Harbor Advisors LLC

CIK: 0001687156SEC EDGAR →

Portfolio Value

$665.8M

Holdings

193

As of

Q4 2025

New Positions

189

Closed Positions

0

Portfolio Value History

Top 10 Holdings

RankStockSharesValue% of Portfolio
1

EQUINIX INC

252,790$193.7M
29.09%
2

ALPHABET INC

155,600$48.7M
7.31%
3

APPLE INC

148,400$40.3M
6.06%
4

AMAZON COM INC

153,200$35.4M
5.31%
5

NVIDIA CORPORATION

180,000$33.6M
5.04%
6

CANADIAN NAT RES LTD

499,800$16.9M
2.54%
7

MASTERCARD INCORPORATED

26,000$14.8M
2.23%
8

MICRON TECHNOLOGY INC

48,500$13.8M
2.08%
9

MICROSOFT CORP

26,000$12.6M
1.89%
10

INTERACTIVE BROKERS GROUP

186,832$12.0M
1.80%

Quarterly Changes

Top Buys

SLGNEW
$779K
ORCLNEW
$467K
WEA↑ Increased
$396K
PXEDNEW
$303K
META↑ Increased
$291K

Top Sells

AMZN↓ Decreased
$1.4M
PNFPCLOSED
$1.1M
JNJCLOSED
$427K
PENNCLOSED
$231K
BMYCLOSED
$226K

New Positions (13)

$779K · 17K shares
$467K · 2K shares
$303K · 10K shares
$286K · 4K shares
$260K · 3K shares
$253K · 5K shares
$231K · 6K shares
$217K · 15K shares
$217K · 5K shares
$208K · 7K shares
$177K · 13K shares
$147K · 10K shares
$128K · 10K shares

Closed Positions (10)

$1.1M · 12K shares
$427K · 2K shares
$231K · 12K shares
$226K · 5K shares
$213K · 2K shares
$209K · 605 shares
$188K · 10K shares
$182K · 10K shares
$158K · 10K shares
$89K · 10K shares

Sector Breakdown

Sector# HoldingsValue%
Real Estate8$198.1M29.8%
Technology25$122.0M18.3%
Financial Services57$119.3M17.9%
Communication Services14$79.2M11.9%
Consumer Cyclical12$44.5M6.7%
Industrials23$38.8M5.8%
Energy12$27.6M4.1%
Healthcare15$10.5M1.6%
Unknown11$10.0M1.5%
Basic Materials9$9.4M1.4%
Consumer Defensive5$5.3M0.8%
Utilities2$993K0.1%