US Startup Funding Rounds: June 1, 2026 – June 7, 2026
25 US venture rounds closed between June 1, 2026 and June 7, 2026, led by Cursor at $2.30B (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 |
|---|---|---|---|---|---|
| Cursor | San Francisco, CA | $2.30B | Series D | June 6, 2026 | Cursor is an AI coding tool startup co-founded in 2022 by four friends who met at MIT. It provides code editing and autocompletion tools that help dev… |
| Supabase | Midland, Texas | $500M | Series F | June 4, 2026 | Supabase is an open source Firebase alternative. Start your project with a Postgres Database, Authentication, instant APIs, and realtime subscriptions… |
| Helion Energy | Everett, WA | $465M | Series G+ | June 4, 2026 | Helion is a fusion power company based in Everett, WA, with the mission to build the world's first fusion power plant, enabling a future with unlimite… |
| Suno | Massachusetts | $400M | Series D | June 3, 2026 | Suno Inc. is a new crop artificial intelligence startup focused on building tools to automate the music-making process. |
| Lila Sciences | Cambridge, Massachusetts | $350M | Series A | June 4, 2026 | Lila is a technology company pioneering the application of artificial intelligence to transform every aspect of the scientific method. |
| Surge | San Francisco | $225M | Seed | June 1, 2026 | Surge, a decentralized network that enables dApps and rollups to anchor directly to Bitcoin security with permissionless DKLs signature scheme while m… |
| Allen Control Systems | Austin, Texas | $200M | Series B | June 5, 2026 | Allen Control Systems (ACS) builds autonomous precision weapon systems to safeguard our military and its partners, ensuring dominance on every battlef… |
| Synchron | New York | $200M | Series D | June 7, 2026 | Synchron is a clinical-stage endovascular brain computer interface (BCI) company. Since 2012, the company has been developing a BCI platform that avoi… |
| Alveus Therapeutics | Philadelphia, Pennsylvania | $197M | Series A | June 3, 2026 | Alveus Therapeutics is a clinical-stage biotechnology company developing next-generation therapies for obesity and metabolic diseases, designed for su… |
| Twinco Capital | Amsterdam | $178.4M | Series B | June 2, 2026 | Twinco "cracked the supply chain finance code" - by finally providing a solution that includes Purchase Order financing. We combine technology and pri… |
| PaXini Tech | Las Vegas, Nevada | $145M | Series B | June 3, 2026 | PaXini Tech is a developer and supplier of high-precision tactile sensing technologies and embodied intelligence infrastructure. The company aims to e… |
| Primer.ai | San Francisco | $130M | Series A | June 3, 2026 | Primer exists to make the world a safer place. We do this by building trusted decision-ready AI for the world's most critical organizations. Our softw… |
| ZutaCore | San Jose | $100M | Series C | June 2, 2026 | ZutaCore® is leading the transformation to a zero emissions data industry, delivering a direct-to-chip, waterless, dielectric liquid cooling solution … |
| Mecka AI | New York, New York | $60M | Series A | June 1, 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… |
| Gene Solutions | Charlottesville, Virginia | $50M | Series C | June 1, 2026 | Gene Solutions represents a breakthrough diagnostic and therapeutic approach to Central Nervous System disease indications utilizing mitochondrial gen… |
| Apoha | San Francisco, California | $36M | Series A | June 3, 2026 | Apoha is a deep tech startup pioneering AI models for creating new kinds of substances using a unique wave form data approach. The company specializes… |
| Subtle Medical | MENLO PARK, Arizona | $33M | Series C | June 2, 2026 | Subtle Medical, Inc. is a healthcare technology company with deep learning solutions that improve workflow efficiency and patient experience. The comp… |
| Oak Hill Bio | Cambridge, Massachusetts | $32.5M | Series A | June 1, 2026 | Oak Hill Bio is a clinical-stage neonatology and rare disease therapeutics company developing life-changing medicines for extremely preterm infants an… |
| Findigs, Inc. | NEW YORK, NY | $32M | Series C | June 2, 2026 | Findigs makes renting safe and easy for renters and property managers. Rent units faster with zero fraud. Our digital underwriting platform verifies e… |
| Advanced NanoTherapies | Los Gatos | $31M | Series B | June 2, 2026 | AdvNanoT is based on biodegradable nanoparticles (NP) specifically designed to have higher vascular uptake and cellular retention. We are developin… |
| Marble Technologies | Nebraska | $30M | Series A | June 4, 2026 | Marble Technologies is a startup focused on revolutionizing the meatpacking industry through innovative technology. The company recently raised $30 mi… |
| Niural | New York, New York | $21M | Series A | June 3, 2026 | Niural is an AI-native global Professional Employment Organization (PEO) for fast-growing companies, specializing in managing payroll, global complian… |
| The Ryl Company | Joplin, Missouri | $20M | Series C | June 2, 2026 | The Ryl Company™ is redefining hydration with Ryl Tea—a refreshing, flavorful, and functional ready-to-drink tea with zero sugar, 5 calories or less, … |
| Terra AI | Palo Alto, California | $20M | Series A | June 3, 2026 | Terra AI is an artificial intelligence platform provider based in Palo Alto, CA, that focuses on reducing subsurface uncertainty for mineral and energ… |
| Novellia | New York, New York | $18M | Series A | June 2, 2026 | Novellia is a New York City-based developer of a patient-powered real-world data and personal health records platform. The company creates a secure di… |
Frequently asked
Which US startups raised funding between June 1, 2026 and June 7, 2026?
25 US companies closed named venture rounds between June 1, 2026 and June 7, 2026, raising $5.77B in total. The largest were Cursor ($2.30B, Series D), Supabase ($500M, Series F), Helion Energy ($465M, Series G+). 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 June 1, 2026?
Cursor of San Francisco, CA raised $2.30B in a Series D round announced June 6, 2026. Cursor is an AI coding tool startup co-founded in 2022 by four friends who met at MIT. It provides code editing and autocompletion tools that help developers wr 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 June 1, 2026 and June 7, 2026, totalling $5.77B. 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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