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Rallybio Corp

RLYB

NASDAQ

Biotechnology

$16.99

USD

+0.03 (+0.18%)

At close: Aug 14, 2026, 4:00 PM EDT

Market Cap $90.07M

Volume 12.9K

Price (USD)
Price (USD)

About Rallybio Corp

Rallybio Corp. engages in the identification, research and development, and manufacture of clinical biotechnology products and therapies for severe and rare diseases. The company is headquartered in New Haven, Connecticut and currently employs 14 full-time employees. The company went IPO on 2021-07-29. The company has a pipeline of product candidates aimed at addressing diseases with unmet medical need in the areas of complement dysregulation and hematology. The Company’s lead program, RLYB116, is a differentiated C5 inhibitor with the potential to treat diseases of complement dysregulation, with an initial focus on immune platelet transfusion refractoriness (PTR) and refractory antiphospholipid syndrome (APS). RLYB116 is a novel, once-weekly, small volume, subcutaneously injected C5 inhibitor designed to meet patient demand for a convenient, self-administered at-home solution. Its pipeline also includes RLYB332, a preclinical long-acting matriptase-2 antibody for the treatment of diseases of iron overload. Its RLYB114 is a pegylated C5 inhibitor in development for complement-mediated ophthalmic disorders.

CEO

Dr. Stephen Uden

HQ

New Haven, CONNECTICUT, US

Founded

2021

Employees

14

Quantli Score

8.4

Outperform

Fin. Health

8.1

Profitability

7.6

Growth

9.0

Cash-Flow Q.

8.8

Key Metrics

6 metrics our research team weighs before forming a view on RLYB.

Based on Quantli research · SEC filings · as of Q2 2026

METRIC

VALUE

CHANGE

TREND (3Y)

Revenue Growth (TTM)

-15.1%

-169.6 pp

Gross Margin (TTM)

100.0%

0.0 pp

Operating Margin (TTM)

-4291.5%

+1411.7 pp

Net Margin (TTM)

7051.2%

+12524.6 pp

ROE (TTM)

48.2%

+138.8 pp

Free Cash Flow (TTM)

$26.71M

Financial Snapshot

Full Financials

Revenue

$646,000

-15.1%

YoY

Gross Margin

100%

TTM

0.0%

YoY

Net Income

$45.55M

+209.4%

YoY

Operating Cash Flow

$26.71M

+163.6%

YoY

Key Statistics

Open

$17.01

Previous Close

$16.96

Day Range

$16.67 - $17.23

52 Week Range

$3.67 - $17.57

Volume

12.9K

Average Volume (10 Days)

30.0K

Dividend Yield

Valuation Measurement

Market Cap

$90.07M

P/E Ratio (TTM)

P/S Ratio (TTM)

139.43

Price / Book

0.95

Financial Highlights

Profit Margin

7051.2%

Return on Assets

46.5%

Return on Equity

48.2%

Revenue (TTM)

$646,000

Net Income (TTM)

$45.55M

Diluted EPS (TTM)

$7.92

Total Cash (MRQ)

$92.85M

Levered FCF (TTM)

$26.71M

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