AltMountain

CastleKnight Access Fund Ltd.

New York, NY · CIK 2112571 · Managed by Castleknight Management LP
Emerging

CastleKnight Access Fund Ltd. is a hedge fund based in New York, New York. According to its most recent Form D, filed Sep 8, 2026, the fund has sold $24,135,000 of interests to 145 investors since its first sale in Feb 2026. 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 Andrea Capeci; Martin Steyn; Asterion Fund Services (Offshore) Ltd.

Performance

13F estimate · public data only

No verified returns have been reported for this fund. As a rough guide, Castleknight Management LP, which manages it, disclosed U.S. stock holdings that returned an estimated +52.0% 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 +118.2% (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.

Is this your fund? Report your monthly returns · How performance works

Total raised
$24,135,000Cumulative sales reported on Form D
Investors
145
First sale
Feb 2, 2026
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
Andrea Capeci; Martin Steyn; Asterion Fund Services (Offshore) Ltd
Latest Form D
Sep 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 CastleKnight Access Fund Ltd.

What is the minimum investment for CastleKnight Access Fund Ltd.?

According to its latest Form D, filed Sep 8, 2026, the minimum investment CastleKnight Access Fund Ltd. accepts from an outside investor is $100,000.

Who can invest in CastleKnight Access Fund Ltd.?

CastleKnight Access 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 CastleKnight Access Fund Ltd. raised?

CastleKnight Access Fund Ltd. reports $24,135,000 sold from 145 investors on its Form D filed Sep 8, 2026. This is cumulative sales since the offering began, not current assets or performance.

Where is CastleKnight Access Fund Ltd. based?

CastleKnight Access Fund Ltd. is based in New York, New York and is managed by Castleknight Management LP.

When did CastleKnight Access Fund Ltd. launch?

CastleKnight Access Fund Ltd. reports its first sale in Feb 2026, 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 hedge fund

Raised more than 32% of the 2,544 hedge funds based in New York, and more than 33% of all 10,307 that report sales.

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