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
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
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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