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

For the past couple of weeks large rounds have barely trickled in, and this week continues that trend. Just three deals hit $100 million or more as investors seem to have pulled back on big rounds early in the year.

1. (tied) , $140M, pharmaceutical: The biggest raise this week came from the pharmaceutical and prescription industry. BlinkRx, a prescription access platform, raised a $140 million Series D led by . , a partner at the investment firm, was named to the New York-based startup’s board. BlinkRx promises price transparency on drugs and delivery. Founded in 2014, the company has raised $315 million, .

1. (tied) , $140M, biotech: Biotech firm Tidal Vision tied for the biggest round this week, raising a $140 million Series B financing from several investors including . The Bellingham, Washington-based company creates scalable biomolecular solutions for critical industries — including water treatment, agriculture and material science. Tidal is building new infrastructure in Europe, Texas and Ohio and will use the new  cash to accelerate research and development in chitosan — a nontoxic biopolymer — and adjacent technologies. Founded in 2015, the company has raised nearly $224 million, .

3. , $100M, cybersecurity: Although cybersecurity venture funding bounced back some last year, it ended 2024 being relatively stagnant. This year, not much has changed, but this week did see the biggest round of the year so far for the industry. Application security startup Semgrep raised a $100 million Series D funding led by . led the company’s $53 million Series C in 2023. Founded in 2017, Semgrep has raised $204 million, according to the company. Semgrep’s autonomous code security platform allows developers and security engineers to create guardrails that proactively secure application development.

4. (tied) , $65M, defense: Another day and another big round for a defense tech firm. Hidden Level raised a $65 million Series C led by . The Syracuse, New York-based startup said the new cash comes six months after it raised a previously unannounced $35 million Series B. Hidden Level’s passive radar systems allows users to detect and track drones and other objects in the air — a more common tactic in modern warfare. The passive radar systems cannot identify approaching aircraft without being detected. The company has contracts this year to support deployments for the , , U.S. Africa Command, , , U.S. Northern Command and other federal, state and local agencies. Hidden level is just the latest startup to collect a big check — or two — from VCs interested in defense tech. Just last week, El Segundo, California-based , a defense manufacturer developing long-range hypersonic strike weapons, raised a $100 million Series A in a mix of debt and equity. led the equity portion.

4. (tied) , $65M, enterprise software: Denver-based Nextworld, a provider of enterprise platforms that enable businesses to create tailored software solutions, closed a $65 million Series F led by the . The company plans to grow strategic partnerships and accelerate its research and development capabilities.  Founded in 2016, this is the first announced round, .

6. (tied) , $50M, healthcare: New York-based Berry Street, a nutrition counseling platform, raised $50 million. No lead investors were named, but investors included , and others. Founded in 2022, the company has raised $59 million, .

6. (tied) , $50M, healthcare: Staying in the same nutritional sector, San Francisco-based Fay,  a digital nutritional therapy platform, locked up a $50 million Series B led by at a $500 million valuation. Founded in 2022, Fay says it has raised $75 million.

8. (tied) , $45M, smart building: Minneapolis-based 75F, a developer of AI-driven commercial HVAC automation, announced a $45 million Series B funding round led by ’s Net Zero Alliance. Founded in 2012, the company has raised nearly $75 million, .

8. (tied) , $45M, edtech: Denver-based MagicSchool, an AI platform for education, raised a $45 million Series B led by . Founded in 2023, the company has raised $62 million, .

10. , $36M, cybersecurity: Boston-based 7AI, an agentic security platform, raised a $36 million seed. Investors included the likes of and . Founded in 2024, this is the company’s first raise, .

Big global deals

The largest deal of the week came from our neighbors to the north.

• Toronto-based , a multichannel programmatic advertising platform that uses AI and automation in its software to enhance capabilities and user experience, raised a $235 million growth round led by .

Methodology

We tracked the largest announced rounds in the SA¹ú¼Ê´«Ã½ database that were raised by U.S.-based companies for the seven-day period of Feb. 1 to Feb. 7. 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.