xAI — disclosed public-company stakes
stock directory →Listed companies with a disclosed investment in xAI, each at the amount, date and source disclosed. sources →
6 listed holders · 8 disclosures · 6 from filings or company releases, 2 from named reporting · last verified 2026-08-20
Holders
| Ticker | Holder | Amount | Date | Source |
|---|---|---|---|---|
| NVDA | NVIDIA Corporation | undisclosed (strategic investor, $20B Series E) | Jan 2026 | x.ai ↗ |
| CSCO | Cisco Systems, Inc. (via Cisco Investments) | undisclosed (strategic investor, $20B Series E) | Jan 2026 | x.ai ↗ |
| STEP | StepStone Group Inc. (via managed funds/separate accounts — asset-manager caveat) | undisclosed ($20B Series E) | Jan 2026 | x.ai ↗ |
| 4280.SR | Kingdom Holding Company (Tadawul) | SAR 1.5B (~$400M), Series C — cumulative ~$800M | Dec 2024 | argaam.com ↗ reported |
| NVDA | NVIDIA Corporation | undisclosed (strategic investor, $6B Series C) | Dec 2024 | x.ai ↗ |
| AMD | Advanced Micro Devices, Inc. | undisclosed (strategic investor, $6B Series C) | Dec 2024 | x.ai ↗ |
| BLK | BlackRock, Inc. (presumed managed funds — asset-manager caveat) | undisclosed | Dec 2024 | x.ai ↗ |
| 4280.SR | Kingdom Holding Company (Tadawul) | SAR 1.5B (~$400M), Series B | May 2024 | argaam.com ↗ reported |
Amounts are as disclosed at announcement, never a current value.
Since then
| Date | Holder | What | Source |
|---|---|---|---|
| 2026-01-06 | NVDA | Press reports of a ~$2B NVIDIA figure via a Colossus-2 SPV remain UNVERIFIED — do not display an amount | x.ai ↗ |
| 2025-10-06 | AMD | Scope note: the separate 2025 AMD-OpenAI warrant deal runs the reverse direction (OpenAI over AMD shares) — out of scope for this surface | x.ai ↗ |
| 2025-03-03 | CSCO | Cross-holding: Cisco Investments also named in Anthropic Series E — verified | anthropic.com ↗ |
| 2024-12-25 | 4280.SR | True primary for the amount is KHC's Tadawul announcement (saudiexchange.sa anId=84332) — page is JS-rendered and could not be fetched this pass; pull it at P3 re-verification to upgrade tier | saudiexchange.sa ↗ |
| 2024-12-25 | 4280.SR | Financed from internal resources per the article; underlying primary is KHC's Tadawul announcement (fetch-blocked, JS-rendered) — upgrade path noted | saudiexchange.sa ↗ |
| 2024-12-23 | 4280.SR | Primary naming: xAI Series C investor list includes 'Kingdom Holdings' — verified | x.ai ↗ |
| 2024-05-26 | 4280.SR | Primary naming (amount not stated): xAI Series B ($6B) 'with participation from key investors including Valor Equity Partners, Vy Capital, Andreessen Horowitz, Sequoia Capital, Fidelity Management & Research Company, Prince Alwaleed Bin Talal and Kingdom Holding' — verified | x.ai ↗ |
What each source says — 8 quotes
- NVDA · 2026-01-06 ·
xAI completed its upsized Series E funding round, exceeding the $15 billion targeted round size, and raised $20 billion ... Strategic investors in the round include NVIDIA and Cisco Investments, who continue to support xAI in rapidly scaling our compute infrastructure.
x.ai ↗ - CSCO · 2026-01-06 ·
Strategic investors in the round include NVIDIA and Cisco Investments.
x.ai ↗ - STEP · 2026-01-06 ·
Investors participating in the round include Valor Equity Partners, Stepstone Group, Fidelity Management & Research Company, Qatar Investment Authority, MGX and Baron Capital Group, amongst other key partners.
x.ai ↗ - 4280.SR · 2024-12-25 ·
Kingdom Holding Co. acquired a stake in xAI Corp. (xAI) for SAR 1.5 billion ($400 million), as part of xAI's Series C funding round
argaam.com ↗ - NVDA · 2024-12-23 ·
Strategic investors NVIDIA and AMD also participated and continue to support xAI in rapidly scaling our infrastructure.
x.ai ↗ - AMD · 2024-12-23 ·
Strategic investors NVIDIA and AMD also participated and continue to support xAI in rapidly scaling our infrastructure.
x.ai ↗ - BLK · 2024-12-23 ·
participation from key investors including A16Z, Blackrock, Fidelity Management & Research Company, Kingdom Holdings, Lightspeed, MGX, Morgan Stanley, OIA, QIA, Sequoia Capital, Valor Equity Partners and Vy Capital, amongst others.
x.ai ↗ - 4280.SR · 2024-05-26 ·
This followed KHC's previous investment at the same value [SAR 1.5 billion ($400 million)] in xAI during its Series B funding round.
argaam.com ↗
If it lists, institutional holders become visible here through 13F filings the quarter it happens. 13F filers →