Rallybio (RLYB) EBITDA Margin (2024 - 2026)
Rallybio (RLYB) posted EBITDA Margin of -4117.92% for Q1 2026, up 430.19 percentage points from -4548.11% a year earlier but down 1230.99 percentage points from the prior quarter.
Powered by 
Analysis
Rallybio (RLYB) EBITDA Margin (2024 - 2026) Analysis & Trends
For FY2025, Rallybio's EBITDA Margin came in at -3842.89%, up 5648.46 percentage points from FY2024.
- In prior years, Rallybio's EBITDA Margin was -9491.35% in FY2024.
- Quarterly EBITDA Margin has run from a low of -30468.42% in Q4 2024 to a high of -2886.94% in Q4 2025 over five years.
- On a year-over-year basis, EBITDA Margin has increased in each of the last four quarters, with an average year-over-year change of +7435.19 percentage points over the last four quarters.
- According to Business Quant data, EBITDA Margin for the three prior quarters was -2886.94% (Q4 2025), -3250.00% (Q3 2025) and -4731.60% (Q2 2025).
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | EBITDA Margin (Qtr) |
|---|---|---|---|---|---|
| 1 | Eli Lilly | 1,136.82 Bn | 1,105.41 Bn | 19.71 Bn | 53.49% |
| 2 | Johnson & Johnson | 617.41 Bn | 535.94 Bn | 17.26 Bn | 35.95% |
| 3 | AbbVie | 501.29 Bn | 474.40 Bn | 12.70 Bn | 49.01% |
| 4 | Merck | 368.15 Bn | 322.53 Bn | 12.21 Bn | 6.02% |
| 5 | Novartis Ag | 297.07 Bn | 261.06 Bn | 11.24 Bn | - |
| 6 | Astrazeneca | 260.90 Bn | 234.58 Bn | 12.86 Bn | 33.11% |
| 7 | Amgen | 236.34 Bn | 191.74 Bn | 7.24 Bn | 46.01% |
| 8 | Gilead Sciences | 191.00 Bn | 165.20 Bn | 6.22 Bn | -124.26% |
| 9 | Pfizer | 169.72 Bn | 116.36 Bn | 10.94 Bn | 39.16% |
| 10 | Rallybio | 93.35 Mn | -160.35 Mn | - | - |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Mar 31, 2026 | -4,141.98% |
| Dec 31, 2025 | -2,930.63% |
| Sep 30, 2025 | -3,303.30% |
| Jun 30, 2025 | -4,803.77% |
| Mar 31, 2025 | -4,647.17% |
| Dec 31, 2024 | -31,300.00% |
| Sep 30, 2024 | -4,138.80% |
| Jun 30, 2024 | -5,825.08% |
API Access
Rallybio EBITDA Margin API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=ebitda-margin&ticker=RLYB&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "ebitda-margin", "ticker": "RLYB", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=ebitda-margin&ticker=RLYB&period=max&api_key=YOUR_API_KEY");
const data = await res.json();