XTX Markets is a leading algorithmic trading firm and electronic liquidity provider headquartered in London, using machine learning to produce price forecasts across equities, FX, commodities, and more. Through its venture capital arm, XTX Ventures, it invests in technical founders applying AI and machine learning across infrastructure, healthcare, enterprise software, and financial markets from seed through Series B.
Their most common stage is series-a (46% of deals). Average disclosed round size is $124.9M (across 15 rounds with reported amounts).
Portfolio
23
Fund Size
—
Top Stage
Series A
Last 12 Mo
4
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
24 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 SPhotonix | Pre-Seed | $4.5M | Nov 2025 |
 X-energy | Series D | $700M | Nov 2025 |
 Electronx | Series A | $30M | Nov 2025 |
 Corintis | Series A | — | Sep 2025 |
 TILKI | Pre-Seed | $2.2M | Aug 2025 |
 StackOne | Series A | — | May 2025 |
 Prior Labs | Pre-Seed | — | Feb 2025 |
 Tenstorrent | Series D | $693M | Dec 2024 |
 Gladia | Series A | $16M | Oct 2024 |
 Trustap | Unknown | — | Jul 2024 |
| SSwiipr | Series A | $7.6M | May 2024 |
 Oriole Networks | Seed | — | Mar 2024 |
 IOMED | Series A | $10.8M | Sep 2023 |
 BIOS Health | Unknown | — | Jun 2023 |
| BBlueSkeye AI | Unknown | $4.1M | Oct 2022 |
 Terray | Series A | $60M | Feb 2022 |
 Cognitive Credit | Series A | — | Nov 2021 |
 DiA Imaging Analysis | Series B | $14M | Aug 2021 |
 Groq | Series C | $300M | Apr 2021 |
 TraceAir | Series A | $3.5M | Jan 2021 |
| EEko | Series B | $20M | Sep 2019 |
| SSwiipr | Series A | $7.7M | — |
 SWAPP | Series A | — | — |
 A5X | Series B | — | — |
Top Co-Investors
Schooner Capital2 shared
Philips Ventures2 shared
NGP Capital2 shared
Octopus Ventures2 shared
Workday Ventures1 shared
GV1 shared
Playfair Capital1 shared
Episode 11 shared
Export Development Canada1 shared
Fidelity Investments1 shared
AFW Partners1 shared
Baillie Gifford1 shared
LG Electronics1 shared
Bezos Expeditions1 shared
Hyundai Motor Group1 shared
Galion.exe1 shared
Balderton Capital1 shared
Google DeepMind1 shared
Atlantic Labs1 shared
Last updated: 8 September 2026