13F Insight
DOSSIER · 13F-HR · Q3 2026

Spinnaker Investment Group, LLC

$635M in tracked AUM across 177 positions as of Q3 2026.

SI
CIK 0001911067 · last filed Sep 30, 2026
Total AUM
$635M
as of Q3 2026
Holdings
177
—
positions
Whale Score
65
65
tracked
Activity
—
no data
changes this Q
AI Analysis · Q3 2026

Portfolio Overview

Spinnaker Investment Group, LLC has reported a significant expansion in its 13F portfolio for the period ending December 31, 2025. The total portfolio value surged by 62.4%, rising from $339.60 million in the previous quarter to $551.37 million. This substantial increase in assets under management (AUM) is driven not only by market appreciation but also by a major restructuring of the portfolio’s composition. The firm currently holds 170 positions, indicating a highly div...

The portfolio is heavily characterized by a "core-satellite" or asset allocation strategy, with a dominant reliance on Exchange Traded Funds (ETFs). Approximately 67.5% of the total portfolio value ($372.20M) is allocated to ETFs, suggesting that Spinnaker utilizes these instruments for broad market exposure, beta generation, and tactical sector rotation. The remaining allocation is split among individual equities, with Technology being the most significant standalone sector.

Key Holdings

Analysis generated by 13F Insight from SEC Form 13F filing data · Q3 2026. Methodology

Quarter at a glance — Q3 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q3 2026.

#HoldingValueSharesWeight
01
DFAU
DIMENSIONAL ETF TRUST
$138M2.6M21.7%02
SCHD
SCHWAB STRATEGIC TR
$63M1.9M9.9%03
DGRW
WISDOMTREE TR
$62M639K9.8%04
DFAI
DIMENSIONAL ETF TRUST
$52M1.3M8.2%05
CGCB
CAPITAL GRP FIXED INCM ETF T
$28M1.1M4.4%06
JPLD
J P MORGAN EXCHANGE TRADED F
$20M388K3.1%07
MSFT
MICROSOFT CORP
$19M37K3.0%08
BRK/A
BERKSHIRE HATHAWAY INC DEL
$17M232.7%09
SCHM
SCHWAB STRATEGIC TR
$16M465K2.5%10
AAPL
APPLE INC
$15M45K2.4%

Filing history

2026Q3Sep 30
$635M▲ 1.7%
177 positionsView →2026Q2Jun 30
$624M▲ 27.1%
179 positionsView →2026Q1Mar 31
$491M▼ 11.0%
147 positionsView →2025Q4Dec 31
$551M▲ 62.4%
170 positionsView →2025Q3Sep 30
$340M▼ 20.2%
90 positionsLocked2025Q2Jun 30
$426M▼ 3.7%
100 positionsLocked2025Q1Mar 31
$442M▲ 6.7%
104 positionsLocked2024Q4Dec 31
$415M▲ 1.4%
93 positionsLocked2024Q3Sep 30
$409M▲ 12.7%
92 positionsLocked2024Q2Jun 30
$363M▲ 1.9%
82 positionsLocked2024Q1Mar 31
$356M▲ 8.1%
87 positionsLocked2023Q4Dec 31
$329M▲ 10.7%
84 positionsLocked
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