AltMountain

Mariner Atlantic Multi-Strategy Fund, LTD

Offshore

Mariner Atlantic Multi-Strategy Fund, LTD is a hedge fund based in Road Town, Virgin Islands, British. According to its most recent Form D, filed Jan 8, 2026, the fund has sold $4,986,007,959 of interests to 1,066 investors since its first sale in Jan 2009. 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. Related persons named in the filing include Peter O'Rourke; Geoff Ruddick; Mariner Investment Group, LLC.

Performance

13F estimate · public data only

No verified returns have been reported for this fund. As a rough guide, Mariner Investment Group, LLC, which manages it, disclosed U.S. stock holdings that returned an estimated -3.8% 2026 YTD through Jun 30 (S&P 500: +9.5%), based only on its public 13F filings. Over a longer period, Q3 2024 to Q2 2026, the estimate is -5.1% (S&P 500: +37.2%).

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.

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Total raised
$4,986,007,959Cumulative sales reported on Form D
Investors
1,066
First sale
Jan 1, 2009
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
Peter O'Rourke; Geoff Ruddick; Mariner Investment Group, LLC
Latest Form D
Jan 8, 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 Mariner Atlantic Multi-Strategy Fund, LTD

What is the minimum investment for Mariner Atlantic Multi-Strategy Fund, LTD?

According to its latest Form D, filed Jan 8, 2026, the minimum investment Mariner Atlantic Multi-Strategy Fund, LTD accepts from an outside investor is $100,000.

Who can invest in Mariner Atlantic Multi-Strategy Fund, LTD?

Mariner Atlantic Multi-Strategy Fund, LTD 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 Mariner Atlantic Multi-Strategy Fund, LTD raised?

Mariner Atlantic Multi-Strategy Fund, LTD reports $4,986,007,959 sold from 1,066 investors on its Form D filed Jan 8, 2026. This is cumulative sales since the offering began, not current assets or performance.

Where is Mariner Atlantic Multi-Strategy Fund, LTD based?

Mariner Atlantic Multi-Strategy Fund, LTD is based in Road Town, Virgin Islands, British and is managed by Mariner Investment Group, LLC.

When did Mariner Atlantic Multi-Strategy Fund, LTD launch?

Mariner Atlantic Multi-Strategy Fund, LTD reports its first sale in Jan 2009.

Size compared with every hedge fund

Raised more than 94% of the 68 hedge funds based in Virgin Islands, British, and more than 99% of all 10,308 that report sales.

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