AdvisorCensus / Financial advisors / New York / New York / Diameter Capital Partners LP
Diameter Capital Partners LP is an SEC-registered investment advisory firm in New York, NY, registered since 2017, reporting over $5 billion in regulatory assets under management in its Form ADV filing dated August 27, 2026.
Quick answers
From the filingHow is Diameter Capital Partners LP compensated?
On its Form ADV (Item 5.E, October 2026), Diameter Capital Partners LP reports these compensation arrangements: a percentage of assets under its management; performance-based fees.
How much does Diameter Capital Partners LP charge?
Its Form ADV Part 2A brochure dated March 31, 2026 states: Asset-based fee: 1.125% to 1.625% a year (a range, as the brochure states it). Fees can differ by service and may be negotiable; the brochure is the complete statement.
Where is Diameter Capital Partners LP located?
Diameter Capital Partners LP's principal office is in New York, NY, according to its Form ADV; the September 2026 filing also lists 2 other offices (Schedule D, Section 1.F).
Is Diameter Capital Partners LP registered with the SEC or a state?
Diameter Capital Partners LP is an SEC-registered investment advisory firm, registered since 2017. Status as filed: Approved. CRD 289307.
How much does Diameter Capital Partners LP manage?
Diameter Capital Partners LP reports $28,755,794,425 in regulatory assets under management in its Form ADV filing dated August 27, 2026 (100% discretionary).
How have Diameter Capital Partners LP's assets and staff changed since 2021?
In the Form ADV data for Diameter Capital Partners LP: Regulatory assets under management: $9,138,398,743 in the October 2021 data and $28,755,794,425 in the October 2026 data, up 215%. Total employees: 34 in October 2021 and 130 in October 2026. Assets under management move with markets as well as with clients coming and going.
What types of clients does Diameter Capital Partners LP serve?
By number of clients on Form ADV Item 5.D: pooled investment vehicles (other than investment companies and business development companies) (44).
Does Diameter Capital Partners LP 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/289307
What changed in Diameter Capital Partners LP's recent Form ADV filings?
In the September 2026 filing data: Employees performing advisory functions went from 62 to 67. Updated its list of owners and control persons (Schedule A).
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
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 2AAsset-based fee: 1.125% to 1.625% a year (a range, as the brochure states it)
The brochure's wording
With respect to the Evergreen Funds, the Firm is paid an asset-based management fee generally charged at a rate that ranges from 1.125% to 1.625% per annum (depending on the series of interests/shares) of the net assets of the respective fund.
As stated in the firm's Form ADV Part 2A brochure dated March 31, 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$28,755,794,425 as of October 2026, filing dated August 27, 2026.
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.DA 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)
Registration and firm details
Items 1, 2, 5- Registration
- SEC-registered investment adviser. Status as filed: Approved.
- Registered since
- 2017 (9 years)
- Employees
- Total: 130. Performing investment advisory functions: 67.
- Wrap fee program participation
- No.
- Other offices (Schedule D, Section 1.F)
-
2 other offices, as of the September 2026 filing
- States registered or notice-filed
- Not reported.
SEC-registered investment advisers are examined by the SEC. SEC, state, and exempt registration
Disclosures
Item 11None 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| Data period | Assets under management | Employees | Filing dated |
|---|---|---|---|
| October 2026 | $28,755,794,425 | 130 | August 27, 2026 |
| October 2025 | $21,577,649,100 | 102 | July 10, 2025 |
| October 2024 | $18,307,316,459 | 91 | August 1, 2024 |
| October 2023 | $14,557,013,608 | 75 | September 19, 2023 |
| October 2022 | $13,359,507,397 | 45 | August 24, 2022 |
| October 2021 | $9,138,398,743 | 34 | May 26, 2021 |
Regulatory assets under management: $9,138,398,743 in the October 2021 data and $28,755,794,425 in the October 2026 data, up 215%.
Total employees: 34 in October 2021 and 130 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- September 2026
- Employees performing advisory functions went from 62 to 67.
- Updated its list of owners and control persons (Schedule A).
- April 2026
- Employees performing advisory functions went from 57 to 62.
- Regulatory assets under management went from $21,577,649,100 to $28,755,794,425 (+33%).
- Changed its office addresses in London.
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.ISource: 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. Diameter Capital Partners LP (CRD 289307): Form ADV filing data as of October 2026. https://advisorcensus.com/firm/diameter-capital-partners-lp-new-york-ny-289307