CytomX Therapeutics (CTMX) Tax Rate (2015 - 2026)
CytomX Therapeutics' (CTMX) quarterly Tax Rate came in at 0.32% in Q1 2026, down 59.0% YoY from 0.79% in Q1 2025, and down 102.27% on a QoQ basis from 14.3% in Q4 2025.
Analysis
CytomX Therapeutics (CTMX) Tax Rate (2015 - 2026) Analysis & Trends
CytomX Therapeutics (CTMX) has 10 years of Tax Rate data on file, last reported at 0.32% in Q1 2026.
- Quarterly Tax Rate fell 59.0% year-over-year to 0.32% in Q1 2026, while the trailing twelve-month figure through Mar 2026 was 6.11% (up 555.0% YoY) and the FY2025 annual result came in at 21.0%, up 2031.0% from the prior year.
- Tax Rate declined to 0.32% in Q1 2026, from 14.3% in the prior quarter.
- In the past five years, Tax Rate ranged from a high of 56.09% in Q4 2023 to a low of 69.23% in Q2 2025.
- A 4-year average of 4.56% and a median of 0.33% in 2024 frame the typical range for Tax Rate.
- The widest YoY moves for Tax Rate: up 1397 bps in 2025, down 6844 bps in 2025.
- Tracing CTMX's Tax Rate over 4 years: stood at 56.09% in 2023, then slumped by 99 bps to 0.33% in 2024, then soared by 4267 bps to 14.3% in 2025, then slumped by 102 bps to 0.32% in 2026.
- The last three Tax Rate figures came in at 0.32% (Q1 2026), 14.3% (Q4 2025), and 0.41% (Q3 2025), per Business Quant data.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Tax Rate (Qtr) |
|---|---|---|---|---|---|
| 1 | Vertex Pharmaceuticals | 139.27 Bn | 131.42 Bn | 2.84 Bn | 20.98% |
| 2 | Regeneron Pharmaceuticals | 85.55 Bn | 77.56 Bn | 3.93 Bn | 15.11% |
| 3 | Argenx Se | 63.45 Bn | 58.27 Bn | 1.37 Bn | -10.89% |
| 4 | Moderna | 57.73 Bn | 52.59 Bn | 52.00 Mn | -1.96% |
| 5 | Revolution Medicines | 44.08 Bn | 44.08 Bn | - | - |
| 6 | BeOne Medicines | 39.95 Bn | 34.85 Bn | 1.53 Bn | 24.15% |
| 7 | Alnylam Pharmaceuticals | 35.14 Bn | 31.84 Bn | 992.69 Mn | 7.49% |
| 8 | Royalty Pharma | 28.44 Bn | 27.60 Bn | - | - |
| 9 | Insmed | 27.32 Bn | 26.16 Bn | 358.27 Mn | -16.71% |
| 10 | CytomX Therapeutics | 793.66 Mn | 463.38 Mn | - | -0.29% |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | -0.29% |
| Mar 31, 2026 | -0.32% |
| Dec 31, 2025 | 14.30% |
| Sep 30, 2025 | -0.41% |
| Jun 30, 2025 | -69.23% |
| Mar 31, 2025 | 0.26% |
| Dec 31, 2024 | 0.33% |
| Sep 30, 2024 | 1.05% |
| Jun 30, 2024 | -0.79% |
| Mar 31, 2024 | 0.35% |
| Dec 31, 2023 | 56.09% |
| Sep 30, 2023 | 48.55% |
| Mar 31, 2020 | 315.87% |
| Dec 31, 2019 | 0.63% |
| Mar 31, 2019 | 0.04% |
| Dec 31, 2018 | -38.21% |
| Sep 30, 2018 | -11.95% |
| Jun 30, 2018 | -15.44% |
| Mar 31, 2018 | -7.63% |
| Dec 31, 2017 | -514.85% |