceSingTel looking to sell significant Optus stake to Brookfield - source
sg.finance.yahoo.com - March 13 at 1:14 PM
Mallinckrodt, Silence collab to go quiet, but a phase 2 cardiovascular win speaks loudly for the biotechMallinckrodt, Silence collab to go quiet, but a phase 2 cardiovascular win speaks loudly for the biotech
fiercebiotech.com - March 13 at 1:14 PM
Silence Therapeutics plc 2023 Q4 - Results - Earnings Call PresentationSilence Therapeutics plc 2023 Q4 - Results - Earnings Call Presentation
seekingalpha.com - March 13 at 7:52 AM
Silence Therapeutics Reports Full Year 2023 Financial Results and Recent Business HighlightsSilence Therapeutics Reports Full Year 2023 Financial Results and Recent Business Highlights
businesswire.com - March 13 at 7:05 AM
Silence Therapeutics Announces Positive Topline 36-Week Data from Ongoing Phase 2 Study of Zerlasiran in Patients with High Lipoprotein(a)Silence Therapeutics Announces Positive Topline 36-Week Data from Ongoing Phase 2 Study of Zerlasiran in Patients with High Lipoprotein(a)
businesswire.com - March 13 at 7:00 AM
Silence Therapeutics earnings: heres what Wall Street expectsSilence Therapeutics earnings: here's what Wall Street expects
markets.businessinsider.com - March 12 at 10:34 AM

New MarketBeat Followers Over Time

Media Sentiment Over Time

Company Descriptions

Alpine Immune Sciences logo

Alpine Immune Sciences

NASDAQ:ALPN
Alpine Immune Sciences, Inc. operates as a clinical-stage biopharmaceutical company. It focuses on the discovery and development of immunotherapies through protein engineering technologies for treating autoimmune and inflammatory diseases. The company's product pipeline includes Povetacicept, a dual B cell cytokine antagonist, which is in Phase 2 clinical trial for the treatment of multiple autoimmune and inflammatory diseases; and Acazicolcept, a dual inhibitor of the CD28 and ICOS T cell costimulatory pathways that is in preclinical trial for the treatment of systemic lupus erythematosus. It is also developing RUBY-3 that has completed Phase 1 clinical trial for the treatment of glomerulonephritis; and RUBY-4, which has completed Phase 1 clinical trial for the treatment of cytopenias. The company was incorporated in 2007 and is headquartered in Seattle, Washington.
ESSA Pharma logo

ESSA Pharma

NASDAQ:EPIX
ESSA Pharma Inc., a clinical stage pharmaceutical company, focuses the development of small molecule drugs for the treatment of prostate cancer. The company's lead candidate EPI-7386, an androgen receptor based resistance mechanisms that develop in patients with castration-resistant prostate cancer and metastatic castration-resistant prostate cancer. It has collaboration agreements with Bayer Consumer Care AG; Janssen Research & Development, LLC; and Astellas Pharma Inc. ESSA Pharma Inc. was incorporated in 2009 and is headquartered in Vancouver, Canada.
MacroGenics logo

MacroGenics

NASDAQ:MGNX
MacroGenics, Inc., a biopharmaceutical company, develops, manufactures, and commercializes antibody-based therapeutics to treat cancer in the United States. Its approved product is MARGENZA (margetuximab-cmkb), a human epidermal growth factor receptor 2 (HER2) receptor antagonist indicated, in combination with chemotherapy, for the treatment of adult patients with metastatic HER2-positive breast cancer who have received two or more prior anti-HER2 regimens. The company's pipeline of immuno-oncology product candidates includes MGC018, an antibody drug conjugate (ADC), which targets solid tumors expressing B7-H3; Enoblituzumab, a monoclonal antibody that targets B7-H3; and MGD024, an investigational bispecific CD123 × CD3 DART molecule to minimize cytokine-release syndrome for patients with hematologic malignancies. In addition, it develops Lorigerlimab, a monoclonal antibody that targets the immune checkpoints PD-1 and cytotoxic T-lymphocyte-associated protein 4; Tebotelimab, an investigational tetravalent DART molecule for PD-1 and lymphocyte-activation gene 3; Retifanlimab, a humanized monoclonal antibody targeting programmed death receptor-1; and IMGC936, an ADC that targets ADAM9, a cell surface protein over-expressed in various solid tumor types. Further, the company develops MGD014 and MGD020, a DART molecule to target the envelope protein of human immunodeficiency virus infected cells and CD3 on T cells; Teplizumab for the treatment of type 1 diabetes; and PRV-3279, a CD32B × CD79B DART molecule for the treatment of autoimmune indications. It has collaborations with Incyte Corporation; Zai Lab Limited; I-Mab Biopharma; and Janssen Biotech, Inc. The company was incorporated in 2000 and is headquartered in Rockville, Maryland.
Provention Bio logo

Provention Bio

NASDAQ:PRVB
Provention Bio, Inc. is a clinical-stage biopharmaceutical company, which engages in the development and commercialization of novel therapeutics and solutions. Its products include PRV-031 for the interception of type 1 diabetes (T1D), PRV-015 for the treatment of gluten-free diet non-responding celiac disease, PRV-6527 for Crohn's disease, PRV-3279 for the treatment of lupus, and PRV-101 for the prevention of acute coxsackie virus B (CVB), and the prevention of type 1 diabetes (T1D) onset. The company was founded by Francisco Leon and Ashleigh Palmer on October 4, 2016 and is headquartered in Red Bank, NJ.
Silence Therapeutics logo

Silence Therapeutics

NASDAQ:SLN
Silence Therapeutics plc, a biotechnology company, focuses on the discovery and development novel molecules incorporating short interfering ribonucleic acid (siRNA) to inhibit the expression of specific target genes in hematology, cardiovascular, and rare diseases. The company's mRNAi GalNAc Oligonucleotide Discovery platform consists of precision engineered product candidates designed to target specific disease-associated genes in the liver. The company develops Zerlasiran (SLN360), which is in phase 2 clinical trial for cardiovascular disease associated with elevated lipoprotein(a); and Divesiran (SLN124), an siRNA molecule that is in Phase I clinical trials for the treatment of genetic hematological conditions, including polycythemia vera. It is also developing SLN-COMP-1 and SLN-COMP-2 for complement-mediated diseases; and SLN-HAN-1 and SLN-HAN-2. It has collaboration agreements with AstraZeneca PLC to discover, develop, and commercialize siRNA therapeutics for the treatment of cardiovascular, renal, metabolic, and respiratory diseases; Hansoh Pharmaceutical Group Company Limited to develop siRNAs; and Mallinckrodt Pharma IP Trading DAC to develop and commercialize RNAi drug targets designed to silence the complement cascade in complement-mediated disorders. The company was formerly known as SR Pharma plc and changed its name to Silence Therapeutics plc in May 2007. Silence Therapeutics plc was incorporated in 1994 and is headquartered in London, the United Kingdom.