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Starboard Value LP

13F filer · CIK 0001517137
Reported Aug 14, 2026
Net seller this quarter
13F portfolio value$4.52BU.S. long equity reported on 13F
Positions202 new · 4 closed
Net flow last quarter-$1.03BBuys minus sells
Top 10 positions weight72.9%Concentration

Holdings

13F · last 4 quarters free
Scroll for earlier quarters
CompanyValue% of portfolio% of companyPOSITION CHANGE qoq %First reported
Q2 2026Reported Aug 14, 202620 positions
QRVOQorvo, Inc.$523M11.57%6.36%-25.3%Q1 2025
KVUEKenvue Inc.$522M11.54%1.42%Not reportedQ4 2024
DTDynatrace, Inc.$389M8.61%3.05%NewQ2 2026
AQNAlgonquin Power & Utilities Corp.$335M7.41%7.44%Not reportedQ2 2023
MTCHMatch Group, Inc.$296M6.54%3.38%-31.8%Q3 2024
ACTGAcacia Research Corp$285M6.30%62.64%Not reportedQ4 2022
RIOTRiot Platforms, Inc.$277M6.12%2.68%-34.9%Q4 2024
BILLBILL Holdings, Inc.$254M5.62%7.63%0.0%Q3 2025
LWLamb Weston Holdings, Inc.$248M5.47%4.15%-6.2%Q1 2026
KMXCarmax Inc$170M3.75%2.26%-48.3%Q1 2026
FLSFlowserve Corp$107M2.36%1.13%NewQ2 2026
FLRFluor Corp$83.1M1.84%1.17%-45.0%Q4 2025
GPGIGPGI, Inc.$79.7M1.76%1.73%Not reportedQ1 2026
TRIPTripAdvisor, Inc.$69.9M1.54%4.35%-52.7%Q2 2025
NWSNews Corp$68.2M1.51%Not reported-6.1%Q4 2023
NWSANews Corp$50.7M1.12%0.35%-63.6%Q4 2023
HRHealthcare Realty Trust Inc$39.1M0.86%0.57%-71.6%Q4 2024
BLMNBloomin' Brands, Inc.$38.2M0.84%4.88%-47.6%Q3 2023
BIXIBitcoin Infrastructure Acquisition Corp Ltd$3M0.07%Not reportedNot reportedQ4 2025
BIXIWBitcoin Infrastructure Acquisition Corp Ltd$47.5K0.00%Not reportedNot reportedQ1 2026
Q1 2026Reported May 15, 202622 positions
QRVOQorvo, Inc.$581M12.71%8.56%Not reportedQ1 2025
KVUEKenvue Inc.$471M10.29%1.42%Not reportedQ4 2024
AQNAlgonquin Power & Utilities Corp.$351M7.68%7.44%-9.9%Q2 2023
MTCHMatch Group, Inc.$350M7.65%4.87%Not reportedQ3 2024
ACTGAcacia Research Corp$294M6.43%63.28%Not reportedQ4 2022
BILLBILL Holdings, Inc.$269M5.88%7.10%Not reportedQ3 2025
LWLamb Weston Holdings, Inc.$258M5.65%4.43%NewQ1 2026
KMXCarmax Inc$258M5.64%4.37%NewQ1 2026
RIOTRiot Platforms, Inc.$192M4.20%4.10%+22.0%Q4 2024
GENGen Digital Inc.$147M3.21%1.29%-26.3%Q4 2019
NWSANews Corp$140M3.05%0.97%-4.9%Q4 2023
FLRFluor Corp$135M2.94%2.04%-44.4%Q4 2025
CWANClearwater Analytics Holdings, Inc.$129M2.82%Not reported-45.2%Q4 2025
HRHealthcare Realty Trust Inc$116M2.53%1.97%-45.9%Q4 2024
TRIPTripAdvisor, Inc.$115M2.51%9.27%+11.7%Q2 2025
BDXBecton Dickinson & Co$100M2.19%0.23%-31.6%Q1 2025
GPGIGPGI, Inc.$86M1.88%1.74%NewQ1 2026
NWSNews Corp$73.8M1.61%Not reported-41.7%Q4 2023
ROGRogers Corp$62.7M1.37%3.28%-51.5%Q1 2023
BLMNBloomin' Brands, Inc.$43.1M0.94%9.34%Not reportedQ3 2023
BIXIBitcoin Infrastructure Acquisition Corp Ltd$2.98M0.07%Not reportedNot reportedQ4 2025
BIXIWBitcoin Infrastructure Acquisition Corp Ltd$44.6K0.00%Not reportedNewQ1 2026
Q4 2025Reported Feb 17, 202620 positions
QRVOQorvo, Inc.$635M12.02%8.11%Not reportedQ1 2025
KVUEKenvue Inc.$471M8.92%1.43%+30.5%Q4 2024
AQNAlgonquin Power & Utilities Corp.$390M7.40%8.26%Not reportedQ2 2023
BILLBILL Holdings, Inc.$383M7.26%7.01%Not reportedQ3 2025
MTCHMatch Group, Inc.$368M6.97%4.90%+2.9%Q3 2024
ADSKAutodesk, Inc.$297M5.62%0.47%-23.7%Q3 2024
GENGen Digital Inc.$288M5.45%1.72%-13.0%Q4 2019
CRMSalesforce, Inc.$249M4.72%0.10%-24.3%Q4 2022
CWANClearwater Analytics Holdings, Inc.$240M4.55%Not reportedNewQ4 2025
ACTGAcacia Research Corp$229M4.33%63.36%Not reportedQ4 2022
HRHealthcare Realty Trust Inc$214M4.05%3.58%-13.0%Q4 2024
FLRFluor Corp$206M3.90%3.41%NewQ4 2025
BDXBecton Dickinson & Co$180M3.42%0.33%-23.0%Q1 2025
RIOTRiot Platforms, Inc.$161M3.06%3.43%+44.5%Q4 2024
NWSANews Corp$154M2.92%1.02%-7.6%Q4 2023
TRIPTripAdvisor, Inc.$140M2.66%8.43%+1.4%Q2 2025
NWSNews Corp$132M2.49%Not reported-26.2%Q4 2023
ROGRogers Corp$110M2.09%6.76%-28.2%Q1 2023
BLMNBloomin' Brands, Inc.$49.2M0.93%9.37%Not reportedQ3 2023
BIXIBitcoin Infrastructure Acquisition Corp Ltd$2.99M0.06%Not reportedNewQ4 2025
Q3 2025Reported Nov 14, 202518 positions
QRVOQorvo, Inc.$684M12.87%8.11%-4.6%Q1 2025
ADSKAutodesk, Inc.$417M7.85%0.62%-10.5%Q3 2024
MTCHMatch Group, Inc.$391M7.36%4.63%-27.7%Q3 2024
BILLBILL Holdings, Inc.$372M7.00%6.91%NewQ3 2025
GENGen Digital Inc.$346M6.50%1.98%-8.7%Q4 2019
AQNAlgonquin Power & Utilities Corp.$341M6.42%8.27%Not reportedQ2 2023
KVUEKenvue Inc.$340M6.39%1.09%Not reportedQ4 2024
CRMSalesforce, Inc.$294M5.54%0.13%-0.8%Q4 2022
HRHealthcare Realty Trust Inc$261M4.92%4.12%-24.9%Q4 2024
BDXBecton Dickinson & Co$226M4.25%0.42%-53.9%Q1 2025
NWSNews Corp$208M3.91%Not reported-12.3%Q4 2023
ACTGAcacia Research Corp$199M3.74%63.37%Not reportedQ4 2022
NWSANews Corp$196M3.69%1.10%-6.1%Q4 2023
RIOTRiot Platforms, Inc.$168M3.16%2.38%+88.5%Q4 2024
TRIPTripAdvisor, Inc.$155M2.91%8.14%+11.9%Q2 2025
ALITAlight, Inc. / Delaware$150M2.81%10.27%Not reportedQ1 2024
ROGRogers Corp$135M2.54%9.37%+86.4%Q1 2023
BLMNBloomin' Brands, Inc.$57.2M1.08%9.37%Not reportedQ3 2023
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