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.
CIK: 0001317410
Total reported value
$345.4M
$345.4M
31 檔
20.1%
According to the latest 13F quarterly dataset, Lonestar Capital Management LLC managed an equity portfolio of $345.4M at the end of Q4 2025, spanning 31 distinct U.S. exchange-listed positions.
Lonestar Capital Management LLC executed strategic sector rebalancing during Q4 2025, establishing 15 new positions while fully exiting 11 holdings and trimming 10 positions.
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | GTX | Garrett Motion Inc | Stock-Consumer Disc | 8.20% | -1.84% | -10.89% | |
| 2 | ET | Energy Transfer LP | Stock-Energy | 8.01% | -4.12% | -15.55% | |
| 3 | DHC | Diversified Healthcare Trust | Stock-Other | 7.61% | -2.74% | -16.67% | |
| 4 | DCH | Dauch Corporation | Stock-Other | 7.23% | -3.17% | +618.86% | |
| 5 | CE | Celanese CORP | Stock-Materials | 5.20% | -5.42% | — | |
| 6 | PCG | P G & E CORP | Stock-Utilities | 4.62% | -3.59% | EXIT | |
| 7 | DRVN | Driven Brands Holdings Inc | Stock-Other | 4.34% | — | — | |
| 8 | EXE | Expand Energy CORP | Stock-Energy | 4.33% | -3.44% | +87.50% | |
| 9 | RIG | Transocean Ltd. | Stock-Energy | 3.89% | -1.18% | — | |
| 10 | BKD | Brookdale Senior Living Inc | Stock-Other | 3.72% | -2.21% | — | |
| 11 | SDRL | Seadrill Limited | Stock-Other | 3.62% | -1.78% | — | |
| 12 | GDX | Vaneck Gold Miners ETF | ETF-Commodities | 3.59% | -2.10% | -27.27% | |
| 13 | GDXJ | Vaneck Junior Gold Miners | ETF-Commodities | 3.57% | -3.77% | EXIT | |
| 14 | TLN | Talen Energy CORP | Stock-Utilities | 3.14% | -3.24% | — | |
| 15 | NRG | Nrg Energy Inc | Stock-Utilities | 3.08% | -3.45% | -38.33% | |
| 16 | GSL | Global Ship Lease, Inc. | Stock-Other | 2.93% | +0.04% | -44.44% | |
| 17 | LINC | Lincoln Educational Services | Stock-Other | 2.53% | -1.99% | — | |
| 18 | ADT | Adt Inc | Stock-Industrials | 2.19% | +0.47% | NEW | |
| 19 | LUMN | Lumen Technologies Inc | Stock-Comm Services | 2.13% | -0.44% | -47.50% | |
| 20 | TH | Target Hospitality CORP | Stock-Other | 2.09% | +0.73% | — | |
| 21 | VST | Vistra CORP | Stock-Utilities | 2.02% | -2.10% | — | |
| 22 | DOW | Dow Inc | Stock-Materials | 1.83% | -2.74% | — | |
| 23 | EQT | Eqt CORP | Stock-Energy | 1.68% | -2.08% | — | |
| 24 | COMP | Compass Inc - Class A | Stock-Real Estate | 1.49% | — | — | |
| 25 | HPP | Hudson Pacific Properties In | Stock-Other | 1.42% | — | — | |
| 26 | ✓ | Willow Lane Acquisition CORP | Stock-Other | 1.28% | — | — | |
| 27 | COTY | Coty Inc-cl A | Stock-Other | 1.21% | — | — | |
| 28 | SPY | Ss Spdr S&p 500 ETF Trust-us | ETF-Large Cap & Growth | 0.89% | +31.88% | -16.67% | |
| 29 | QQQ | Invesco Qqq Trust Series 1 | ETF-Tech | 0.80% | +20.72% | -28.57% | |
| 30 | STRA | Strategic Education Inc | Stock-Other | 0.75% | — | — | |
| 31 | TLT | Ishares 20+ Year Treasury Bd | ETF-Gov Bonds | 0.59% | -0.45% | EXIT |
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | TLT | Ishares 20+ Year Treasury Bd | +10.3% | +116.67% | Add |
| 2 | DCH | Dauch Corporation | +2% | +618.86% | Add |
| 3 | PCG | P G & E CORP | +1.1% | +307.41% | Add |
| 4 | EXE | Expand Energy CORP | +0.7% | +87.50% | Add |
| 5 | GTX | Garrett Motion Inc | +0.5% | -10.89% | Trim |
| 6 | EQT | Eqt CORP | 0% | — | Unchanged |
| 7 | DHC | Diversified Healthcare Trust | 0% | -16.67% | Trim |
| 8 | ADT | Adt Inc | 0% | — | Unchanged |
| 9 | GDXJ | Vaneck Junior Gold Miners | -0.1% | -28.57% | Trim |
| 10 | GDX | Vaneck Gold Miners ETF | -0.1% | -27.27% | Trim |
| 11 | LUMN | Lumen Technologies Inc | -0.2% | -47.50% | Trim |
| 12 | ET | Energy Transfer LP | -0.3% | -15.55% | Trim |
| 13 | GSL | Global Ship Lease, Inc. | -0.4% | -44.44% | Trim |
| 14 | NRG | Nrg Energy Inc | -0.5% | -38.33% | Trim |
| 15 | SPY | Ss Spdr S&p 500 ETF Trust-us | -1.9% | -16.67% | Trim |
| 16 | QQQ | Invesco Qqq Trust Series 1 | -6.1% | -28.57% | Trim |
| 17 | IWN | Ishares Russell 2000 Value E | — | EXIT | Sold out |
| 18 | CE | Celanese CORP | — | NEW | New buy |
| 19 | DRVN | Driven Brands Holdings Inc | — | NEW | New buy |
| 20 | GLNG | Golar LNG Limited | — | EXIT | Sold out |
| 21 | RIG | Transocean Ltd. | — | NEW | New buy |
| 22 | SVC | Service Properties Trust | — | EXIT | Sold out |
| 23 | BKD | Brookdale Senior Living Inc | — | NEW | New buy |
| 24 | SDRL | Seadrill Limited | — | NEW | New buy |
| 25 | TLN | Talen Energy CORP | — | NEW | New buy |
| 26 | GNRC | Generac Holdings Inc | — | EXIT | Sold out |
| 27 | LINC | Lincoln Educational Services | — | NEW | New buy |
| 28 | TH | Target Hospitality CORP | — | NEW | New buy |
| 29 | VST | Vistra CORP | — | NEW | New buy |
| 30 | GENI | Genius Sports Limited | — | EXIT | Sold out |
| 31 | DOW | Dow Inc | — | NEW | New buy |
| 32 | AR | Antero Resources CORP | — | EXIT | Sold out |
| 33 | COMP | Compass Inc - Class A | — | NEW | New buy |
| 34 | JD | Jd.com Inc-adr | — | EXIT | Sold out |
| 35 | UPS | United Parcel Service-cl B | — | EXIT | Sold out |
| 36 | HTZ | Hertz Global Hldgs Inc | — | EXIT | Sold out |
| 37 | HPP | Hudson Pacific Properties In | — | NEW | New buy |
| 38 | FLUT | Flutter Entertainment plc | — | EXIT | Sold out |
| 39 | ✓ | Willow Lane Acquisition CORP | — | NEW | New buy |
| 40 | COTY | Coty Inc-cl A | — | NEW | New buy |
| 41 | STRA | Strategic Education Inc | — | NEW | New buy |
| 42 | HPP | Hudson Pacific Properties, Inc. | — | EXIT | Sold out |
According to official SEC Form 13F filings, Lonestar Capital Management LLC reported a total U.S. public equity portfolio value of $345.4M across 31 disclosed positions in Q4 2025.
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.
In terms of portfolio concentration, the top 5 core holdings (including GTX, ET, DHC) accounted for 20.1% of total reported equity market value during Q4 2025.
Top New Position Initiated
CE
市值: $9.9M
Top Position Liquidated / Trimmed
IWN
前期市值: $77.4M
During Q4 2025, Lonestar Capital Management LLC's top holdings by market value included GTX (8.2%)、ET (8.0%)、DHC (7.6%). The largest single position, GTX, represented 8.2% of total portfolio value.
In Q4 2025, Lonestar Capital Management LLC made 40 total portfolio adjustments, initiating 15 new buys, adding to 4 positions, trimming 10 holdings, and fully liquidating 11 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.