CAPSTONE INVESTMENT ADVISORS LLC
Q2 2026 Form 13-F
NEW YORK, NEW YORK
CIK 0001426196
· CRD 155563
· SEC-registered investment adviser
Consolidated report · includes
1 manager
since Q2 2025
$54.0B Reported Value Total
CAPSTONE INVESTMENT ADVISORS, LLC reports 31 total accounts under management (AUM). There are 31 discretionary accounts valued at $91,526,537,087, and 0 non-discretionary accounts.
Source: Form ADV filed * Note that certain holdings are exempt from Form 13-F reporting, so the AUM totals may be greater than the Form 13-F total.
Private funds (Form ADV)
44 funds
· $97.2B gross asset value
Hedge Fund: $97.2B
Source: Form ADV filed 2026-08-05
Reported value
$54.0B
Quarter over quarter
+11.5%
Holdings
858
Top-10 concentration
47.3%
Filing Structure
Reports holdings for
- Capstone Investment Advisors (UK), LLP (not a 13F filer in our records) · File #028-25734 · since Q2 2025 · declared by one filing
Key People
Form ADV owners & control persons
Paul Matthew Britton
MANAGING MEMBER
Niall William Cameron
CHIEF RISK OFFICER
Cristin Michelle Grimm
CHIEF FINANCIAL OFFICER
Filing Navigation
Coverage begins with the second quarter of 2013. Earlier quarters are not shown while their accuracy is being verified.
13F Metrics
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Q2 2026 13F record
Q2 2026 13F filing summary
| Period of report | June 30, 2026 |
|---|---|
| Filed | August 17, 2026 |
| Form | 13F-HR |
| Reported value | $54.0B |
| Positions | 858 |
| Change in reported value | -5.9% |
| New positions | 352 |
| Exited positions | 266 |
| Position turnover | 55.0% |
| Top-10 concentration | 47.3% |
13F filings by quarter
| Quarter | Positions | Value |
|---|---|---|
|
Q2 2026 13F
Filed Aug 17, 2026
|
858 | $54.0B |
|
Q1 2026 13F
Filed May 15, 2026
|
786 | $57.4B |
|
Q4 2025 13F
Filed Feb 17, 2026
|
720 | $51.1B |
|
Q3 2025 13F
Filed Nov 14, 2025
|
1,011 | $53.7B |
|
Q2 2025 13F
Filed Aug 14, 2025
|
746 | $40.4B |
|
Q1 2025 13F
Filed May 15, 2025
|
441 | $37.8B |
|
Q4 2024 13F
Filed Feb 14, 2025
|
652 | $41.4B |
|
Q3 2024 13F
Filed Nov 14, 2024
|
741 | $32.9B |
|
Q2 2024 13F
Filed Aug 14, 2024
|
908 | $31.9B |
|
Q1 2024 13F
Filed May 1, 2024
|
1,187 | $27.8B |
|
Q4 2023 13F
Filed Feb 12, 2024
|
914 | $33.2B |
|
Q3 2023 13F
Filed Nov 13, 2023
|
955 | $22.2B |
|
Q2 2023 13F
Filed Aug 10, 2023
|
720 | $20.2B |
|
Q1 2023 13F
Filed May 9, 2023
|
478 | $19.8B |
|
Q4 2022 13F
Filed Feb 10, 2023
|
485 | $13.7B |
|
Q3 2022 13F
Filed Nov 10, 2022
|
560 | $16.6B |
|
Q2 2022 13F
Filed Aug 15, 2022
|
727 | $20.5B |
|
Q1 2022 13F
Filed May 13, 2022
|
811 | $36.4B |
|
Q4 2021 13F
Filed Feb 11, 2022
|
665 | $59.8B |
|
Q3 2021 13F
Filed Nov 15, 2021
|
836 | $50.5B |
33 earlier quarters on file — choose one from the quarter menu above.
Top 20 holdings · Q2 2026
| # | Holding | Reported value | % of portfolio |
|---|---|---|---|
| 1 | SPY P STATE STR SPDR S&P 500 ETF T | $7.0B | 12.91% |
| 2 | QQQ P INVESCO QQQ TR | $5.8B | 10.68% |
| 3 | NVDA P NVIDIA CORPORATION | $2.3B | 4.18% |
| 4 | QQQ C INVESCO QQQ TR | $2.1B | 3.8% |
| 5 | MSFT P MICROSOFT CORP | $1.8B | 3.32% |
| 6 | MSFT MICROSOFT CORP | $1.6B | 2.97% |
| 7 | NVDA NVIDIA CORPORATION | $1.4B | 2.54% |
| 8 | WDC 3 11/15/28 WESTERN DIGITAL CORP | $1.4B | 2.51% |
| 9 | AAPL P APPLE INC | $1.2B | 2.24% |
| 10 | IVV ISHARES TR | $1.2B | 2.16% |
| 11 | AMZN P AMAZON COM INC | $1.1B | 1.96% |
| 12 | TSLA P TESLA INC | $884.9M | 1.64% |
| 13 | AMZN AMAZON COM INC | $736.3M | 1.36% |
| 14 | LQD P ISHARES TR | $681.4M | 1.26% |
| 15 | IWM C ISHARES TR | $673.0M | 1.25% |
| 16 | SPY C STATE STR SPDR S&P 500 ETF T | $664.9M | 1.23% |
| 17 | NBIS P NEBIUS GROUP N.V. | $622.9M | 1.15% |
| 18 | MU P MICRON TECHNOLOGY INC | $601.6M | 1.11% |
| 19 | VOO VANGUARD INDEX FDS | $589.2M | 1.09% |
| 20 | TSLA TESLA INC | $556.4M | 1.03% |
Values as reported on the Q2 2026 Form 13F. Every position is in the holdings table below.