# Who Invests With Rock Springs Capital: 28 Co-Investors (2026) > The 28 investors that have backed two or more of the same startups as Rock Springs Capital, by kind: vc firms and private equity and asset managers. Source: https://millionrounds.com/portfolio-maps/rock-springs-capital-co-investors (Millionrounds; every figure on the page links to its filing or article) ## VC firms 17 - [New Enterprise Associates](https://millionrounds.com/fund/new-enterprise-associates) - [Wellington Management](https://millionrounds.com/fund/wellington-management) - [Hatteras Venture Partners](https://millionrounds.com/fund/hatteras-venture-partners) - [Sofinnova Investments](https://millionrounds.com/fund/sofinnova-investments) - [Aju IB Investment](https://millionrounds.com/fund/aju-ib-investment) - [Deerfield](https://millionrounds.com/fund/deerfield) - [Lightstone Ventures](https://millionrounds.com/fund/lightstone-ventures) - [PureTech Health](https://millionrounds.com/fund/puretech-health) - [*FB* Fidelity Biosciences](https://millionrounds.com/fund/fidelity-biosciences) - [F-Prime Capital](https://millionrounds.com/fund/f-prime) - [Bay City Capital](https://millionrounds.com/fund/bay-city-capital) - [*UP* UCB Pharma](https://millionrounds.com/fund/ucb-pharma) - [Canaan](https://millionrounds.com/fund/canaan-partners) - [Redmile Group](https://millionrounds.com/fund/redmile-group) - [Fidelity](https://millionrounds.com/fund/fidelity) - [Pivotal bioVenture Partners](https://millionrounds.com/fund/pivotal-life-sciences) - [Longitude Capital](https://millionrounds.com/fund/longitude-capital) ## Private equity and asset managers 11 - [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) - [Perceptive Advisors](https://millionrounds.com/fund/perceptive-advisors) - [*SC* Sabby Capital](https://millionrounds.com/fund/sabby-capital) - [OrbiMed](https://millionrounds.com/fund/orbimed) - [Vivo Capital](https://millionrounds.com/fund/vivo-capital) - [Cormorant Asset Management](https://millionrounds.com/fund/cormorant-asset-management) - [Aisling Capital](https://millionrounds.com/fund/aisling-capital) - [*BC* Bain Capital Life Sciences](https://millionrounds.com/fund/bain-capital-life-sciences) - [Delos Capital](https://millionrounds.com/fund/delos-capital) - [Ally Bridge Group](https://millionrounds.com/fund/ally-bridge-group) - [Invus](https://millionrounds.com/fund/invus) ## Segment by segment ### VC firms 17 investors - [**New Enterprise Associates**](https://millionrounds.com/fund/new-enterprise-associates) VC firm United States 7 backed - [**Wellington Management**](https://millionrounds.com/fund/wellington-management) VC firm United States 5 backed - [**Hatteras Venture Partners**](https://millionrounds.com/fund/hatteras-venture-partners) VC firm United States 3 backed - [**Sofinnova Investments**](https://millionrounds.com/fund/sofinnova-investments) VC firm United States 3 backed - [**Aju IB Investment**](https://millionrounds.com/fund/aju-ib-investment) VC firm South Korea 2 backed - [**Deerfield**](https://millionrounds.com/fund/deerfield) VC firm United States 2 backed - [**Lightstone Ventures**](https://millionrounds.com/fund/lightstone-ventures) VC firm United States 2 backed - [**PureTech Health**](https://millionrounds.com/fund/puretech-health) VC firm United States 2 backed ### Private equity and asset managers 11 investors - [**RA Capital Management**](https://millionrounds.com/fund/ra-capital-management) Private equity United States 6 backed - [**Perceptive Advisors**](https://millionrounds.com/fund/perceptive-advisors) Asset manager United States 3 backed - [*SC* **Sabby Capital**](https://millionrounds.com/fund/sabby-capital) Private equity United States 3 backed - [**OrbiMed**](https://millionrounds.com/fund/orbimed) Private equity United States 3 backed - [**Vivo Capital**](https://millionrounds.com/fund/vivo-capital) Private equity United States 3 backed - [**Cormorant Asset Management**](https://millionrounds.com/fund/cormorant-asset-management) Private equity United States 2 backed - [**Aisling Capital**](https://millionrounds.com/fund/aisling-capital) Private equity United States 2 backed - [*BC* **Bain Capital Life Sciences**](https://millionrounds.com/fund/bain-capital-life-sciences) Private equity United States 2 backed **How this map is made.** Every investor here has backed two or more of the same startups as Rock Springs Capital, in rounds we track. Grouped by kind, each ranked by how many startups it shares with Rock Springs Capital. Rebuilt nightly; updated 15 November 2026. ## More portfolio maps [All portfolios](https://millionrounds.com/portfolio-maps) [Sector portfolio **Rock Springs Capital's Biotech portfolio** 15 startups ยท $3.4B](https://millionrounds.com/portfolio-maps/rock-springs-capital-biotech-portfolio)[Co-investors **Who invests with D1 Capital Partners** 40 co-investors](https://millionrounds.com/portfolio-maps/d1-capital-partners-co-investors)[Co-investors **Who invests with Trinity** 29 co-investors](https://millionrounds.com/portfolio-maps/trinity-co-investors)[Co-investors **Who invests with Y Combinator** 1,812 co-investors](https://millionrounds.com/portfolio-maps/y-combinator-co-investors)[Co-investors **Who invests with 500 Global** 996 co-investors](https://millionrounds.com/portfolio-maps/500-startups-co-investors)[Co-investors **Who invests with Techstars** 991 co-investors](https://millionrounds.com/portfolio-maps/techstars-co-investors) ## Raising from investors like Rock Springs Capital? 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