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Super Investors DUNCKER STREETT & CO INC
DS

DUNCKER STREETT & CO INC

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$598M
Positions
504
Quarter ended
September 30, 2026
Filed
October 27, 2026

Reported portfolio value by quarter (54 quarters reported)

$598M $247M
Q2 13 Q1 16 Q4 18 Q3 21 Q2 24 Q3 26

$261M in Q2 2013 → $598M now. Hover for any quarter.

Holdings

As reported for the quarter ended September 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
Apple Inc 4.8% Trimmed 0.1% 85,682 $28.5M
Broadcom Inc 4.0% Trimmed 0.2% 68,275 $24M
Microsoft Corp 3.9% Added 4.9% 45,362 $23.3M
Nvidia Corporation 3.7% Added 0.9% 96,258 $22M
Alphabet Inc 3.6% Trimmed 0.1% 61,973 $21.3M
Abbvie Inc 2.9% Trimmed 0.2% 65,204 $17.1M
Jpmorgan Chase & Co 2.7% Trimmed 0.3% 48,973 $16.2M
Exxonmobil Holdings Corp 2.5% New 91,182 $14.8M
Mastercard Incorporated 2.5% Trimmed 0.0% 26,908 $14.8M
SS Select Sector SPDR Tr 2.5% Added 0.6% 75,645 $14.8M
Palo Alto Networks Inc 2.3% Trimmed 13% 35,255 $14M
Amazon Com Inc 2.3% Added 0.6% 54,903 $13.7M
Thermo Fisher Scientific Inc 2.0% Unchanged 17,562 $11.9M
HN Heico Corp New 1.8% Added 0.0% 35,886 $10.9M
CH Crowdstrike Hldgs Inc 1.7% Added 303% 38,872 $10.3M
Merck & Co Inc 1.7% Added 1.4% 68,264 $9.92M
QS Quanta Svcs Inc 1.2% Trimmed 0.1% 10,961 $7.04M
Target Corp 1.1% Added 5.3% 43,826 $6.87M
EL Eli Lilly & Co 1.1% Added 3.9% 5,797 $6.71M
Amphenol Corp 1.1% Added 102% 76,544 $6.45M
Goldman Sachs Group Inc 1.1% Added 1.7% 7,029 $6.33M
DD Danaher Corp Del 1.0% Trimmed 36% 27,734 $6.14M
IT Ishares Tr 1.0% Added 0.6% 22,110 $6.14M
Chevron Corporation 0.9% Added 5.4% 27,167 $5.55M
Costco Wholesale Corporation 0.9% Added 0.2% 6,019 $5.48M
Alphabet Inc 0.9% Trimmed 1.0% 15,889 $5.41M
Procter & Gamble Co 0.9% Added 1.5% 36,996 $5.37M
Kla Corp 0.9% Added 1.5% 26,793 $5.22M
Walmart Inc 0.9% Trimmed 0.3% 48,945 $5.09M
SS State Str SPDR S&P 500 ETF T 0.8% Added 2.9% 6,599 $5.03M
LC Lowes Cos Inc 0.8% Added 1.2% 26,673 $4.92M
IE Intercontinental Exchange In 0.7% Trimmed 1.1% 28,466 $4.33M
Visa Inc 0.7% Added 0.1% 11,657 $4.19M
United Rentals Inc 0.7% Unchanged 4,081 $4.08M
Ametek Inc 0.7% Unchanged 16,217 $4.02M
Johnson & Johnson 0.7% Added 0.2% 15,162 $4.01M
OA Oreilly Automotive Inc 0.6% Trimmed 5.2% 45,368 $3.87M
Linde PLC 0.6% Added 1.1% 7,995 $3.79M
TC Tjx Cos Inc New 0.6% Trimmed 0.2% 27,869 $3.69M
SL Slb Limited 0.6% Added 2.3% 73,407 $3.58M
S&P Global Inc 0.6% Trimmed 0.1% 8,911 $3.52M
Abbott Laboratories 0.6% Trimmed 0.4% 33,384 $3.3M
Home Depot Inc 0.5% Trimmed 0.3% 11,380 $3.24M
IT Ishares Tr 0.5% Trimmed 0.7% 12,074 $3.2M
Qualcomm Inc 0.5% Added 0.0% 16,927 $3.12M
Transdigm Group Inc 0.5% Trimmed 4.3% 2,861 $3.1M
IT Illinois Tool Wks Inc 0.5% Added 0.1% 11,860 $3.05M
IT Ishares Tr 0.5% Added 10% 53,946 $2.76M
SS Schwab Strategic Tr 0.5% Trimmed 0.0% 92,087 $2.76M
Newmont Corp 0.5% Added 2.8% 23,440 $2.7M
Stryker Corporation 0.4% Trimmed 3.1% 9,450 $2.6M
SS Schwab Strategic Tr 0.4% Trimmed 2.3% 70,673 $2.54M
Emcor Group Inc 0.4% Unchanged 3,360 $2.54M
Blackstone Inc 0.4% Added 1.5% 22,589 $2.53M
IA Invesco Actively Managed Exc 0.4% Added 4.5% 50,613 $2.53M
VI Vanguard Index Fds 0.4% Added 6.8% 32,175 $2.52M
MH Medpace Hldgs Inc 0.4% Added 719% 4,011 $2.5M
SS SPDR Series Trust 0.4% New 15,359 $2.42M
FC Fidelity Covington Trust 0.4% Trimmed 0.5% 7,981 $2.39M
CO Capital One Finl Corp 0.4% Unchanged 12,262 $2.37M

Showing top 60 of 504 positions.

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q3 2026

quarter ended September 30, 2026 · filed October 27, 2026

Company Action Shares changed Value of change % of portfolio
Exxonmobil Holdings Corp New +91,182 +$14.8M 2.5%
Exxon Mobil Corp Exited −89,977 −$12.3M —
CH Crowdstrike Hldgs Inc Added +29,228 +$7.74M 1.7%
DD Danaher Corp Del Trimmed −15,344 −$3.4M 1.0%
Amphenol Corp Added +38,602 +$3.25M 1.1%
SS SPDR Series Trust New +15,359 +$2.42M 0.4%
Bwx Technologies Inc Trimmed −16,594 −$2.27M 0.1%
MH Medpace Hldgs Inc Added +3,521 +$2.2M 0.4%
Palo Alto Networks Inc Trimmed −5,450 −$2.17M 2.3%
Microsoft Corp Added +2,134 +$1.09M 3.9%

Showing the 10 largest of 232 changes.

Q2 2026

quarter ended June 30, 2026 · filed July 28, 2026

Company Action Shares changed Value of change % of portfolio
Kla Corp Added +23,944 +$7.22M 1.3%
EL Eli Lilly & Co Added +4,901 +$5.88M 1.1%
SS Select Sector SPDR Tr Added +22,748 +$4.33M 2.4%
Intuitive Surgical Inc Trimmed −7,542 −$3M 0.1%
Nvidia Corporation Added +12,720 +$2.55M 3.2%
Abbvie Inc Trimmed −9,321 −$2.35M 2.8%
Bwx Technologies Inc Added +11,729 +$2.28M 0.7%
I Ishares Inc Added +25,159 +$2.08M 0.4%
VI Vanguard Index Fds Added +22,572 +$1.82M 0.4%
VS Vanguard Star Fds Added +20,827 +$1.78M 0.4%

Showing the 10 largest of 267 changes.

Q1 2026

quarter ended March 31, 2026 · filed April 29, 2026

Company Action Shares changed Value of change % of portfolio
Target Corp Added +30,710 +$3.72M 0.8%
SL Slb Limited Added +70,623 +$3.63M 0.7%
QS Quanta Svcs Inc Trimmed −5,627 −$3.09M 1.1%
IT Ishares Tr Added +12,317 +$3.05M 1.0%
Apple Inc Trimmed −10,762 −$2.73M 3.9%
Procter & Gamble Co Added +18,511 +$2.67M 1.1%
GA Gallagher Arthur J & Co Trimmed −12,345 −$2.67M —
Thermo Fisher Scientific Inc Trimmed −4,735 −$2.33M 1.9%
Servicenow Inc Trimmed −21,540 −$2.25M 0.1%
Axon Enterprise Inc Trimmed −5,260 −$2.23M 0.4%

Showing the 10 largest of 252 changes.

Q4 2025

quarter ended December 31, 2025 · filed January 27, 2026

Company Action Shares changed Value of change % of portfolio
Alphabet Inc Trimmed −13,428 −$4.2M 3.5%
Nvidia Corporation Trimmed −22,466 −$4.19M 3.1%
SS Select Sector SPDR Tr Added +25,763 +$3.71M 1.3%
Exxon Mobil Corp Added +30,786 +$3.7M 2.0%
Goldman Sachs Group Inc Added +4,176 +$3.67M 1.0%
Copart Inc Trimmed −92,039 −$3.6M 0.3%
Merck & Co Inc Added +33,202 +$3.49M 1.2%
Broadcom Inc Trimmed −9,588 −$3.32M 4.6%
CH Crowdstrike Hldgs Inc Added +6,123 +$2.87M 0.5%
Axon Enterprise Inc Trimmed −4,904 −$2.79M 1.0%

Showing the 10 largest of 235 changes.

Q3 2025

quarter ended September 30, 2025 · filed October 23, 2025

Company Action Shares changed Value of change % of portfolio
CW Costco Whsl Corp New Trimmed −6,034 −$5.59M 1.0%
Apple Inc Added +13,429 +$3.42M 4.2%
LC Lowes Cos Inc Added +12,324 +$3.1M 1.5%
Unitedhealth Group Inc Trimmed −8,324 −$2.87M 0.2%
Abbvie Inc Added +10,721 +$2.48M 2.9%
Vertex Pharmaceuticals Inc Trimmed −5,377 −$2.11M 0.2%
Constellation Energy Corp Added +5,959 +$1.96M 0.5%
Nvidia Corporation Trimmed −8,941 −$1.67M 3.8%
Chipotle Mexican Grill Inc Trimmed −36,905 −$1.45M 0.1%
OD Old Dominion Freight Line In Trimmed −10,200 −$1.44M —

Showing the 10 largest of 251 changes.

Q2 2025

quarter ended June 30, 2025 · filed July 28, 2025

Company Action Shares changed Value of change % of portfolio
OA Oreilly Automotive Inc Added +63,313 +$5.71M 1.1%
Meta Platforms Inc Added +7,719 +$5.7M 1.2%
Blackstone Inc Trimmed −18,302 −$2.74M 0.6%
CO Capital One Finl Corp Added +12,549 +$2.67M 0.5%
QS Quanta Svcs Inc Added +6,840 +$2.59M 1.1%
Home Depot Inc Trimmed −6,220 −$2.28M 0.6%
First Solar Inc Trimmed −13,400 −$2.22M —
DF Discover Finl Svcs Exited −12,327 −$2.1M —
Alphabet Inc Trimmed −8,843 −$1.56M 2.3%
Nvidia Corporation Added +9,825 +$1.55M 3.6%

Showing the 10 largest of 251 changes.

Q1 2025

quarter ended March 31, 2025 · filed April 22, 2025

Company Action Shares changed Value of change % of portfolio
Broadcom Inc Trimmed −23,553 −$3.94M 2.9%
Intuit Trimmed −5,860 −$3.6M 0.3%
Abbvie Inc Added +15,559 +$3.26M 2.5%
Dover Corp Trimmed −14,026 −$2.46M 0.4%
QS Quanta Svcs Inc Added +8,706 +$2.21M 0.4%
Adobe Inc Trimmed −4,925 −$1.89M 0.3%
Intuitive Surgical Inc New +2,765 +$1.37M 0.3%
Axon Enterprise Inc Added +2,566 +$1.35M 1.5%
United Rentals Inc Trimmed −1,720 −$1.08M 0.5%
Chipotle Mexican Grill Inc Trimmed −19,969 −$1M 0.5%

Showing the 10 largest of 256 changes.

Q4 2024

quarter ended December 31, 2024 · filed February 05, 2025

Company Action Shares changed Value of change % of portfolio
Palo Alto Networks Inc Added +18,252 +$3.32M 1.2%
S Schlumberger Ltd Trimmed −68,265 −$2.62M 0.1%
UP Union Pac Corp Trimmed −8,239 −$1.88M 0.2%
SS Schwab Strategic Tr Added +55,362 +$1.54M 0.4%
SS Schwab Strategic Tr Added +63,687 +$1.48M 0.4%
SS Schwab Strategic Tr Added +48,708 +$1.27M 0.4%
Broadcom Inc Trimmed −5,079 −$1.18M 4.7%
SS Select Sector SPDR Tr Trimmed −3,962 −$921K 1.2%
SS Schwab Strategic Tr Added +33,935 +$878K 0.3%
Cdw Corp Trimmed −4,381 −$762K —

Showing the 10 largest of 361 changes.

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