# Magnetar Investment APPK LP — Form D/A

Magnetar Investment APPK LP of Evanston, IL, a pooled investment fund, filed a Form D amendment with the SEC on 2026-03-13. $11.1M was reported sold. Industry: Pooled Investment Fund.

## Offering

- Filed: 2026-03-13
- Form: D/A
- Accession: 0000905148-26-001235
- Industry: Pooled Investment Fund
- Exemptions: 06b,3C,3C.7
- Amount sold: $11.1M
- Minimum investment: $3K
- Investors: 44
- Date of first sale: 2025-02-28
- Security types: fund interests
- Revenue range: Decline to Disclose
- SEC file number: 021-540856

## Issuer

- Name: Magnetar Investment APPK LP
- CIK: 0002059391
- Entity type: Limited Partnership
- Jurisdiction: DELAWARE
- Incorporated: 2024
- Address: 1603 Orrington Avenue, 13th Floor, Evanston, IL, 60201
- Phone: 847-905-4400

## Officers, directors & promoters (11)

| Name | Role | Location |
| --- | --- | --- |
| Hayley Stein | Executive Officer | Evanston, IL |
| Ross Laser | Related Person | Evanston, IL |
| n/a Magnetar Financial LLC | Related Person | Evanston, IL |
| n/a Magnetar Investment APPK GP LLC | Related Person | Evanston, IL |
| David Snyderman | Related Person | Evanston, IL |
| Hayley Stein | Related Person | Evanston, IL |
| David Snyderman | Executive Officer | Evanston, IL |
| n/a Magnetar Financial LLC | Executive Officer | Evanston, IL |
| Ross Laser | Executive Officer | Evanston, IL |
| Michael Turro | Executive Officer | Evanston, IL |
| n/a Magnetar Investment APPK GP LLC | Promoter | Evanston, IL |

## Other filings by this issuer (1)

| Filed | Form | Offering | Sold |
| --- | --- | --- | --- |
| [2025-03-13](https://search.stillhousedata.com/formd/0002059391-25-000001) | D | — | $11.1M |

## More

- [CIK 2059391 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2059391&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/formd/0000905148-26-001235.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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