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 | 1,136.82 Bn | 1,105.41 Bn | 19.71 Bn | 33.76% |
| 2 | Johnson & Johnson | 617.41 Bn | 535.94 Bn | 17.26 Bn | 28.82% |
| 3 | AbbVie | 501.29 Bn | 474.40 Bn | 12.70 Bn | 18.33% |
| 4 | Merck | 368.15 Bn | 322.53 Bn | 12.21 Bn | 26.96% |
| 5 | Novartis Ag | 297.07 Bn | 261.06 Bn | 11.24 Bn | 38.60% |
| 6 | Astrazeneca | 260.90 Bn | 234.58 Bn | 12.86 Bn | 6.55% |
| 7 | Amgen | 236.34 Bn | 191.74 Bn | 7.24 Bn | 34.70% |
| 8 | Gilead Sciences | 191.00 Bn | 165.20 Bn | 6.22 Bn | 44.00% |
| 9 | Pfizer | 169.72 Bn | 116.36 Bn | 10.94 Bn | 2.01% |
| 10 | Rallybio | 93.35 Mn | -160.35 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();