AltMountain

FourSixThree Domestic Fund, LLC

New York, NY · CIK 1852980 · Managed by Foursixthree Capital LP

FourSixThree Domestic Fund, LLC is a hedge fund based in New York, New York. According to its most recent Form D, filed Apr 15, 2026, the fund has sold $601,464,557 of interests to 52 investors since its first sale in Apr 2021. The minimum investment it accepts from an outside investor is $50,000. 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 FourSixThree MM, LLC; FourSixThree Capital LP; William Kelly.

Performance

13F estimate · public data only

No verified returns have been reported for this fund. As a rough guide, Foursixthree Capital LP, which manages it, disclosed U.S. stock holdings that returned an estimated -11.1% 2026 YTD through Jun 30 (S&P 500: +9.5%), based only on its public 13F filings. Over a longer period, Q1 2025 to Q2 2026, the estimate is +129.1% (S&P 500: +27.4%).

This estimate covers the firm's whole disclosed long U.S. stock portfolio. It is not this fund's return and excludes dividends, fees, shorts, derivatives, bonds, cash and trading within each quarter.

Is this your fund? Report your monthly returns · How performance works

Total raised
$601,464,557Cumulative sales reported on Form D
Investors
52
First sale
Apr 1, 2021
Minimum investment
$50,000
Who can invest
Qualified purchasersSection 3(c)(7): generally $5M+ in investments
Offering exemption
Rule 506(b)No general advertising
Key people and entities
FourSixThree MM, LLC; FourSixThree Capital LP; William Kelly
Latest Form D
Apr 15, 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 FourSixThree Domestic Fund, LLC

What is the minimum investment for FourSixThree Domestic Fund, LLC?

According to its latest Form D, filed Apr 15, 2026, the minimum investment FourSixThree Domestic Fund, LLC accepts from an outside investor is $50,000.

Who can invest in FourSixThree Domestic Fund, LLC?

FourSixThree Domestic Fund, LLC 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 FourSixThree Domestic Fund, LLC raised?

FourSixThree Domestic Fund, LLC reports $601,464,557 sold from 52 investors on its Form D filed Apr 15, 2026. This is cumulative sales since the offering began, not current assets or performance.

Where is FourSixThree Domestic Fund, LLC based?

FourSixThree Domestic Fund, LLC is based in New York, New York and is managed by Foursixthree Capital LP.

When did FourSixThree Domestic Fund, LLC launch?

FourSixThree Domestic Fund, LLC reports its first sale in Apr 2021.

Size compared with every hedge fund

Raised more than 82% of the 2,544 hedge funds based in New York, and more than 84% of all 10,308 that report sales.

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