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Sunstone Asset Management, LP

13F filer · CIK 0002111996
Reported Aug 14, 2026
Net seller this quarter
13F portfolio value$92.4MU.S. long equity reported on 13F
Positions4212 new · 20 closed
Net flow last quarter-$28.9MBuys minus sells
Top 10 positions weight42.3%Concentration

Holdings

13F · last 4 quarters free
Scroll for earlier quarters
CompanyValue% of portfolio% of companyPOSITION CHANGE qoq %First reported
Q2 2026Reported Aug 14, 202642 positions
AMATApplied Materials Inc$5.48M5.93%0.00%+1.1%Q4 2025
MKSIMKS Inc$5.16M5.59%0.02%NewQ2 2026
MTSIMACOM Technology Solutions Holdings, Inc.$4.44M4.80%0.02%-18.2%Q4 2025
GLWCorning Inc$4.35M4.71%0.00%+12.4%Q1 2026
DASHDoorDash, Inc.$4.23M4.58%Not reported+45.9%Q4 2025
SNPSSynopsys Inc$3.64M3.94%0.00%+9.7%Q4 2025
ASMLAsml Holding NV$3.38M3.66%0.00%NewQ2 2026
SNOWSnowflake Inc.$3.05M3.31%0.00%+66.7%Q1 2026
GSATGlobalstar, Inc.$2.72M2.95%0.03%NewQ2 2026
TDSTelephone & Data Systems Inc$2.61M2.83%0.06%Not reportedQ4 2025
APHAmphenol Corp$2.56M2.77%0.00%Not reportedQ1 2026
SESea Ltd$2.51M2.72%0.01%+92.6%Q4 2025
VVisa Inc.$2.5M2.71%0.00%Not reportedQ4 2025
AMZNAmazon Com Inc$2.45M2.66%0.00%NewQ2 2026
ADIAnalog Devices Inc$2.38M2.58%0.00%+150.0%Q1 2026
ANETArista Networks, Inc.$1.77M1.91%0.00%NewQ2 2026
EQIXEquinix Inc$1.71M1.86%0.00%-21.1%Q4 2025
NTNXNutanix, Inc.$1.68M1.81%0.01%Not reportedQ4 2025
AMTAmerican Tower Corp$1.62M1.76%0.00%Not reportedQ4 2025
ORCLOracle Corp$1.54M1.67%0.00%+90.9%Q4 2025
CIENCiena Corp$1.49M1.61%0.00%NewQ2 2026
STXSeagate Technology Holdings plc$1.43M1.55%0.00%NewQ2 2026
MRSHMarsh & Mclennan Companies, Inc.$1.32M1.43%0.00%-39.6%Q4 2025
JOYYJOYY Inc.$1.23M1.34%Not reportedNot reportedQ4 2025
TERTeradyne, Inc$1.12M1.22%0.00%NewQ2 2026
NOWServiceNow, Inc.$1.11M1.21%0.00%+39.9%Q4 2025
KLACKla Corp$1.07M1.16%0.00%-63.1%Q1 2026
TWLOTwilio Inc$1.07M1.15%0.00%-55.3%Q4 2025
TCOMTrip.com Group Ltd$1.05M1.13%0.00%+171.1%Q1 2026
SONYSony Group Corp$995K1.08%0.00%Not reportedQ4 2025
NETCloudflare, Inc.$994K1.08%Not reportedNewQ2 2026
COHRCoherent Corp.$947K1.03%0.00%NewQ2 2026
GLDSPDR Gold Trust$943K1.02%0.00%Not reportedQ4 2025
SHOPShopify Inc.$821K0.89%0.00%Not reportedQ4 2025
OLEDUniversal Display Corp \pa\$798K0.86%0.02%Not reportedQ4 2025
ABNBAirbnb, Inc.$716K0.77%Not reported-70.1%Q4 2025
SBACSba Communications Corp$706K0.76%0.00%NewQ2 2026
GWREGuidewire Software, Inc.$541K0.59%0.01%NewQ2 2026
ESTCElastic N.V.$376K0.41%0.01%Not reportedQ1 2026
SSentinelOne, Inc.$339K0.37%Not reportedNot reportedQ1 2026
RBLXRoblox Corp$321K0.35%0.00%-59.9%Q1 2026
ZIPZiprecruiter, Inc.$146K0.16%0.05%Not reportedQ4 2025
Q1 2026Reported May 14, 202650 positions
NVDANvidia Corp$5.31M6.23%0.00%+48.9%Q4 2025
MDBMongoDB, Inc.$3.92M4.60%0.02%+193.5%Q4 2025
MTSIMACOM Technology Solutions Holdings, Inc.$3.17M3.72%0.02%+11.8%Q4 2025
TDSTelephone & Data Systems Inc$2.97M3.49%0.06%Not reportedQ4 2025
SNPSSynopsys Inc$2.95M3.46%0.00%+48.3%Q4 2025
PANWPalo Alto Networks Inc$2.74M3.22%0.00%NewQ1 2026
AMATApplied Materials Inc$2.56M3.01%0.00%+141.9%Q4 2025
DASHDoorDash, Inc.$2.36M2.77%Not reported+13.3%Q4 2025
MRSHMarsh & Mclennan Companies, Inc.$2.28M2.67%0.00%Not reportedQ4 2025
AMDAdvanced Micro Devices Inc$2.26M2.65%0.00%NewQ1 2026
VVisa Inc.$2.21M2.59%0.00%Not reportedQ4 2025
MSFTMicrosoft Corp$2.18M2.56%0.00%+20.4%Q4 2025
ABNBAirbnb, Inc.$2.11M2.48%Not reportedNot reportedQ4 2025
GLWCorning Inc$2.06M2.42%0.00%NewQ1 2026
EQIXEquinix Inc$2.04M2.40%0.00%Not reportedQ4 2025
FLEXFlex Ltd.$1.98M2.33%0.01%-9.7%Q4 2025
APHAmphenol Corp$1.83M2.15%0.00%NewQ1 2026
AMTAmerican Tower Corp$1.71M2.01%0.00%Not reportedQ4 2025
SNDKSandisk Corp$1.65M1.94%0.00%-13.3%Q4 2025
NFLXNetflix Inc$1.54M1.81%0.00%Not reportedQ4 2025
TWLOTwilio Inc$1.46M1.71%0.01%+10.0%Q4 2025
KLACKla Corp$1.41M1.66%0.00%NewQ1 2026
GOOGAlphabet Inc.$1.33M1.57%Not reported+27.4%Q4 2025
NOKNokia Corp$1.32M1.56%0.00%NewQ1 2026
NTNXNutanix, Inc.$1.25M1.47%0.01%+10.0%Q4 2025
INTUIntuit Inc.$1.25M1.46%0.00%NewQ1 2026
TTMITTM Technologies Inc$1.18M1.38%0.01%-10.9%Q4 2025
SESea Ltd$1.13M1.32%0.01%+105.8%Q4 2025
CLSCelestica Inc$1.13M1.32%0.00%Not reportedQ4 2025
GLDSPDR Gold Trust$1.1M1.29%0.00%+16.9%Q4 2025
JOYYJOYY Inc.$1.09M1.28%Not reported+34.5%Q4 2025
SNOWSnowflake Inc.$1.09M1.27%0.00%NewQ1 2026
SONYSony Group Corp$1.03M1.21%0.00%+42.1%Q4 2025
RMBSRambus Inc$1.01M1.19%0.01%NewQ1 2026
UUnity Software Inc.$941K1.11%0.01%NewQ1 2026
SHOPShopify Inc.$853K1.00%0.00%+46.7%Q4 2025
OLEDUniversal Display Corp \pa\$845K0.99%0.02%Not reportedQ4 2025
AVGOBroadcom Inc.$843K0.99%0.00%-48.1%Q4 2025
NOWServiceNow, Inc.$839K0.99%0.00%+10.0%Q4 2025
RBLXRoblox Corp$833K0.98%0.00%NewQ1 2026
ORCLOracle Corp$809K0.95%0.00%+10.0%Q4 2025
ADIAnalog Devices Inc$764K0.90%0.00%NewQ1 2026
ETSYEtsy Inc$545K0.64%0.01%Not reportedQ4 2025
ZSZscaler, Inc.$527K0.62%0.00%NewQ1 2026
TCOMTrip.com Group Ltd$483K0.57%0.00%NewQ1 2026
ZMZoom Communications, Inc.$338K0.40%Not reportedNewQ1 2026
ESTCElastic N.V.$330K0.39%0.01%NewQ1 2026
SSentinelOne, Inc.$258K0.30%Not reportedNewQ1 2026
ZIPZiprecruiter, Inc.$71.4K0.08%0.05%Not reportedQ4 2025
EMSmart Share Global Ltd$55.3K0.06%0.07%Not reportedQ4 2025
Q4 2025Reported Feb 18, 202642 positions
NVDANvidia Corp$3.81M3.65%0.00%NewQ4 2025
DASHDoorDash, Inc.$3.14M3.01%Not reportedNewQ4 2025
TDSTelephone & Data Systems Inc$2.89M2.77%0.06%NewQ4 2025
VVisa Inc.$2.56M2.45%0.00%NewQ4 2025
MRSHMarsh & Mclennan Companies, Inc.$2.44M2.33%0.00%NewQ4 2025
MSFTMicrosoft Corp$2.37M2.27%0.00%NewQ4 2025
SNPSSynopsys Inc$2.35M2.25%0.00%NewQ4 2025
MDBMongoDB, Inc.$2.29M2.19%0.01%NewQ4 2025
ABNBAirbnb, Inc.$2.27M2.17%Not reportedNewQ4 2025
MTSIMACOM Technology Solutions Holdings, Inc.$2.19M2.09%0.02%NewQ4 2025
FLEXFlex Ltd.$2.03M1.94%0.01%NewQ4 2025
AVGOBroadcom Inc.$1.81M1.74%0.00%NewQ4 2025
AMTAmerican Tower Corp$1.74M1.67%0.00%NewQ4 2025
MNDYmonday.com Ltd.$1.72M1.64%0.02%NewQ4 2025
EQIXEquinix Inc$1.6M1.53%0.00%NewQ4 2025
NTNXNutanix, Inc.$1.55M1.48%0.01%NewQ4 2025
NFLXNetflix Inc$1.5M1.44%0.00%NewQ4 2025
TWLOTwilio Inc$1.5M1.43%0.01%NewQ4 2025
TXNTexas Instruments Inc$1.45M1.39%0.00%NewQ4 2025
CLSCelestica Inc$1.18M1.13%0.00%NewQ4 2025
GOOGAlphabet Inc.$1.14M1.10%Not reportedNewQ4 2025
NOWServiceNow, Inc.$1.12M1.07%0.00%NewQ4 2025
OLEDUniversal Display Corp \pa\$1.08M1.03%0.02%NewQ4 2025
ORCLOracle Corp$975K0.93%0.00%NewQ4 2025
TTMITTM Technologies Inc$937K0.90%0.01%NewQ4 2025
JOYYJOYY Inc.$900K0.86%Not reportedNewQ4 2025
SONYSony Group Corp$894K0.86%0.00%NewQ4 2025
GLDSPDR Gold Trust$868K0.83%0.00%NewQ4 2025
FORMFormfactor Inc$859K0.82%0.02%NewQ4 2025
SESea Ltd$844K0.81%0.00%NewQ4 2025
AMATApplied Materials Inc$797K0.76%0.00%NewQ4 2025
SHOPShopify Inc.$788K0.75%0.00%NewQ4 2025
TTDTrade Desk, Inc.$759K0.73%Not reportedNewQ4 2025
SNDKSandisk Corp$712K0.68%0.00%NewQ4 2025
CFLTConfluent, Inc.$644K0.62%0.02%NewQ4 2025
ETSYEtsy Inc$604K0.58%0.01%NewQ4 2025
DDOGDatadog, Inc.$436K0.42%0.00%NewQ4 2025
BEBloom Energy Corp$417K0.40%0.00%NewQ4 2025
SMCISuper Micro Computer, Inc.$410K0.39%0.00%NewQ4 2025
KVYOKlaviyo, Inc.$336K0.32%Not reportedNewQ4 2025
ZIPZiprecruiter, Inc.$151K0.14%0.05%NewQ4 2025
EMSmart Share Global Ltd$57.2K0.05%0.07%NewQ4 2025
Premium opens every quarter this fund has filed

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