HedgeMountain

One William Street Capital Partners, L.P.

New York, NY · CIK 1435076

One William Street Capital Partners, L.P. is a hedge fund based in New York, New York. According to its most recent Form D, filed Mar 6, 2026, the fund has sold $1,189,985,158 of interests to 180 investors since its first sale in Apr 2008. The filing does not set a minimum investment. 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 One William Street Capital Partners GP, LLC; David Sherr; One William Street Capital Management, 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
$1,189,985,158Cumulative sales reported on Form D
Investors
180
First sale
Apr 1, 2008
Minimum investment
None set
Who can invest
Qualified purchasersSection 3(c)(7): generally $5M+ in investments
Offering exemption
Rule 506(b)No general advertising
Key people and entities
One William Street Capital Partners GP, LLC; David Sherr; One William Street Capital Management, L.P
Latest Form D
Mar 6, 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 89% of the 2,479 hedge funds based in New York, and more than 91% of all 10,157 that report sales.

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