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The Week鈥檚 10 Biggest Funding Rounds: AI, Fintech And E-Commerce In The Lead

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This is a weekly feature that runs down the week鈥檚 top 10 announced funding rounds in the U.S. Check out last week鈥檚 biggest funding rounds here.

The week鈥檚 largest funding rounds confirmed that we鈥檙e still very much in the AI era. This included the biggest deal, a $350 million Series C for AI hiring startup , along with good-sized financings for legal tech unicorn , shopping platform , and email security provider .

1. , $350M, AI hiring: San Francisco-based Mercor, a provider of AI-enabled tools for hiring, secured $350 million in Series C funding at a $10 billion valuation. 1聽led the financing, which included participation by , and .

2. (tied) , $225M, fintech: SavvyMoney, which offers tools for financial services providers to embed features like credit scores and personalized offers into their consumer offerings, announced a $225 million investment co-led by and . Founded in 2009, the Dublin, California, company currently works with more than 1,500 financial institution customers.

2. (tied) , $225M, e-commerce: Whatnot, a live shopping platform and marketplace, has closed a $225 million Series F round, more than doubling its valuation to $11.5 billion in less than 10 months. and co-led the financing, which brings the Los Angeles-based company鈥檚 total raised to about $968 million since its 2019 inception.

4. (tied) , $150M, cybersecurity: Sublime Security, a developer of agentic AI tools for email security, raised $150 million in a Series C round led by . The financing brings total funding to date for the 6-year-old Washington, D.C.-based company to around $240 million, per .

4. (tied) , $150M, legal tech: Harvey, developer of an AI-enabled platform for legal professionals, closed on a fresh $150 million, bringing total reported funding to date to $1 billion. led the latest round, which reportedly set an $8 billion valuation for the 3-year-old, San Francisco-based company.

6. (tied) , $100M, finance: Human Interest, a San Francisco-based startup that helps small businesses offer 401(k) plans to their employees, raised more than $100 million at a $3 billion valuation, . That valuation is up from the $1.3 billion the company was last valued at in 2024. Previous investors , , , and again backed the company.聽

6. (tied) , $100M, semiconductors: Substrate, a San Francisco-based startup seeking to build semiconductor factories with new laser-based technology, raised $100 million from , , and others.

8. , $80M, biotech: Cambridge, Massachusetts-based Zag Bio, a developer of thymus-targeted medicines, its public launch with $80 million in financing, including a recently closed Series A round. founded and incubated the startup and co-led the Series A financing with the .

9. , $79M, identity security: ConductorOne, an identity security startup building an AI platform geared for human, non-human and AI identities, landed $79 million in a Series B financing led by . The 4-year-old Portland, Oregon-based company says it saw 400% revenue growth last year.

10. , $60M, personal care: Blueprint, a Los Angeles-based brand that markets supplements, skin and hair care products, and foods geared to promote well-being and longevity, raised $60 million from a long list of venture and celebrity investors including , , and .

Methodology

We tracked the largest announced rounds in the 附近上门 database that were raised by U.S.-based companies for the period of Oct. 25-31. Although most announced rounds are represented in the database, there could be a small time lag as some rounds are reported late in the week.

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  1. Felicis Ventures is an investor in 附近上门. They have no say in our editorial process. For more, head here.

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