Harbor Advisors LLC Portfolio Holdings

Harbor Advisors LLC

  • $583 Million
  • Q2 2025

Harbor Advisors LLC has filed its 13F form on August 13, 2025 for Q2 2025 where it was disclosed a total value porftolio of $583 Million distributed in 190 stocks.

Among their holdings, we can observe that their the top five positions include companies like: Equinix Inc with a value of $201M, Amazon Com Inc with a value of $33.9M, Apple Inc. with a value of $30.4M, Nvidia Corp with a value of $28.4M, and Alphabet Inc. with a value of $27.4M.

Examining the 13F form we can see an increase of $29.6M in the current position value, from $553M to 583M.

Below you can find more details about Harbor Advisors LLC portfolio as well as his latest detailed transactions.

Portfolio value $583 Million
Real Estate: $209 Million
Financial Services: $115 Million
Technology: $96.5 Million
Communication Services: $57.1 Million
Consumer Cyclical: $42.4 Million
Energy: $26.1 Million
Industrials: $14.4 Million
Healthcare: $10.2 Million
Other: $12.6 Million

Stock Holdings Table

Stock Market Cap. Holding Value (Reported) # of Shares. Last Trade Trade History
$71.7B
$201 Million 34.49% of portfolio
252,790
Q2 2025 Added 0.12%
$2.26T
$33.9 Million 5.82% of portfolio
154,700
Q4 2024 Reduced 0.19%
$3.69T
$30.4 Million 5.22% of portfolio
148,400
Q3 2020 Added 300.0%
$456B
$28.4 Million 4.88% of portfolio
180,000
Q2 2024 Added 900.0%
$1.21T
$27.4 Million 4.7% of portfolio
155,600
Q1 2023 Reduced 4.31%
$34.5B
$15.7 Million 2.69% of portfolio
499,800
Q2 2024 Added 100.0%
$548B
$14.6 Million 2.51% of portfolio
26,000
Q2 2020 Added 4.0%
$3.95T
$12.9 Million 2.22% of portfolio
26,000
Q4 2024 Added 1.96%
$6.14B
$10.4 Million 1.78% of portfolio
186,832
Q2 2025 Added 300.0%
$1.78T
$9.45 Million 1.62% of portfolio
12,800
Q4 2022 Added 13.27%
$182B
$7.21 Million 1.24% of portfolio
13,667
Q3 2023 Added 24.25%
$859B
$7 Million 1.2% of portfolio
24,148
Q1 2023 Reduced 7.65%
$2.24B
$6.88 Million 1.18% of portfolio
155,408
Q4 2024 Reduced 6.05%
$4.43B
$6.85 Million 1.18% of portfolio
41,519
Q3 2017 Added 53.77%
$42.3B
$6.52 Million 1.12% of portfolio
15,942
Q1 2024 Reduced 42.36%
$139B
$5.98 Million 1.03% of portfolio
48,500
Q4 2017 New
$9.58B
$4.5 Million 0.77% of portfolio
25,000
Q1 2018 Added 25.0%
$48.7B
$4.45 Million 0.76% of portfolio
25,552
Q1 2024 Reduced 11.08%
$94.5B
$4.01 Million 0.69% of portfolio
8,000
Q1 2019 Added 14.29%
$12.1B
$4.05 Million 0.69% of portfolio
15,000
Q4 2017 Added 66.67%
$36.3B
$3.63 Million 0.62% of portfolio
27,992
Q2 2017 New
$1.24T
$3.55 Million 0.61% of portfolio
20,000
Q3 2022 Added 1,900.0%
$93.6B
$3.18 Million 0.55% of portfolio
6,250
Q3 2024 Added 47.06%
$281B
$3.23 Million 0.55% of portfolio
33,000
Q1 2024 Added 200.0%
$69.2B
$3.1 Million 0.53% of portfolio
25,900
Q2 2017 New
$29.5B
$3.11 Million 0.53% of portfolio
12,000
Q1 2019 Reduced 14.29%
$61.1B
$2.68 Million 0.46% of portfolio
8,375
Q4 2024 Added 28.85%
$26.8B
$2.66 Million 0.46% of portfolio
24,000
Q1 2018 Added 100.0%
$52.5B
$2.56 Million 0.44% of portfolio
12,500
Q4 2024 Added 100.0%
$33.2B
$2.51 Million 0.43% of portfolio
14,500
Q2 2025 Added 3.57%
$150B
$2.47 Million 0.42% of portfolio
12,505
Q2 2022 Added 8.69%
$38.4B
$2.47 Million 0.42% of portfolio
4,500
Q2 2017 New
$157B
$2.32 Million 0.4% of portfolio
6,000
Q4 2017 Added 20.0%
$86.8B
$2.26 Million 0.39% of portfolio
15,948
Q1 2025 Added 0.01%
$800M
$2.21 Million 0.38% of portfolio
31,500
Q4 2024 Reduced 13.25%
$11.9B
$2.13 Million 0.37% of portfolio
41,266
Q1 2025 Added 0.0%
$123B
$2.05 Million 0.35% of portfolio
13,700
Q4 2024 Added 77.92%
$405B
$2.02 Million 0.35% of portfolio
5,500
Q1 2023 Added 10.0%
$72.7B
$1.9 Million 0.33% of portfolio
7,133
Q2 2018 Added 12.63%
$77.3B
$1.95 Million 0.33% of portfolio
10,444
Q4 2018 New
$14.5B
$1.85 Million 0.32% of portfolio
5,000
Q3 2023 Added 42.86%
$16.6B
$1.87 Million 0.32% of portfolio
33,409
Q4 2020 Reduced 7.11%
$8.04B
$1.84 Million 0.32% of portfolio
18,674
Q2 2023 Added 24.33%
$14.4B
$1.82 Million 0.31% of portfolio
20,000
Q3 2017 Added 11.11%
$36B
$1.81 Million 0.31% of portfolio
22,560
Q4 2024 Added 12.46%
$2.3B
$1.69 Million 0.29% of portfolio
37,387
Q3 2020 Added 82.38%
$302B
$1.6 Million 0.27% of portfolio
20,000
Q2 2020 Added 100.0%
$19.1B
$1.52 Million 0.26% of portfolio
60,043
Q4 2021 Added 25.09%
$306B
$1.54 Million 0.26% of portfolio
6,000
Q4 2024 Added 20.0%

Summary

  • Portfolio
  • No. of Stocks 190
  • Current Value $583 Million
  • Prior Value $553 Million
  • Filing
  • Period Q2 2025
  • Filing Date August 13, 2025
  • Form Type 13F-HR
  • Activity in Q2 2025
  • New Purchases 8 stocks
  • Additional Purchases 7 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 4 stocks
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