AltMountain

Thirteen Partners Concentrated 4, LLC

New York, NY · CIK 1799686 · Managed by Alternative Investment Management, LLC

Thirteen Partners Concentrated 4, LLC is a hedge fund based in New York, New York. According to its most recent Form D, filed Jan 13, 2026, the fund has sold $114,303,665 of interests to 53 investors since its first sale in Jan 2020. The minimum investment it accepts from an outside investor is $25,000. 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 Alternative Investment Management, LLC; Thirteen Capital Associates, LLC; Jonathan Harris.

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
$114,303,665Cumulative sales reported on Form D
Investors
53
First sale
Jan 1, 2020
Minimum investment
$25,000
Who can invest
Qualified purchasersSection 3(c)(7): generally $5M+ in investments
Offering exemption
Rule 506(b)No general advertising
Key people and entities
Alternative Investment Management, LLC; Thirteen Capital Associates, LLC; Jonathan Harris
Latest Form D
Jan 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 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 Thirteen Partners Concentrated 4, LLC

What is the minimum investment for Thirteen Partners Concentrated 4, LLC?

According to its latest Form D, filed Jan 13, 2026, the minimum investment Thirteen Partners Concentrated 4, LLC accepts from an outside investor is $25,000.

Who can invest in Thirteen Partners Concentrated 4, LLC?

Thirteen Partners Concentrated 4, 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 Thirteen Partners Concentrated 4, LLC raised?

Thirteen Partners Concentrated 4, LLC reports $114,303,665 sold from 53 investors on its Form D filed Jan 13, 2026. This is cumulative sales since the offering began, not current assets or performance.

Where is Thirteen Partners Concentrated 4, LLC based?

Thirteen Partners Concentrated 4, LLC is based in New York, New York and is managed by Alternative Investment Management, LLC.

When did Thirteen Partners Concentrated 4, LLC launch?

Thirteen Partners Concentrated 4, LLC reports its first sale in Jan 2020.

Size compared with every hedge fund

Raised more than 57% of the 2,544 hedge funds based in New York, and more than 60% of all 10,308 that report sales.

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