# ALT5 SIGMA CORP COM

ALT5 SIGMA CORP COM is a security (CUSIP 47089W104) tracked across SEC portfolio filings. 89 institutional managers reported $54.4M on Form 13F as of 2026-06-30; 4 registered fund positions totaling $1.7M via N-PORT as of 2026-03-31.

## Summary

- Issuer: ALT5 SIGMA CORP
- Class: COM
- CUSIP: 47089W104
- Asset category: EC
- 13F holders: 89
- 13F value: $54.4M
- 13F period: 2026-06-30
- N-PORT fund positions: 4
- N-PORT value: $1.7M
- N-PORT report: 2026-03-31

## Top institutional holders (Form 13F)

_Showing 15 of 89 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [CRCM LP](https://search.stillhousedata.com/firm/160976) | SAN FRANCISCO, CA | $14.0M | 12,611,530 |
| [Diametric Capital, LP](https://search.stillhousedata.com/firm/288409) | BOSTON, MA | $6.9M | 6,200,620 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $6.4M | 5,856,146 |
| [PRELUDE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/158105) | NEW YORK, NY | $3.3M | 2,950,155 |
| BlackRock, Inc. | New York, NY | $3.1M | 2,792,324 |
| [Hunting Hill Global Capital, LLC](https://search.stillhousedata.com/firm/167481) | New York, NY | $2.1M | 1,924,603 |
| UBS Group AG | Zurich, V8 | $2.1M | 1,891,618 |
| [CITADEL ADVISORS LLC](https://search.stillhousedata.com/firm/148826) | MIAMI, FL | $1.8M | 1,413,849 |
| MILLENNIUM MANAGEMENT LLC | NEW YORK, NY | $1.7M | 1,508,918 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $1.7M | 1,491,367 |
| WOLVERINE TRADING, LLC | CHICAGO, IL | $1.2M | 35,586 |
| Jump Financial, LLC | Chicago, IL | $1.1M | 1,000,000 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | BALA CYNWYD, PA | $1.1M | 687,616 |
| JANE STREET GROUP, LLC | NEW YORK, NY | $922K | 552,911 |
| [CHARLES SCHWAB INVESTMENT MANAGEMENT INC](https://search.stillhousedata.com/firm/106753) | SAN FRANCISCO, CA | $806K | 726,293 |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $1.6M | 0.19% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $81K | 0.01% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $64K | 0.02% |
| [Blackstone Alternative Multi-Strategy Fund](https://search.stillhousedata.com/fund/S000045538) | Blackstone Alternative Investment Funds | $-17K | -0.05% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/47089W104.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.