US Startup Funding Rounds: October 5, 2026 – October 11, 2026
25 US venture rounds closed between October 5, 2026 and October 11, 2026, led by Oxide Computer at $445M (Series D).
Every round below is a named venture round by a US-headquartered company, sourced from SEC filings and verified announcements. Investment funds, IPOs, post-IPO placements and valuation-only reports are excluded.
| Company | Location | Amount | Round | Date | What they do |
|---|---|---|---|---|---|
| Oxide Computer | San Francisco, California | $445M | Series D | October 9, 2026 | Oxide is a technology company building a new kind of server with true rack-scale design, leveraging cloud hyperscale innovations to make running on-pr… |
| TXSE Group | Dallas, Texas | $430M | Series C | October 5, 2026 | TXSE Group operates the Texas Stock Exchange, a newly approved electronic national securities exchange based in Dallas. The exchange challenges the NY… |
| Voltus | San Francisco, California | $225M | Series D | October 8, 2026 | Voltus, Inc. is the leading distributed energy resource (DER) platform and virtual power plant (VPP) operator, focusing on connecting DER owners, oper… |
| Capitolis | New York | $220M | Series E | October 6, 2026 | Our vision is to reimagine how capital markets operate. Capitolis is the leading capital marketplace that drives financial resource optimization for m… |
| Xona Space Systems | Annapolis, California | $170M | Series C | October 9, 2026 | Xona Space Systems is developing an independent high-performance satellite navigation and timing system to meet the needs of intelligent systems. Deli… |
| Valon Mortgage | NEW YORK, New York | $150M | Series D | October 5, 2026 | Valon Mortgage is a company that has developed ValonOS, an AI-native operating system for mortgage servicing. It focuses on modernizing the complex as… |
| Valon | New York, New York | $150M | Series D | October 5, 2026 | Valon is a mortgage servicing platform that uses AI agents to automate loan servicing workflows. Founded in 2019 by Andrew Wang, Jonathan Hsu, and Lin… |
| Matchpoint Therapeutics | CAMBRIDGE, Massachusetts | $150M | Series B | October 7, 2026 | Matchpoint is a biotechnology company harnessing the power of covalency to discover precision covalent medicines to transform the treatment of immune … |
| Medical Microinstruments | Jacksonville | $125M | Series D | October 8, 2026 | Medical Microinstruments (MMI) specializes in developing the Symani Surgical System, which enables surgeons to mimic human hand movements at a microsc… |
| Mobility Market Intelligence (MMI) | Cottonwood Heights, Utah | $125M | Series D | October 9, 2026 | Mobility Market Intelligence is the all-in-one real estate technology solution for mortgage and real estate professionals. We are a rapidly growing te… |
| Homeward | Austin, Texas | $120M | Series D | October 5, 2026 | Homeward is an Austin-based real estate financing solutions provider that works with real estate agents to help clients buy and sell homes. The compan… |
| General Medicine | San Francisco, California | $120M | Series B | October 6, 2026 | General Medicine is a nationwide healthcare store that allows customers to search, compare, and buy care while providing upfront cost information with… |
| VEIR | Woburn, Massachusetts | $110M | Series C | October 8, 2026 | VEIR’s mission is to revolutionize the future of power and data infrastructure by delivering superconducting solutions that drive unparalleled perform… |
| Parallel Systems | Los Angeles, California | $100M | Series C | October 7, 2026 | Parallel Systems is the world's leading battery-electric autonomous freight rail company, focused on commercializing its innovative Panther rail vehic… |
| KymaThera | San Diego, California | $80M | Series B | October 6, 2026 | KymaThera is a biotechnology company developing next-generation precision medicines for genetically defined diseases. It focuses on creating targeted … |
| Nu Quantum | Cambridge | $60M | Series A | October 5, 2026 | Nu Quantum is a multidisciplinary company building the technology necessary to scale quantum computers to utility. We were founded in 2018 as a spin-o… |
| Cowbell | Pleasanton, California | $60M | Series C | October 6, 2026 | Cowbell is the commercial insurance partner that makes brokers more successful by delivering coverage clients can actually understand and protection t… |
| TeddyHoldings.AI | New York, New York | $60M | Seed | October 7, 2026 | TeddyHoldings.AI, also known as Teddy AI, is a compliance and client-focused legal services platform dedicated to providing top-notch support in compl… |
| Mecka AI | New York, New York | $60M | Series B | October 7, 2026 | Mecka AI is a startup focused on training robots using human data sourced from body sensors and iPhones. The company aims to collect and utilize embod… |
| Hone | San Francisco, California | $60M | Seed | October 9, 2026 | Hone is a San Francisco-based A.I. start-up founded by Austrian entrepreneur Moritz Stephan that builds autonomous A.I. agents called "Engines" design… |
| Stuut | New York, New York | $52.5M | Series B | October 8, 2026 | Stuut is transforming accounts receivable into a streamlined revenue function. By leveraging AI agents, Stuut powers workflows from invoice creation t… |
| Zenflow | South San Francisco, California | $52M | Series D | October 5, 2026 | Zenflow, Inc. is a medical device company developing a minimally invasive treatment for urinary obstruction caused by enlarged prostate, or benign pro… |
| Gallatin AI | Washington, District of Columbia | $50M | Series A | October 8, 2026 | Gallatin AI is a defense technology company based in Washington, DC. It provides an AI-native platform, Navigator, that enhances military logisticians… |
| Health Leap | — | $38M | Series A | October 7, 2026 | The startup provides a clinical assistant for dietitians working in hospitals. The health tech company says it is building AI-assisted tools for healt… |
| Fortastra | California | $32.6M | Series A | October 8, 2026 | Fortastra is a California-based startup building orbital-defense spacecraft for space-based security systems. The company develops spacecraft equipped… |
Frequently asked
Which US startups raised funding between October 5, 2026 and October 11, 2026?
25 US companies closed named venture rounds between October 5, 2026 and October 11, 2026, raising $3.25B in total. The largest were Oxide Computer ($445M, Series D), TXSE Group ($430M, Series C), Voltus ($225M, Series D). Each round below is sourced from SEC filings and verified announcements, and excludes investment funds, IPOs and post-IPO placements.
What was the largest funding round of the week of October 5, 2026?
Oxide Computer of San Francisco, California raised $445M in a Series D round announced October 9, 2026. Oxide is a technology company building a new kind of server with true rack-scale design, leveraging cloud hyperscale innovations to make running on-premises com It was the largest US venture round recorded in this window across 25 qualifying rounds.
How many US venture rounds closed this week?
25 named US venture rounds closed between October 5, 2026 and October 11, 2026, totalling $3.25B. This counts only rounds with a named series (Seed through Series G+) by US-headquartered operating companies. Investment funds raising vehicles, IPOs, post-IPO equity and valuation-only reports are excluded so the figures reflect genuine startup fundraising.
These are the rounds. Fundz gives you the people to call at each one — verified decision-makers matched to your market, the moment a round lands.
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