Rallybio Corp

Rallybio Corp (RLYB) Stock Analysis

$16.810

+0.050 (+0.30%)At close

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High
17.120
Open
16.510
VWAP
16.81
Vol
5.76K
Mkt Cap
61.34M
Low
16.510
Amount
96.88K
EV/EBITDA, TTM
0.00

Rallybio Corporation is a clinical-stage biotechnology company engaged in developing and commercializing life-transforming therapies for patients with severe and rare diseases. It 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.

rallybio.com

AI analysis of Rallybio Corp (RLYB)

hold

Rallybio Corp is currently trading at $16.81, with a year-to-date change of +197.08%, indicating strong past performance. However, the stock has a forward P/E of 0, suggesting uncertainty in future earnings. The recent news of a $50 million termination fee raises concerns about financial stability, making it a riskier investment right now. Therefore, it is advisable to hold rather than buy at this moment.

Valuation Metrics

The current forward P/E ratio for Rallybio Corp (RLYB) is 0.00, compared to its 5-year average forward P/E of -2.34.

Forward P/E

Overvalued
5Y Average P/E
-2.34
Current P/E
0.00
Overvalued
-0.59
Undervalued
-4.09

Forward EV/EBITDA

Fair
5Y Average EV/EBITDA
-0.18
Current EV/EBITDA
0.00
Overvalued
0.72
Undervalued
-1.09

Forward P/S

Fair
5Y Average P/S
74.35
Current P/S
0.00
Overvalued
228.74
Undervalued
-80.04

Alphio AI Price Scenarios for RLYB

Scenario prices are the last monthly forecast band of the current year. Probabilities are fixed model weights (25 / 50 / 25), not guarantees.

B

Bull

Bull · 25%RLYB

$0.55

Scenario price

B

Base

Base · 50%RLYB

$0.52

Scenario price

B

Bear

Bear · 25%RLYB

$0.48

Scenario price

Whales holding RLYB

T

TPG Capital, L.P.

+ HoldingRLYB

+25.44%

3M Return

A

ADAR1 Capital Management, LLC

+ HoldingRLYB

+2.25%

3M Return

Events Timeline

2026-06-01 (ET)

08:10:00

Rallybio to Acquire Avenzo for $215 Million

2026-03-02 (ET)

08:20:00

Rallybio to Acquire Candid Therapeutics, Secures Over $505M Financing

2026-02-05 (ET)

20:00:00

Rallybio Corp Trading Halted, News Pending

2026-02-03 (ET)

16:10:00

Rallybio to Effect 1-for-8 Reverse Stock Split

2025-09-25 (ET)

08:02:28

Rallybio finishes administering doses to initial group in RLYB116 trial

News

RLYB FAQ — answered by Alphio AI

Rallybio Corporation is a clinical-stage biotechnology company engaged in developing and commercializing life-transforming therapies for patients with severe and rare diseases. It 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. It operates in the Healthcare sector (PHARMACEUTICAL PREPARATIONS industry).

Rallybio Corp is currently trading at $16.81, with a year-to-date change of +197.08%, indicating strong past performance. However, the stock has a forward P/E of 0, suggesting uncertainty in future earnings. The recent news of a $50 million termination fee raises concerns about financial stability, making it a riskier investment right now. Therefore, it is advisable to hold rather than buy at this moment.

This page is for research only and is not investment advice. Models can be wrong. Past performance does not guarantee future results.

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