Rallybio (RLYB) FCF Margin (2024 - 2026)
Rallybio (RLYB) posted FCF Margin of -3763.21% for Q1 2026, up 1050.47 percentage points from -4813.68% a year earlier but down 1655.55 percentage points from the prior quarter.
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Analysis
Rallybio (RLYB) FCF Margin (2024 - 2026) Analysis & Trends
For FY2025, Rallybio's FCF Margin came in at -3474.71%, up 4274.03 percentage points from FY2024.
- In prior years, Rallybio's FCF Margin was -7748.74% in FY2024.
- Quarterly FCF Margin has run from a low of -25952.63% in Q4 2024 to a high of -2107.66% in Q4 2025 over five years.
- On a year-over-year basis, FCF Margin has increased in each of the last three quarters, with an average year-over-year change of +6466.96 percentage points over the last four quarters.
- According to Business Quant data, FCF Margin for the three prior quarters was -2107.66% (Q4 2025), -3089.62% (Q3 2025) and -3952.36% (Q2 2025).
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | FCF Margin (Qtr) |
|---|---|---|---|---|---|
| 1 | Eli Lilly | 1,348.13 Bn | 1,321.74 Bn | 20.46 Bn | 33.69% |
| 2 | Johnson & Johnson | 675.90 Bn | 595.76 Bn | 17.30 Bn | 25.03% |
| 3 | AbbVie | 519.45 Bn | 487.50 Bn | 13.12 Bn | 41.97% |
| 4 | Merck | 364.95 Bn | 327.95 Bn | 13.19 Bn | 30.51% |
| 5 | Novartis Ag | 311.58 Bn | 285.16 Bn | - | - |
| 6 | Astrazeneca | 289.34 Bn | 262.94 Bn | 13.26 Bn | 52.85% |
| 7 | Amgen | 251.64 Bn | 203.30 Bn | 7.58 Bn | 35.25% |
| 8 | Gilead Sciences | 212.05 Bn | 187.07 Bn | 6.73 Bn | 57.81% |
| 9 | Pfizer | 167.35 Bn | 115.00 Bn | 12.56 Bn | 28.96% |
| 10 | Rallybio | 84.05 Mn | -201.02 Mn | - | - |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Mar 31, 2026 | -3,763.21% |
| Dec 31, 2025 | -2,107.66% |
| Sep 30, 2025 | -3,089.62% |
| Jun 30, 2025 | -3,952.36% |
| Mar 31, 2025 | -4,813.68% |
| Dec 31, 2024 | -25,952.63% |
| Sep 30, 2024 | -4,530.10% |
| Jun 30, 2024 | -3,484.28% |
API Access
Rallybio FCF 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=fcf-margin&ticker=RLYB&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "fcf-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=fcf-margin&ticker=RLYB&period=max&api_key=YOUR_API_KEY");
const data = await res.json();