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LONESTAR CAPITAL MANAGEMENT LLC

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13F filer, CIK 1317410, San Francisco, CA

LONESTAR CAPITAL MANAGEMENT LLC reported $345,379,505 across 29 holdings for the quarter ended 2026-06-30, in a 13F-HR filed 2026-08-14. Its ten largest share positions make up 64.83% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0000935836-26-000402

Period
2026-06-30
Reported value
$345M
Holdings
29
Top 10 weight
64.83%
New
6
Sold out
9

Largest buys vs the previous quarter

SecurityShares changeApprox. value
CVSAnew+55,000$6.86M
GSLadded+130,000$4.89M
KYIVnew+240,000$3.88M
GLXYnew+70,000$1.91M
ADTnew+250,000$1.62M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
GTXreduced-250,000-$9.06M
GDXJexited-60,000-$7.2M
PCGexited-380,000-$6.68M
TLNreduced-14,000-$5.38M
DHCreduced-550,000-$5.12M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q2 2026

Share positions as resolved from 13F-HR 0000935836-26-000402, largest first. % of portfolio is the value over $155,323,005, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
GTXGARRETT MOTION INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 1,300,000 shares; 2024Q4: 1,090,000 shares; 2025Q1: 950,000 shares; 2025Q2: 900,000 shares; 2025Q3: 1,010,000 shares; 2025Q4: 900,000 shares; 2026Q1: 800,000 shares; 2026Q2: 550,000 shares 550,000$19.9M12.83%-250,000Timeline
ETENERGY TRANSFER L PQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 1,400,000 shares; 2024Q4: 1,300,000 shares; 2025Q1: 1,200,000 shares; 2025Q2: 1,200,000 shares; 2025Q3: 1,100,000 shares; 2025Q4: 929,000 shares; 2026Q1: 900,000 shares; 2026Q2: 900,000 shares 900,000$17.2M11.08%0Timeline
GSLGLOBAL SHIP LEASE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 200,000 shares; 2025Q3: 288,000 shares; 2025Q4: 160,000 shares; 2026Q1: 160,000 shares; 2026Q2: 290,000 shares 290,000$10.9M7.02%+130,000Timeline
DHCDIVERSIFIED HEALTHCARE TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 4,800,000 shares; 2024Q4: 4,800,000 shares; 2025Q1: 4,100,900 shares; 2025Q2: 3,900,000 shares; 2025Q3: 3,600,000 shares; 2025Q4: 3,000,000 shares; 2026Q1: 1,600,000 shares; 2026Q2: 1,050,000 shares 1,050,000$9.77M6.29%-550,000Timeline
THTARGET HOSPITALITY CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 500,000 shares; 2026Q1: 375,000 shares; 2026Q2: 433,100 shares 433,100$8.82M5.68%+58,100Timeline
BKDBROOKDALE SR LIVING INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 660,000 shares; 2026Q1: 660,000 shares; 2026Q2: 540,000 shares 540,000$8.69M5.59%-120,000Timeline
CVSACOVISTA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 55,000 shares 55,000$6.86M4.41%newTimeline
VSTVISTRA CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 24,000 shares; 2026Q1: 50,000 shares; 2026Q2: 40,000 shares 40,000$6.35M4.09%-10,000Timeline
TLNTALEN ENERGY CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 16,000 shares; 2026Q1: 30,000 shares; 2026Q2: 16,000 shares 16,000$6.15M3.96%-14,000Timeline
GDXVANECK ETF TRUSTQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 265,000 shares; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 155,000 shares; 2025Q3: 110,000 shares; 2025Q4: 80,000 shares; 2026Q1: 80,000 shares; 2026Q2: 80,000 shares 80,000$6.04M3.89%0Timeline
DCHDAUCH CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: 667,700 shares; 2025Q1: 500,000 shares; 2025Q2: 600,000 shares; 2025Q3: 300,000 shares; 2025Q4: 2,156,574 shares; 2026Q1: 1,500,000 shares; 2026Q2: 950,000 shares 950,000$5.15M3.32%-550,000Timeline
CECELANESE CORP DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 235,000 shares; 2026Q1: 200,000 shares; 2026Q2: 110,000 shares 110,000$5.06M3.26%-90,000Timeline
EXEEXPAND ENERGY CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: 80,581 shares; 2025Q1: 60,581 shares; 2025Q2: 60,581 shares; 2025Q3: 40,000 shares; 2025Q4: 75,000 shares; 2026Q1: 85,000 shares; 2026Q2: 55,000 shares 55,000$5.02M3.23%-30,000Timeline
LINCLINCOLN EDL SVCS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 200,000 shares; 2026Q1: 150,000 shares; 2026Q2: 83,911 shares 83,911$4.19M2.7%-66,089Timeline
DOWDOW HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 150,000 shares; 2026Q1: 180,000 shares; 2026Q2: 150,000 shares 150,000$4.1M2.64%-30,000Timeline
NRGNRG ENERGY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: 33,000 shares; 2025Q1: 60,000 shares; 2025Q2: 60,000 shares; 2025Q3: 60,000 shares; 2025Q4: 37,000 shares; 2026Q1: 60,000 shares; 2026Q2: 27,000 shares 27,000$3.94M2.54%-33,000Timeline
KYIVKYIVSTAR GROUP LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 240,000 shares 240,000$3.88M2.5%newTimeline
LUMNLUMEN TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: 400,000 shares; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 1,000,000 shares; 2025Q4: 525,000 shares; 2026Q1: 425,000 shares; 2026Q2: 500,000 shares 500,000$3.84M2.47%+75,000Timeline
UTIUNIVERSAL TECHNICAL INST INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 85,000 shares; 2026Q2: 85,000 shares 85,000$3.64M2.34%0Timeline
EQTEQT CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: 105,000 shares; 2025Q1: 85,000 shares; 2025Q2: 80,000 shares; 2025Q3: 60,000 shares; 2025Q4: 60,000 shares; 2026Q1: 90,000 shares; 2026Q2: 60,000 shares 60,000$3.19M2.05%-30,000Timeline
LYBLYONDELLBASELL INDUSTRIES NVQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 60,000 shares; 2026Q2: 60,000 shares 60,000$3.16M2.03%0Timeline
RIGTRANSOCEAN LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 1,800,000 shares; 2026Q1: 900,000 shares; 2026Q2: 475,000 shares 475,000$2.32M1.5%-425,000Timeline
SDRLSEADRILL LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 200,000 shares; 2026Q1: 100,000 shares; 2026Q2: 55,000 shares 55,000$2.08M1.34%-45,000Timeline
GLXYGALAXY DIGITAL INC.Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 70,000 shares 70,000$1.91M1.23%newTimeline
ADTADT INC DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 801,000 shares; 2024Q4: 667,000 shares; 2025Q1: 667,000 shares; 2025Q2: 600,000 shares; 2025Q3: 520,000 shares; 2025Q4: 520,000 shares; 2026Q1: not reported; 2026Q2: 250,000 shares 250,000$1.62M1.05%newTimeline
SVCSERVICE PPTYS TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 2,735,000 shares; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 900,000 shares 900,000$1.52M0.98%newTimeline

Options

Puts and calls, as filed. The amount and value describe the underlying shares, not the option premium, so they stay out of % of portfolio (H5).

SecurityTypeAmountValueChange
SPYSTATE STR SPDR S&P 500 ETF T SHSput1,500$112M-100
QQQINVESCO QQQ TR COMput1,000$73.6M-1,000
RIGTRANSOCEAN LTD Stockcall9,000$4.4Mnew

Sold out in Q2 2026

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
HYGISHARES TR14,000$111Mput
TLTISHARES TR10,000$86.7Mput
IWMISHARES TR2,000$49.6Mput
PCGPG&E CORP10,000$17.6Mcall
GDXJVANECK ETF TRUST60,000$7.2Mshares
PCGPG&E CORP380,000$6.68Mshares
POOLPOOL CORP15,000$3.03Mshares
BAKBRASKEM SA500,000$1.83Mshares
SMCISUPER MICRO COMPUTER INC45,000$1.02Mshares

How Q2 2026 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0000935836-26-000402 base2026-08-14acceptance time not in the bulk data set