HedgeMountain

BlackBox Master Fund, LP

Larchmont, NY · CIK 1520175

BlackBox Master Fund, LP is a hedge fund based in Larchmont, New York. According to its most recent Form D, filed Jul 23, 2026, the fund has sold $13,039,745 of interests to 23 investors since its first sale in Mar 2009. The minimum investment it accepts from an outside investor is $100,000. It relies on the Section 3(c)(1) exclusion, which limits it to 100 beneficial owners, typically accredited investors. The offering uses Rule 506(b), which does not permit general solicitation. Related persons named in the filing include Brian Jones; Michael Salemi.

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
$13,039,745Cumulative sales reported on Form D
Investors
23
First sale
Mar 31, 2009
Minimum investment
$100,000
Who can invest
Accredited investorsSection 3(c)(1): up to 100 beneficial owners
Offering exemption
Rule 506(b)No general advertising
Key people and entities
Brian Jones; Michael Salemi
Latest Form D
Jul 23, 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 25% of the 2,479 hedge funds based in New York, and more than 24% of all 10,157 that report sales.

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