AltMountain

Sunstone Fund, Ltd

New York, NY · CIK 2033862 · Managed by Sunstone Asset Management
Emerging

Sunstone Fund, Ltd is a hedge fund based in New York, New York. According to its most recent Form D, filed Aug 28, 2026, the fund has sold $832,522 of interests to 1 investor since its first sale in Aug 2024. The minimum investment it accepts from an outside investor is $100,000. It relies on the Section 3(c)(1) exclusion, which limits it to 100 beneficial owners, typically accredited investors. The offering uses Rule 506(b), which does not permit general solicitation. Based on its first sale date and the amount raised, AltMountain classifies it as an emerging manager. Related persons named in the filing include Sunstone Fund GP, LLC; Sunstone Asset Management, LP.

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
$832,522Cumulative sales reported on Form D
Investors
1
First sale
Aug 1, 2024
Minimum investment
$100,000
Who can invest
Accredited investorsSection 3(c)(1): up to 100 beneficial owners
Offering exemption
Rule 506(b)No general advertising
Key people and entities
Sunstone Fund GP, LLC; Sunstone Asset Management, LP
Latest Form D
Aug 28, 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 Sunstone Fund, Ltd

What is the minimum investment for Sunstone Fund, Ltd?

According to its latest Form D, filed Aug 28, 2026, the minimum investment Sunstone Fund, Ltd accepts from an outside investor is $100,000.

Who can invest in Sunstone Fund, Ltd?

Sunstone Fund, Ltd is generally open only to accredited investors, and it may have no more than 100 beneficial owners because it relies on Section 3(c)(1). It uses Rule 506(b), which does not allow general advertising.

How much has Sunstone Fund, Ltd raised?

Sunstone Fund, Ltd reports $832,522 sold from 1 investor on its Form D filed Aug 28, 2026. This is cumulative sales since the offering began, not current assets or performance.

Where is Sunstone Fund, Ltd based?

Sunstone Fund, Ltd is based in New York, New York and is managed by Sunstone Asset Management.

When did Sunstone Fund, Ltd launch?

Sunstone Fund, Ltd reports its first sale in Aug 2024, which makes it an emerging manager by AltMountain's definition (first sale in 2021 or later and under $50 million raised).

Size compared with every hedge fund

Raised more than 11% of the 2,544 hedge funds based in New York, and more than 5% of all 10,308 that report sales.

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