Global startup funding activity delivered several billion-dollar deals during the week ending September 13, 2026, led by major investments in artificial intelligence, infrastructure, physical operations, and space technology.
Five companies — Mistral AI, The Boring Company, Cognition, Motive, and Stoke Space — announced funding or growth financing of at least $1 billion during the week.
Together, these five transactions represent approximately $10.8 billion in announced financing.
Based on data curated from the Intellizence Startup Funding Dataset, here are the five top startup funding deals announced during the week ending September 13th, 2026.
Funding Deals for the Week – Highlights
| Mistral AI | €3B (~$3.5B) | Series D | Technology |
|---|---|---|---|
| The Boring Company | $3B | Series D | Industrial Machinery Manufacturing |
| Cognition | $2B+ | Series E | Technology |
| Motive | $1.3B+ | Growth | Transportation |
| Stoke Space | $1B | Series E | Defense and Space Manufacturing |
Funding Deals of the Week
Mistral AI Raises €3 Billion to Expand Sovereign and Open-Weight AI
Funding Amount: €3 Billion ($3.50 Billion)
Funding Round: Series D
Valuation: $24 Billion
Industry: Technology
French artificial intelligence company Mistral AI raised a €3 billion ($3.50B) Series D funding round, valuing the company at more than €21 billion ($24B). This is one of the largest private technology funding rounds in Europe and further establishes Mistral as a major European challenger in the global AI market.
Samsung Electronics led the round, with Scaleup Europe Fund, managed by EQT, and existing investor PSG Equity as co-leads. New investors included Advent, funds and accounts managed by BlackRock, and the Grand Duchy of Luxembourg.
Existing investors participating in the round included Andreessen Horowitz, ASML, Bpifrance, General Catalyst, Index Ventures, Lightspeed, NVIDIA, Salesforce Ventures and many others.
How will Mistral Use The Funding
Mistral plans to use the capital to:
- Expand frontier AI research and model development
- Increase computing capacity for training advanced AI models
- Build and expand AI infrastructure
- Accelerate commercial growth
- Expand its international footprint
2. The Boring Company Raises $3 Billion at a $23 Billion Valuation
Funding: $3 Billion
Funding Round: Series D
Valuation: $23 Billion
Industry: Industrial Machinery Manufacturing
Elon Musk-founded tunneling startup The Boring Company raised $3 billion in Series D funding, bringing its valuation to approximately $23 billion. The transaction represents a significant increase from the company’s reported $5.7 billion valuation following its 2022 funding round.
Who Invested in The Boring Company?
The financing round was led by the United Arab Emirates and affiliated investment entities.
Other participants included: Human Capital, Vy Capital, Valor Equity Partners, Sequoia Capital, Andreessen Horowitz, Temasek, Shamal Holding, Baron Capital.
How Will The Boring Company Use the Funding?
A major focus of the investment is international infrastructure expansion. The proceeds are expected to
- Support an expanded partnership to develop more than 150 kilometers of underground infrastructure across the UAE, building on the previously announced Dubai Loop project.
- Increase hiring across engineering, production, and operations while expanding Loop projects in Las Vegas, Nashville, and Dubai.
3. Cognition Raises More Than $2 Billion at a $48 Billion Valuation
valuation.
Funding: $2 Billion+
Funding Round: Series E
Valuation: $48 billion
Industry: Technology
AI coding startup Cognition raised more than $2 billion in Series E funding, valuing the company at $48 billion. Cognition develops autonomous software engineering technology, including Devin, its AI software engineering agent. The new valuation represents a sharp increase from the company’s $26 billion valuation following its previous $1 billion funding round in May 2026.
The Series E was led by new investors Andreessen Horowitz and Accel, alongside existing investors: Founders Fund, General Catalyst and Avenir.
Other participating investors included Benchmark, Bessemer Venture Partners, Kleiner Perkins, Greylock, Lightspeed, Altimeter, Bond Capital, T. Rowe Price, 8VC, DST Global, Bain Capital Ventures, and numerous other investment firms.
What Is Driving Cognition’s Growth?
Cognition is targeting one of the largest potential applications of generative AI: software development. Its technology is designed to enable AI agents to perform increasingly complex software engineering tasks, helping organizations address development backlogs and increase engineering productivity.
- The $2 billion-plus investment gives Cognition substantial additional capital as competition intensifies across AI coding assistants, autonomous agents, and enterprise software development.
4. Motive Secures More Than $1.3 Billion in Growth Financing
Funding: $1.3 Billion
Funding Round: Growth
Valuation: Not Disclosed
Industry: Transportation
Motive, an AI platform for physical operations, secured more than $1.3 billion in growth financing from General Catalyst’s Customer Value Fund. Unlike the other transactions on this list, this is growth financing rather than a traditional Series funding round.
Motive provides AI-powered technology for businesses operating vehicles, equipment, fleets, job sites, and other physical operations.
How Will Motive Use the Financing?
Motive plans to invest the capital in two major areas: product innovation and go-to-market expansion.
The company intends to:
- Advance its AI platform
- Develop additional AI capabilities
- Expand products including Maintenance and Operations Intelligence
- Scale its go-to-market organization
- Increase adoption among large and complex enterprises
5. Stoke Space Raises $1 Billion to Develop Fully Reusable Rockets
Funding Amount: $1 Billion
Funding Round: Series E
Valuation: $10 Billion
Industry: Defense and Space Manufacturing
U.S. rocket startup Stoke Space announced the initial closing of a $1 billion Series E funding round, bringing its total capital raised to approximately $2.3 billion. Stoke is developing fully and rapidly reusable launch vehicles designed to reduce the cost and increase the frequency of access to space.
The Series E was co-led by Point72 Ventures and Spark Capital. Other participants included General Innovation, Glade Brook Capital, US Innovation Technology, Washington Harbour Partners, Woven Capital, Y Combinator, and additional new and existing investors.
How Will Stoke Space Use the $1 Billion?
Stoke plans to use the funding to:
- Prepare its Nova Pathfinder for its first orbital flight
- Capital is flowing into physical infrastructure and deep technology
- Increase launch capacity
- Accelerate development of the larger Nova Block 2 launch vehicle
What These Funding Rounds Tell Us
The latest funding activity reveals several important trends.
- AI continues to dominate private-market capital
- AI investment is moving beyond models.
- Cybersecurity remains strategically important.
- Large growth rounds are creating multibillion-dollar companies.
Why Use the Intellizence Startup Funding Dataset for AI Funding Tracking?
The Intellizence Startup Funding dataset helps investors, researchers, sales teams, and strategy professionals track startup and private-company financing activity in a structured, searchable format. It tracks funding announcements across public and private companies and converts them into structured, searchable intelligence.
Instead of manually monitoring thousands of company announcements, news articles, and other public sources, users can analyze structured funding information such as:
- Company
- Funding announcement date
- Funding amount
- Funding round
- Company valuation
- Investors
- Industry
- Headquarters location
- Company website
Intellizence combines AI-supported curation with human review to convert public funding announcements into structured and searchable records. The information can be accessed through the Intellizence platform or integrated into applications, AI agents, and internal workflows through the REST API.
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