# Magnetar Asset Management LLC

> Magnetar Asset Management LLC is an SEC-registered investment advisory firm in Evanston, IL, registered since 2017, reporting $1 billion to $5 billion in regulatory assets under management in its Form ADV filing dated August 5, 2026.

- CRD: 285287
- Filed as: MAGNETAR ASSET MANAGEMENT LLC
- Registration: SEC-registered investment adviser (status as filed: Approved)
- Location: Evanston, IL
- Filing period: October 2026
- Form ADV filing dated: August 5, 2026
- SEC record (IAPD): https://adviserinfo.sec.gov/firm/summary/285287
- AdvisorCensus page: https://advisorcensus.com/firm/magnetar-asset-management-llc-evanston-il-285287

## Quick answers

**How is Magnetar Asset Management LLC compensated?**
On its Form ADV (Item 5.E, October 2026), Magnetar Asset Management LLC reports these compensation arrangements: a percentage of assets under its management; performance-based fees.

**Where is Magnetar Asset Management LLC located?**
Magnetar Asset Management LLC's principal office is in Evanston, IL, according to its Form ADV; the September 2026 filing also lists 2 other offices (Schedule D, Section 1.F).

**Is Magnetar Asset Management LLC registered with the SEC or a state?**
Magnetar Asset Management LLC is an SEC-registered investment advisory firm, registered since 2017. Status as filed: Approved. CRD 285287.

**How much does Magnetar Asset Management LLC manage?**
Magnetar Asset Management LLC reports $1,921,501,420 in regulatory assets under management in its Form ADV filing dated August 5, 2026 (100% discretionary).

**How have Magnetar Asset Management LLC's assets and staff changed since 2021?**
In the Form ADV data for Magnetar Asset Management LLC: Regulatory assets under management: $733,758,065 in the October 2021 data and $1,921,501,420 in the October 2026 data, up 162%. Total employees: 85 in October 2021 and 167 in October 2026. Assets under management move with markets as well as with clients coming and going.

**What types of clients does Magnetar Asset Management LLC serve?**
By number of clients on Form ADV Item 5.D: investment companies (1).

**Which custodians does Magnetar Asset Management LLC use?**
Magnetar Asset Management LLC's most recent Form ADV filing (Schedule D, Section 5.K(3)) lists Morgan Stanley as a custodian holding 10% or more of its separately managed account assets.

**Does Magnetar Asset Management LLC report any disciplinary disclosures?**
Reports no disclosure items on Form ADV Item 11. The detail of any item is on the firm's SEC record: https://adviserinfo.sec.gov/firm/summary/285287

**What changed in Magnetar Asset Management LLC's recent Form ADV filings?**
In the April 2026 filing data: Regulatory assets under management went from $209,009,769 to $1,921,501,420 (+819%). Employees performing advisory functions went from 23 to 26. Added an office in New York, NY.

## From the Form ADV filing

### Compensation (Item 5.E)
- A percentage of assets under your management
- Performance-based fees

### Custodians (Schedule D, Section 5.K(3))
- Morgan Stanley

Custodians holding 10% or more of the firm's separately managed account assets, as filed on Form ADV (Schedule D, Section 5.K(3)). A custodian holds client assets; it does not endorse or supervise the firm. AdvisorCensus has no relationship with any custodian.

### Regulatory assets under management (Item 5.F)
- Total: $1,921,501,420
- Discretionary: $1,921,501,420
- Non-discretionary: $0

### Clients (Item 5.D)

| Client type | Clients | Assets |
| --- | --- | --- |
| Investment companies | 1 | $200,001,204 |
| Other investment advisers | Fewer than 5 | $473,763,389 |
| Sovereign wealth funds and foreign official institutions | Fewer than 5 | $1,247,736,827 |

### Advisory services (Item 5.G)
- Portfolio management for investment companies (and business development companies)
- Portfolio management for businesses (other than small businesses) or institutional clients

### Firm details
- Registered since: 2017 (9 years)
- Employees: 167 total, 26 performing advisory functions
- Wrap fee program participation: No
- States registered or notice-filed: TX
- Disclosures (Item 11): Reports no disclosure items on Form ADV Item 11.

### Other offices (Schedule D, Section 1.F), as of the September 2026 filing
- Austin, TX
- New York, NY

### Websites listed on Form ADV (Item 1.I)
- magnetar.com
- LinkedIn @magnetar-capital

## Assets and staff over time

| Data period | Regulatory assets under management | Employees | Filing dated |
| --- | --- | --- | --- |
| October 2021 | $733,758,065 | 85 | March 31, 2021 |
| October 2022 | $381,487,541 | 80 | March 31, 2022 |
| October 2023 | $130,993,235 | 80 | March 22, 2023 |
| October 2024 | $163,305,296 | 128 | July 29, 2024 |
| October 2025 | $209,009,769 | 147 | June 5, 2025 |
| October 2026 | $1,921,501,420 | 167 | August 5, 2026 |

Regulatory assets under management: $733,758,065 in the October 2021 data and $1,921,501,420 in the October 2026 data, up 162%.
Total employees: 85 in October 2021 and 167 in October 2026.

## Changes in the filing (last 12 months)

### April 2026
- Regulatory assets under management went from $209,009,769 to $1,921,501,420 (+819%).
- Employees performing advisory functions went from 23 to 26.
- Added an office in New York, NY.

### February 2026
- Added an office in Austin, TX.

## Source

Form ADV as filed, October 2026. Values appear as filed. Cite as: AdvisorCensus. Magnetar Asset Management LLC (CRD 285287): Form ADV filing data as of October 2026.