Stone Ridge Asset Management Llc
- Regulatory AUM
- $36.3B
- Discretionary
- $28.7B
- Clients
- 72
- Avg AUM / client
- $505M
- Accounts
- 72
- Employees
- 238
AUM over time
Annual snapshots from Form ADV filings · as of May 07, 2026
Asset allocation (SMA assets by investment type)
as of May 07, 2026Share of SMA assets by investment vehicle type, as filed in Form ADV Item 5.K. Dollar figures are percentages applied to total regulatory AUM.
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Investment companies | 17 | $9.7B | 26.8% |
| Pooled investment vehicles (non-investment companies) | 47 | $14.2B | 39.0% |
| Insurance companies | 7 | $12.1B | 33.2% |
| Corporations and other businesses | 1 | $362M | 1.0% |
Private funds (31)
View all →Reported in Form ADV Section 7.B.(1), filing of Jun 2024 · $11.1B combined gross assets
| Fund | Type | Domicile | Gross assets | Owners |
|---|---|---|---|---|
| Stone Ridge Opportunities Fund Lp master | Hedge Fund | Cayman Islands | $3.6B | 166 |
| Loan Asset Issuer Llc, Series 2020 2 | Securitized Asset Fund | Delaware | $803M | 1 |
| Loan Asset Issuer Llc, Series 2021 M 1 | Securitized Asset Fund | Delaware | $749M | 1 |
| Loan Asset Issuer Llc, Series 2021 M 2 | Securitized Asset Fund | Delaware | $710M | 2 |
| Loan Asset Issuer Llc, Series 2020 M 1 | Securitized Asset Fund | Delaware | $682M | 1 |
| Srrf Lp master | Hedge Fund | Cayman Islands | $505M | 13 |
| Loan Asset Issuer Llc, Series 2023 Ng 1 A | Securitized Asset Fund | Delaware | $495M | 9 |
| Loan Asset Issuer Ii Llc, Series 2021 1 | Securitized Asset Fund | Delaware | $490M | 3 |
| Loan Asset Issuer Llc, Series 2020 1 | Securitized Asset Fund | Delaware | $426M | 1 |
| Loan Asset Issuer Ii Llc, Series 2022 1 | Securitized Asset Fund | Delaware | $411M | 3 |
| Loan Asset Issuer Ii Llc, Series 2023 1 | Securitized Asset Fund | Delaware | $357M | 3 |
| Loan Asset Issuer Ii Llc, Series 2020 1 | Securitized Asset Fund | Delaware | $334M | 2 |
| Loan Asset Issuer Ii Llc, Series 2023 Ng 1 B | Securitized Asset Fund | Delaware | $323M | 5 |
| Stone Ridge Archimedes Master Lp master | Hedge Fund | Cayman Islands | $223M | 97 |
| Stone Ridge Archimedes Fund Lp feeder | Hedge Fund | Delaware | $223M | 82 |
People (5)
| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Stevens, Ross, L | Chief Executive Officer | Sep 2012 (14y) | ≈ 37.5% – 75% via Stone Ridge Holdings Group Lp | |
| Rothwell, James, Thomas | Chief Administrative Officer And Head Of Legal | Oct 2015 (11y) | Less than 5% | |
| Macioce, Lauren, Decker | General Counsel / Chief Compliance Officer | Feb 2016 (11y) | Less than 5% | |
| Seifan, Tomer | Head Of Structured Investments And Chief Financial Officer | Jan 2018 (9y) | Less than 5% | |
| Germain, Paul, Eric | President | Jan 2021 (6y) | Less than 5% |
Entity owners (Schedule A/B)
| Entity | Title / status | Since | Sch. | Ownership |
|---|---|---|---|---|
| Stone Ridge Holdings Group Lp | Owner | Sep 2012 | A | 75% or more |
Undisclosed: 0% – 25% of the firm is not attributable from the filed Schedule A bands.
Estimated effective ownership (look-through of filed bands):
- Stevens, Ross, L: 50% – 75% of Stone Ridge Holdings Group Lp × 75% – 100% direct ≈ 37.5% – 75% of the firm
Roster from the IAPD representatives feed; ownership and acquisition dates from Form ADV Schedule A/B. "Since" is the earliest filed registration or acquisition date.
Private funds (31, $11.1B gross assets)
| Fund | Type | Gross assets | Min. investment | Owners |
|---|---|---|---|---|
| Stone Ridge Opportunities Fund Lp | Hedge Fund | $3.6B | $100K | 166 |
| Loan Asset Issuer Llc, Series 2020 2 | Securitized Asset Fund | $803M | $0 | 1 |
| Loan Asset Issuer Llc, Series 2021 M 1 | Securitized Asset Fund | $749M | $0 | 1 |
| Loan Asset Issuer Llc, Series 2021 M 2 | Securitized Asset Fund | $710M | $0 | 2 |
| Loan Asset Issuer Llc, Series 2020 M 1 | Securitized Asset Fund | $682M | $0 | 1 |
| Srrf Lp | Hedge Fund | $505M | $10.0M | 13 |
| Loan Asset Issuer Llc, Series 2023 Ng 1 A | Securitized Asset Fund | $495M | $0 | 9 |
| Loan Asset Issuer Ii Llc, Series 2021 1 | Securitized Asset Fund | $490M | $0 | 3 |
| Loan Asset Issuer Llc, Series 2020 1 | Securitized Asset Fund | $426M | $0 | 1 |
| Loan Asset Issuer Ii Llc, Series 2022 1 | Securitized Asset Fund | $411M | $0 | 3 |
| Loan Asset Issuer Ii Llc, Series 2023 1 | Securitized Asset Fund | $357M | $0 | 3 |
| Loan Asset Issuer Ii Llc, Series 2020 1 | Securitized Asset Fund | $334M | $0 | 2 |
| Loan Asset Issuer Ii Llc, Series 2023 Ng 1 B | Securitized Asset Fund | $323M | $0 | 5 |
| Stone Ridge Archimedes Master Lp | Hedge Fund | $223M | $0 | 97 |
| Stone Ridge Archimedes Fund Lp | Hedge Fund | $223M | $10.0M | 82 |
| Drug Royalties Fund Ii Llc | Private Equity Fund | $156M | $100K | 359 |
| Loan Asset Issuer Llc, Series 2022 1 | Securitized Asset Fund | $146M | $0 | 1 |
| Stone Ridge Energy Acquisition Fund Lp | Hedge Fund | $89.5M | $0 | 4 |
| Energy Acquisition Vehicle Lp | Hedge Fund | $78.5M | $0 | 5 |
| Energy Acquisition Vehicle Ii Lp | Hedge Fund | $77.0M | $0 | 5 |
| Loan Asset Issuer Llc, Series 2020 3 | Securitized Asset Fund | $75.3M | $0 | 1 |
| Longtail Fund I Lp | Private Equity Fund | $61.4M | $100K | 18 |
| Loan Asset Issuer Llc, Series 2023 1 | Securitized Asset Fund | $42.0M | $0 | 1 |
| Drug Royalties Offshore Fund Ii Llc | Private Equity Fund | $28.5M | $100K | 120 |
| Longtail Feeder Fund Ii Lp | Private Equity Fund | $24.9M | $100K | 8 |
Top 25 of 31 funds by gross assets · all funds
From Form ADV Section 7.B private fund reporting.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 05/07/2026 | 4.88 MB | View · PDF · Source ↗ |
Archived copies of the firm's regulatory filings, versioned by content hash.
Disciplinary disclosures
Allegations: THE ACTION INVOLVED AN ALLEGED VIOLATION OF CHICAGO MERCANTILE EXCHANGE ("CME") RULE 538.C IN CONNECTION WITH THE EXECUTION OF CERTAIN EXCHANGE FOR RELATED POSITION ("EFRP") TRANSACTIONS. Status: Final Sanction Detail: A $40,000 FINE WAS PAID BY THE ADVISER PROMPTLY AFTER THE SETTLEMENT WAS AGREED TO. NO PORTION OF THE FINE WAS WAIVED. Summary: PURSUANT TO AN OFFER OF SETTLEMENT IN WHICH THE ADVISER NEITHER ADMITTED NOR DENIED THE ALLEGED RULE VIOLATION UPON WHICH THE PENALTY IS BASED, ON FEBRUARY 21, 2018, A PANEL OF THE CME BUSINESS CONDUCT COMMITTEE ("PANEL") FOUND THAT BETWEEN JANUARY 2016 AND JUNE 2016 THE ADVISER EXECUTED CERTAIN EFRP TRANSACTIONS IN E-MINI NASDAQ 100 FUTURES AND E-MINI S&P 500 FUTURES CONTRACTS THAT WERE CONTINGENT ON OTHER TRANSACTIONS THAT WERE IMMEDIATELY OFFSET WITHOUT INCURRING MATERIAL MARKET RISK. THE PANEL FOUND THAT THE ADVISER THEREBY VIOLATED CME RULE 538.C. THE PANEL'S DECISION BECAME EFFECTIVE FEBRUARY 23, 2018. IN ACCORDANCE WITH THE SETTLEMENT, THE PANEL ORDERED THAT THE ADVISER PAY A FINE IN THE AMOUNT OF $40,000, WHICH THE ADVISER PAID PROMPTLY AFTER THE SETTLEMENT.
Disclosure text reproduced verbatim from the firm's own Form ADV filings.
How they charge
- • Percentage of assets under management
- • Performance-based fees
- • Other fees
- • A PERCENTAGE BASED ON THE PURCHASED LOAN PRINCIPAL
Services
- • Portfolio management for investment companies
- • Portfolio management for pooled investment vehicles
- • Portfolio management for businesses/institutional clients
Custody
Reported custodians
- Hsbc Bank Usa, N.A. $4.8B (13% of AUM) May 2026
- Millennium Trust Company, Llc $21.6M (0% of AUM) Aug 2023
Amounts as reported in ADV Item 5.K.(3) (custodians holding 10%+ of SMA assets).
Firm reports having custody of client funds or securities (Item 9.A).
Source
All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: May 07, 2026.
View current Form ADV (SEC/IAPD) ↗