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: 0001608485
Total reported value
$2.4B
$2.4B
21 檔
36.3%
As reported in its official Q3 2025 Form 13F filing, Lansdowne Partners's tracked investment portfolio stood at $2.4B with 21 total positions.
Lansdowne Partners executed strategic sector rebalancing during Q3 2025, establishing 5 new positions while fully exiting 4 holdings and trimming 8 positions.
In terms of portfolio concentration, the top 5 core holdings (including TSM, LIN, DAL) accounted for 36.3% of total reported equity market value during Q3 2025.
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | TSM | Taiwan Semiconductor-sp Adr | Stock-Tech | 33.44% | +4.81% | +92.27% | |
| 2 | LIN | Linde plc | Stock-Materials | 14.61% | -6.84% | +18.11% | |
| 3 | DAL | Delta Air Lines Inc | Stock-Industrials | 10.94% | +0.67% | +47.00% | |
| 4 | UAL | United Airlines Holdings Inc | Stock-Industrials | 8.96% | +1.12% | +28.50% | |
| 5 | CRH | CRH plc | Stock-Materials | 6.56% | — | +23.40% | |
| 6 | SW | Smurfit Westrock Plc | Stock-Consumer Disc | 4.62% | -3.33% | -1.38% | |
| 7 | GOLF | Acushnet Holdings CORP | Stock-Other | 3.51% | -0.12% | -1.91% | |
| 8 | IONQ | Ionq Inc | Stock-Tech | 3.25% | +0.89% | +286.14% | |
| 9 | ADI | Analog Devices Inc | Stock-Tech | 3.14% | -1.93% | +3.35% | |
| 10 | AMZN | Amazon.com Inc | Stock-Consumer Disc | 3.09% | +0.43% | +250.21% | |
| 11 | TECK | Teck Resources Ltd-cls B | Stock-Materials | 2.67% | -4.90% | — | |
| 12 | 75Z | Soho House & Co Inc | Stock-Other | 1.92% | — | — | |
| 13 | ROK | Rockwell Automation Inc | Stock-Industrials | 0.87% | -0.08% | +10.33% | |
| 14 | B | Barrick Mining CORP | Stock-Materials | 0.73% | -0.13% | — | |
| 15 | ARM | Arm Holdings Plc-adr | Stock-Tech | 0.72% | +8.06% | — | |
| 16 | TXN | Texas Instruments Inc | Stock-Tech | 0.56% | +0.18% | +22.79% | |
| 17 | FTV | Fortive CORP | Stock-Tech | 0.20% | — | -3.53% | |
| 18 | RAL | Ralliant CORP | Stock-Tech | 0.06% | +0.17% | +5.27% | |
| 19 | AEM | Agnico Eagle Mines LTD | Stock-Materials | 0.06% | -0.02% | -28.15% | |
| 20 | FLUT | Flutter Entertainment plc | Stock-Consumer Disc | 0.05% | — | -34.96% | |
| 21 | MAR | Marriott International -cl A | Stock-Consumer Disc | 0.03% | — | -36.25% |
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | TSM | Taiwan Semiconductor-sp Adr | +21.7% | +92.27% | Add |
| 2 | AMZN | Amazon.com Inc | +2.6% | +250.21% | Add |
| 3 | IONQ | Ionq Inc | +1.7% | +286.14% | Add |
| 4 | ROK | Rockwell Automation Inc | +0.3% | +10.33% | Add |
| 5 | TXN | Texas Instruments Inc | +0.1% | +22.79% | Add |
| 6 | AEM | Agnico Eagle Mines LTD | 0% | -28.15% | Trim |
| 7 | MAR | Marriott International -cl A | 0% | -36.25% | Trim |
| 8 | FTV | Fortive CORP | -0.1% | -3.53% | Add |
| 9 | FLUT | Flutter Entertainment plc | -0.1% | -34.96% | Trim |
| 10 | 75Z | Soho House & Co Inc | -0.3% | — | Unchanged |
| 11 | DAL | Delta Air Lines Inc | -1.6% | +47.00% | Add |
| 12 | GOLF | Acushnet Holdings CORP | -1.8% | -1.91% | Trim |
| 13 | ADI | Analog Devices Inc | -2.5% | +3.35% | Trim |
| 14 | CRH | CRH plc | -7.4% | +23.40% | Trim |
| 15 | SW | Smurfit Westrock Plc | -7.7% | -1.38% | Trim |
| 16 | LIN | Linde plc | -14.8% | +18.11% | Trim |
| 17 | UAL | United Airlines Holdings Inc | — | NEW | New buy |
| 18 | TECK | Teck Resources Ltd-cls B | — | NEW | New buy |
| 19 | FCX | Freeport-mcmoran Inc | — | EXIT | Sold out |
| 20 | B | Barrick Mining CORP | — | NEW | New buy |
| 21 | ARM | Arm Holdings Plc-adr | — | NEW | New buy |
| 22 | ABX | Barrick Gold CORP | — | EXIT | Sold out |
| 23 | RAL | Ralliant CORP | — | NEW | New buy |
| 24 | BABA | Alibaba Group Holding-sp Adr | — | EXIT | Sold out |
| 25 | SPOT 0 03-15-26Bond | Spotify USA Inc | — | EXIT | Sold out |
According to official SEC Form 13F filings, Lansdowne Partners reported a total U.S. public equity portfolio value of $2.4B across 21 disclosed positions in Q3 2025.
During Q3 2025, Lansdowne Partners's top holdings by market value included TSM (33.4%)、LIN (14.6%)、DAL (10.9%). The largest single position, TSM, represented 33.4% of total portfolio value.
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.
Top New Position Initiated
UAL
市值: $106.2M
Top Position Liquidated / Trimmed
FCX
前期市值: $21.1M
In Q3 2025, Lansdowne Partners made 24 total portfolio adjustments, initiating 5 new buys, adding to 7 positions, trimming 8 holdings, and fully liquidating 4 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.
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.