Duncker Streett & Co Inc

13F filer · CIK 0001020585

Reported Jul 28, 2026

Net seller this quarter

13F portfolio value$591MU.S. long equity reported on 13F

Positions3619 new · 18 closed

Net flow last quarter-$4.36MBuys minus sells

Top 10 positions weight30.7%Concentration

Holdings

13F · last 4 quarters free

Scroll for earlier quarters

Company	Value	% of portfolio	% of company	POSITION CHANGE qoq %	First reported
Q2 2026Reported Jul 28, 2026361 positions
AVGOBroadcom Inc.	$25.8M	4.37%	0.00%	-4.5%	Q1 2016
AAPLApple Inc.	$24.8M	4.20%	0.00%	+6.4%	Q2 2013
GOOGLAlphabet Inc.	$22.2M	3.75%	0.00%	+2.1%	Q4 2015
NVDANvidia Corp	$19.1M	3.23%	0.00%	+15.4%	Q3 2016
ABBVAbbVie Inc.	$16.4M	2.78%	0.00%	-12.5%	Q2 2013
MSFTMicrosoft Corp	$16.1M	2.73%	0.00%	+1.3%	Q2 2013
JPMJPMorgan Chase & Co	$16.1M	2.72%	0.00%	-0.6%	Q2 2013
PANWPalo Alto Networks Inc	$13.9M	2.35%	0.01%	+0.8%	Q4 2022
MAMastercard Inc	$13.8M	2.34%	0.00%	-4.3%	Q2 2013
AMZNAmazon Com Inc	$13M	2.20%	0.00%	+1.0%	Q2 2013
HEIHeico Corp	$12.8M	2.16%	0.07%	-12.1%	Q2 2020
XOMExxonMobil Holdings Corp	$12.3M	2.08%	0.00%	-9.2%	Q2 2013
TMOThermo Fisher Scientific Inc.	$8.8M	1.49%	0.00%	-12.4%	Q2 2013
MRKMerck & Co., Inc.	$8.65M	1.46%	0.00%	+1.6%	Q2 2013
DHRDanaher Corp	$8.21M	1.39%	0.01%	-9.0%	Q2 2013
KLACKla Corp	$7.97M	1.35%	0.00%	+7.3%	Q1 2021
PWRQuanta Services, Inc.	$7.9M	1.34%	0.01%	+5.6%	Q2 2014
CRWDCrowdStrike Holdings, Inc.	$7.36M	1.25%	0.00%	+1.0%	Q4 2022
GSGoldman Sachs Group Inc	$6.99M	1.18%	0.00%	+8.6%	Q2 2013
LLYELI LILLY & Co	$6.69M	1.13%	0.00%	+721.8%	Q2 2013
APHAmphenol Corp	$6.69M	1.13%	0.00%	-7.1%	Q2 2013
LOWLowes Companies Inc	$5.81M	0.98%	0.00%	-5.3%	Q2 2013
GOOGAlphabet Inc.	$5.67M	0.96%	Not reported	-9.3%	Q4 2015
COSTCostco Wholesale Corp	$5.62M	0.95%	0.00%	-1.9%	Q2 2013
WMTWalmart Inc.	$5.56M	0.94%	0.00%	0.0%	Q2 2013
TGTTarget Corp	$5.44M	0.92%	0.01%	+27.8%	Q2 2013
PGPROCTER & GAMBLE Co	$5.35M	0.90%	0.00%	-5.5%	Q2 2013
SPYSPDR S&P 500 ETF Trust	$4.79M	0.81%	Not reported	+8.1%	Q2 2013
URIUnited Rentals, Inc.	$4.62M	0.78%	0.01%	+2.8%	Q2 2015
ORLYO Reilly Automotive Inc	$4.41M	0.75%	0.01%	-6.2%	Q4 2020
CVXChevron Corp	$4.27M	0.72%	0.00%	+9.7%	Q2 2013
TJXTJX Companies Inc	$4.23M	0.72%	0.00%	Not reported	Q2 2013
BWXTBWX Technologies, Inc.	$4.16M	0.70%	0.02%	+121.7%	Q1 2026
LINLinde PLC	$4.11M	0.69%	0.00%	+33.4%	Q4 2018
HDHome Depot, Inc.	$4.03M	0.68%	0.00%	-2.0%	Q2 2013
VVisa Inc.	$4M	0.68%	0.00%	-4.4%	Q2 2013
TDGTransDigm Group INC	$3.98M	0.67%	0.01%	-4.7%	Q2 2013
AMEAmetek Inc/	$3.92M	0.66%	0.01%	-9.0%	Q2 2013
JNJJohnson & Johnson	$3.84M	0.65%	0.00%	+2.8%	Q2 2013
SPGIS&P Global Inc.	$3.63M	0.61%	0.00%	-16.2%	Q4 2019
ICEIntercontinental Exchange, Inc.	$3.54M	0.60%	0.01%	-16.3%	Q3 2018
SLBSLB Limited	$3.34M	0.56%	0.00%	+0.4%	Q2 2013
ITWIllinois Tool Works Inc	$3.21M	0.54%	0.00%	+0.1%	Q2 2013
QCOMQualcomm Inc	$3.13M	0.53%	0.00%	-2.3%	Q2 2013
SYKStryker Corp	$3.07M	0.52%	0.00%	-22.6%	Q2 2013
ABTAbbott Laboratories	$3.04M	0.51%	0.00%	-2.8%	Q2 2013
CASYCaseys General Stores Inc	$2.89M	0.49%	0.01%	+10.5%	Q3 2013
EMEEMCOR Group, Inc.	$2.79M	0.47%	0.01%	+62.2%	Q1 2026
BXBlackstone Inc.	$2.62M	0.44%	0.00%	+2.5%	Q3 2013
LHXL3harris Technologies, Inc.	$2.61M	0.44%	0.00%	-7.2%	Q3 2019

Q1 2026Reported Apr 29, 2026369 positions
AVGOBroadcom Inc.	$22.2M	4.21%	0.00%	-4.6%	Q1 2016
AAPLApple Inc.	$20.5M	3.89%	0.00%	-11.8%	Q2 2013
GOOGLAlphabet Inc.	$17.5M	3.32%	0.00%	-2.5%	Q4 2015
XOMExxonMobil Holdings Corp	$16.8M	3.20%	0.00%	+5.3%	Q2 2013
ABBVAbbVie Inc.	$16.2M	3.09%	0.00%	+3.7%	Q2 2013
MSFTMicrosoft Corp	$15.8M	3.00%	0.00%	-8.7%	Q2 2013
JPMJPMorgan Chase & Co	$14.5M	2.76%	0.00%	-0.6%	Q2 2013
NVDANvidia Corp	$14.4M	2.74%	0.00%	-11.8%	Q3 2016
MAMastercard Inc	$14.1M	2.67%	0.00%	-9.5%	Q2 2013
AMZNAmazon Com Inc	$11.3M	2.14%	0.00%	-12.6%	Q2 2013
HEIHeico Corp	$11.2M	2.13%	0.07%	-1.2%	Q2 2020
TMOThermo Fisher Scientific Inc.	$9.86M	1.87%	0.01%	-19.1%	Q2 2013
DHRDanaher Corp	$8.98M	1.71%	0.01%	-18.4%	Q2 2013
MRKMerck & Co., Inc.	$7.96M	1.51%	0.00%	+4.6%	Q2 2013
LOWLowes Companies Inc	$6.58M	1.25%	0.01%	+0.6%	Q2 2013
PANWPalo Alto Networks Inc	$6.47M	1.23%	0.00%	-0.5%	Q4 2022
WMTWalmart Inc.	$6.1M	1.16%	0.00%	-0.1%	Q2 2013
COSTCostco Wholesale Corp	$6.1M	1.16%	0.00%	-1.2%	Q2 2013
PWRQuanta Services, Inc.	$5.71M	1.08%	0.01%	-35.1%	Q2 2014
PGPROCTER & GAMBLE Co	$5.57M	1.06%	0.00%	+92.3%	Q2 2013
ICEIntercontinental Exchange, Inc.	$5.41M	1.03%	0.01%	-23.6%	Q3 2018
GSGoldman Sachs Group Inc	$5.38M	1.02%	0.00%	+4.0%	Q2 2013
APHAmphenol Corp	$5.16M	0.98%	0.00%	-0.2%	Q2 2013
GOOGAlphabet Inc.	$5.07M	0.96%	Not reported	+1.5%	Q4 2015
CVXChevron Corp	$4.86M	0.92%	0.00%	+2.9%	Q2 2013
ORLYO Reilly Automotive Inc	$4.71M	0.90%	0.01%	-27.2%	Q4 2020
SPGIS&P Global Inc.	$4.53M	0.86%	0.00%	+31.7%	Q4 2019
TJXTJX Companies Inc	$4.46M	0.85%	0.00%	-1.4%	Q2 2013
ISRGIntuitive Surgical Inc	$4.22M	0.80%	0.00%	-0.5%	Q2 2018
SYKStryker Corp	$4.14M	0.79%	0.00%	-4.8%	Q2 2013
TGTTarget Corp	$3.95M	0.75%	0.01%	+1644.9%	Q2 2013
SPYSPDR S&P 500 ETF Trust	$3.86M	0.73%	Not reported	+7.9%	Q2 2013
HDHome Depot, Inc.	$3.83M	0.73%	0.00%	+13.3%	Q2 2013
AMEAmetek Inc/	$3.82M	0.73%	0.01%	-2.2%	Q2 2013
CRWDCrowdStrike Holdings, Inc.	$3.73M	0.71%	0.00%	+55.8%	Q4 2022
VVisa Inc.	$3.68M	0.70%	0.00%	-1.2%	Q2 2013
SLBSLB Limited	$3.67M	0.70%	0.00%	+8145.7%	Q2 2013
TDGTransDigm Group INC	$3.63M	0.69%	0.01%	-4.8%	Q2 2013
KLACKla Corp	$3.62M	0.69%	0.00%	+105.8%	Q1 2021
JNJJohnson & Johnson	$3.6M	0.68%	0.00%	+3.5%	Q2 2013
ABTAbbott Laboratories	$3.54M	0.67%	0.00%	-4.6%	Q2 2013
LHXL3harris Technologies, Inc.	$3.34M	0.64%	0.01%	0.0%	Q3 2019
ITWIllinois Tool Works Inc	$3.08M	0.59%	0.00%	-0.8%	Q2 2013
LINLinde PLC	$2.94M	0.56%	0.00%	+9.9%	Q4 2018
URIUnited Rentals, Inc.	$2.89M	0.55%	0.01%	+0.2%	Q2 2015
BMYBristol Myers Squibb Co	$2.54M	0.48%	0.00%	+1.0%	Q2 2013
BXBlackstone Inc.	$2.5M	0.47%	0.00%	-7.5%	Q3 2013
NEMNEWMONT Corp	$2.4M	0.46%	0.00%	+412.8%	Q2 2013
CASYCaseys General Stores Inc	$2.39M	0.46%	0.01%	+5.7%	Q3 2013
DOVDOVER Corp	$2.35M	0.45%	0.01%	-0.7%	Q2 2013

Q4 2025Reported Jan 27, 2026376 positions
AVGOBroadcom Inc.	$26M	4.62%	0.00%	-11.3%	Q1 2016
AAPLApple Inc.	$24.8M	4.41%	0.00%	-3.5%	Q2 2013
MSFTMicrosoft Corp	$22.6M	4.01%	0.00%	-1.3%	Q2 2013
GOOGLAlphabet Inc.	$19.5M	3.46%	0.00%	-17.7%	Q4 2015
MAMastercard Inc	$17.7M	3.15%	0.00%	+0.2%	Q2 2013
NVDANvidia Corp	$17.5M	3.11%	0.00%	-19.3%	Q3 2016
ABBVAbbVie Inc.	$16.5M	2.92%	0.00%	+1.0%	Q2 2013
JPMJPMorgan Chase & Co	$16M	2.85%	0.00%	+7.9%	Q2 2013
TMOThermo Fisher Scientific Inc.	$14.4M	2.55%	0.01%	+14.9%	Q2 2013
AMZNAmazon Com Inc	$14.3M	2.53%	0.00%	-0.4%	Q2 2013
HEIHeico Corp	$13.4M	2.38%	0.07%	-0.9%	Q2 2020
DHRDanaher Corp	$13.3M	2.36%	0.01%	+20.4%	Q2 2013
XOMExxonMobil Holdings Corp	$11.3M	2.01%	0.00%	+48.6%	Q2 2013
PANWPalo Alto Networks Inc	$7.48M	1.33%	0.01%	-0.6%	Q4 2022
ICEIntercontinental Exchange, Inc.	$7.29M	1.30%	0.01%	+0.3%	Q3 2018
PWRQuanta Services, Inc.	$6.76M	1.20%	0.01%	+1.0%	Q2 2014
LOWLowes Companies Inc	$6.68M	1.19%	0.00%	-20.3%	Q2 2013
MRKMerck & Co., Inc.	$6.66M	1.18%	0.00%	+110.4%	Q2 2013
ORLYO Reilly Automotive Inc	$6.39M	1.14%	0.01%	+3.1%	Q4 2020
APHAmphenol Corp	$5.53M	0.98%	0.00%	Not reported	Q2 2013
AXONAxon Enterprise, Inc.	$5.49M	0.98%	0.01%	-33.6%	Q2 2023
WMTWalmart Inc.	$5.48M	0.97%	0.00%	-0.4%	Q2 2013
GOOGAlphabet Inc.	$5.47M	0.97%	Not reported	-7.4%	Q4 2015
GSGoldman Sachs Group Inc	$5.38M	0.96%	0.00%	+214.7%	Q2 2013
COSTCostco Wholesale Corp	$5.34M	0.95%	0.00%	-4.2%	Q2 2013
ISRGIntuitive Surgical Inc	$5.21M	0.93%	0.00%	+100.1%	Q2 2018
SYKStryker Corp	$4.65M	0.83%	0.00%	-3.7%	Q2 2013
ABTAbbott Laboratories	$4.53M	0.80%	0.00%	-0.3%	Q2 2013
TDGTransDigm Group INC	$4.38M	0.78%	0.01%	+0.9%	Q2 2013
TJXTJX Companies Inc	$4.35M	0.77%	0.00%	-0.5%	Q2 2013
VVisa Inc.	$4.32M	0.77%	0.00%	+0.1%	Q2 2013
SPGIS&P Global Inc.	$4.22M	0.75%	0.00%	-29.1%	Q4 2019
UBERUber Technologies, Inc	$3.9M	0.69%	0.00%	-36.3%	Q4 2022
METAMeta Platforms, Inc.	$3.83M	0.68%	Not reported	-36.7%	Q2 2014
NOWServiceNow, Inc.	$3.78M	0.67%	0.00%	-33.3%	Q3 2018
SPYSPDR S&P 500 ETF Trust	$3.75M	0.67%	Not reported	-2.3%	Q2 2013
AMEAmetek Inc/	$3.74M	0.66%	0.01%	-36.1%	Q2 2013
BXBlackstone Inc.	$3.62M	0.64%	0.00%	+1.0%	Q3 2013
HDHome Depot, Inc.	$3.54M	0.63%	0.00%	+0.1%	Q2 2013
CVXChevron Corp	$3.48M	0.62%	0.00%	+9.3%	Q2 2013
AJGArthur J. Gallagher & Co.	$3.22M	0.57%	0.00%	-39.1%	Q3 2014
URIUnited Rentals, Inc.	$3.21M	0.57%	0.01%	+0.5%	Q2 2015
COFCapital One Financial Corp	$3.05M	0.54%	0.00%	Not reported	Q2 2013
QCOMQualcomm Inc	$2.97M	0.53%	0.00%	+1.3%	Q2 2013
JNJJohnson & Johnson	$2.94M	0.52%	0.00%	-4.3%	Q2 2013
ITWIllinois Tool Works Inc	$2.94M	0.52%	0.00%	-0.3%	Q2 2013
CEGConstellation Energy Corp	$2.92M	0.52%	0.00%	-2.8%	Q1 2022
PGPROCTER & GAMBLE Co	$2.87M	0.51%	0.00%	-2.3%	Q2 2013
CRWDCrowdStrike Holdings, Inc.	$2.87M	0.51%	0.00%	+153075.0%	Q4 2022
LHXL3harris Technologies, Inc.	$2.84M	0.51%	0.01%	-3.0%	Q3 2019

Q3 2025Reported Oct 23, 2025371 positions
AVGOBroadcom Inc.	$27.9M	4.87%	0.00%	-0.5%	Q1 2016
MSFTMicrosoft Corp	$24.5M	4.27%	0.00%	-0.1%	Q2 2013
AAPLApple Inc.	$24.1M	4.20%	0.00%	+16.5%	Q2 2013
NVDANvidia Corp	$21.7M	3.78%	0.00%	-7.1%	Q3 2016
GOOGLAlphabet Inc.	$18.4M	3.21%	0.00%	+5.8%	Q4 2015
MAMastercard Inc	$17.6M	3.07%	0.00%	-3.3%	Q2 2013
ABBVAbbVie Inc.	$16.5M	2.88%	0.00%	+17.7%	Q2 2013
JPMJPMorgan Chase & Co	$14.5M	2.53%	0.00%	+0.7%	Q2 2013
AMZNAmazon Com Inc	$13.6M	2.37%	0.00%	+0.3%	Q2 2013
HEIHeico Corp	$13.5M	2.34%	0.08%	-1.8%	Q2 2020
AXONAxon Enterprise, Inc.	$10.5M	1.82%	0.02%	+0.5%	Q2 2023
TMOThermo Fisher Scientific Inc.	$10.5M	1.82%	0.01%	-3.9%	Q2 2013
DHRDanaher Corp	$9.56M	1.67%	0.01%	-3.5%	Q2 2013
LOWLowes Companies Inc	$8.73M	1.52%	0.01%	+54.9%	Q2 2013
PANWPalo Alto Networks Inc	$8.31M	1.45%	0.01%	+0.7%	Q4 2022
ICEIntercontinental Exchange, Inc.	$7.56M	1.32%	0.01%	+0.7%	Q3 2018
UBERUber Technologies, Inc	$7.34M	1.28%	0.00%	+2.6%	Q4 2022
ORLYO Reilly Automotive Inc	$7.33M	1.28%	0.01%	Not reported	Q4 2020
XOMExxonMobil Holdings Corp	$7.14M	1.24%	0.00%	+8.3%	Q2 2013
NOWServiceNow, Inc.	$6.8M	1.18%	0.00%	+3.3%	Q3 2018
METAMeta Platforms, Inc.	$6.74M	1.17%	Not reported	+5.8%	Q2 2014
PWRQuanta Services, Inc.	$6.57M	1.15%	0.01%	+1.8%	Q2 2014
AJGArthur J. Gallagher & Co.	$6.34M	1.10%	0.01%	-0.2%	Q3 2014
COSTCostco Wholesale Corp	$5.99M	1.04%	0.00%	-48.3%	Q2 2013
CPRTCopart Inc	$5.84M	1.02%	0.01%	-6.7%	Q4 2019
SPGIS&P Global Inc.	$5.55M	0.97%	0.00%	+0.6%	Q4 2019
AMEAmetek Inc/	$5.36M	0.93%	0.01%	-1.4%	Q2 2013
WMTWalmart Inc.	$5.09M	0.89%	0.00%	+2.3%	Q2 2013
SYKStryker Corp	$5.08M	0.88%	0.00%	+3.1%	Q2 2013
APHAmphenol Corp	$5.07M	0.88%	0.00%	-6.4%	Q2 2013
ABTAbbott Laboratories	$4.85M	0.85%	0.00%	+1.1%	Q2 2013
GOOGAlphabet Inc.	$4.59M	0.80%	Not reported	-7.4%	Q4 2015
TDGTransDigm Group INC	$4.3M	0.75%	0.01%	+6.7%	Q2 2013
VVisa Inc.	$4.2M	0.73%	0.00%	+0.3%	Q2 2013
HDHome Depot, Inc.	$4.16M	0.72%	0.00%	+14.4%	Q2 2013
TJXTJX Companies Inc	$4.11M	0.72%	0.00%	0.0%	Q2 2013
BXBlackstone Inc.	$3.97M	0.69%	0.00%	+0.1%	Q3 2013
URIUnited Rentals, Inc.	$3.77M	0.66%	0.01%	Not reported	Q2 2015
SPYSPDR S&P 500 ETF Trust	$3.75M	0.65%	Not reported	-0.2%	Q2 2013
CVXChevron Corp	$3.24M	0.56%	0.00%	+2.1%	Q2 2013
PGPROCTER & GAMBLE Co	$3.16M	0.55%	0.00%	+0.8%	Q2 2013
ITWIllinois Tool Works Inc	$3.12M	0.54%	0.00%	-1.3%	Q2 2013
LHXL3harris Technologies, Inc.	$3.05M	0.53%	0.01%	-2.8%	Q3 2019
LINLinde PLC	$2.9M	0.50%	0.00%	Not reported	Q4 2018
QCOMQualcomm Inc	$2.86M	0.50%	0.00%	-1.6%	Q2 2013
CEGConstellation Energy Corp	$2.8M	0.49%	0.00%	+234.5%	Q1 2022
JNJJohnson & Johnson	$2.76M	0.48%	0.00%	+1.1%	Q2 2013
COFCapital One Financial Corp	$2.67M	0.47%	0.00%	Not reported	Q2 2013
ACNAccenture plc	$2.55M	0.44%	0.00%	-6.3%	Q2 2013
MRKMerck & Co., Inc.	$2.53M	0.44%	0.00%	-1.8%	Q2 2013

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