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Compare stocks with our powerful stock comparison tool. Analyze fundamentals, price performance, and key financial indicators to make informed investment decisions. Our tool lets you compare up to ten stocks side by side based on Performance Charts, Price & Volume, MarketRank™, Analyst Ratings, Sales & Book Value, Profitability & Earnings, Dividends, Debt, Ownership, Headlines, and more. Simply enter up to ten stock symbols (e.g., BAC, JPM, WFC, C, GS) to get started and uncover top investment opportunities.

CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
Aldeyra Therapeutics, Inc. stock logo
ALDX
Aldeyra Therapeutics
$5.39
-4.9%
$5.42
$1.14
$7.20
$322.84M0.83748,037 shs980,965 shs
Altimmune, Inc. stock logo
ALT
Altimmune
$3.92
-2.0%
$3.72
$2.90
$11.16
$345.97M0.072.99 million shs2.64 million shs
Entera Bio Ltd. stock logo
ENTX
Entera Bio
$2.65
+5.6%
$1.94
$1.50
$2.79
$121.01M1.6891,098 shs524,206 shs
Lyell Immunopharma, Inc. stock logo
LYEL
Lyell Immunopharma
$16.51
-12.5%
$12.84
$7.65
$30.00
$317.17M-0.0767,636 shs61,736 shs
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Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
Aldeyra Therapeutics, Inc. stock logo
ALDX
Aldeyra Therapeutics
-4.94%-6.10%-2.71%+15.91%+3.26%
Altimmune, Inc. stock logo
ALT
Altimmune
-2.00%+0.26%+6.81%-5.31%-35.84%
Entera Bio Ltd. stock logo
ENTX
Entera Bio
+5.58%+39.47%+42.47%+53.18%+50.57%
Lyell Immunopharma, Inc. stock logo
LYEL
Lyell Immunopharma
-12.51%-6.99%+26.32%+69.33%-23.56%
CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
Aldeyra Therapeutics, Inc. stock logo
ALDX
Aldeyra Therapeutics
$5.39
-4.9%
$5.42
$1.14
$7.20
$322.84M0.83748,037 shs980,965 shs
Altimmune, Inc. stock logo
ALT
Altimmune
$3.92
-2.0%
$3.72
$2.90
$11.16
$345.97M0.072.99 million shs2.64 million shs
Entera Bio Ltd. stock logo
ENTX
Entera Bio
$2.65
+5.6%
$1.94
$1.50
$2.79
$121.01M1.6891,098 shs524,206 shs
Lyell Immunopharma, Inc. stock logo
LYEL
Lyell Immunopharma
$16.51
-12.5%
$12.84
$7.65
$30.00
$317.17M-0.0767,636 shs61,736 shs
7 Energy Stocks to Buy and Hold Forever Cover

With the proliferation of data centers and electric vehicles, the electric grid will only get more strained. Download this report to learn how energy stocks can play a role in your portfolio as the global demand for energy continues to grow.

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Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
Aldeyra Therapeutics, Inc. stock logo
ALDX
Aldeyra Therapeutics
-4.94%-6.10%-2.71%+15.91%+3.26%
Altimmune, Inc. stock logo
ALT
Altimmune
-2.00%+0.26%+6.81%-5.31%-35.84%
Entera Bio Ltd. stock logo
ENTX
Entera Bio
+5.58%+39.47%+42.47%+53.18%+50.57%
Lyell Immunopharma, Inc. stock logo
LYEL
Lyell Immunopharma
-12.51%-6.99%+26.32%+69.33%-23.56%
CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
Aldeyra Therapeutics, Inc. stock logo
ALDX
Aldeyra Therapeutics
2.25
Hold$9.5076.25% Upside
Altimmune, Inc. stock logo
ALT
Altimmune
2.38
Hold$17.40343.88% Upside
Entera Bio Ltd. stock logo
ENTX
Entera Bio
2.50
Moderate Buy$10.00277.36% Upside
Lyell Immunopharma, Inc. stock logo
LYEL
Lyell Immunopharma
1.33
Sell$15.00-9.15% Downside

Current Analyst Ratings Breakdown

Latest ENTX, ALT, ALDX, and LYEL Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
10/10/2025
Altimmune, Inc. stock logo
ALT
Altimmune
HC Wainwright
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingBuy$12.00
10/8/2025
Aldeyra Therapeutics, Inc. stock logo
ALDX
Aldeyra Therapeutics
Weiss Ratings
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingSell (E+)
10/8/2025
Altimmune, Inc. stock logo
ALT
Altimmune
Weiss Ratings
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingSell (D-)
10/8/2025
Entera Bio Ltd. stock logo
ENTX
Entera Bio
Weiss Ratings
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingSell (D-)
10/8/2025
Lyell Immunopharma, Inc. stock logo
LYEL
Lyell Immunopharma
Weiss Ratings
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingSell (D-)
9/27/2025
Aldeyra Therapeutics, Inc. stock logo
ALDX
Aldeyra Therapeutics
Weiss Ratings
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingSell (E+)
9/27/2025
Altimmune, Inc. stock logo
ALT
Altimmune
Weiss Ratings
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingSell (D-)
9/27/2025
Entera Bio Ltd. stock logo
ENTX
Entera Bio
Weiss Ratings
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingSell (D-)
9/27/2025
Lyell Immunopharma, Inc. stock logo
LYEL
Lyell Immunopharma
Weiss Ratings
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingSell (D-)
8/13/2025
Altimmune, Inc. stock logo
ALT
Altimmune
HC Wainwright
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingBuy$12.00
8/13/2025
Altimmune, Inc. stock logo
ALT
Altimmune
UBS Group
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Lower Price TargetBuy$26.00 ➝ $24.00
(Data available from 10/11/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)
CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
Aldeyra Therapeutics, Inc. stock logo
ALDX
Aldeyra Therapeutics
N/AN/AN/AN/A$1.19 per shareN/A
Altimmune, Inc. stock logo
ALT
Altimmune
$20K17,298.96N/AN/A$1.74 per share2.25
Entera Bio Ltd. stock logo
ENTX
Entera Bio
$180K672.22N/AN/A$0.23 per share11.52
Lyell Immunopharma, Inc. stock logo
LYEL
Lyell Immunopharma
$60K5,285.95N/AN/A$26.21 per share0.63
CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
Aldeyra Therapeutics, Inc. stock logo
ALDX
Aldeyra Therapeutics
-$55.85M-$0.85N/AN/AN/AN/A-73.63%-50.61%11/6/2025 (Estimated)
Altimmune, Inc. stock logo
ALT
Altimmune
-$95.06M-$1.18N/AN/AN/A-438,730.03%-62.63%-55.29%11/11/2025 (Estimated)
Entera Bio Ltd. stock logo
ENTX
Entera Bio
-$9.54M-$0.26N/AN/AN/A-4,525.11%-77.75%-68.13%11/14/2025 (Estimated)
Lyell Immunopharma, Inc. stock logo
LYEL
Lyell Immunopharma
-$342.99M-$24.29N/AN/AN/A-552,328.31%-85.58%-68.85%11/6/2025 (Estimated)

Latest ENTX, ALT, ALDX, and LYEL Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
11/6/2025Q3 2025
Aldeyra Therapeutics, Inc. stock logo
ALDX
Aldeyra Therapeutics
-$0.17N/AN/AN/AN/AN/A
11/6/2025Q3 2025
Lyell Immunopharma, Inc. stock logo
LYEL
Lyell Immunopharma
-$2.81N/AN/AN/AN/AN/A
8/12/2025Q2 2025
Altimmune, Inc. stock logo
ALT
Altimmune
-$0.32-$0.27+$0.05-$0.27$0.00 million$0.01 million
8/12/2025Q2 2025
Lyell Immunopharma, Inc. stock logo
LYEL
Lyell Immunopharma
-$3.80-$2.89+$0.91-$2.89$0.00 million$0.01 million
8/8/2025Q2 2025
Entera Bio Ltd. stock logo
ENTX
Entera Bio
-$0.11-$0.06+$0.05-$0.06N/AN/A
8/7/2025Q2 2025
Aldeyra Therapeutics, Inc. stock logo
ALDX
Aldeyra Therapeutics
-$0.21-$0.16+$0.05-$0.16$1.08 millionN/A
CompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive Growth
Aldeyra Therapeutics, Inc. stock logo
ALDX
Aldeyra Therapeutics
N/AN/AN/AN/AN/A
Altimmune, Inc. stock logo
ALT
Altimmune
N/AN/AN/AN/AN/A
Entera Bio Ltd. stock logo
ENTX
Entera Bio
N/AN/AN/AN/AN/A
Lyell Immunopharma, Inc. stock logo
LYEL
Lyell Immunopharma
N/AN/AN/AN/AN/A
CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
Aldeyra Therapeutics, Inc. stock logo
ALDX
Aldeyra Therapeutics
N/A
2.86
2.86
Altimmune, Inc. stock logo
ALT
Altimmune
0.09
20.44
20.44
Entera Bio Ltd. stock logo
ENTX
Entera Bio
N/A
10.47
10.47
Lyell Immunopharma, Inc. stock logo
LYEL
Lyell Immunopharma
N/A
7.65
7.65

Institutional Ownership

CompanyInstitutional Ownership
Aldeyra Therapeutics, Inc. stock logo
ALDX
Aldeyra Therapeutics
59.71%
Altimmune, Inc. stock logo
ALT
Altimmune
78.05%
Entera Bio Ltd. stock logo
ENTX
Entera Bio
14.11%
Lyell Immunopharma, Inc. stock logo
LYEL
Lyell Immunopharma
66.05%

Insider Ownership

CompanyInsider Ownership
Aldeyra Therapeutics, Inc. stock logo
ALDX
Aldeyra Therapeutics
9.60%
Altimmune, Inc. stock logo
ALT
Altimmune
4.40%
Entera Bio Ltd. stock logo
ENTX
Entera Bio
10.38%
Lyell Immunopharma, Inc. stock logo
LYEL
Lyell Immunopharma
22.30%
CompanyEmployeesShares OutstandingFree FloatOptionable
Aldeyra Therapeutics, Inc. stock logo
ALDX
Aldeyra Therapeutics
1059.90 million54.15 millionOptionable
Altimmune, Inc. stock logo
ALT
Altimmune
5088.26 million84.37 millionOptionable
Entera Bio Ltd. stock logo
ENTX
Entera Bio
2045.66 million40.92 millionOptionable
Lyell Immunopharma, Inc. stock logo
LYEL
Lyell Immunopharma
27019.21 million14.93 millionOptionable

Recent News About These Companies

Lyell Immunopharma CFO Resignation Announced
Lyell Immunopharma trading resumes

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Media Sentiment Over Time

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Aldeyra Therapeutics stock logo

Aldeyra Therapeutics NASDAQ:ALDX

$5.39 -0.28 (-4.94%)
Closing price 10/10/2025 04:00 PM Eastern
Extended Trading
$5.35 -0.04 (-0.74%)
As of 10/10/2025 07:56 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

Aldeyra Therapeutics is a clinical-stage biotechnology company focused on the development of novel therapies with the potential to improve the lives of patients with immune-mediated diseases. Two of the company's lead compounds, reproxalap and ADX-629, target reactive aldehyde species (RASP), which are elevated in ocular and systemic inflammatory disease, leading to elevated levels of cytokine release via activation of a broad array of inflammatory factors, including NF-κB, inflammasomes, and Scavenger Receptor A. Reproxalap is being evaluated in Phase 3 clinical trials in patients with dry eye disease and allergic conjunctivitis. The company's clinical pipeline also includes ADX-2191, a dihydrofolate reductase inhibitor in Phase 3 testing for proliferative vitreoretinopathy, and ADX-1612, a chaperome inhibitor in Phase 2 testing for COVID-19 and ovarian cancer.

Altimmune stock logo

Altimmune NASDAQ:ALT

$3.92 -0.08 (-2.00%)
Closing price 10/10/2025 04:00 PM Eastern
Extended Trading
$3.89 -0.03 (-0.77%)
As of 10/10/2025 07:58 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

Altimmune, Inc., a clinical stage biopharmaceutical company, focuses on developing treatments for obesity and liver diseases. The company's lead product candidate, pemvidutide, a GLP-1/glucagon dual receptor agonist that is in Phase 2 trial for the treatment of obesity and metabolic dysfunction-associated steatohepatitis. It is also developing HepTcell, an immunotherapeutic product candidate, which is in Phase 2 clinical trial for patients chronically infected with the hepatitis B virus. The company was formerly known as Vaxin Inc. and changed its name to Altimmune, Inc. in September 2015. Altimmune, Inc. was founded in 1997 is headquartered in Gaithersburg, Maryland.

Entera Bio stock logo

Entera Bio NASDAQ:ENTX

$2.65 +0.14 (+5.58%)
Closing price 10/10/2025 04:00 PM Eastern
Extended Trading
$2.68 +0.02 (+0.94%)
As of 10/10/2025 07:56 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

Entera Bio Ltd., a clinical-stage company, focuses on the development and commercialization of orally delivered peptide and protein therapeutics for unmet medical needs. The company's product candidates include the EB612, which is in Phase II clinical trials for the treatment of hypoparathyroidism; and EB613 that has completed Phase II clinical trials for the treatment of osteoporosis, as well as is in Phase I clinical trials for the treatment of stress fractures. Its other product candidate is GLP-2, which is in preclinical trial for the treatment of short bowl syndrome; and OXM for the treatment of obesity and metabolic diseases. The company has a research collaboration and license agreement with the Amgen Inc. for the development and discovery of clinical candidates in the field of inflammatory disease and other serious illnesses. Entera Bio Ltd. was incorporated in 2009 and is based in Jerusalem, Israel.

Lyell Immunopharma stock logo

Lyell Immunopharma NASDAQ:LYEL

$16.51 -2.36 (-12.51%)
Closing price 10/10/2025 04:00 PM Eastern
Extended Trading
$16.11 -0.40 (-2.45%)
As of 10/10/2025 07:47 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

Lyell Immunopharma, Inc., a clinical-stage cell therapy company, develops T cell reprogramming technologies for patients with solid tumors. The company develops therapies using an ex vivo genetic reprogramming technologies, such as c Jun overexpression and NR4A3 gene knockout, to endow resistance to T cell exhaustion; and an ex vivo epigenetic reprogramming technologies, including Epi R to generate population of T cells with durable stemness, and Stim R, a proprietary synthetic cell mimetic. It is also developing LYL797, a genetically and epigenetically reprogrammed ROR1 chimeric antigen receptor (CAR) T cell product candidate that is in Phase 1 clinical trial for the treatment of various solid tumors; and LYL845, a novel epigenetically reprogrammed tumor-infiltrating lymphocytes product candidate, which is in Phase 1 clinical trial targeting multiple solid tumor indications. In addition, the company's preclinical product candidates include LYL119, a ROR1 CAR T-cell product for the treatment of enhanced cytotoxicity; and second generation TIL product. Lyell Immunopharma, Inc. was incorporated in 2018 and is headquartered in South San Francisco, California.