# CION Grosvenor Infrastructure Master Fund, LLC

CION Grosvenor Infrastructure Master Fund, LLC (CIK 2001586) is an SEC-registered fund company and $405.6M in net assets as of 2026-03-31.

## Registrant

- CIK: 2001586
- File number: 811-24043
- LEI: 529900KLTOC34RKNY298
- Address: 100 Park Ave 25th Floor, New York, US-NY, 10017
- Phone: 6464302384
- Net assets: $405.6M
- Total assets: $414.3M
- Latest report: 2026-03-31

## Fund series (1)

| Series | Net assets |
| --- | --- |
| CION Grosvenor Infrastructure Master Fund, LLC | $405.6M |

## Largest reported holdings (across all series)

| Holding | Value |
| --- | --- |
| [Dreyfus Treasury Obligations Cash Management Fund](https://search.stillhousedata.com/security/261908107) | $37.0M |
| [Constellation Energy Corp](https://search.stillhousedata.com/security/21037T109) | $31.5M |

## More

- [CIK 2001586 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2001586&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/registrant/2001586.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.