Calyxo

Pleasanton, CA · Founded 2016 · Privately Held (backing)

Developer of minimally invasive medical devices designed to improve kidney stone treatment outcomes. Calyxo is based in Pleasanton, CA and was founded in 2016. It was valued at $685 million at its later-stage round in Apr 2026, the last priced event on record. It has raised $166 million across 4 recorded rounds; the latest was a $40.1 million early-stage round in Apr 2026.

PMV mark · valuation
$684.6M
Oct 2026
Priced at
its later-stage round
Apr 2026
Total raised
$166.0M
Last round
Early Stage VC
Apr 2026

Who backs Calyxo?

7 investors
InvestorType
Ally Bridge GroupGrowth equity
Avidity PartnersAsset manager
CRGVenture capital
Janus Henderson Investors—
Questa Capital—
VIC Technology Venture Development—
Warren Point Capital—
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Calyxo investors

7 investors are on record for Calyxo, including Ally Bridge Group, Avidity Partners, CRG and Janus Henderson Investors. The early-stage round in Apr 2026 drew 12 investors.

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