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

Cornerstone Advisors, LLC

$2.7B in tracked AUM across 99 positions as of Q1 2026.

CA
CIK 0001775446 · last filed Mar 31, 2026
Total AUM
$2.7B
as of Q1 2026
Holdings
99
—
positions
Whale Score
63
63
tracked
Activity
—
no data
changes this Q
AI Analysis · Q1 2026
Comprehensive Analysis of Cornerstone Advisors, LLC SEC 13F Filing
1. Portfolio Overview

Cornerstone Advisors, LLC has reported a significant contraction in portfolio size for the period ending September 30, 2025. The total portfolio value decreased by 49.0%, dropping from $2.91 billion to $1.48 billion. This drastic reduction in Assets Under Management (AUM) suggests substantial capital outflows, large redemptions by clients, or a strategic pivot toward a more cash-heavy or ca...

Despite the reduction in size, the portfolio remains diversified with 111 total holdings. The firm employs a hybrid approach, combining direct equity investments in large-cap growth and value stocks with a selection of Exchange Traded Funds (ETFs) and closed-end funds. The portfolio is top-heavy, with the top 10 positions accounting for approximately 44.2% of the total value, indicating a conviction-based approach toward specific winners while maintaining a long tail of smaller positions to manage risk.

2. Key Holdings

The portfolio is currently dominated by a strong "Magnificent Seven" adjacency, though with notable exclusions.

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
AAPL
APPLE INC
$198M779K7.3%02
NVDA
NVIDIA CORPORATION
$188M1.1M6.9%03
GOOG
ALPHABET INC
$157M548K5.8%04
MSFT
MICROSOFT CORP
$132M356K4.8%05
XLE
SELECT SECTOR SPDR TR
$109M1.8M4.0%06
AMZN
AMAZON COM INC
$107M513K3.9%07
AVGO
BROADCOM INC
$71M231K2.6%08
SMH
VANECK ETF TRUST
$68M177K2.5%09
META
META PLATFORMS INC
$63M111K2.3%10
XLU
SELECT SECTOR SPDR TR
$61M1.3M2.3%

Filing history

2026Q1Mar 31
$2.7B▼ 9.5%
99 positionsView →2025Q4Dec 31
$3.0B▲ 102.3%
158 positionsView →2025Q3Sep 30
$1.5B▼ 49.0%
111 positionsView →2025Q2Jun 30
$2.9B▲ 25.4%
275 positionsLocked2025Q1Mar 31
$2.3B▼ 7.5%
267 positionsLocked2024Q4Dec 31
$2.5B▼ 0.8%
270 positionsLocked2024Q3Sep 30
$2.5B▲ 2.7%
284 positionsLocked2024Q2Jun 30
$2.5B▲ 1.9%
304 positionsLocked2024Q1Mar 31
$2.4B▲ 6.3%
314 positionsLocked2023Q4Dec 31
$2.3B▲ 5.9%
297 positionsLocked2023Q3Sep 30
$2.1B▲ 2.4%
307 positionsLocked2023Q2Jun 30
$2.1B▼ 2.8%
259 positionsLocked
Showing 12 of 26