RLYB Rallybio Corporation logo

RLYB Rallybio Corporation

Healthcare
$15.88+3.25%ClosedMarket Cap: $84.1M

As of 2026-05-25

Valuation

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P/E (TTM)

PEG

P/B

1.80

P/S

98.06

EV/EBITDA

-1.53

DCF Value

$10.84

FCF Yield

-32.8%

Div Yield

0.0%

Margins & Returns

Gross Margin

99.7%

Operating Margin

-3278.2%

Net Margin

-911.1%

ROE

-14.4%

ROA

-14.4%

ROIC

-55.8%

Financials

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PeriodRevenueNet IncomeEPS
Q1 null$212.0K$-8.3M$
Q4 null$222.0K$-5.9M$
FY null$858.0K$-9.0M$
Q3 null$212.0K$16.0M$

Analyst Ratings

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Consensus

Hold

Target (Consensus)

$—

Target (Median)

$—

Target Range

$— - $—

0 Strong Buy0 Buy1 Hold0 Sell0 Strong Sell

Trading Activity

Insider Trades

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ADAR1 Capital Management, LLC10 percent owner
BuyWed May 20
ADAR1 Capital Management, LLC10 percent owner
BuyWed May 20
ADAR1 Capital Management, LLC10 percent owner
BuyWed May 20
ADAR1 Capital Management, LLC10 percent owner
BuyFri May 15
ADAR1 Capital Management, LLC10 percent owner
BuyFri May 15

Company Info

Sector

Healthcare

Industry

Biotechnology

Country

US

Exchange

Beta

-1.10

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.

Peers