US startup financings total $4.3B in week ending April 4, spanning AI, space and micromobility
A fresh burst of venture capital delivered $4.3 billion to US startups in the week ending April 4, 2026, according to a weekly roundup of notable deals that featured transactions involving Saronic, Starcloud, Coder and twenty other companies. The activity spanned artificial intelligence, cybersecurity, satellite software, healthcare analytics and micromobility.
In health tech, San Diego-based Acurion, founded in 2021 by Francois Ferre, Ludmil Alexandrov, Magda Marquet, Rick Fultz, Scott Lippman and Webster Cavenee, develops AI-driven diagnostic tools that extract actionable genomic biomarker insights from standard pathology images.
The company has now raised $6.4 million in total equity funding and is backed by Asian Fund For Cancer Research, Bootstrap Venture Partners, Mesa Verde Venture Partners, National Foundation for Cancer Research and TK & Partners. Security and enterprise infrastructure also figured prominently.
Cupertino-based Alcatraz AI, founded in 2016 by Vince Gaydarzhiev, uses artificial intelligence to enable touchless, secure entry within enterprise access control systems. The company’s total equity funding now stands at $78.1 million, with investors including Almaz Capital, BlackPeak Capital, Cogito Capital Partners, EBRD Venture Capital and Ray Stata.
Ann Arbor-based Censys, an internet intelligence platform for threat hunting and exposure management founded in 2017 by Alex Halderman, Brian Kelly, David Adrian, David Corcoran and Zakir Durumeric, has raised $143.1 million in total equity funding from Decibel Partners, Google Ventures, Greylock, Intel Capital and Morgan Stanley Expansion Capital.
Developer tooling and legal tech were represented as well. Austin-based Coder, founded in 2017 by Ammar Bandukwala, John Andrew Entwistle and Kyle Carberry, provides open-source tools and an enterprise platform to configure, secure and scale development environments.
Coder has now raised $172.8 million in total equity funding, backed by Kohlberg Kravis Roberts & Co., Qube Research & Technologies and Uncork Capital. New York-based Crosby is an AI-powered legal services company that accelerates contract review and negotiation processes.
Beyond software, hardware-adjacent and mobility plays drew capital. Redwood City-based Cognichip, founded in 2024 by Ehsan Kamalinejad, Faraj Aalaei and Mehdi Daneshpanah, is an AI-first deep tech company aiming to transform semiconductor design; it has raised $93 million in total equity funding from Candou Ventures, FPV Ventures, Lip-Bu Tan, Lux Capital and Mayfield Fund.
Palo Alto-based Also, founded in 2025 by Chris Yu, offers electric micromobility options including cargo, commuter and trail bikes, and has amassed $505 million in total equity funding from DoorDash, Greenoaks and Prysm Capital. Space and clinical analytics rounded out the week’s mix.
Los Altos-based Antaris, launched in 2021 by Govindhasamy Karthik, Rupesh Gandupalli, Shankar Sivaprakasam and Thomas Barton, builds cloud-based software to design, simulate and operate satellite missions; it has raised $35.7 million in total equity funding from Lockheed Martin Ventures and WestWave Capital.
Rochester-based Ambient Clinical Analytics, founded in 2013 by Al Berning, Deb Sutherland and Drew Flaada, provides clinical analytics solutions to health systems and hospitals and has raised $17.5 million in total equity funding from Mairs & Power Venture Capital.
The compilation highlighted transactions across multiple US markets, with deals featuring Saronic, Starcloud, Coder and twenty other companies collectively representing $4.3 billion in new funding for the week.