13F Insight
DOSSIER · 13F-HR · Q1 2026

CAPSTONE INVESTMENT ADVISORS, LLC

$57.4B in tracked AUM across 1,558 positions as of Q1 2026.

CI
CIK 0001426196 · last filed Mar 31, 2026
Total AUM
$57.4B
as of Q1 2026
Holdings
1,558
—
positions
Whale Score
72
72
strong
Activity
—
no data
changes this Q
AI Analysis · Q1 2026
Comprehensive Analysis of SEC 13F Filing: CAPSTONE INVESTMENT ADVISORS, LLC
1. Portfolio Overview

Capstone Investment Advisors has reported a significant expansion in its portfolio size, with total assets under management (AUM) growing by 33.0%, rising from $40.39 billion to $53.72 billion for the quarter ending September 30, 2025. The portfolio consists of 1,889 holdings, indicating a high degree of diversification.

The investment strategy appears to be a "Core-Satellite" approach with ...

2. Key Holdings

The portfolio is dominated by a few mega-cap positions, with the top 10 holdings accounting for approximately 65% of the total portfolio value.

Analysis generated by 13F Insight from SEC Form 13F filing data · Q1 2026. Methodology

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
QQQ
INVESCO QQQ TR
$15.4B26.6M26.8%02
SPY
STATE STR SPDR S&P 500 ETF T
$11.1B17.1M19.4%03
AMZN
AMAZON COM INC
$3.0B14.4M5.2%04
MSFT
MICROSOFT CORP
$2.6B6.9M4.5%05
NVDA
NVIDIA CORPORATION
$2.5B14.6M4.4%06
TSLA
TESLA INC
$1.6B4.3M2.8%07
AAPL
APPLE INC
$1.3B5.2M2.3%08
IVV
ISHARES TR
$1.0B1.6M1.8%09
GOOG
ALPHABET INC
$927M3.2M1.6%10
FXI
ISHARES TR
$818M22.8M1.4%

Filing history

2026Q1Mar 31
$57.4B▲ 12.4%
1,558 positionsView →2025Q4Dec 31
$51.1B▼ 4.9%
1,530 positionsView →2025Q3Sep 30
$53.7B▲ 33.0%
1,889 positionsView →2025Q2Jun 30
$40.4B▲ 6.8%
1,556 positionsLocked2025Q1Mar 31
$37.8B▼ 8.7%
1,317 positionsLocked2024Q4Dec 31
$41.4B▲ 26.0%
1,824 positionsLocked2024Q3Sep 30
$32.9B▲ 3.0%
1,886 positionsLocked2024Q2Jun 30
$31.9B▲ 15.0%
2,031 positionsLocked2024Q1Mar 31
$27.8B▼ 16.4%
2,306 positionsLocked2023Q4Dec 31
$33.2B▲ 49.5%
2,073 positionsLocked2023Q3Sep 30
$22.2B▲ 9.8%
2,081 positionsLocked2023Q2Jun 30
$20.2B▲ 2.3%
1,824 positionsLocked
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