United States · Investor

Delos Capital

Last cheque observed Jun 2026; 11 cheques on record.

Deploying nowNew fund $300M, Jan 2022Private equity

Series ASeries BGrowthConnected-healthE-healthMental Health

Deploying now
50%of best year1cheques in 12 months, 11 on record
Since the last cheque153days00hrs00min00sec
Median round$34MRounds led4 of 11Sole investor2 roundsMostly inUnited States, 82%
Pitch Delos Capital

Delos Capital highlights

  1. 01

    1 cheques in the last 12 months

  2. 02

    Mostly Series B and Series C: 64% of its rounds

  3. 03

    Sole investor in 2 rounds, median $17M

What they do

Delos Capital is a private equity firm based in New York CityFrom their own website
Type
Private equity (from a list, unverified)
Cheque size
Not stated
Stages
Series ASeries BGrowth
Sectors
Connected-healthE-healthMental Health
Based in
Boston, United States
Cold pitches
Not stated

The record

Every round we can evidence, newest first11 appearances

  1. 2026

    1 round

  2. Jun
    RejoniVenture · US · Catalyst Health Ventures$25MWith 7 others
  3. 2024

    2 rounds

  4. Nov
    TRex BioSeries B · US · Avego Management$84MLed
  5. May
    Zenas BioPharmaSeries C · US · Tellus BioVentures$200MLed
  6. 2019

    4 rounds

  7. Dec
    Imperative CareSeries C · US · FinSMEs$85MWith 5 others
  8. Nov
    Clover BiopharmaceuticalSeries B · CN · FinSMEs$43MLed
  9. Sept
    Curamir TherapeuticsSeries A · US · FinSMEs$10MSole investor
  10. Jun
    OncoMyx TherapeuticsSeries A · US · FinSMEs$25MLed
  11. 2016

    1 round

  12. Jun
    Allecra TherapeuticsSeries B · DE · FinSMEs$24MSole investor
  13. 2015

    3 rounds

  14. Nov
    BAROnovaSeries D · US$37MWith 4 others
  15. Aug
    Syndax PharmaceuticalsSeries C · US$80MWith 12 others
  16. May
    Atia MedicalSeries B · US$3.0MWith 1 other

An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.

The team

Named by the firm itself, on a filing, its Form ADV or its company registration5 named

CCChi Chuan ChenDirector of Delos Capital Advisors LLC (02/2017); Manager of Delos Capital GP III, LLC (11/2021)iForm ADV
EKEileen KavanaghChief Compliance OfficeriForm ADV
HLHenry Lin ChenDirector of Delos Advisors Limited; Director of Delos Capital Advisors LLCiForm ADV
MRMatthew Robert ConstantinoChief Investment OfficeriForm ADV
MLMike Louis AmbrosioChief Financial OfficeriForm ADV

We also hold 19 people at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.

What the register says

From the firm's own filings with the SEC, which it must file accurately by law

$652Massets it manages, 2 advisers combinedOct 2026
Exemptreporting adviserventure or small private funds
Legal name
Delos Advisors Limited
SEC number
CRD 320761

Funds on its Form ADV

7 private funds, $298M in gross assets · filed Aug 2024

  1. Delos Investment Fund II, L.P.Private equity28 investors$238M
  2. Delos Investment Fund, L.P.Private equity34 investors$30M
  3. Delos USF Co-Investors, L.P.Private equity2 investors$15M
  4. Delos LSI Co-Investors, L.P.Private equity2 investors$8.1M
  5. Delos USF Co-Investors II L.P.Private equity1 investor$5.0M
  6. Delos USF Lender Co-Investor L.P.Private equity2 investors$1.9M
  7. Delos Pioneer Co-Investors, L.P.Private equity2 investors$463K

What they claim to have backed

From their own portfolio page (on their website)

9 of 24 we have independently watched raise

Atia Accommodating intraocularCuramir Genetic medicineEccogene Leading platformEnsoma In vivoImperative Interventional strokeInstylla Next-generation liquidRejoni A solutionSTRM.BIO Novel geneTRexBio Advancing aAllecra Novel treatmentAlpha-9 Oncology TargetedAltrubio Clinical stageApbioincCardurion Pharmaceuticals DevelopingClover Biopharmaceuticals I/OCuratia Interventional vascular productsHemo A leadingIntrinsic Spinal implantsLipoSeuticals Enhancement ofPhanes Therapeutics InnovativeSirius Therapeutics LeadingTruvic Innovative solutionsTulavi Neuro-modulation toVerge Medical Aorto-ostial

Weaker than a round we watched, stronger than a list somebody sold us. A firm is far less willing to put a company on its own site that it never funded.

Companies it bought

Acquisitions by the firm itself

FCA PackagingUndisclosedJan 2015

Who they invest alongside

The investors most often in the same rounds as Delos Capital. A count of rooms they were both in, not a relationship either has claimed.

Recently backed

The latest companies Delos Capital put money into.

Quick answers about Delos Capital

What does Delos Capital invest in?

Delos Capital invests most often at Series B and Series C (64% of the rounds on record), in sectors such as Connected-health, E-health and Mental Health.

How active is Delos Capital?

11 investments on record, 1 of them in the last 12 months, and it led 4. The most recent was in Jun 2026.

What has Delos Capital invested in recently?

Its most recent investments on record: Rejoni (Venture, Jun 2026), TRex Bio (Series B, Nov 2024) and Zenas BioPharma (Series C, May 2024).

How big are Delos Capital's cheques?

The median round it joins is $34M.

Does Delos Capital lead rounds?

Yes: it led 4 of its 11 investments on record (36%).

Where does Delos Capital invest?

Most of the companies it backs are in the United States (82%), China (9%) and Germany (9%).

Is Delos Capital investing now?

Yes: it is actively investing, with 1 investments in the last 12 months.

Who does Delos Capital invest alongside?

Most often Longitude Capital (2 rounds together) and Rock Springs Capital (2 rounds together).

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Built from the rounds we watched, its filings and its own website, refreshed every night. How we count · Report a correction · Is this your firm? Claim it