The Week’s 10 Biggest Funding Rounds: A Big Week For Big Checks
Startups raised funding rounds with a lot of zeroes at the end this week, with three companies securing financings of $1 billion or more. Additionally, a robust lineup of companies in sectors including AI, e-commerce, cybersecurity, biotech and even mining also announced sizable new rounds.
This week saw a flurry of significant funding rounds for U.S.-based startups across various sectors. Hadrian, a developer of automated factories, led the pack with a $1.37 billion Series D round, bringing its valuation up to $7.87 billion. Base Power, an energy storage company, secured a $1 billion investment at a $13 billion valuation, coinciding with the launch of its Base Core home battery.
Valar Atomics, a nuclear power technology firm, closed on $1 billion in Series B funding, with a $200 million credit facility secured by Erebor and JP Morgan. AI connectivity startup Lumilens raised over $700 million from a roster of investors including Atreides Management and Bain Capital Ventures. Live shopping platform Whatnot also made waves, securing $545 million in Series G funding, which reportedly valued the Los Angeles-based company at $20 billion.
Mariana Minerals, a critical minerals developer, raised $310 million in Series B financing. AI cloud infrastructure firm Volta emerged from stealth and raised a $300 million Series A round. Cybersecurity provider Horizon3 announced a $250 million Series E round, tripling its valuation to over $2 billion. Biotech startup LifeMine Therapeutics secured $188 million in Series E funding, which will be used for clinical development of its lead program. Lastly, agentic AI startup HappyRobot raised $150 million in Series C funding.
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