AltMountain

OrbiMed Partners, Ltd.

Road Town, Tortola, Virgin Islands, British · CIK 1459984 · Managed by Orbimed Advisors LLC
Offshore

OrbiMed Partners, Ltd. is a hedge fund based in Road Town, Tortola, Virgin Islands, British. According to its most recent Form D, filed Jul 10, 2026, the fund has sold $2,611,956,097 of interests to 779 investors since its first sale in Dec 1996. 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 Sven Borho; Brian Burkholder; OrbiMed Capital LLC.

Performance

13F estimate · public data only

No verified returns have been reported for this fund. As a rough guide, Orbimed Advisors LLC, which manages it, disclosed U.S. stock holdings that returned an estimated +16.0% 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 +48.4% (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
$2,611,956,097Cumulative sales reported on Form D
Investors
779
First sale
Dec 1, 1996
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
Sven Borho; Brian Burkholder; OrbiMed Capital LLC
Latest Form D
Jul 10, 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 OrbiMed Partners, Ltd.

What is the minimum investment for OrbiMed Partners, Ltd.?

According to its latest Form D, filed Jul 10, 2026, the minimum investment OrbiMed Partners, Ltd. accepts from an outside investor is $100,000.

Who can invest in OrbiMed Partners, Ltd.?

OrbiMed Partners, 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 OrbiMed Partners, Ltd. raised?

OrbiMed Partners, Ltd. reports $2,611,956,097 sold from 779 investors on its Form D filed Jul 10, 2026. This is cumulative sales since the offering began, not current assets or performance.

Where is OrbiMed Partners, Ltd. based?

OrbiMed Partners, Ltd. is based in Road Town, Tortola, Virgin Islands, British and is managed by Orbimed Advisors LLC.

When did OrbiMed Partners, Ltd. launch?

OrbiMed Partners, Ltd. reports its first sale in Dec 1996.

Size compared with every hedge fund

Raised more than 91% of the 68 hedge funds based in Virgin Islands, British, and more than 97% of all 10,308 that report sales.

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