HedgeMountain

Clough Investment Partners I, L.P.

Boston, MA · CIK 1108843

Clough Investment Partners I, L.P. is a hedge fund based in Boston, Massachusetts. According to its most recent Form D, filed Apr 29, 2026, the fund has sold $1,074,608,876 of interests to 342 investors since its first sale in Mar 2000. The minimum investment it accepts from an outside investor is $2,000,000. 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 Charles Clough, Jr; Daniel Gillis; Clough Capital Partners L.P.

Performance

No verified returns have been reported for this fund. Hedge fund returns are not part of SEC filings; managers report them to HedgeMountain directly.

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Total raised
$1,074,608,876Cumulative sales reported on Form D
Investors
342
First sale
Mar 1, 2000
Minimum investment
$2,000,000
Who can invest
Qualified purchasersSection 3(c)(7): generally $5M+ in investments
Offering exemption
Rule 506(b)No general advertising
Key people and entities
Charles Clough, Jr; Daniel Gillis; Clough Capital Partners L.P
Latest Form D
Apr 29, 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 HedgeMountain 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

Size compared with every hedge fund

Raised more than 83% of the 472 hedge funds based in Massachusetts, and more than 90% of all 10,157 that report sales.

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