Duncker Streett & Co Inc reported 313 positions worth $485.88M for the quarter ended Sep 30, 2026, up 1.2% on the prior quarter. It opened 4 new positions, added to 51, trimmed 73 and exited 17. Its largest holding is Apple Inc. at 5.9% of the portfolio.
Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.
Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.
How many positions were opened, added to, trimmed or closed each quarter.
Share of reported value in each sector at every quarter end.
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| MEDP Medpace Holdings, Inc. | +3,521 | +718.6% | $2.20M | 0.515% |
| MSFT Microsoft Corp | +2,134 | +4.9% | $1.09M | 4.79% |
| TGT Target Corp | +2,193 | +5.3% | $343.62K | 1.41% |
| CVX Chevron Corp | +1,387 | +5.4% | $283.23K | 1.14% |
| LLY ELI LILLY & Co | +217 | +3.9% | $251.09K | 1.38% |
| XOM ExxonMobil Holdings Corp | +1,205 | +1.3% | $196.11K | 3.05% |
| NVDA Nvidia Corp | +839 | +0.9% | $191.61K | 4.52% |
| TXN Texas Instruments Inc | +640 | +81.7% | $179.26K | 0.082% |
| MRK Merck & Co., Inc. | +968 | +1.4% | $140.66K | 2.04% |
| GNRC Generac Holdings Inc. | +657 | +31.3% | $135.97K | 0.117% |
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| DHR Danaher Corp | -15.3K | -35.6% | $3.40M | 1.26% |
| BWXT BWX Technologies, Inc. | -16.6K | -77.7% | $2.27M | 0.135% |
| PANW Palo Alto Networks Inc | -5,450 | -13.4% | $2.17M | 2.88% |
| META Meta Platforms, Inc. | -711 | -39.7% | $515.60K | 0.161% |
| UBER Uber Technologies, Inc | -4,711 | -23.1% | $322.75K | 0.221% |
| NFLX Netflix Inc | -3,336 | -36.1% | $232.12K | 0.085% |
| ORLY O Reilly Automotive Inc | -2,501 | -5.2% | $213.61K | 0.797% |
| ISRG Intuitive Surgical Inc | -360 | -22.3% | $146.39K | 0.105% |
| TDG TransDigm Group INC | -127 | -4.3% | $137.49K | 0.637% |
| FMBH First Mid Bancshares, Inc. | -1,800 | -7.8% | $87.73K | 0.215% |
| Holding | Shares Sold | Trade Value | Prior Weight |
|---|---|---|---|
| XEL Xcel Energy Inc | -100 | $8.03K | <0.01% |
| AA Alcoa Corp | -65 | $3.39K | <0.01% |
| UAL United Airlines Holdings, Inc. | -20 | $2.72K | <0.01% |
| FSLR First Solar, Inc. | -10 | $2.36K | <0.01% |
| LFMD LifeMD, Inc. | -300 | $1.24K | <0.01% |
| MGM MGM Resorts International | -20 | $956.00 | <0.01% |
| CRSP CRISPR Therapeutics AG | -11 | $600.00 | <0.01% |
| KSS KOHLS Corp | -15 | $266.00 | <0.01% |
| TDAY USA TODAY Co., Inc. | -30 | $257.00 | <0.01% |
| MSTR Strategy Inc | -2 | $174.00 | <0.01% |
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | AAPL Apple Inc. | Technology | 85.7K | $28.53M | 5.87% | -94 | -0.1% | Reduced | 0% |
| 2 | AVGO Broadcom Inc. | Technology | 68.3K | $23.98M | 4.93% | -141 | -0.2% | Reduced | 0% |
| 3 | MSFT Microsoft Corp | Technology | 45.4K | $23.27M | 4.79% | +2,134 | +4.9% | Added | 0% |
| 4 | NVDA Nvidia Corp | Technology | 96.3K | $21.98M | 4.52% | +839 | +0.9% | Added | 0% |
| 5 | GOOGL Alphabet Inc. | Technology | 62.0K | $21.32M | 4.39% | -41 | -0.1% | Reduced | 0% |
| 6 | ABBV AbbVie Inc. | Healthcare | 65.2K | $17.06M | 3.51% | -119 | -0.2% | Reduced | 0% |
| 7 | JPM Jpmorgan Chase & Co | Financial Services | 49.0K | $16.20M | 3.33% | -143 | -0.3% | Reduced | 0% |
| 8 | XOM ExxonMobil Holdings Corp | Energy | 91.2K | $14.84M | 3.05% | +1,205 | +1.3% | Added | 0% |
| 9 | MA Mastercard Inc | Financial Services | 26.9K | $14.84M | 3.05% | -1 | 0.0% | Reduced | 0% |
| 10 | PANW Palo Alto Networks Inc | Technology | 35.3K | $14.01M | 2.88% | -5,450 | -13.4% | Reduced | 0% |
| 11 | AMZN Amazon Com Inc | Consumer Discretionary | 54.9K | $13.68M | 2.82% | +314 | +0.6% | Added | 0% |
| 12 | TMO Thermo Fisher Scientific Inc. | Healthcare | 17.6K | $11.85M | 2.44% | 0 | 0.0% | Unchanged | 0% |
| 13 | HEI Heico Corp | Industrials | 35.9K | $10.88M | 2.24% | +11 | +0.0% | Added | 0.06% |
| 14 | CRWD CrowdStrike Holdings, Inc. | Technology | 38.9K | $10.29M | 2.12% | +296 | +0.8% | Added | 0% |
| 15 | MRK Merck & Co., Inc. | Healthcare | 68.3K | $9.92M | 2.04% | +968 | +1.4% | Added | 0% |
Tip. Select a row to see that position’s full history at Duncker Streett.
As of its Q3 2026 13F filing, Duncker Streett & Co Inc’s five largest positions were Apple Inc. (AAPL) at 5.9%, Broadcom Inc. (AVGO) at 4.9%, Microsoft Corp (MSFT) at 4.8%, Nvidia Corp (NVDA) at 4.5%, Alphabet Inc. (GOOGL) at 4.4% of the reported portfolio.
Duncker Streett & Co Inc reported a 13F portfolio worth $485.88M across 313 positions for Q3 2026. That is up 1.2% from the previous quarter.
Its largest purchases by value were Medpace Holdings, Inc. ($2.20M), Microsoft Corp ($1.09M), Target Corp ($343.62K). It opened 4 new positions.
Its largest sales by value were Danaher Corp ($3.40M), BWX Technologies, Inc. ($2.27M), Palo Alto Networks Inc ($2.17M). It exited 17 positions entirely.
From the Form 13F-HR reports Duncker Streett & Co Inc files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.
13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.