Compare Stocks

Comparative Price Performance Over Time

Compare Stocks - Price & Volume

CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
BioDelivery Sciences International, Inc. stock logo
BDSI
BioDelivery Sciences International
$5.59
$5.58
$2.50
$5.62
$577.05M0.563.34 million shs2.09 million shs
BeyondSpring Inc. stock logo
BYSI
BeyondSpring
$2.27
-6.6%
$2.39
$0.65
$4.00
$88.36M0.15185,227 shs28,389 shs
DURECT Co. stock logo
DRRX
DURECT
$0.92
+3.7%
$1.03
$0.47
$7.46
$28.43M0.85186,239 shs33,646 shs
Geron Co. stock logo
GERN
Geron
$3.56
-0.6%
$2.83
$1.64
$4.05
$1.95B0.6211.11 million shs9.07 million shs
Prothena Co. plc stock logo
PRTA
Prothena
$20.56
$25.52
$19.65
$79.65
$1.10B0.21753,078 shs496,352 shs
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Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
BioDelivery Sciences International, Inc. stock logo
BDSI
BioDelivery Sciences International
0.00%0.00%0.00%0.00%0.00%
BeyondSpring Inc. stock logo
BYSI
BeyondSpring
+6.11%+31.35%-29.97%+173.00%+143.00%
DURECT Co. stock logo
DRRX
DURECT
+4.75%+0.63%-30.98%+10.44%-79.16%
Geron Co. stock logo
GERN
Geron
+2.29%-2.72%+9.82%+65.74%+47.93%
Prothena Co. plc stock logo
PRTA
Prothena
0.00%-2.10%-19.06%-35.87%-62.09%

MarketRank™

CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & Valuation
BioDelivery Sciences International, Inc. stock logo
BDSI
BioDelivery Sciences International
N/AN/AN/AN/AN/AN/AN/AN/A
BeyondSpring Inc. stock logo
BYSI
BeyondSpring
0.0008 of 5 stars
0.00.00.00.00.02.50.0
DURECT Co. stock logo
DRRX
DURECT
3.6904 of 5 stars
3.34.00.04.41.10.00.6
Geron Co. stock logo
GERN
Geron
2.9713 of 5 stars
3.51.00.01.32.01.70.6
Prothena Co. plc stock logo
PRTA
Prothena
2.4743 of 5 stars
4.40.00.00.01.43.30.6

Analyst Ratings

CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
BioDelivery Sciences International, Inc. stock logo
BDSI
BioDelivery Sciences International
N/AN/AN/AN/A
BeyondSpring Inc. stock logo
BYSI
BeyondSpring
N/AN/A$1.25-44.93% Downside
DURECT Co. stock logo
DRRX
DURECT
2.60
Moderate Buy$27.502,902.51% Upside
Geron Co. stock logo
GERN
Geron
3.00
Buy$5.3349.81% Upside
Prothena Co. plc stock logo
PRTA
Prothena
2.71
Moderate Buy$68.14231.43% Upside

Current Analyst Ratings

Latest DRRX, PRTA, GERN, BDSI, and BYSI Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
4/11/2024
Geron Co. stock logo
GERN
Geron
Needham & Company LLC
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$5.00
4/10/2024
Geron Co. stock logo
GERN
Geron
Wedbush
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingOutperform ➝ Outperform$6.00
4/10/2024
Prothena Co. plc stock logo
PRTA
Prothena
Cantor Fitzgerald
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingOverweight
4/1/2024
DURECT Co. stock logo
DRRX
DURECT
Oppenheimer
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingOutperform ➝ Outperform$5.00
3/28/2024
DURECT Co. stock logo
DRRX
DURECT
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingNeutral
3/15/2024
Geron Co. stock logo
GERN
Geron
Wedbush
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingOutperform ➝ Outperform$6.00
3/15/2024
Geron Co. stock logo
GERN
Geron
The Goldman Sachs Group
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetBuy ➝ Buy$4.00 ➝ $5.00
3/15/2024
Geron Co. stock logo
GERN
Geron
Needham & Company LLC
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetBuy ➝ Buy$4.00 ➝ $5.00
3/13/2024
Prothena Co. plc stock logo
PRTA
Prothena
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$90.00
2/28/2024
Geron Co. stock logo
GERN
Geron
Needham & Company LLC
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$4.00
2/20/2024
Prothena Co. plc stock logo
PRTA
Prothena
Oppenheimer
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetOutperform ➝ Outperform$98.00 ➝ $80.00
(Data available from 4/25/2021 forward. View 10+ years of historical ratings with our analyst ratings screener.)

Sales & Book Value

CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
BioDelivery Sciences International, Inc. stock logo
BDSI
BioDelivery Sciences International
$166.70M3.46$0.36 per share15.42$1.90 per share2.94
BeyondSpring Inc. stock logo
BYSI
BeyondSpring
$1.55M57.00N/AN/A($0.36) per share-6.31
DURECT Co. stock logo
DRRX
DURECT
$8.55M3.33N/AN/A$0.50 per share1.83
Geron Co. stock logo
GERN
Geron
$240K8,111.91N/AN/A$0.46 per share7.74
Prothena Co. plc stock logo
PRTA
Prothena
$91.37M12.09N/AN/A$10.46 per share1.97

Profitability & Earnings

CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
BioDelivery Sciences International, Inc. stock logo
BDSI
BioDelivery Sciences International
$84.86M$0.836.748.47N/A50.90%21.25%10.56%N/A
BeyondSpring Inc. stock logo
BYSI
BeyondSpring
-$33.28MN/A0.00N/AN/AN/AN/AN/A
DURECT Co. stock logo
DRRX
DURECT
-$27.62M-$1.22N/AN/AN/A-323.16%-316.78%-76.59%5/13/2024 (Estimated)
Geron Co. stock logo
GERN
Geron
-$184.13M-$0.33N/AN/AN/A-77,691.14%-63.33%-44.71%5/9/2024 (Estimated)
Prothena Co. plc stock logo
PRTA
Prothena
-$147.03M-$2.80N/AN/AN/A-160.91%-24.84%-20.24%5/2/2024 (Estimated)

Latest DRRX, PRTA, GERN, BDSI, and BYSI Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
3/27/2024Q4 2023
DURECT Co. stock logo
DRRX
DURECT
-$0.36-$0.27+$0.09-$0.44$2.70 million$2.67 million
2/28/2024Q4 23
Geron Co. stock logo
GERN
Geron
-$0.10-$0.09+$0.01-$0.09$0.06 million$0.02 million    
2/15/2024Q4 2023
Prothena Co. plc stock logo
PRTA
Prothena
-$1.23-$1.26-$0.03-$1.26$2.15 million$0.32 million    

Dividends

CompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive Growth
BioDelivery Sciences International, Inc. stock logo
BDSI
BioDelivery Sciences International
N/AN/AN/AN/AN/A
BeyondSpring Inc. stock logo
BYSI
BeyondSpring
N/AN/AN/AN/AN/A
DURECT Co. stock logo
DRRX
DURECT
N/AN/AN/AN/AN/A
Geron Co. stock logo
GERN
Geron
N/AN/AN/AN/AN/A
Prothena Co. plc stock logo
PRTA
Prothena
N/AN/AN/AN/AN/A

Debt

CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
BioDelivery Sciences International, Inc. stock logo
BDSI
BioDelivery Sciences International
0.29
2.45
2.17
BeyondSpring Inc. stock logo
BYSI
BeyondSpring
N/AN/AN/A
DURECT Co. stock logo
DRRX
DURECT
N/A
1.28
1.20
Geron Co. stock logo
GERN
Geron
0.14
3.16
3.16
Prothena Co. plc stock logo
PRTA
Prothena
N/A
11.24
11.24

Ownership

Institutional Ownership

CompanyInstitutional Ownership
BioDelivery Sciences International, Inc. stock logo
BDSI
BioDelivery Sciences International
64.40%
BeyondSpring Inc. stock logo
BYSI
BeyondSpring
40.29%
DURECT Co. stock logo
DRRX
DURECT
28.03%
Geron Co. stock logo
GERN
Geron
73.71%
Prothena Co. plc stock logo
PRTA
Prothena
97.08%

Insider Ownership

CompanyInsider Ownership
BioDelivery Sciences International, Inc. stock logo
BDSI
BioDelivery Sciences International
9.98%
BeyondSpring Inc. stock logo
BYSI
BeyondSpring
29.31%
DURECT Co. stock logo
DRRX
DURECT
4.30%
Geron Co. stock logo
GERN
Geron
3.10%
Prothena Co. plc stock logo
PRTA
Prothena
28.20%

Miscellaneous

CompanyEmployeesShares OutstandingFree FloatOptionable
BioDelivery Sciences International, Inc. stock logo
BDSI
BioDelivery Sciences International
200103.23 million92.93 millionOptionable
BeyondSpring Inc. stock logo
BYSI
BeyondSpring
7338.92 million27.52 millionOptionable
DURECT Co. stock logo
DRRX
DURECT
5831.04 million29.70 millionOptionable
Geron Co. stock logo
GERN
Geron
141546.87 million529.92 millionOptionable
Prothena Co. plc stock logo
PRTA
Prothena
17353.72 million38.57 millionOptionable

DRRX, PRTA, GERN, BDSI, and BYSI Headlines

SourceHeadline
Earnings Preview: Prothena (PRTA) Q1 Earnings Expected to DeclineEarnings Preview: Prothena (PRTA) Q1 Earnings Expected to Decline
zacks.com - April 25 at 11:08 AM
Prothena (NASDAQ:PRTA) Reaches New 1-Year Low at $20.32Prothena (NASDAQ:PRTA) Reaches New 1-Year Low at $20.32
marketbeat.com - April 24 at 1:57 PM
Zacks Research Brokers Increase Earnings Estimates for Prothena Co. plc (NASDAQ:PRTA)Zacks Research Brokers Increase Earnings Estimates for Prothena Co. plc (NASDAQ:PRTA)
americanbankingnews.com - April 18 at 5:46 AM
Prothena (NASDAQ:PRTA) Hits New 12-Month Low at $21.31Prothena (NASDAQ:PRTA) Hits New 12-Month Low at $21.31
americanbankingnews.com - April 18 at 4:50 AM
Prothena reports potential AL amyloidosis treatmentProthena reports potential AL amyloidosis treatment
investing.com - April 17 at 1:23 AM
Prothena (NASDAQ:PRTA) Reaches New 1-Year Low at $21.31Prothena (NASDAQ:PRTA) Reaches New 1-Year Low at $21.31
marketbeat.com - April 16 at 11:02 AM
Financial Comparison: Prothena (NASDAQ:PRTA) and China Health Industries (OTCMKTS:CHHE)Financial Comparison: Prothena (NASDAQ:PRTA) and China Health Industries (OTCMKTS:CHHE)
americanbankingnews.com - April 16 at 2:40 AM
Prothena Announces Review on Birtamimab Mechanism of Action and Pharmacological Characteristics Published in Leukemia & LymphomaProthena Announces Review on Birtamimab Mechanism of Action and Pharmacological Characteristics Published in Leukemia & Lymphoma
businesswire.com - April 15 at 4:05 PM
Leerink Partnrs Weighs in on Prothena Co. plcs Q1 2024 Earnings (NASDAQ:PRTA)Leerink Partnrs Weighs in on Prothena Co. plc's Q1 2024 Earnings (NASDAQ:PRTA)
marketbeat.com - April 12 at 6:08 AM
Prothena (NASDAQ:PRTA) Trading Up 3.7%Prothena (NASDAQ:PRTA) Trading Up 3.7%
marketbeat.com - April 11 at 2:49 PM
Prothena (NASDAQ:PRTA) Stock Rating Reaffirmed by Cantor FitzgeraldProthena (NASDAQ:PRTA) Stock Rating Reaffirmed by Cantor Fitzgerald
marketbeat.com - April 10 at 2:17 PM
Prothena (NASDAQ:PRTA) Hits New 12-Month Low at $21.91Prothena (NASDAQ:PRTA) Hits New 12-Month Low at $21.91
marketbeat.com - April 10 at 10:44 AM
Prothena (NASDAQ:PRTA) Stock Price Down 3%Prothena (NASDAQ:PRTA) Stock Price Down 3%
marketbeat.com - April 4 at 5:28 PM
Prothena (NASDAQ:PRTA) Sets New 12-Month Low at $23.41Prothena (NASDAQ:PRTA) Sets New 12-Month Low at $23.41
marketbeat.com - April 3 at 12:47 PM
Prothena (NASDAQ:PRTA) Shares Gap Down to $26.15Prothena (NASDAQ:PRTA) Shares Gap Down to $26.15
marketbeat.com - April 2 at 11:19 AM
Prothena Co. plc (NASDAQ:PRTA) Given Average Rating of "Moderate Buy" by BrokeragesProthena Co. plc (NASDAQ:PRTA) Given Average Rating of "Moderate Buy" by Brokerages
marketbeat.com - April 1 at 4:15 AM
Prothena (NASDAQ:PRTA) Trading Down 2.3%Prothena (NASDAQ:PRTA) Trading Down 2.3%
marketbeat.com - March 28 at 4:33 PM
Prothena Co. plc (NASDAQ:PRTA) Shares Purchased by SG Americas Securities LLCProthena Co. plc (NASDAQ:PRTA) Shares Purchased by SG Americas Securities LLC
marketbeat.com - March 25 at 5:41 AM
Demystifying Prothena Corp: Insights From 8 Analyst ReviewsDemystifying Prothena Corp: Insights From 8 Analyst Reviews
markets.businessinsider.com - March 13 at 3:52 PM
Piper Sandler Reaffirms Their Buy Rating on Prothena (PRTA)Piper Sandler Reaffirms Their Buy Rating on Prothena (PRTA)
markets.businessinsider.com - March 7 at 6:13 PM
Prothena to Participate in Upcoming Healthcare ConferencesProthena to Participate in Upcoming Healthcare Conferences
businesswire.com - March 5 at 4:05 PM
Prothena Appoints David Ford to Newly Created Chief People Officer PositionProthena Appoints David Ford to Newly Created Chief People Officer Position
finance.yahoo.com - March 4 at 8:23 PM
Prothena Corporation plc (PRTA)Prothena Corporation plc (PRTA)
finance.yahoo.com - March 1 at 2:50 PM
Prothena: Alzheimers Data Update In 2024 Could Move The NeedleProthena: Alzheimer's Data Update In 2024 Could Move The Needle
seekingalpha.com - February 23 at 12:31 PM

New MarketBeat Followers Over Time

Media Sentiment Over Time

Company Descriptions

BioDelivery Sciences International logo

BioDelivery Sciences International

NASDAQ:BDSI
BioDelivery Sciences International, Inc., a specialty pharmaceutical company, engages in the development and commercialization of pharmaceutical products for chronic conditions in the United States and internationally. The company provides its products based on its patented BioErodible MucoAdhesive drug-delivery technology, a small erodible polymer film for application to the buccal mucosa, as well as other drug delivery technologies. It offers BELBUCA, a buprenorphine buccal film for the treatment of chronic pain; and Symproic, a peripherally acting mu-opioid receptor antagonist for the treatment of opioid-induced constipation in adult patients with chronic non-cancer pain, including patients with chronic pain related to prior cancer or its treatment who do not require frequent opioid dosage escalation. The company also provides ELYXYB, a celecoxib oral solution for the treatment of migraine with or without aura in adults; and ONSOLIS, a fentanyl buccal soluble film for the management of breakthrough pain in cancer patients. BioDelivery Sciences International, Inc. was incorporated in 1997 and is headquartered in Raleigh, North Carolina. As of March 18, 2022, BioDelivery Sciences International, Inc. operates as a subsidiary of Collegium Pharmaceutical, Inc.
BeyondSpring logo

BeyondSpring

NASDAQ:BYSI
BeyondSpring Inc., a clinical stage biopharmaceutical company, together with its subsidiaries, focuses on the development of cancer therapies. The company's lead asset is the Plinabulin, a selective immune-modulating microtubule-binding agent that has completed Phase III clinical trials for the prevention of chemotherapy-induced neutropenia; and for treatment of later-stage non-small cell lung cancer. It is also developing Plinabulin in combination with various immuno-oncology agents, including nivolumab, a PD-1 antibody for the treatment of non-small cell lung cancer; ipilimumab, a CTLA-4 antibody for the treatment of extensive-stage small cell lung cancer; and in combination with PD-1 or PD-L1 antibodies and radiation for the treatment of various cancers. In addition, the company engages in the development of three small molecule immune agents in preclinical stages; and a drug development platform. The company was founded in 2010 and is headquartered in New York, New York.
DURECT logo

DURECT

NASDAQ:DRRX
DURECT Corporation, a biopharmaceutical company, develops medicines based on its epigenetic regulator program. The company's lead product larsucosterol (DUR-928), an endogenous, orally bioavailable small molecule that is in Phase IIb clinical trial to play a regulatory role in lipid metabolism, stress and inflammatory responses, and cell death and survival to treat alcohol-associated hepatitis, as well as completed Phase Ib clinical trial to treat patients with nonalcoholic steatohepatitis. It also offers ALZET product line that consists of osmotic pumps and accessories used for research in mice, rats, and other laboratory animals. In addition, the company offers POSIMIR, a post-surgical pain product to deliver bupivacaine over three days in adults; and Methydur to treat attention deficit hyperactivity disorder. It markets and sells its ALZET lines through direct sales force in the United States, as well as through a network of distributors in other countries. The company has strategic collaboration and other agreements with Virginia Commonwealth University Intellectual Property Foundation; Indivior UK Ltd.; and Innocoll Pharmaceuticals Limited. DURECT Corporation was incorporated in 1998 and is headquartered in Cupertino, California.
Geron logo

Geron

NASDAQ:GERN
Geron Corporation, a late-stage clinical biopharmaceutical company, focuses on the development and commercialization of therapeutics for myeloid hematologic malignancies. It develops imetelstat, a telomerase inhibitor that is in Phase 3 clinical trials, which inhibits the uncontrolled proliferation of malignant stem and progenitor cells in myeloid hematologic malignancies for the treatment of low or intermediate-1 risk myelodysplastic syndromes and intermediate-2 or high-risk myelofibrosis. The company was incorporated in 1990 and is headquartered in Foster City, California.
Prothena logo

Prothena

NASDAQ:PRTA
Prothena Corporation plc, a late-stage clinical biotechnology company, focuses on discovery and development of novel therapies to treat diseases caused by protein dysregulation in the United States. The company is involved in developing birtamimab, an investigational humanized antibody that is in Phase III clinical trial for the treatment of AL amyloidosis; Prasinezumab, a humanized monoclonal antibody, for the treatment of Parkinson's disease and other related synucleinopathies which is in Phase IIb clinical trial; NNC6019 that is in Phase lI clinical trial for the treatment of ATTR amyloidosis; and BMS-986446 and PRX012, which is in Phase I clinical trial for the treatment of Alzheimer's disease. Its discovery and preclinical programs include PRX123, a dual Aß-Tau vaccine for the treatment and prevention of Alzheimer's disease; and PRX019 for the treatment of neurogenerative diseases, as well as TDP-43 for the treatment of amyotrophic lateral sclerosis. Prothena Corporation plc has a license, development, and commercialization agreement with F. Hoffmann-La Roche Ltd. and Hoffmann-La Roche Inc. to develop and commercialize antibodies that target a-synuclein, including prasinezumab; and a collaboration agreement with Bristol-Myers Squibb to develop and commercialize antibodies targeting tau, TDP-43. The company was incorporated in 2012 and is based in Dublin, Ireland.