AltMountain

Longtail Feeder Fund III LP

Grand Cayman, Cayman Islands · CIK 1993420 · Managed by Stone Ridge Asset Management LLC
EmergingOffshore

Longtail Feeder Fund III LP is a private equity fund based in Grand Cayman, Cayman Islands. According to its most recent Form D, filed Sep 25, 2025, it has sold $33,368,352 of interests to 103 investors since its first sale in Jun 2024. 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. Based on its first sale date and the amount raised, AltMountain classifies it as an emerging manager. Related persons named in the filing include Richard Taylor; Stone Ridge Asset Management LLC.

Total raised
$33,368,352Cumulative sales reported on Form D
Investors
103
First sale
Jun 24, 2024
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
Richard Taylor; Stone Ridge Asset Management LLC
Latest Form D
Sep 25, 2025

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. Returns are not part of SEC filings. Private funds are speculative, illiquid and generally limited to accredited investors or qualified purchasers. Full disclosures · Request a correction

Questions about Longtail Feeder Fund III LP

What is the minimum investment for Longtail Feeder Fund III LP?

According to its latest Form D, filed Sep 25, 2025, the minimum investment Longtail Feeder Fund III LP accepts from an outside investor is $100,000.

Who can invest in Longtail Feeder Fund III LP?

Longtail Feeder Fund III 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 Longtail Feeder Fund III LP raised?

Longtail Feeder Fund III LP reports $33,368,352 sold from 103 investors on its Form D filed Sep 25, 2025. This is cumulative sales since the offering began, not current assets or performance.

Where is Longtail Feeder Fund III LP based?

Longtail Feeder Fund III LP is based in Grand Cayman, Cayman Islands and is managed by Stone Ridge Asset Management LLC.

When did Longtail Feeder Fund III LP launch?

Longtail Feeder Fund III LP reports its first sale in Jun 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 private equity fund

Raised more than 62% of the 350 private equity funds based in Cayman Islands, and more than 58% of all 9,142 that report sales.

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