BlackBox Master Fund, LP
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 AltMountain 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 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 BlackBox Master Fund, LP
What is the minimum investment for BlackBox Master Fund, LP?
According to its latest Form D, filed Jul 23, 2026, the minimum investment BlackBox Master Fund, LP accepts from an outside investor is $100,000.
Who can invest in BlackBox Master Fund, LP?
BlackBox Master Fund, LP is generally open only to accredited investors, and it may have no more than 100 beneficial owners because it relies on Section 3(c)(1). It uses Rule 506(b), which does not allow general advertising.
How much has BlackBox Master Fund, LP raised?
BlackBox Master Fund, LP reports $13,039,745 sold from 23 investors on its Form D filed Jul 23, 2026. This is cumulative sales since the offering began, not current assets or performance.
Where is BlackBox Master Fund, LP based?
BlackBox Master Fund, LP is based in Larchmont, New York and is managed by Blackbox Group LLC.
When did BlackBox Master Fund, LP launch?
BlackBox Master Fund, LP reports its first sale in Mar 2009.
Size compared with every hedge fund
Raised more than 26% of the 2,544 hedge funds based in New York, and more than 24% of all 10,308 that report sales.