13F GuideFiling Basics
What is SEC Form 13F? Ultimate Guide to Institutional Equity Filings
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
AlphaSMO Research GuideRead Guide
CIK: 0001687156
Total reported value
$795.1M
$795.1M
188 檔
42.2%
In Q3 2024, Harbor Advisors LLC's U.S. equity holdings reached a combined market value of $795.1M, distributed across 188 disclosed stock positions.
In Q3 2024, Harbor Advisors LLC displayed an active expansion posture, initiating 5 new positions and adding to 4 existing holdings, outstripping position reductions.
In terms of portfolio concentration, the top 5 core holdings (including EQIX, AAPL, AMZN) accounted for 42.2% of total reported equity market value during Q3 2024.
Top New Position Initiated
FERG
市值: $8.1M
Top Position Liquidated / Trimmed
FERG
前期市值: $7.9M
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | EQIX | Equinix Inc | Stock-Real Estate | 37.51% | -2.52% | — | |
| 2 | AAPL | Apple Inc | Stock-Tech | 5.79% | -0.04% | — | |
| 3 | AMZN | Amazon.com Inc | Stock-Consumer Disc | 4.83% | -0.02% | — | |
| 4 | GOOGL | Alphabet Inc-cl A | Stock-Comm Services | 4.32% | +0.49% | — | |
| 5 | NVDA | Nvidia CORP | Stock-Tech | 3.66% | -0.01% | — | |
| 6 | CNQ | Canadian Natural Resources | Stock-Energy | 2.78% | -1.04% | — | |
| 7 | MA | Mastercard Inc - A | Stock-Financials | 2.15% | -0.20% | — | |
| 8 | MSFT | Microsoft CORP | Stock-Tech | 1.84% | -0.18% | — | |
| 9 | FERG | Ferguson Enterprises Inc | Stock-Industrials | 1.36% | -0.16% | — | |
| 10 | META | Meta Platforms Inc-class A | Stock-Comm Services | 1.23% | -0.16% | — | |
| 11 | FTAI | FTAI Aviation Ltd. | Stock-Industrials | 1.22% | -0.08% | — | |
| 12 | SPGI | S&p Global Inc | Stock-Financials | 1.18% | -0.14% | — | |
| 13 | IBKR | Interactive Brokers Gro-cl A | Stock-Financials | 1.09% | +0.24% | — | |
| 14 | ✓ | Bank Of Nt Butterfield&son L | Stock-Other | 1.02% | -0.02% | — | |
| 15 | PJT | Pjt Partners Inc - A | Stock-Financials | 0.93% | -0.05% | — | |
| 16 | CHTR | Charter Communications Inc-a | Stock-Comm Services | 0.86% | -0.11% | — | |
| 17 | JPM | Jpmorgan Chase & Co | Stock-Financials | 0.85% | -0.04% | — | |
| 18 | MU | Micron Technology Inc | Stock-Tech | 0.84% | +4.77% | — | |
| 19 | TMUS | T-mobile US Inc | Stock-Comm Services | 0.71% | -0.19% | — | |
| 20 | NUE | Nucor CORP | Stock-Materials | 0.70% | +0.10% | — | |
| 21 | DLR | Digital Realty Trust Inc | Stock-Real Estate | 0.69% | +0.02% | — | |
| 22 | HLI | Houlihan Lokey Inc | Stock-Financials | 0.66% | -0.10% | — | |
| 23 | EVR | Evercore Inc - A | Stock-Financials | 0.64% | -0.01% | — | |
| 24 | MCO | Moody's CORP | Stock-Financials | 0.64% | -0.04% | — | |
| 25 | EFX | Equifax Inc | Stock-Industrials | 0.59% | -0.07% | — | |
| 26 | DHR | Danaher CORP | Stock-Healthcare | 0.58% | -0.04% | — | |
| 27 | GOOG | Alphabet Inc-cl C | Stock-Comm Services | 0.56% | +0.06% | — | |
| 28 | EOG | Eog Resources Inc | Stock-Energy | 0.53% | -0.12% | — | |
| 29 | ADBE | Adobe Inc | Stock-Tech | 0.52% | -0.06% | — | |
| 30 | WMT | Walmart Inc | Stock-Consumer Staples | 0.45% | -0.12% | — | |
| 31 | BRO | Brown & Brown Inc | Stock-Financials | 0.42% | -0.04% | — | |
| 32 | MLM | Martin Marietta Materials | Stock-Materials | 0.41% | -0.05% | — | |
| 33 | HD | Home Depot Inc | Stock-Consumer Disc | 0.37% | -0.02% | — | |
| 34 | OSG | Octave Specialty Group Inc | Stock-Other | 0.37% | +0.02% | — | |
| 35 | ARES | Ares Management CORP - A | Stock-Financials | 0.37% | -0.03% | — | |
| 36 | PANW | Palo Alto Networks Inc | Stock-Tech | 0.36% | +0.20% | — | |
| 37 | FNF | Fidelity National Financial | Stock-Financials | 0.35% | -0.02% | — | |
| 38 | AKAM | Akamai Technologies Inc | Stock-Tech | 0.34% | -0.03% | — | |
| 39 | APO | Apollo Global Management Inc | Stock-Financials | 0.33% | -0.02% | +33.47% | |
| 40 | EG | Everest Group, Ltd. | Stock-Financials | 0.33% | -0.02% | — | |
| 41 | PNC | Pnc Financial Services Group | Stock-Financials | 0.32% | +0.01% | — | |
| 42 | MCB | Metropolitan Bank Holding Co | Stock-Other | 0.32% | +0.01% | +30.70% | |
| 43 | TMO | Thermo Fisher Scientific Inc | Stock-Healthcare | 0.31% | -0.02% | — | |
| 44 | AJG | Arthur J Gallagher & Co | Stock-Financials | 0.31% | -0.02% | — | |
| 45 | FBK | Fb Financial CORP | Stock-Other | 0.29% | -0.03% | — | |
| 46 | CRWD | Crowdstrike Holdings Inc - A | Stock-Tech | 0.29% | +0.25% | +47.06% | |
| 47 | HLT | Hilton Worldwide Holdings In | Stock-Consumer Disc | 0.28% | -0.01% | — | |
| 48 | CP | Canadian Pacific Kansas City | Stock-Industrials | 0.27% | -0.01% | — | |
| 49 | FOX | Fox CORP - Class B | Stock-Comm Services | 0.27% | -0.08% | -0.00% | |
| 50 | CUBI | Customers Bancorp Inc | Stock-Other | 0.26% | — | +376.79% |
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | EQIX | Equinix Inc | +2.5% | — | Unchanged |
| 2 | FERG | Ferguson Enterprises Inc | +1.4% | NEW | New buy |
| 3 | CUBI | Customers Bancorp Inc | +0.2% | +376.79% | Add |
| 4 | FTAI | FTAI Aviation Ltd. | +0.2% | — | Unchanged |
| 5 | XOM | Exxon Mobil CORP | +0.2% | NEW | New buy |
| 6 | PJT | Pjt Partners Inc - A | +0.1% | — | Unchanged |
| 7 | MCB | Metropolitan Bank Holding Co | +0.1% | +30.70% | Add |
| 8 | FYBR | Frontier Communications Pare | +0.1% | NEW | New buy |
| 9 | EVR | Evercore Inc - A | +0.1% | — | Unchanged |
| 10 | APO | Apollo Global Management Inc | +0.1% | +33.47% | Add |
| 11 | AAPL | Apple Inc | +0.1% | — | Unchanged |
| 12 | SPGI | S&p Global Inc | +0.1% | — | Unchanged |
| 13 | EFX | Equifax Inc | +0.1% | — | Unchanged |
| 14 | MA | Mastercard Inc - A | +0.1% | — | Unchanged |
| 15 | META | Meta Platforms Inc-class A | +0.1% | — | Unchanged |
| 16 | FNF | Fidelity National Financial | +0.1% | — | Unchanged |
| 17 | LBRDK | Liberty Broadband-c | +0.1% | — | Unchanged |
| 18 | IBKR | Interactive Brokers Gro-cl A | 0% | — | Unchanged |
| 19 | TMUS | T-mobile US Inc | 0% | — | Unchanged |
| 20 | HLI | Houlihan Lokey Inc | 0% | — | Unchanged |
| 21 | WMT | Walmart Inc | 0% | — | Unchanged |
| 22 | SW | Smurfit Westrock Plc | 0% | NEW | New buy |
| 23 | BNTX | Biontech Se-adr | 0% | NEW | New buy |
| 24 | BRO | Brown & Brown Inc | 0% | — | Unchanged |
| 25 | ARES | Ares Management CORP - A | 0% | — | Unchanged |
| 26 | FOX | Fox CORP - Class B | 0% | -0.00% | Trim |
| 27 | YUMC | Yum China Holdings Inc | 0% | — | Unchanged |
| 28 | MCO | Moody's CORP | 0% | — | Unchanged |
| 29 | HD | Home Depot Inc | 0% | — | Unchanged |
| 30 | PNC | Pnc Financial Services Group | 0% | — | Unchanged |
| 31 | FBK | Fb Financial CORP | 0% | — | Unchanged |
| 32 | CSGP | Costar Group Inc | 0% | +17.59% | Add |
| 33 | URI | United Rentals Inc | 0% | — | Unchanged |
| 34 | DHR | Danaher CORP | 0% | — | Unchanged |
| 35 | CHTR | Charter Communications Inc-a | 0% | — | Unchanged |
| 36 | DLR | Digital Realty Trust Inc | 0% | — | Unchanged |
| 37 | MRNA | Moderna Inc | 0% | EXIT | Sold out |
| 38 | ✓ | Bank Of Nt Butterfield&son L | -0.1% | — | Unchanged |
| 39 | WRKUSD | Westrock Co | -0.1% | EXIT | Sold out |
| 40 | OSG | Octave Specialty Group Inc | -0.1% | — | Unchanged |
| 41 | CMCSA | Comcast Corp-class A | -0.1% | EXIT | Sold out |
| 42 | GOOG | Alphabet Inc-cl C | -0.1% | — | Unchanged |
| 43 | MSFT | Microsoft CORP | -0.3% | — | Unchanged |
| 44 | MU | Micron Technology Inc | -0.3% | — | Unchanged |
| 45 | NVDA | Nvidia CORP | -0.4% | — | Unchanged |
| 46 | CNQ | Canadian Natural Resources | -0.5% | — | Unchanged |
| 47 | BLKCHF | Blackrock Inc | -0.6% | EXIT | Sold out |
| 48 | AMZN | Amazon.com Inc | -0.7% | — | Unchanged |
| 49 | GOOGL | Alphabet Inc-cl A | -0.9% | — | Unchanged |
| 50 | FERG | Ferguson Enterprises Inc. | -1.5% | EXIT | Sold out |
According to official SEC Form 13F filings, Harbor Advisors LLC reported a total U.S. public equity portfolio value of $795.1M across 188 disclosed positions in Q3 2024.
During Q3 2024, Harbor Advisors LLC's top holdings by market value included EQIX (37.5%)、AAPL (5.8%)、AMZN (4.8%). The largest single position, EQIX, represented 37.5% of total portfolio value.
In Q3 2024, Harbor Advisors LLC made 15 total portfolio adjustments, initiating 5 new buys, adding to 4 positions, trimming 1 holdings, and fully liquidating 5 stocks.
All holding records on this page are fetched directly from the U.S. Securities and Exchange Commission (SEC) EDGAR system (Form 13F-HR). AlphaSMO parses CUSIP identifiers and formats data into Schema.org-compliant datasets.
Expert Analysis & Guides for Tracking Wall Street Smart Money Movements
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
Understand SEC Form 4 insider disclosures for corporate officers, directors, and 10% owners to track executive transactions.
Understand Rule 144 restricted stock sale notices to spot planned insider liquidations before market sell pressure arrives.
Explore the 5% beneficial ownership threshold, 13D vs 13G filing differences, and recent SEC accelerated deadline rules.
Best practices for analyzing 13F quarterly changes without getting misled by stock splits, options, or market valuation drift.
Learn how AlphaSMO's flagship signal detects high-conviction stocks where 13F hedge funds and corporate insiders buy at the same time.