# Blackstone Alternative Investment Funds

Blackstone Alternative Investment Funds (CIK 1557794) is an SEC-registered fund company with 1 reporting fund series and $3.6B in net assets as of 2026-03-31.

## Registrant

- CIK: 1557794
- File number: 811-22743
- LEI: 549300C1ND700M70DR68
- Address: 345 PARK AVENUE, NEW YORK, US-NY, 10154-0004
- Phone: 212-583-5000
- Net assets: $3.6B
- Total assets: $10.8B
- Fund series: 1
- Latest report: 2026-03-31

## Fund series (1)

| Series | Net assets |
| --- | --- |
| [Blackstone Alternative Multi-Strategy Fund](https://search.stillhousedata.com/fund/S000045538) | $3.6B |

## Largest reported holdings (across all series)

| Holding | Value |
| --- | --- |
| [UMBS, TBA](https://search.stillhousedata.com/security/01F052649) | $475.1M |
| [UMBS, TBA](https://search.stillhousedata.com/security/01F062655) | $375.1M |
| [UMBS, TBA](https://search.stillhousedata.com/security/01F052656) | $200.6M |
| [Government National Mortgage Association](https://search.stillhousedata.com/security/21H052652) | $169.6M |
| ROKOS GLOBAL MACRO FUND LTD | $107.3M |
| ASGARD FIXED INCOME RSK PREMIA | $99.7M |
| [Government National Mortgage Association](https://search.stillhousedata.com/security/21H052645) | $96.6M |
| Ruffer SICAV - Ruffer Total Return International | $84.2M |
| [UMBS, TBA](https://search.stillhousedata.com/security/01F062648) | $75.5M |
| Kirkoswald Global Ltd. | $70.1M |
| [UMBS, TBA](https://search.stillhousedata.com/security/01F050650) | $52.2M |
| [Applied Materials Inc](https://search.stillhousedata.com/security/038222105) | $51.6M |
| [UMBS, TBA](https://search.stillhousedata.com/security/01F060659) | $50.9M |
| Barclays Bank PLC | $43.7M |
| Pershing Square Holdings Ltd/Fund | $37.7M |

## More

- [CIK 1557794 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1557794&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/registrant/1557794.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.