Sio Capital Management

Hedge Fund SEC-registered adviser

Legal name: Sio Capital Management, LLC

New York, NY Website

AUM

$1.3B
Regulatory AUM

Private funds

2
Hedge Fund 2

Private fund assets

$685.1M
Gross asset value

Employees

13

Last Form D raise

Feb 2026
Most recent fund filing

From SEC Form ADV filing (filed Mar 18, 2026). View on SEC

People(2)

Owners and executive officers named on the firm's SEC Form ADV.

J
Judah Drillick
Chief Executive Officer
Source: SEC Form ADV
M
Michael Castor
Managing Member
Source: SEC Form ADV

Funds(2)

Private funds reported on Form ADV, with amounts raised from the funds' SEC Form D filings.

FundTypeGross assetsRaised (Form D)InvestorsLast Form DRecency
Sio Partners, LPHedge Fund$394.4M$478.4M193Feb 2026Warm
Sio Partners Offshore, LTD.Hedge Fund$290.7M$401.6M116Feb 2026Warm

Board seats

Companies whose SEC Form D filings name one of this firm's people as a director, matched by name and office ZIP code.

No board seats matched from SEC filings yet.

Regulatory identifiers

CRD number
165989
SEC file number
801-78021

Sources