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RLYB

Rallybio CorporationNASDAQHealthcare
$8.43-3.68%ClosedMarket Cap: $44.6M

As of 2026-04-06

Valuation

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P/E (TTM)

PEG

P/B

0.74

P/S

50.06

EV/EBITDA

-0.36

DCF Value

$11.37

FCF Yield

-69.4%

Div Yield

0.0%

Margins & Returns

Gross Margin

99.7%

Operating Margin

-3853.6%

Net Margin

-1046.4%

ROE

-16.2%

ROA

-14.4%

ROIC

-56.9%

Financials

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PeriodRevenueNet IncomeEPS
Q4 2025$222.0K$-5.9M$-1.11
FY 2025$858.0K$-9.0M$-1.59
Q3 2025$212.0K$16.0M$2.84
Q2 2025$212.0K$-9.7M$-1.76

Analyst Ratings

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Jones TradingHold
2025-04-15
HC Wainwright & Co.Neutral
2025-04-09

Trading Activity

Insider Trades

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FMR LLC10 percent owner, other: See Remark 1
SellTue Mar 10
Lieber Jonathan Iofficer: Chief Financial Officer
SellMon Feb 23
Lieber Jonathan Iofficer: Chief Financial Officer
SellMon Feb 23
MACKAY MARTINdirector
SellFri Feb 20
HUNT RONALDdirector
SellFri Feb 20

Company Info

Sector

Healthcare

Industry

Country

US

Exchange

NASDAQ

Beta

-1.20

Rallybio Corporation, a clinical-stage biotechnology company, engages in development and commercialization of life-transforming therapies for patients suffering from severe and rare diseases. Its lead product candidate is RLYB212, a monoclonal anti-HPA-1a antibody which is in Phase II clinical trial for the prevention of fetal and neonatal alloimmune thrombocytopenia (FNAIT); and RLYB211 for the prevention of FNAIT. The company is also developing RLYB114, a pegylated complement factor 5 (C5)-targeted Affibody molecule in preclinical development for the treatment of complement-mediated ophthalmic diseases; RLYB116, an inhibitor of complement component 5 (C5) to treat several diseases of complement dysregulation which has completed phase 1 trial; and RLYB332, a preclinical antibody, for the treatment of severe anemia with ineffective erythropoiesis and iron overload. It entered into a strategic alliance with AbCellera to discover, develop, and commercialize novel antibody-based therapeutics for rare diseases. Rallybio has collaboration with Exscientia for the development of small molecule therapeutics for rare diseases; and collaboration agreement with Johnson & Johnson to provide pregnant individuals therapeutic solutions at risk of fetal and neonatal alloimmune thrombocytopenia. The company was founded in 2018 and is headquartered in New Haven, Connecticut.

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