X4 Pharmaceuticals (XFOR) Tax Rate (2020 - 2026)
X4 Pharmaceuticals' (XFOR) quarterly Tax Rate came in at 0.1% in Q3 2025, up 14.0% YoY from 0.09% in Q3 2024, and up 169.83% on a QoQ basis from 0.14% in Q2 2025.
X4 Pharmaceuticals (XFOR) Tax Rate (2020 - 2026) Analysis & Trends
X4 Pharmaceuticals (XFOR) has 6 years of Tax Rate data on file, last reported at 0.1% in Q3 2025.
- Quarterly Tax Rate rose 14.0% year-over-year to 0.1% in Q3 2025, while the trailing twelve-month figure through Dec 2025 was 0.05% (up 78.0% YoY) and the FY2025 annual result came in at 0.05%, up 78.0% from the prior year.
- Tax Rate grew to 0.1% in Q3 2025, from 0.14% in the prior quarter.
- In the past five years, Tax Rate ranged from a high of 10.76% in Q1 2025 to a low of 1.14% in Q3 2023.
- A 5-year average of 0.44% and a median of 0.03% in 2021 frame the typical range for Tax Rate.
- Annual changes were most pronounced in 2023 — Tax Rate sank 120 bps — and 2025, when it surged 1080 bps.
- Tracing XFOR's Tax Rate over 5 years: stood at 0.01% in 2021, then tumbled by 385 bps to 0.05% in 2022, then sank by 259 bps to 0.17% in 2023, then plunged by 277 bps to 0.65% in 2024, then surged by 115 bps to 0.1% in 2025.
- The last three Tax Rate figures came in at 0.1% (Q3 2025), 0.14% (Q2 2025), and 10.76% (Q1 2025), per Business Quant data.
Powered by 
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Tax Rate (Qtr) |
|---|---|---|---|---|---|
| 1 | Vertex Pharmaceuticals | 128.13 Bn | 120.28 Bn | 2.84 Bn | 20.98% |
| 2 | Regeneron Pharmaceuticals | 112.33 Bn | 104.33 Bn | 3.93 Bn | 15.11% |
| 3 | Argenx Se | 53.24 Bn | 48.05 Bn | 1.41 Bn | 10.91% |
| 4 | Revolution Medicines | 43.64 Bn | 43.64 Bn | - | - |
| 5 | BeOne Medicines | 39.27 Bn | 34.17 Bn | 1.53 Bn | 24.15% |
| 6 | MindWalk Holdings | 35.32 Bn | 35.31 Bn | 1.82 Bn | -9.47% |
| 7 | Royalty Pharma | 33.72 Bn | 35.84 Bn | - | - |
| 8 | Alnylam Pharmaceuticals | 30.58 Bn | 27.27 Bn | 992.69 Mn | 7.49% |
| 9 | Insmed | 27.01 Bn | 25.85 Bn | 358.27 Mn | -16.71% |
| 10 | X4 Pharmaceuticals | 533.17 Mn | 338.08 Mn | 7.19 Mn | -0.01% |
Historic Data
Download Data| Date | Value |
|---|---|
| Jun 30, 2026 | -0.01% |
| Jun 30, 2026 | -0.01% |
| Jun 30, 2026 | -0.01% |
| Sep 30, 2025 | 0.10% |
| Sep 30, 2025 | 0.10% |
| Sep 30, 2025 | 0.10% |
| Jun 30, 2025 | -0.14% |
| Jun 30, 2025 | -0.14% |
| Jun 30, 2025 | -0.14% |
| Mar 31, 2025 | 10.76% |
| Mar 31, 2025 | 10.76% |
| Mar 31, 2025 | 10.76% |
| Dec 31, 2024 | -0.65% |
| Dec 31, 2024 | -0.65% |
| Dec 31, 2024 | -0.65% |
| Sep 30, 2024 | -0.04% |
| Sep 30, 2024 | -0.04% |
| Sep 30, 2024 | -0.04% |
| Jun 30, 2024 | 0.02% |
| Jun 30, 2024 | 0.02% |