Quick Answer
X4 Pharmaceuticals, Inc reported Total Revenue of $35.11 million for fiscal year 2025.
X4 Pharmaceuticals, Inc Total Revenue — Annual History
| Fiscal Year | Total Revenue | YoY Change |
|---|---|---|
| 2025 | $35.11M | +1273.2% |
| 2024 | $2.56M | — |
| 2023 | $0.00 | — |
| 2022 | $0.00 | — |
| 2021 | $0.00 | -100.0% |
| 2020 | $3.00M | — |
| 2019 | $0.00 | — |
| 2018 | $0.00 | — |
Quarterly Total Revenue
| Quarter Ending | Total Revenue | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | $1.76M | +215.2% | -10.5% |
| June 30, 2025 | $1.97M | +250.4% | -93.2% |
| March 31, 2025 | $28.81M | — | +5044.1% |
| September 30, 2024 | $560.0K | — | -0.5% |
| June 30, 2024 | $563.0K | — | — |
| March 31, 2024 | $0.00 | — | — |
| September 30, 2023 | $0.00 | — | — |
| June 30, 2023 | $0.00 | — | — |
- X4 Pharmaceuticals, Inc showed an increase of +1273.2% in Total Revenue compared to the prior fiscal year.
- The most recent figure is from X4 Pharmaceuticals, Inc’s fiscal year 2025 report (Form 10-K), filed with the SEC on March 17, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
Last verified: