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Sei Investments Co

13F filer · CIK 0000350894
Reported Aug 14, 2026
13F portfolio value$113.3BU.S. long equity reported on 13F
Positions2,971Not reported new · Not reported closed
Net flow last quarterNot reportedBuys minus sells
Top 10 positions weight16.9%Concentration

Holdings

13F · last 4 quarters free
Scroll for earlier quarters
CompanyValue% of portfolio% of companyPOSITION CHANGE qoq %First reported
Q2 2026Reported Aug 14, 20262,971 positions
NVDANvidia Corp$4.07B3.59%0.09%+4.1%Q2 2015
AAPLApple Inc.$2.44B2.16%0.06%-24.9%Q2 2015
MSFTMicrosoft Corp$2.21B1.95%0.08%-15.5%Q2 2015
AMZNAmazon Com Inc$2.1B1.85%0.09%-10.0%Q2 2015
GOOGAlphabet Inc.$2.02B1.78%Not reported-2.5%Q1 2016
AVGOBroadcom Inc.$1.69B1.49%0.09%-12.1%Q1 2016
GOOGLAlphabet Inc.$1.42B1.25%0.03%-4.7%Q1 2016
IDEVEndo Pharmaceuticals Solutions Inc.$1.16B1.02%Not reported+4.4%Q4 2022
METAMeta Platforms, Inc.$1.02B0.90%Not reported-8.2%Q2 2015
TSMTaiwan Semiconductor Manufacturing Co Ltd$1.01B0.90%0.01%-18.0%Q2 2015
MUMicron Technology Inc$992M0.87%0.08%+7.1%Q2 2015
LLYELI LILLY & Co$827M0.73%0.07%-10.1%Q2 2015
AMDAdvanced Micro Devices Inc$744M0.66%0.08%-26.6%Q1 2016
VVisa Inc.$655M0.58%0.10%+3.3%Q2 2015
WELLWelltower Inc.$584M0.51%0.36%-3.3%Q3 2015
TSLATesla, Inc.$562M0.50%0.03%-10.9%Q2 2015
ASMLAsml Holding NV$520M0.46%0.07%-9.0%Q2 2015
MAMastercard Inc$498M0.44%0.08%-22.1%Q2 2015
GEGeneral Electric Co$446M0.39%0.12%-11.5%Q3 2021
GEVGE Vernova Inc.$418M0.37%0.13%-18.3%Q2 2024
WWDWoodward, Inc.$418M0.37%1.65%+8.5%Q2 2015
LRCXLam Research Corp$416M0.37%0.08%-13.9%Q2 2015
JNJJohnson & Johnson$409M0.36%0.07%-18.0%Q2 2015
JPMJPMorgan Chase & Co$385M0.34%0.04%-9.5%Q2 2015
AMATApplied Materials Inc$366M0.32%0.06%-22.8%Q2 2015
CSCOCisco Systems, Inc.$335M0.30%0.07%-2.1%Q2 2015
CATCaterpillar Inc$310M0.27%0.06%+39.0%Q2 2015
CCitigroup Inc$295M0.26%0.13%-2.4%Q2 2015
ADIAnalog Devices Inc$291M0.26%0.15%+13.7%Q2 2015
CBRECbre Group, Inc.$289M0.25%0.74%-1.7%Q2 2015
DLRDigital Realty Trust, Inc.$286M0.25%0.43%-3.4%Q2 2015
PHParker-Hannifin Corp$282M0.25%0.23%-12.3%Q2 2015
KLACKla Corp$281M0.25%0.07%+3.1%Q2 2015
PLDPrologis, Inc.$275M0.24%0.22%-9.0%Q2 2015
HLTHilton Worldwide Holdings Inc.$274M0.24%0.37%+29.8%Q2 2015
TDYTeledyne Technologies Inc$272M0.24%0.88%-1.6%Q2 2015
ANETArista Networks, Inc.$272M0.24%0.13%+159.0%Q2 2015
SNDKSandisk Corp$269M0.24%0.08%+44.0%Q2 2015
SESea Ltd$266M0.23%1.57%+1.3%Q1 2018
XOMExxonMobil Holdings Corp$264M0.23%0.05%-2.3%Q2 2015
WDCWestern Digital Corp$262M0.23%0.12%-17.1%Q2 2015
MOG.AMoog Inc.$261M0.23%Not reported-6.3%Q2 2015
APPAppLovin Corp$261M0.23%0.15%+7.2%Q2 2023
LINLinde PLC$259M0.23%0.11%+0.9%Q1 2019
SHOPShopify Inc.$248M0.22%0.55%-19.8%Q4 2017
BACBank of America Corp$240M0.21%0.06%-17.1%Q2 2015
JCIJohnson Controls International plc$239M0.21%0.27%+53.3%Q2 2015
COFCapital One Financial Corp$238M0.21%0.19%+4.6%Q2 2015
ARGXArgenx SE$237M0.21%0.41%-11.1%Q1 2019
BRK.BBerkshire Hathaway Inc$236M0.21%Not reported-20.3%Q2 2015
Q1 2026Reported May 13, 20262,926 positions
NVDANvidia Corp$3.78B3.49%0.09%+12.7%Q2 2015
AAPLApple Inc.$2.86B2.63%0.08%+19.3%Q2 2015
MSFTMicrosoft Corp$2.59B2.39%0.09%-1.6%Q2 2015
AMZNAmazon Com Inc$2.19B2.02%0.10%+10.2%Q2 2015
GOOGAlphabet Inc.$1.68B1.55%Not reported+29.2%Q1 2016
AVGOBroadcom Inc.$1.57B1.45%0.11%+23.4%Q1 2016
GOOGLAlphabet Inc.$1.2B1.11%0.03%+8.7%Q1 2016
METAMeta Platforms, Inc.$1.13B1.04%Not reported+15.3%Q2 2015
IDEVEndo Pharmaceuticals Solutions Inc.$1.04B0.96%Not reported+2.4%Q4 2022
TSMTaiwan Semiconductor Manufacturing Co Ltd$876M0.81%0.01%+11.8%Q2 2015
LLYELI LILLY & Co$706M0.65%0.08%+19.2%Q2 2015
MAMastercard Inc$621M0.57%0.10%+5.0%Q2 2015
VVisa Inc.$558M0.51%0.10%-0.2%Q2 2015
TSLATesla, Inc.$558M0.51%0.04%+17.0%Q2 2015
WELLWelltower Inc.$526M0.48%0.38%+10.3%Q3 2015
NFLXNetflix Inc$502M0.46%0.12%+9.9%Q2 2015
JNJJohnson & Johnson$479M0.44%0.08%+16.4%Q2 2015
GEGeneral Electric Co$383M0.35%0.13%+36.0%Q3 2021
JPMJPMorgan Chase & Co$382M0.35%0.05%+35.3%Q2 2015
GEVGE Vernova Inc.$380M0.35%0.16%-16.1%Q2 2024
ASMLAsml Holding NV$379M0.35%0.07%+223.7%Q2 2015
SPOTSpotify Technology S.A.$363M0.34%0.36%+1.8%Q2 2018
AMDAdvanced Micro Devices Inc$355M0.33%0.11%+34.0%Q1 2016
BKNGBooking Holdings Inc.$352M0.32%0.26%+96.5%Q1 2018
XOMExxonMobil Holdings Corp$335M0.31%0.05%+32.0%Q2 2015
WWDWoodward, Inc.$324M0.30%1.52%+12.5%Q2 2015
SHOPShopify Inc.$321M0.30%0.69%+7.5%Q4 2017
PLTRPalantir Technologies Inc.$311M0.29%0.09%+88.8%Q1 2022
DLRDigital Realty Trust, Inc.$297M0.27%0.47%+1.0%Q2 2015
CBRECbre Group, Inc.$295M0.27%0.74%+8.7%Q2 2015
PLDPrologis, Inc.$295M0.27%0.24%+0.5%Q2 2015
PHParker-Hannifin Corp$295M0.27%0.26%+55.9%Q2 2015
ISRGIntuitive Surgical Inc$292M0.27%0.18%-4.2%Q2 2015
VZVerizon Communications Inc$287M0.26%0.14%+30.6%Q2 2015
RTXRTX Corp$285M0.26%0.11%+31.9%Q2 2020
BRK.BBerkshire Hathaway Inc$283M0.26%Not reported+10.3%Q2 2015
PMPhilip Morris International Inc.$275M0.25%0.11%+19.0%Q2 2015
TAt&T Inc.$272M0.25%0.13%+36.5%Q2 2015
MUMicron Technology Inc$271M0.25%0.07%+39.5%Q2 2015
EQIXEquinix Inc$257M0.24%0.27%+11.8%Q2 2015
MRKMerck & Co., Inc.$253M0.23%0.09%+13.9%Q2 2015
TDYTeledyne Technologies Inc$251M0.23%0.90%+3.6%Q2 2015
BACBank of America Corp$248M0.23%0.07%+18.6%Q2 2015
LINLinde PLC$245M0.23%0.11%+6.0%Q1 2019
CCitigroup Inc$245M0.23%0.12%+13.9%Q2 2015
MCKMckesson Corp$245M0.23%0.23%+0.7%Q2 2015
LRCXLam Research Corp$238M0.22%0.09%-3.4%Q2 2015
MSMorgan Stanley$232M0.21%0.09%+89.7%Q2 2015
CICigna Group$231M0.21%0.33%+83.6%Q2 2015
LHXL3harris Technologies, Inc.$230M0.21%0.36%+11.3%Q3 2019
Q4 2025Reported Feb 13, 20262,838 positions
NVDANvidia Corp$3.59B3.54%0.08%-0.5%Q2 2015
MSFTMicrosoft Corp$3.44B3.39%0.10%+6.2%Q2 2015
AAPLApple Inc.$2.56B2.53%0.06%+6.2%Q2 2015
AMZNAmazon Com Inc$2.2B2.17%0.09%+15.7%Q2 2015
AVGOBroadcom Inc.$1.42B1.41%0.09%+19.7%Q1 2016
GOOGAlphabet Inc.$1.42B1.40%Not reported+14.9%Q1 2016
GOOGLAlphabet Inc.$1.2B1.19%0.03%+2.9%Q1 2016
METAMeta Platforms, Inc.$1.13B1.11%Not reported-4.8%Q2 2015
IDEVEndo Pharmaceuticals Solutions Inc.$1B0.99%Not reported+4.5%Q4 2022
TSMTaiwan Semiconductor Manufacturing Co Ltd$704M0.70%0.01%+19.0%Q2 2015
LLYELI LILLY & Co$692M0.68%0.07%+14.5%Q2 2015
MAMastercard Inc$676M0.67%0.10%+14.2%Q2 2015
VVisa Inc.$649M0.64%0.10%+8.3%Q2 2015
TSLATesla, Inc.$576M0.57%0.03%+3.1%Q2 2015
WELLWelltower Inc.$447M0.44%0.35%+4.5%Q3 2015
NFLXNetflix Inc$446M0.44%0.11%-16.5%Q2 2015
ORCLOracle Corp$442M0.44%0.08%-11.2%Q2 2015
SPOTSpotify Technology S.A.$427M0.42%0.36%+24.0%Q2 2018
SHOPShopify Inc.$405M0.40%0.64%-6.0%Q4 2017
ISRGIntuitive Surgical Inc$374M0.37%0.19%+61.5%Q2 2015
JNJJohnson & Johnson$349M0.34%0.07%+10.8%Q2 2015
INTUIntuit Inc.$346M0.34%0.19%-0.4%Q2 2015
GEVGE Vernova Inc.$340M0.34%0.19%+92.1%Q2 2024
CBRECbre Group, Inc.$323M0.32%0.68%-7.6%Q2 2015
APHAmphenol Corp$311M0.31%0.19%-6.4%Q2 2015
JPMJPMorgan Chase & Co$309M0.31%0.04%+6.5%Q2 2015
GEGeneral Electric Co$306M0.30%0.09%+4.8%Q3 2021
SESea Ltd$299M0.30%1.33%-5.3%Q1 2018
NOWServiceNow, Inc.$295M0.29%0.18%-2.8%Q2 2015
SNOWSnowflake Inc.$291M0.29%0.39%-26.8%Q3 2020
PLDPrologis, Inc.$284M0.28%0.24%+3.9%Q2 2015
AMDAdvanced Micro Devices Inc$279M0.28%0.08%-26.7%Q1 2016
ARGXArgenx SE$278M0.27%0.53%+5.8%Q1 2019
SPGIS&P Global Inc.$274M0.27%0.18%+11.7%Q2 2016
APPAppLovin Corp$273M0.27%0.12%-9.0%Q2 2023
BRK.BBerkshire Hathaway Inc$270M0.27%Not reported+36.4%Q2 2015
DLRDigital Realty Trust, Inc.$252M0.25%0.47%+14.4%Q2 2015
COFCapital One Financial Corp$248M0.24%0.16%+36.3%Q2 2015
CSCOCisco Systems, Inc.$243M0.24%0.08%+18.0%Q2 2015
WWDWoodward, Inc.$243M0.24%1.34%+4.2%Q2 2015
DHRDanaher Corp$239M0.24%0.15%-16.0%Q2 2015
HDBHDFC Bank Ltd$236M0.23%0.04%+25.5%Q2 2015
BACBank of America Corp$236M0.23%0.06%+39.2%Q2 2015
MCKMckesson Corp$230M0.23%0.23%+74.0%Q2 2015
WFCWells Fargo & Company$229M0.23%0.08%+35.0%Q2 2015
DASHDoorDash, Inc.$228M0.22%Not reported+28.1%Q4 2020
BKNGBooking Holdings Inc.$228M0.22%0.13%-13.2%Q1 2018
PMPhilip Morris International Inc.$224M0.22%0.09%+29.5%Q2 2015
CCitigroup Inc$221M0.22%0.11%+13.5%Q2 2015
QCOMQualcomm Inc$213M0.21%0.12%+8.8%Q2 2015
Q3 2025Reported Nov 13, 20252,561 positions
NVDANvidia Corp$3.61B3.88%0.08%+12.1%Q2 2015
MSFTMicrosoft Corp$3.47B3.73%0.09%+2.2%Q2 2015
AAPLApple Inc.$2.26B2.43%0.06%+18.5%Q2 2015
AMZNAmazon Com Inc$1.81B1.94%0.08%+0.4%Q2 2015
METAMeta Platforms, Inc.$1.32B1.42%Not reported+1.4%Q2 2015
AVGOBroadcom Inc.$1.13B1.22%0.07%+3.7%Q1 2016
GOOGAlphabet Inc.$961M1.03%Not reported+72.4%Q1 2016
IDEVEndo Pharmaceuticals Solutions Inc.$932M1.00%Not reported+5.2%Q4 2022
GOOGLAlphabet Inc.$907M0.97%0.03%+7.0%Q1 2016
ORCLOracle Corp$718M0.77%0.09%+7.6%Q2 2015
NFLXNetflix Inc$683M0.73%0.13%-8.3%Q2 2015
MAMastercard Inc$590M0.63%0.08%-1.2%Q2 2015
VVisa Inc.$583M0.63%0.09%-12.9%Q2 2015
TSLATesla, Inc.$553M0.59%0.04%+12.0%Q2 2015
TSMTaiwan Semiconductor Manufacturing Co Ltd$544M0.58%0.01%-17.7%Q2 2015
SESea Ltd$443M0.48%1.40%+5.4%Q1 2018
LLYELI LILLY & Co$429M0.46%0.06%-16.0%Q2 2015
SPOTSpotify Technology S.A.$414M0.45%0.29%+15.1%Q2 2018
WELLWelltower Inc.$411M0.44%0.34%-8.6%Q3 2015
SNOWSnowflake Inc.$408M0.44%0.53%+13.6%Q3 2020
SHOPShopify Inc.$397M0.43%0.68%+3.4%Q4 2017
NOWServiceNow, Inc.$365M0.39%0.19%+7.1%Q2 2015
INTUIntuit Inc.$358M0.39%0.19%0.0%Q2 2015
CBRECbre Group, Inc.$342M0.37%0.73%+0.3%Q2 2015
MELIMercadolibre Inc$332M0.36%0.28%+20.6%Q3 2015
APPAppLovin Corp$321M0.34%0.13%+7.1%Q2 2023
APHAmphenol Corp$304M0.33%0.20%+117.5%Q2 2015
AMDAdvanced Micro Devices Inc$287M0.31%0.11%+85.6%Q1 2016
GEGeneral Electric Co$285M0.31%0.09%+5.5%Q3 2021
JPMJPMorgan Chase & Co$284M0.31%0.03%+5.5%Q2 2015
JNJJohnson & Johnson$282M0.30%0.06%+14.7%Q2 2015
BKNGBooking Holdings Inc.$264M0.28%0.15%-17.6%Q1 2018
SNPSSynopsys Inc$264M0.28%0.29%+88.0%Q2 2015
DHRDanaher Corp$247M0.27%0.18%-22.4%Q2 2015
DLRDigital Realty Trust, Inc.$246M0.26%0.42%-8.2%Q2 2015
PLDPrologis, Inc.$245M0.26%0.23%-10.4%Q2 2015
TDYTeledyne Technologies Inc$235M0.25%0.85%+4.5%Q2 2015
ARGXArgenx SE$230M0.25%0.51%-1.3%Q1 2019
SPGIS&P Global Inc.$229M0.25%0.16%+18.1%Q2 2016
BSXBoston Scientific Corp$224M0.24%0.15%-8.7%Q2 2015
ETNEaton Corp plc$216M0.23%0.15%+7.6%Q2 2015
DASHDoorDash, Inc.$214M0.23%Not reported+15.3%Q4 2020
LINLinde PLC$209M0.23%0.09%+1.6%Q1 2019
PLTRPalantir Technologies Inc.$198M0.21%0.05%+7.9%Q1 2022
BRK.BBerkshire Hathaway Inc$198M0.21%Not reported+4.9%Q2 2015
ABBVAbbVie Inc.$196M0.21%0.05%+22.9%Q2 2015
WWDWoodward, Inc.$195M0.21%1.29%+8.4%Q2 2015
ADIAnalog Devices Inc$195M0.21%0.16%+75.3%Q2 2015
MCOMoodys Corp$191M0.21%0.23%+70.6%Q2 2015
QCOMQualcomm Inc$190M0.20%0.11%+7.7%Q2 2015
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