HedgeMountain

Casdin Partners Offshore, Ltd.

George Town, Grand Cayman, Cayman Islands · CIK 1710123
Offshore

Casdin Partners Offshore, Ltd. is a hedge fund based in George Town, Grand Cayman, Cayman Islands. According to its most recent Form D, filed Mar 13, 2026, the fund has sold $1,178,270,590 of interests to 134 investors since its first sale in Jul 2017. The minimum investment it accepts from an outside investor is $100,000. It relies on the Section 3(c)(7) exclusion, so investors generally must be qualified purchasers. The offering uses Rule 506(b), which does not permit general solicitation. Related persons named in the filing include Ronan Guilfoyle; Andrew Malik; Eli Casdin.

Performance

No verified returns have been reported for this fund. Hedge fund returns are not part of SEC filings; managers report them to HedgeMountain directly.

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Total raised
$1,178,270,590Cumulative sales reported on Form D
Investors
134
First sale
Jul 1, 2017
Minimum investment
$100,000
Who can invest
Qualified purchasersSection 3(c)(7): generally $5M+ in investments
Offering exemption
Rule 506(b)No general advertising
Key people and entities
Ronan Guilfoyle; Andrew Malik; Eli Casdin
Latest Form D
Mar 13, 2026

From SEC filings, not verified. This page republishes the fund's Form D as filed. It is not an offer, solicitation or recommendation, and HedgeMountain has not reviewed the fund. “Raised” is cumulative sales, not current assets or performance. Private funds are speculative, illiquid and generally limited to accredited investors or qualified purchasers. Full disclosures

Size compared with every hedge fund

Raised more than 88% of the 2,343 hedge funds based in Cayman Islands, and more than 91% of all 10,157 that report sales.

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