§ 13F · FUND PROFILE
HARBOR INVESTMENT ADVISORY, LLC.
Institutional filer · behavioral pattern: Other. Summary pending.
AUM · $1123.0T (13F)Positions · 1176Turnover · — · Q4Filed · Jan 7, 2026
CONCENTRATION
—
Top 10 holdings
NEW BUYS
0
+$2.7T deployed
EXITS
0
No exits
SECTOR SHIFT
—
No prior quarter data
3YR HIT RATE
—
Top-5 overlap
§ 01 · TOP HOLDINGS
The book · Q4 2025
FILED JAN 7, 2026
| # | Ticker | Name | Shares | $ value | % port | Δ Q4 |
|---|---|---|---|---|---|---|
| 1 | MAR | MARRIOTT INTL INC NEW CL A | 566K | $175.7T | 13.2% | −1% |
| 2 | AAPL | APPLE INC COM | 360K | $93.1T | 7.0% | — |
| 3 | GOOGL | ALPHABET INC CAP STK CL A | 180K | $56.5T | 4.2% | +3% |
| 4 | AMZN | AMAZON COM INC COM | 310K | $56.2T | 4.2% | +2% |
| 5 | MSFT | MICROSOFT CORP COM | 152K | $47.6T | 3.6% | +3% |
| 6 | BRK/B | BERKSHIRE HATHAWAY INC DEL CL B NEW | 237K | $33.6T | 2.5% | ±0% |
| 7 | GOOG | ALPHABET INC CAP STK CL C | 79K | $22.1T | 1.7% | +4% |
| 8 | JPM | JPMORGAN CHASE & CO. COM | 69K | $17.9T | 1.3% | +1% |
| 9 | IVV | ISHARES CORE S&P 500 ETF | 25K | $16.8T | 1.3% | +37% |
| 10 | NVDA | NVIDIA CORPORATION COM | 86K | $16.0T | 1.2% | +6% |
§ 02 · SECTOR ALLOCATION
Where the money is
Sector data pending
§ 03 · THE HARBOR SIGNAL
AC read
HARBOR INVESTMENT ADVISORY, LLC is a Other fund managing $1122950.9 trillion in assets. The fund runs a massive portfolio of 1,176 positions.
Read the full dossier →§ 04 · FILING HISTORY
Q-by-Q deltas
1 FILINGS
Q4 2025
Steady book
+0 buys · −0 exits · 0 changed
Q3 2025
Steady book
+0 buys · −0 exits · 0 changed
Q2 2025
Steady book
+0 buys · −0 exits · 0 changed
Q1 2025
Steady book
+0 buys · −0 exits · 0 changed