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Ally Bridge Group

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Global healthcare investment management firm founded in 2013 by Frank Yu; manages private equity and public equity strategies focused on high-impact life science innovation; has co-led $6B+ in transactions including surgical robotics deals.

HeadquartersNew York, US

Portfolio2 companies

Cited round volume$1.0B

Cited rounds5

01

Physical AI portfolio

Round-by-round participation

CMR SurgicalRobot maker · registered · corporate

2025-04-02Growth$200MSource

2023-09-20Series D$165MSource

2021-06-28Series D · Lead$600MSource

Quantum SurgicalRobot maker · registered · corporate

2021-10-19Series A · Lead$48MSource

2018-06-03Series A · LeadNot disclosedSource

02

Source ledger

5 unique public sources

CMR Surgical secures more than $200M to accelerate growth (combined equity + $68M debt from Trinity Capital)GlobeNewswire · retrieved 2026-07-05

CMR Surgical raises $165m from existing investors SoftBank and Tencent (original GBP £133M)Sifted · retrieved 2026-07-05

CMR Surgical raises $600 million in Series D financingGlobeNewswire · retrieved 2026-07-05

Quantum Surgical Secures EUR 40 million to Support the Commercial Launch of Epione (approx. USD 48M at Oct 2021 rates)Ally Bridge Group · retrieved 2026-07-05

Ally Bridge Group Expands Early-stage Cancer Solution Portfolio with Investment in Quantum Surgical (first tranche; total ABG commitment described as $50M; amount of this tranche undisclosed)PR Newswire · retrieved 2026-07-05