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MHR Fund Management LLC

13F filer · CIK 0001277742
Reported Aug 14, 2026
Net buyer this quarter
13F portfolio value$1.92BU.S. long equity reported on 13F
Positions111 new · 0 closed
Net flow last quarter+$14.6MBuys minus sells
Top 10 positions weight100.0%Concentration

Holdings

13F · last 4 quarters free
Scroll for earlier quarters
CompanyValue% of portfolio% of companyPOSITION CHANGE qoq %First reported
Q2 2026Reported Aug 14, 202611 positions
TSATTelesat Corp$913M47.56%Not reportedNot reportedQ4 2021
LIONLionsgate Studios Corp.$576M30.03%12.95%Not reportedQ2 2025
HAFNHafnia Ltd$136M7.07%4.11%+10.5%Q3 2024
IOVAIovance Biotherapeutics, Inc.$121M6.28%6.39%Not reportedQ4 2022
STRZStarz Entertainment Corp$82.6M4.31%17.04%Not reportedQ2 2025
APOApollo Global Management, Inc.$47.3M2.46%0.07%Not reportedQ3 2021
GFFGriffon Corp$23.3M1.22%0.53%Not reportedQ3 2025
PAXPatria Investments Ltd$11M0.57%Not reported+11.1%Q1 2025
WULFTerawulf Inc.$7.41M0.39%0.06%Not reportedQ1 2026
OPTUOptimum Communications, Inc.$1.55M0.08%0.38%Not reportedQ3 2021
STMSTMicroelectronics N.V.$562K0.03%0.00%NewQ2 2026
Q1 2026Reported May 15, 202610 positions
TSATTelesat Corp$653M47.72%Not reportedNot reportedQ4 2021
LIONLionsgate Studios Corp.$361M26.39%12.97%Not reportedQ2 2025
HAFNHafnia Ltd$141M10.28%3.71%Not reportedQ3 2024
IOVAIovance Biotherapeutics, Inc.$102M7.43%6.61%Not reportedQ4 2022
APOApollo Global Management, Inc.$44.5M3.25%0.07%Not reportedQ3 2021
STRZStarz Entertainment Corp$32.9M2.41%17.04%Not reportedQ2 2025
GFFGriffon Corp$17.4M1.27%0.52%+91.5%Q3 2025
PAXPatria Investments Ltd$11.3M0.83%Not reported+12.5%Q1 2025
WULFTerawulf Inc.$4.33M0.32%0.07%NewQ1 2026
OPTUOptimum Communications, Inc.$1.39M0.10%0.37%Not reportedQ3 2021
Q4 2025Reported Feb 17, 202610 positions
TSATTelesat Corp$525M45.17%Not reportedNot reportedQ4 2021
LIONLionsgate Studios Corp.$344M29.58%12.99%Not reportedQ2 2025
HAFNHafnia Ltd$98.6M8.48%3.71%+7.6%Q3 2024
IOVAIovance Biotherapeutics, Inc.$79.1M6.81%7.03%Not reportedQ4 2022
APOApollo Global Management, Inc.$57.8M4.98%0.07%Not reportedQ3 2021
STRZStarz Entertainment Corp$33.5M2.88%17.15%Not reportedQ2 2025
PAXPatria Investments Ltd$12.7M1.09%Not reportedNot reportedQ1 2025
GFFGriffon Corp$9.21M0.79%0.27%Not reportedQ3 2025
OPTUOptimum Communications, Inc.$1.77M0.15%0.37%+538.1%Q3 2021
DVAXDynavax Technologies Corp$684K0.06%0.04%Not reportedQ2 2013
Q3 2025Reported Nov 14, 202510 positions
TSATTelesat Corp$478M46.81%Not reportedNot reportedQ4 2021
LIONLionsgate Studios Corp.$260M25.44%13.00%Not reportedQ2 2025
HAFNHafnia Ltd$103M10.08%3.42%+24.0%Q3 2024
IOVAIovance Biotherapeutics, Inc.$62.9M6.16%7.51%Not reportedQ4 2022
APOApollo Global Management, Inc.$53.2M5.21%0.07%-15.9%Q3 2021
STRZStarz Entertainment Corp$42.2M4.13%17.12%Not reportedQ2 2025
PAXPatria Investments Ltd$11.7M1.14%Not reported+27.4%Q1 2025
GFFGriffon Corp$9.52M0.93%0.27%NewQ3 2025
DVAXDynavax Technologies Corp$442K0.04%0.04%Not reportedQ2 2013
OPTUOptimum Communications, Inc.$404K0.04%0.06%Not reportedQ3 2021
Premium opens every quarter this fund has filed

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