13F Insight
DOSSIER · 13F-HR · Q2 2026

HARBOR INVESTMENT ADVISORY, LLC

$1.4B in tracked AUM across 1,315 positions as of Q2 2026.

HI
CIK 0001468792 · last filed Jun 30, 2026
Total AUM
$1.4B
as of Q2 2026
Holdings
1,315
—
positions
Whale Score
57
57
tracked
Activity
—
no data
changes this Q
AI Analysis · Q2 2026
Comprehensive Analysis of Harbor Investment Advisory, LLC 13F Filing
Portfolio Overview

Harbor Investment Advisory, LLC manages a substantial portfolio valued at approximately $1.33 billion as of December 31, 2025, representing a growth of 10.0% from the previous quarter's $1.21 billion. The portfolio exhibits a high degree of diversification, comprising 1,230 individual holdings. This suggests a "core and satellite" approach where the firm utilizes a broad mix of individual securities and...

Key Holdings

The portfolio is characterized by a distinct top-heavy concentration in its largest positions, balanced by a long tail of smaller holdings.

  • Marriott International (MAR) stands as the singular dominant position, accounting for 13.19% of the total portfolio value ($175.71M). This is an exceptionally high allocation for a single stock in a diversified portfolio of this size, suggesting an outsized conviction in the consumer cyclical/travel sector or a specific mandate related to this holding.
  • Technology Giants: The next tier consists of major US technology names, including Apple (AAPL) at 7.01%, Alphabet (GOOGL/GOOG) combined at roughly 5.9%, Amazon (AMZN) at 4.22%, and Microsoft (MSFT) at 3.57%. These positions anchor the portfolio in large-cap growth.
  • Financial Services: Berkshire Hathaway (BRK/B) and JPMorgan Chase (JPM) represent the primary financial exposures, comprising 2.52% and 1.34% respectively.
  • ETF Core: Below the top individual equities, the firm utilizes a "ladder" of major ETFs, including IVV (S&P 500), VTI (Total Market), and VUG (Growth), each holding roughly 1.0% to 1.3% of the portfolio.

Quarter at a glance — Q2 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q2 2026.

#HoldingValueSharesWeight
01
MAR
MARRIOTT INTL INC NEW CL A
$197M532K13.8%02
AAPL
APPLE INC COM
$92M319K6.4%03
GOOGL
ALPHABET INC CAP STK CL A
$61M170K4.2%04
AMZN
AMAZON COM INC COM
$55M229K3.8%05
MSFT
MICROSOFT CORP COM
$35M94K2.4%06
BRK/B
BERKSHIRE HATHAWAY INC DEL CL B NEW
$32M64K2.2%07
GOOG
ALPHABET INC CAP STK CL C
$23M64K1.6%08
JPM
JPMORGAN CHASE & CO COM
$19M58K1.3%09
IVV
ISHARES CORE S&P 500 ETF
$19M25K1.3%10
VTI
VANGUARD TOTAL STOCK MARKET ETF
$18M47K1.2%

Filing history

2026Q2Jun 30
$1.4B▲ 12.9%
1,315 positionsView →2026Q1Mar 31
$1.3B▼ 4.6%
1,233 positionsView →2025Q4Dec 31
$1.3B▲ 10.0%
1,230 positionsView →2025Q3Sep 30
$1.2B▲ 7.8%
1,180 positionsView →2025Q2Jun 30
$1.1B▲ 9.2%
1,176 positionsLocked2025Q1Mar 31
$1.0B▼ 3.9%
1,176 positionsLocked2024Q4Dec 31
$1.1B▲ 5.5%
1,147 positionsLocked2024Q3Sep 30
$1.0B▲ 5.8%
1,151 positionsLocked2024Q2Jun 30
$958M▲ 0.2%
1,306 positionsLocked2024Q1Mar 31
$957M▲ 10.4%
1,339 positionsLocked2023Q4Dec 31
$867M▲ 13.4%
1,169 positionsLocked2023Q3Sep 30
$764M▲ 6.4%
1,189 positionsLocked
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