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Magnetar Financial LLC

Evanston, ILSEC-registered investment adviserCRD 136045

Filed as MAGNETAR FINANCIAL LLC

Magnetar Financial LLC is an SEC-registered investment advisory firm in Evanston, IL, registered since 2005, reporting over $5 billion in regulatory assets under management in its Form ADV filing dated August 5, 2026.

21 years
registered since 2005
$31,989,742,362
assets under management
3 arrangements
Percentage of assets, Performance-based and more
None
disclosure items (Item 11)

Quick answers

From the filing

How is Magnetar Financial LLC compensated?

On its Form ADV (Item 5.E, October 2026), Magnetar Financial LLC reports these compensation arrangements: a percentage of assets under its management; performance-based fees; other.

Where is Magnetar Financial LLC located?

Magnetar Financial LLC's principal office is in Evanston, IL, according to its Form ADV; the September 2026 filing also lists 3 other offices (Schedule D, Section 1.F).

Is Magnetar Financial LLC registered with the SEC or a state?

Magnetar Financial LLC is an SEC-registered investment advisory firm, registered since 2005. Status as filed: Approved. CRD 136045.

How much does Magnetar Financial LLC manage?

Magnetar Financial LLC reports $31,989,742,362 in regulatory assets under management in its Form ADV filing dated August 5, 2026 (96% discretionary).

How have Magnetar Financial LLC's assets and staff changed since 2021?

In the Form ADV data for Magnetar Financial LLC: Regulatory assets under management: $25,961,351,683 in the October 2021 data and $31,989,742,362 in the October 2026 data, up 23%. Total employees: 177 in October 2021 and 209 in October 2026. Assets under management move with markets as well as with clients coming and going.

What types of clients does Magnetar Financial LLC serve?

By number of clients on Form ADV Item 5.D: pooled investment vehicles (other than investment companies and business development companies) (59); other investment advisers (8).

Does Magnetar Financial 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/136045

Does Magnetar Financial LLC state an account minimum?

Its Form ADV Part 2A brochure dated August 5, 2026 says: "The minimum initial investment in the Funds is generally $5 million, subject to change or waiver at the discretion of Magnetar and/or the Fund’s Board of Directors."

What changed in Magnetar Financial LLC's recent Form ADV filings?

In the April 2026 filing data: Regulatory assets under management went from $26,230,760,410 to $31,989,742,362 (+22%).

From the Form ADV filing

Every figure below is as the firm filed it with regulators, as of October 2026.

How the firm is compensated

Item 5.E
  • A percentage of assets under your management
  • Performance-based fees
  • Other

Item 5.E lists how the firm is compensated for its advice; Items 5.B, 6.A, and 7.A show whether its people or related companies can also earn commissions. Percentage of assets, fixed, hourly, subscription, and performance-based fees come from clients (a performance-based fee depends on investment results); commissions come with a sale or a trade, often from the company behind the product. How fees, commissions, and other arrangements differ

Fees and minimums

Form ADV Part 2A

Account minimum: $5,000,000 (the brochure says it may be waived or negotiated)

The brochure's wording
The minimum initial investment in the Funds is generally $5 million, subject to change or waiver at the discretion of Magnetar and/or the Fund’s Board of Directors.

As stated in the firm's Form ADV Part 2A brochure dated August 5, 2026. Fees can differ by service and may be negotiable; the brochure is the complete statement. Read the brochure on the SEC's IAPD site

Regulatory assets under management

Item 5.F
$31,989,742,362

$31,989,742,362 as of October 2026, filing dated August 5, 2026.

Discretionary: $30,746,557,248.Non-discretionary: $1,243,185,114.

A measure of scale, not skill or returns. Discretionary means the firm decides trades; non-discretionary means clients approve each one. What assets under management means

Who the firm serves

Item 5.D
Banking or thrift institutions
Clients Fewer than 5 Assets $75,000,000 (0%)
Pooled investment vehicles (other than investment companies and business development companies)
Clients 59 Assets $30,746,557,248 (96%)
Other investment advisers
Clients 8 Assets $806,685,114 (3%)
Insurance companies
Clients Fewer than 5 Assets $361,500,000 (1%)

A firm with no individual clients is an institutional manager even if it manages billions; the mix tells you whom the practice is built around.

Advisory services

Item 5.G
  • Portfolio management for pooled investment vehicles (other than investment companies)
  • Portfolio management for businesses (other than small businesses) or institutional clients
  • Selection of other advisers (including private fund managers)

Registration and firm details

Items 1, 2, 5
Registration
SEC-registered investment adviser. Status as filed: Approved.
Registered since
2005 (21 years)
Employees
Total: 209. Performing investment advisory functions: 64.
Wrap fee program participation
No.
Other offices (Schedule D, Section 1.F)
3 other offices, as of the September 2026 filing
Austin, TXMenlo Park, CANew York, NY
States registered or notice-filed
1 state or jurisdiction
TX

SEC-registered investment advisers are examined by the SEC. SEC, state, and exempt registration

Disclosures

Item 11

None Reports no disclosure items on Form ADV Item 11. View on IAPD.

Item 11 asks about criminal, regulatory, and civil events involving the firm and its advisory personnel. The detail of each yes answer is on the IAPD record. Reading a firm's disclosures

Assets and staff over time

Items 5.A, 5.F
$26B 2021 $29.4B 2022 $24.7B 2023 $23.1B 2024 $26.2B 2025 $32B 2026
Data periodAssets under managementEmployeesFiling dated
October 2026$31,989,742,362209August 5, 2026
October 2025$26,230,760,410198June 5, 2025
October 2024$23,106,396,704175August 8, 2024
October 2023$24,747,384,065190July 26, 2023
October 2022$29,448,103,760182July 20, 2022
October 2021$25,961,351,683177August 27, 2021

Regulatory assets under management: $25,961,351,683 in the October 2021 data and $31,989,742,362 in the October 2026 data, up 23%.

Total employees: 177 in October 2021 and 209 in October 2026.

As filed in each year's data for the same month. Assets under management move with markets as well as with clients coming and going; they measure scale, not skill or returns. Most firms update these figures once a year.

Changes in the filing

Last 12 months
  1. April 2026
    • Regulatory assets under management went from $26,230,760,410 to $31,989,742,362 (+22%).
  2. February 2026
    • Added an office in Austin, TX.

Compared month to month from the SEC's monthly adviser data and the state compilation feed. Owners and control persons are summarized, never named.

Websites listed on Form ADV

Item 1.I
magnetar.com

Source: Form ADV, as of October 2026. Values appear as filed; a value the firm did not report is shown as "Not reported."

Cite this page

AdvisorCensus. Magnetar Financial LLC (CRD 136045): Form ADV filing data as of October 2026.
https://advisorcensus.com/firm/magnetar-financial-llc-evanston-il-136045