Blackstone Annex Master Fund L.P.
Hedge FundFund ID 805-4135193975Cayman Islands
Gross assets
$1.98B
Min. investment
$100K
Beneficial owners
84
Size rank
Top 4%
Audited
Yes
Structure
Master
About this fund
Blackstone Annex Master Fund L.P. is a hedge fund managed by Blackstone Alternative Asset Management L.P.. The fund reports $2 billion in gross assets, placing it among the top 4% of private funds by size. The stated minimum investment is $100,000. Its financial statements are audited annually. Private funds are not required to publicly disclose returns; Form ADV reports assets, structure, and service providers, shown above.
Fund details
| Fund ID | 805-4135193975 |
| Fund type | Hedge Fund |
| 3(c)(1) exclusion | No |
| 3(c)(7) exclusion | Yes |
| Master fund | Yes |
| Feeder fund | No |
| Fund of funds | No |
| Relies on exemption from registration | No |
| Annual audit | Yes |
| Prepared per GAAP | Yes |
| Sub-advised | No |
| % of assets independently valued | 100% |
Other funds from this manager
| Fund | Type | Gross assets |
|---|---|---|
| Blackstone Partners Os Master Icav | Other Private | $9.39B |
| Blackstone Partners Offshore Fund Ltd. | Other Private | $5.52B |
| Tahquamenon Fund L.P. | Other Private | $5.32B |
See all 109 funds from this manager — unlock the full record.
Join to unlock · $37/moFrequently asked questions
How large is Blackstone Annex Master Fund L.P.?
Blackstone Annex Master Fund L.P. reports $2 billion in gross assets, among the top 4% of private funds by size.
What is the minimum investment for Blackstone Annex Master Fund L.P.?
The stated minimum investment is $100,000.
Who manages Blackstone Annex Master Fund L.P.?
Blackstone Annex Master Fund L.P. is managed by Blackstone Alternative Asset Management L.P.
Does Blackstone Annex Master Fund L.P. disclose returns?
No. Private funds are not required to publicly disclose performance. Form ADV reports assets, structure, and service providers.
Manager
B
New York, NY
Service providers
Reported gross assets
$1.98B▲ 52%
Mar '25Form ADV, monthlyJun '26
How this fund compares
Gross assetsTop 4%
Larger than 96% of 67,041 private funds
Gross assets vs Hedge FundsTop 8%
Larger than 92% of 12,442 hedge funds
Minimum investmentTop 71%
Higher than 29% of funds reporting a minimum
Investor base
Adviser & related persons78%
Funds of funds67%
Non-U.S. persons6%
Share of the fund's beneficial ownership reported on Form ADV. Categories can overlap.