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Lonestar Capital Management LLC

13F filer · CIK 0001317410
Reported Aug 14, 2026
Net seller this quarter
13F portfolio value$345MU.S. long equity reported on 13F
Positions255 new · 4 closed
Net flow last quarter-$37MBuys minus sells
Top 10 positions weight28.9%Concentration

Holdings

13F · last 4 quarters free
Scroll for earlier quarters
CompanyValue% of portfolio% of companyPOSITION CHANGE qoq %First reported
Q2 2026Reported Aug 14, 202625 positions
GTXGarrett Motion Inc.$19.9M5.77%0.29%-31.3%Q2 2021
ETEnergy Transfer LP$17.2M4.98%0.03%Not reportedQ1 2021
GSLGlobal Ship Lease, Inc.$10.9M3.16%0.81%+81.3%Q2 2021
DHCDiversified Healthcare Trust$9.77M2.83%0.43%-34.4%Q1 2023
THTarget Hospitality Corp.$8.82M2.55%0.43%+15.5%Q3 2019
BKDBrookdale Senior Living Inc.$8.69M2.52%0.23%-18.2%Q4 2025
CVSACovista Inc.$6.86M1.99%0.16%NewQ2 2026
VSTVistra Corp.$6.35M1.84%0.01%-20.0%Q1 2020
TLNTalen Energy Corp$6.15M1.78%0.03%-46.7%Q4 2025
DCHDauch Corp$5.15M1.49%0.40%-36.7%Q4 2020
CECelanese Corp$5.06M1.47%0.10%-45.0%Q4 2025
EXEEXPAND ENERGY Corp$5.02M1.45%0.02%-35.3%Q2 2023
LINCLincoln Educational Services Corp$4.19M1.21%0.26%-44.1%Q4 2025
DOWDow Inc.$4.1M1.19%0.02%-16.7%Q4 2025
NRGNRG Energy, Inc.$3.94M1.14%0.01%-55.0%Q1 2020
KYIVKyivstar Group Ltd.$3.88M1.12%0.10%NewQ2 2026
LUMNLumen Technologies, Inc.$3.84M1.11%0.05%+17.7%Q4 2024
UTIUniversal Technical Institute Inc$3.64M1.05%0.15%Not reportedQ1 2026
EQTEQT Corp$3.19M0.92%0.01%-33.3%Q4 2021
LYBLyondellBasell Industries N.V.$3.16M0.91%0.02%Not reportedQ1 2026
RIGTransocean Ltd.$2.32M0.67%0.04%-47.2%Q1 2022
SDRLSEADRILL Ltd$2.08M0.60%0.09%-45.0%Q4 2025
GLXYGalaxy Digital Inc.$1.91M0.55%70000.00%NewQ2 2026
ADTADT Inc.$1.63M0.47%0.03%Not reportedQ3 2022
SVCService Properties Trust$1.52M0.44%0.69%Not reportedQ3 2025
Q1 2026Reported May 15, 202624 positions
ETEnergy Transfer LP$17.4M2.59%0.03%-3.1%Q1 2021
GTXGarrett Motion Inc.$14.5M2.17%0.43%-11.1%Q2 2021
CECelanese Corp$13.2M1.96%0.18%-14.9%Q4 2025
DHCDiversified Healthcare Trust$10.6M1.58%0.66%-46.7%Q1 2023
TLNTalen Energy Corp$9.58M1.43%0.07%+87.5%Q4 2025
EXEEXPAND ENERGY Corp$9.33M1.39%0.04%+13.3%Q2 2023
BKDBrookdale Senior Living Inc.$9.03M1.35%0.28%Not reportedQ4 2025
DCHDauch Corp$8.9M1.33%0.63%-30.5%Q4 2020
NRGNRG Energy, Inc.$8.77M1.31%0.03%+62.2%Q1 2020
VSTVistra Corp.$7.52M1.12%0.01%+108.3%Q1 2020
DOWDow Inc.$7.5M1.12%0.03%+20.0%Q4 2025
PCGPG&E Corp$6.68M1.00%0.02%-30.9%Q1 2019
LINCLincoln Educational Services Corp$6.1M0.91%0.47%-25.0%Q4 2025
RIGTransocean Ltd.$5.97M0.89%0.08%-50.0%Q1 2022
GSLGlobal Ship Lease, Inc.$5.96M0.89%0.45%Not reportedQ2 2021
EQTEQT Corp$5.73M0.85%0.01%+50.0%Q4 2021
LYBLyondellBasell Industries N.V.$4.83M0.72%0.02%NewQ1 2026
SDRLSEADRILL Ltd$4.55M0.68%0.16%-50.0%Q4 2025
THTarget Hospitality Corp.$3.48M0.52%0.37%-25.0%Q3 2019
UTIUniversal Technical Institute Inc$3.07M0.46%0.15%NewQ1 2026
POOLPool Corp$3.03M0.45%0.04%NewQ1 2026
LUMNLumen Technologies, Inc.$2.95M0.44%0.04%-19.1%Q4 2024
BAKBraskem SA$1.83M0.27%0.11%NewQ1 2026
SMCISuper Micro Computer, Inc.$1.02M0.15%0.01%Not reportedQ1 2020
Q4 2025Reported Feb 17, 202626 positions
GTXGarrett Motion Inc.$15.7M2.51%0.47%-10.9%Q2 2021
ETEnergy Transfer LP$15.3M2.45%0.03%-15.6%Q1 2021
DHCDiversified Healthcare Trust$14.6M2.33%1.24%-16.7%Q1 2023
DCHDauch Corp$13.8M2.21%1.82%+618.9%Q4 2020
CECelanese Corp$9.94M1.59%0.21%NewQ4 2025
PCGPG&E Corp$8.84M1.42%0.03%+307.4%Q1 2019
DRVNDriven Brands Holdings Inc.$8.3M1.33%0.34%NewQ4 2025
EXEEXPAND ENERGY Corp$8.28M1.33%0.03%+87.5%Q2 2023
RIGTransocean Ltd.$7.43M1.19%0.16%Not reportedQ1 2022
BKDBrookdale Senior Living Inc.$7.12M1.14%0.28%NewQ4 2025
SDRLSEADRILL Ltd$6.92M1.11%0.32%NewQ4 2025
TLNTalen Energy Corp$6M0.96%0.04%NewQ4 2025
NRGNRG Energy, Inc.$5.89M0.94%0.02%-38.3%Q1 2020
GSLGlobal Ship Lease, Inc.$5.61M0.90%0.45%-44.4%Q2 2021
LINCLincoln Educational Services Corp$4.83M0.77%0.63%NewQ4 2025
ADTADT Inc.$4.2M0.67%0.07%Not reportedQ3 2022
LUMNLumen Technologies, Inc.$4.08M0.65%0.05%-47.5%Q4 2024
THTarget Hospitality Corp.$4.01M0.64%0.50%Not reportedQ3 2019
VSTVistra Corp.$3.87M0.62%0.01%Not reportedQ1 2020
DOWDow Inc.$3.51M0.56%0.02%NewQ4 2025
EQTEQT Corp$3.22M0.52%0.01%Not reportedQ4 2021
COMPCompass, Inc.$2.85M0.46%0.05%NewQ4 2025
HPPHudson Pacific Properties, Inc.$2.71M0.43%0.46%+9413.5%Q3 2025
WLACWillow Lane Acquisition Corp.$2.45M0.39%Not reportedNewQ4 2025
COTYCoty Inc.$2.31M0.37%0.09%Not reportedQ1 2022
STRAStrategic Education, Inc.$1.44M0.23%0.08%NewQ4 2025
Q3 2025Reported Nov 14, 202521 positions
ETEnergy Transfer LP$18.9M2.76%0.03%-8.3%Q1 2021
DHCDiversified Healthcare Trust$15.9M2.32%1.49%-7.7%Q1 2023
GTXGarrett Motion Inc.$13.8M2.01%0.52%+12.2%Q2 2021
NRGNRG Energy, Inc.$9.72M1.42%0.03%Not reportedQ1 2020
GSLGlobal Ship Lease, Inc.$8.84M1.29%0.81%+44.0%Q2 2021
GLNGGolar LNG Ltd$8.08M1.18%0.19%-9.1%Q2 2021
SVCService Properties Trust$7.41M1.08%1.63%NewQ3 2025
LUMNLumen Technologies, Inc.$6.12M0.89%0.10%Not reportedQ4 2024
GNRCGenerac Holdings Inc.$5.02M0.73%0.05%Not reportedQ4 2022
ADTADT Inc.$4.53M0.66%0.07%-13.3%Q3 2022
EXEEXPAND ENERGY Corp$4.25M0.62%0.02%-34.0%Q2 2023
GENIGenius Sports Ltd$3.71M0.54%1.62%+114.3%Q2 2025
EQTEQT Corp$3.27M0.48%0.01%-25.0%Q4 2021
ARANTERO RESOURCES Corp$3.02M0.44%0.03%Not reportedQ4 2024
JDJD.com, Inc.$2.8M0.41%0.01%NewQ3 2025
UPSUnited Parcel Service Inc$2.76M0.40%0.00%NewQ3 2025
HTZHertz Global Holdings, Inc$2.72M0.40%0.13%Not reportedQ2 2013
FLUTFlutter Entertainment plc$2.54M0.37%0.01%NewQ3 2025
PCGPG&E Corp$2.04M0.30%0.01%Not reportedQ1 2019
DCHDauch Corp$1.8M0.26%0.25%-50.0%Q4 2020
HPPHudson Pacific Properties, Inc.$50.8K0.01%0.00%NewQ3 2025
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