US Startups Raised $53B in February: Anthropic's $30B Led the Pack

US startups pulled in more than $53 billion across the fifteen largest funding rounds of February 2026, with deals ranging from $200 million to a staggering $30 billion, according to data from CrunchBase compiled by AlleyWatch.

Anthropic topped the list. The San Francisco AI safety and research company closed a $30 billion Series G, bringing its total equity funding to $55.9 billion since its 2021 founding by Benjamin Mann, Daniela Amodei, Dario Amodei, Jack Clark, Jared Kaplan, Sam McCandlish, and Tom Brown. The round drew an unusually broad syndicate: Microsoft, NVIDIA, Google-backed GIC, Temasek Holdings, Goldman Sachs Alternatives, JP Morgan Chase, Founders Fund, Sequoia Capital, Accel, TPG, Menlo Ventures, General Catalyst, Coatue, BlackRock, Blackstone Group, Baillie Gifford, ICONIQ Capital, Lightspeed Venture Partners, Sands Capital Ventures, and Qatar Investment Authority, among others.

Waymo ranked second with a $16 billion Series D. The Mountain View autonomous-driving company, founded in 2009 by Anthony Levandowski and Sebastian Thrun, has now raised $27.1 billion in total equity. Alphabet, Andreessen Horowitz, Sequoia Capital, CapitalG, Silver Lake, Temasek Holdings, Fidelity, T. Rowe Price, DST Global, Kleiner Perkins, Dragoneer Investment Group, Mubadala Capital, BDT & MSD Partners, and Tiger Global Management participated in the round.

Two companies tied for third at $1 billion each. Cerebras Systems, the Sunnyvale AI computing company founded in 2015 by Andrew Feldman, Gary Lauterbach, Jean-Philippe Fricker, Michael James, and Sean Lie, raised a Series H that values its total equity funding at $2.8 billion; AMD, Benchmark, Coatue, Altimeter Capital, Alpha Wave Global, Fidelity, Tiger Global Management, and Valor Equity Partners invested. World Labs, the San Francisco startup building AI systems that understand, generate, and interact with three-dimensional environments, raised a $1 billion venture round led by AMD, NVIDIA, Andreessen Horowitz, Autodesk, Fidelity, Emerson Collective, and Sea. Founded in 2023 by Fei-Fei Li, Ben Mildenhall, Christoph Lassner, and Justin Johnson, World Labs has $1.2 billion in total equity funding.

AI infrastructure and semiconductors claimed a large share of the remaining top ten. Apptronik, the Austin humanoid robotics company founded in 2016, raised a $520 million Series A with backing from Google, Mercedes-Benz Group AG, John Deere, AT&T Ventures, B Capital, and Qatar Investment Authority, bringing its total to $963.6 million. Ayar Labs, a San Jose developer of optical I/O solutions for AI and high-performance computing, secured a $500 million Series E from NVIDIA, AMD Ventures, MediaTek, Alchip, Sequoia Capital, Insight Partners, ARK Investment Management, and Neuberger Berman, lifting total funding to $871.5 million. MatX, a Mountain View AI semiconductor firm founded in 2022 by Mike Gunter and Reiner Pope, closed a $500 million Series B with investment from Andrej Karpathy, Patrick Collison, John Collison, Jane Street Capital, Spark Capital, and Marvell; it has raised $625 million to date.

Energy entered the list through Inertia. The San Francisco fusion-energy company, founded in 2024 by Annie Kritcher, Jeff Lawson, Melinda Lee, and Mike Dunne, raised a $450 million Series A from Google Ventures, IQT, Bessemer Venture Partners, Threshold, Neo, Uncork Capital, Long Journey Ventures, Modern Capital, and WndrCo. The round accounts for its entire $450 million in total equity.

Vestwell, the New York digital savings and retirement platform founded by Aaron Schumm in 2016, raised a $385 million Series E from TIAA Ventures, Morgan Stanley, Franklin Templeton, Blue Owl Capital Corporation, Neuberger Berman, Sixth Street Growth, HarbourVest Partners, and Silver Lake Waterman. Its total equity funding now stands at $623.8 million.

SambaNova, the Palo Alto AI hardware and software company, and Axiom Space, the Houston commercial spaceflight and orbital platform developer, each raised $350 million. SambaNova's Series E included Vista Equity Partners, GV, Intel Capital, Battery Ventures, Mayfield Fund, and Qatar Investment Authority, pushing its total to $1.5 billion. Axiom Space's venture round drew 1789 Capital, 4iG, LuminArx Capital Management, Type One Ventures, Qatar Investment Authority, and founder Kam Ghaffarian; the company has raised $850 million in total equity.

New York's Runway raised a $315 million Series E for its generative AI video and image tools. Adobe Ventures, AMD Ventures, NVIDIA, Fidelity, General Atlantic, Felicis, AllianceBernstein, Mirae Asset, and Premji Invest backed the round, bringing Runway's total funding to $859.5 million.

Temporal Technologies, the Bellevue open-source workflow platform founded by Maxim Fateev and Samar Abbas in 2019, closed a $300 million Series D at $649.5 million in total funding, with GIC, Sequoia Capital, Andreessen Horowitz, Index Ventures, Lightspeed Venture Partners, Madrona, Sapphire Ventures, Amplify Partners, and Tiger Global Management participating. El Segundo aerospace firm Skyryse matched that figure with a $300 million Series C backed by Fidelity, Qatar Investment Authority, Durable Capital Partners, Baron Capital, Rokos Capital Management, Atreides Management, and others, reaching $531 million in total equity.

The bottom of the table shows how quickly new companies are attracting capital. Bedrock Robotics, founded in 2024 to bring robotics to the construction sector, raised a $270 million Series B from CapitalG, NVentures, MIT, 8VC, Eclipse Ventures, Tishman Speyer, and Valor Equity Partners, reaching $350 million in total funding. Austin's CesiumAstro, which builds communication systems for satellites, UAVs, and launch vehicles, also raised $270 million in a Series C backed by Airbus Ventures, Woven Capital, the Development Bank of Japan, EDBI, and NewSpace Capital, for $441.2 million in total equity.

Positron, a Reno-based AI infrastructure company founded in 2023, raised a $230 million Series B from Arm Holdings, Jump Trading, Qatar Investment Authority, Valor Equity Partners, and Atreides Management, among others, bringing its total to $305.1 million. Fundamental, a San Francisco AI research company founded in 2024 by Gabriel Suissa and Jeremy Fraenkel, raised a $225 million Series A from Valor Equity Partners, Headline, Salesforce Ventures, Battery Ventures, Oak HC/FT, Hetz Ventures, RRE Ventures, Quadrille Capital, and individual investors including Aravind Srinivas, Assaf Rappaport, Olivier Pomel, and Henrique Dubugras, for $255 million in total funding.

Talkiatry, the New York virtual psychiatry startup founded in 2019 by Georgia Gaveras and Robert Krayn, raised a $210 million Series D from Andreessen Horowitz, Blisce, Left Lane Capital, Perceptive Advisors, and Sofina, reaching $452 million in total equity. Two companies closed the list at $200 million each: Oxide Computer Company, the Emeryville server-rack maker for on-premises compute, which raised a Series C from Eclipse Ventures, Jane Street Capital, Riot Ventures, and US Innovative Technology Fund for a $394 million total; and Brooklyn's Whop, a marketplace for buying and selling communities, courses, and software founded in 2021, which raised a venture round from Tether Ventures for a $273 million total.

Qatar Investment Authority appeared in five of the fifteen rounds — Anthropic, SambaNova, Apptronik, Ayar Labs, Skyryse, and Axiom Space — making it one of the most active sovereign investors in the cohort. With two Series A rounds exceeding $200 million and a $30 billion Series G at the top, February's data signals that capital at every stage of the US venture market is concentrating heavily around AI, its hardware supply chain, and the infrastructure needed to power it.