§ 13F · FUND PROFILE
Harbor Advisors LLC.
Institutional filer · behavioral pattern: Other. Summary pending.
AUM · $611.0T (13F)Positions · 190Turnover · — · Q4Filed · Jan 30, 2026
CONCENTRATION
—
Top 10 holdings
NEW BUYS
0
+$3.7T 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 30, 2026
| # | Ticker | Name | Shares | $ value | % port | Δ Q4 |
|---|---|---|---|---|---|---|
| 1 | EQIX | EQUINIX INC | 253K | $193.7T | 29.1% | ±0% |
| 2 | GOOGL | ALPHABET INC | 156K | $48.7T | 7.3% | ±0% |
| 3 | AAPL | APPLE INC | 148K | $40.3T | 6.1% | ±0% |
| 4 | AMZN | AMAZON COM INC | 153K | $35.4T | 5.3% | −1% |
| 5 | NVDA | NVIDIA CORPORATION | 180K | $33.6T | 5.0% | ±0% |
| 6 | CNQ | CANADIAN NAT RES LTD | 500K | $16.9T | 2.5% | ±0% |
| 7 | MA | MASTERCARD INCORPORATED | 26K | $14.8T | 2.2% | ±0% |
| 8 | MU | MICRON TECHNOLOGY INC | 49K | $13.8T | 2.1% | ±0% |
| 9 | MSFT | MICROSOFT CORP | 26K | $12.6T | 1.9% | ±0% |
| 10 | IBKR | INTERACTIVE BROKERS GROUP | 187K | $12.0T | 1.8% | ±0% |
§ 02 · SECTOR ALLOCATION
Where the money is
Sector data pending
§ 03 · THE HARBOR SIGNAL
AC read
Harbor Advisors LLC is a Other fund managing $611046.8 trillion in assets. The fund runs a portfolio of 190 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