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Brightline Capital Management, LLC

13F filer · CIK 0001432450
Reported Aug 14, 2026
Net buyer this quarter
13F portfolio value$462MU.S. long equity reported on 13F
Positions115 new · 2 closed
Net flow last quarter+$23.6MBuys minus sells
Top 10 positions weight98.5%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
VSATViasat Inc$190M41.10%1.55%+0.6%Q2 2019
CSTMConstellium SE$61.3M13.28%1.42%+4.1%Q4 2017
RRXRegal Rexnord Corp$38.8M8.41%0.24%+30.4%Q1 2026
FLRFluor Corp$37.9M8.21%0.53%+20.3%Q2 2024
ECVTEcovyst Inc.$37.5M8.13%2.75%+7.6%Q4 2025
DANDANA Inc$31.6M6.84%1.08%+0.9%Q1 2019
HRIHerc Holdings Inc$20.4M4.41%0.43%NewQ2 2026
TGBTrekor Metals Ltd$15.1M3.28%0.61%NewQ2 2026
OCOwens Corning$12.7M2.76%0.10%Not reportedQ4 2023
WSCWillScot Holdings Corp$9.87M2.14%0.19%NewQ2 2026
ASTLAlgoma Steel Group Inc.$6.72M1.46%1.58%NewQ2 2026
Q1 2026Reported May 15, 20268 positions
VSATViasat Inc$96.2M28.44%1.54%+0.3%Q2 2019
CSTMConstellium SE$45.4M13.43%1.36%+0.3%Q4 2017
DANDANA Inc$38.7M11.44%1.06%+0.4%Q1 2019
AMTMAmentum Holdings, Inc.$36.4M10.77%0.57%+0.3%Q2 2025
ECVTEcovyst Inc.$36M10.65%2.56%+36.6%Q4 2025
FLRFluor Corp$28M8.29%0.42%+7.5%Q2 2024
RRXRegal Rexnord Corp$23.4M6.92%0.19%NewQ1 2026
KALUKaiser Aluminum Corp$21.1M6.24%1.07%+4.2%Q4 2020
Q4 2025Reported Feb 13, 20268 positions
VSATViasat Inc$72.2M29.17%1.55%+2.9%Q2 2019
AMTMAmentum Holdings, Inc.$40.4M16.32%0.57%+16.0%Q2 2025
CSTMConstellium SE$34.7M14.04%1.36%+13.4%Q4 2017
DANDANA Inc$27.2M11.01%1.02%+6.1%Q1 2019
FLRFluor Corp$22.2M8.96%0.37%+2.8%Q2 2024
ECVTEcovyst Inc.$19.9M8.06%1.83%NewQ4 2025
KALUKaiser Aluminum Corp$19.3M7.80%1.04%Not reportedQ4 2020
SEISolaris Energy Infrastructure, Inc.$11.5M4.65%Not reported-75.1%Q3 2024
Q3 2025Reported Nov 13, 202510 positions
VSATViasat Inc$59.7M24.45%1.52%+1.8%Q2 2019
SEISolaris Energy Infrastructure, Inc.$40.1M16.43%Not reported-10.6%Q3 2024
AMTMAmentum Holdings, Inc.$28.7M11.78%0.49%+20.0%Q2 2025
CSTMConstellium SE$24.2M9.91%1.18%+62.5%Q4 2017
FLRFluor Corp$22.9M9.38%0.34%+1.9%Q2 2024
DANDANA Inc$21.6M8.87%0.89%Not reportedQ1 2019
EOSEEos Energy Enterprises, Inc.$20M8.19%0.62%+1.8%Q3 2024
NVRIEnviri Corp$17.8M7.28%Not reportedNot reportedQ3 2024
MAGNMagnera Corp$6.56M2.69%1.57%+0.9%Q4 2024
TSEOQTrinseo PLC$2.49M1.02%2.94%+3.7%Q4 2024
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