AltMountain

Sunriver Fund LP

Greenwich, CT · CIK 1658867

Sunriver Fund LP is a hedge fund based in Greenwich, Connecticut. According to its most recent Form D, filed Apr 17, 2026, the fund has sold $327,607,124 of interests to 36 investors since its first sale in Nov 2015. The filing does not set a minimum investment. 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 Sunriver Management LLC; Sunriver GP LLC.

Performance

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

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Total raised
$327,607,124Cumulative sales reported on Form D
Investors
36
First sale
Nov 1, 2015
Minimum investment
None set
Who can invest
Qualified purchasersSection 3(c)(7): generally $5M+ in investments
Offering exemption
Rule 506(b)No general advertising
Key people and entities
Sunriver Management LLC; Sunriver GP LLC
Latest Form D
Apr 17, 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 AltMountain 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 · Request a correction

Questions about Sunriver Fund LP

What is the minimum investment for Sunriver Fund LP?

Sunriver Fund LP's latest Form D, filed Apr 17, 2026, does not set a minimum investment. Managers can still require one in the offering documents.

Who can invest in Sunriver Fund LP?

Sunriver Fund LP is generally open only to qualified purchasers (generally individuals with at least $5 million in investments), because it relies on Section 3(c)(7). It uses Rule 506(b), which does not allow general advertising.

How much has Sunriver Fund LP raised?

Sunriver Fund LP reports $327,607,124 sold from 36 investors on its Form D filed Apr 17, 2026. This is cumulative sales since the offering began, not current assets or performance.

Where is Sunriver Fund LP based?

Sunriver Fund LP is based in Greenwich, Connecticut.

When did Sunriver Fund LP launch?

Sunriver Fund LP reports its first sale in Nov 2015.

Size compared with every hedge fund

Raised more than 84% of the 862 hedge funds based in Connecticut, and more than 77% of all 10,308 that report sales.

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