DDD Partners, LLC 13F holdings
DDD Partners, LLC reported 142 positions with a total reported value of $1.6B as of 2026-06-30, in its 13F for Q2 2026, filed 2026-08-05. Top holdings by reported value: MSFT MICROSOFT CORP (26.5%), BRK-B BERKSHIRE HATHAWAY INC DEL (3.5%), AAPL APPLE INC (3.0%), AMZN AMAZON COM INC (2.8%), NWPX NWPX INFRASTRUCTURE INC (2.3%). Against 2026-03-31 it opened 38 new positions and exited 9. Next 13F due by 2026-11-14, the legal deadline 45 days after the quarter ending 2026-09-30.
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Top holdings
25 largest of 142 positions · reported value as of 2026-06-30
| Holding | Shares | Reported value | % of portfolio |
|---|---|---|---|
| MSFT MICROSOFT CORP | 1,136,862 | $424.1M | 26.5% |
| BRK-B BERKSHIRE HATHAWAY INC DEL | 112,658 | $56.4M | 3.5% |
| AAPL APPLE INC | 166,144 | $48.1M | 3.0% |
| AMZN AMAZON COM INC | 185,222 | $44.1M | 2.8% |
| NWPX NWPX INFRASTRUCTURE INC | 249,520 | $37.4M | 2.3% |
| COST COSTCO WHOLESALE CORPORATION | 33,927 | $31.7M | 2.0% |
| GOOGL ALPHABET INC | 89,366 | $31.6M | 2.0% |
| AVGO BROADCOM INC | 80,758 | $30.5M | 1.9% |
| CMI CUMMINS INC | 38,457 | $27.4M | 1.7% |
| SPDR SERIES TRUST | 301,620 | $26.8M | 1.7% |
| CSCO CISCO SYS INC | 214,668 | $25.2M | 1.6% |
| DHR DANAHER CORP DEL | 131,956 | $25.1M | 1.6% |
| MRK MERCK & CO INC | 190,549 | $24.5M | 1.5% |
| NVDA NVIDIA CORPORATION | 118,084 | $23.6M | 1.5% |
| VANGUARD SCOTTSDALE FDS | 354,404 | $23.3M | 1.5% |
| BAC BANK OF AMER CORP | 407,855 | $23.2M | 1.5% |
| GPC GENUINE PARTS CO | 193,933 | $22.9M | 1.4% |
| TEXAS INSTRS INC | 76,410 | $22.8M | 1.4% |
| MU MICRON TECHNOLOGY INC | 19,682 | $22.7M | 1.4% |
| JHX JAMES HARDIE INDS PLC | 866,921 | $22.7M | 1.4% |
| QCOM QUALCOMM INC | 118,071 | $21.8M | 1.4% |
| CB CHUBB LIMITED | 63,209 | $21.5M | 1.3% |
| RICHARDSON ELECTRS LTD | 1,110,602 | $21.1M | 1.3% |
| WSO WATSCO INC | 50,426 | $21.0M | 1.3% |
| OLD REP INTL CORP | 503,157 | $20.6M | 1.3% |
SEC FORM 13F · Q2 2026 · VALUES AS REPORTED, NOT PRICES
New positions this quarter
Held at 2026-06-30, not at 2026-03-31 · 38 in all · reported value as of 2026-06-30
| Holding | Shares | Reported value | % of portfolio |
|---|---|---|---|
| MRK MERCK & CO INC | 190,549 | $24.5M | 1.5% |
| TEXAS INSTRS INC | 76,410 | $22.8M | 1.4% |
| MU MICRON TECHNOLOGY INC | 19,682 | $22.7M | 1.4% |
| JHX JAMES HARDIE INDS PLC | 866,921 | $22.7M | 1.4% |
| ELV ELEVANCE HEALTH INC FORMERLY | 53,145 | $20.6M | 1.3% |
| BAM BROOKFIELD ASSET MANAGMT LTD | 435,175 | $19.5M | 1.2% |
| APH AMPHENOL CORP | 102,982 | $18.2M | 1.1% |
| FFIV F5 INC | 40,697 | $16.9M | 1.1% |
| HUM HUMANA INC | 10,538 | $4.2M | 0.3% |
| HPE HEWLETT PACKARD ENTERPRISE C | 83,314 | $3.8M | 0.2% |
| MELI MERCADOLIBRE INC | 1,727 | $2.9M | 0.2% |
| GILD GILEAD SCIENCES INC | 13,827 | $1.7M | 0.1% |
| LLY ELI LILLY & CO | 681 | $817.1K | <0.1% |
| AMD ADVANCED MICRO DEVICES INC | 1,304 | $757.5K | <0.1% |
| LRCX LAM RESEARCH CORP | 1,649 | $714.6K | <0.1% |
| GEV GE VERNOVA INC | 582 | $683.8K | <0.1% |
| AJG GALLAGHER ARTHUR J & CO | 2,458 | $564.3K | <0.1% |
| MA MASTERCARD INCORPORATED | 1,013 | $520.3K | <0.1% |
| MCK MCKESSON CORP | 666 | $503.2K | <0.1% |
| BKNG BOOKING HOLDINGS INC | 2,755 | $491.1K | <0.1% |
| TDG TRANSDIGM GROUP INC | 354 | $471.5K | <0.1% |
| MLM MARTIN MARIETTA MATLS INC | 796 | $459.1K | <0.1% |
| NRG NRG ENERGY INC | 3,119 | $455.6K | <0.1% |
| QUANTA SVCS INC | 624 | $449.3K | <0.1% |
| RIOT RIOT PLATFORMS INC | 16,275 | $445.6K | <0.1% |
Sold out
Held at 2026-03-31, gone by 2026-06-30 · 9 in all · reported value as of 2026-03-31
| Holding | Shares 2026-03-31 | Reported value | % of portfolio then |
|---|---|---|---|
| CME CME GROUP INC | 65,955 | $19.5M | 1.4% |
| TEL TE CONNECTIVITY PLC | 74,424 | $15.6M | 1.1% |
| NOW SERVICENOW INC | 136,412 | $14.3M | 1.0% |
| MTH MERITAGE HOMES CORP | 189,223 | $11.7M | 0.8% |
| HII HUNTINGTON INGALLS INDS INC | 26,003 | $9.9M | 0.7% |
| ALGN ALIGN TECHNOLOGY INC | 26,416 | $4.5M | 0.3% |
| MIR MIRION TECHNOLOGIES INC | 142,790 | $2.7M | 0.2% |
| BCC BOISE CASCADE CO DEL | 28,105 | $2.1M | 0.1% |
| NEM NEWMONT CORP | 1,910 | $206.8K | <0.1% |
Biggest increases and decreases
Positions held at both quarter ends, by change in shares · reported value as of 2026-06-30
Increases
| Holding | Shares 2026-03-31 | Shares 2026-06-30 | Change | Reported value |
|---|---|---|---|---|
| SPDR SERIES TRUST | 133,498 | 301,620 | +125.9% | $26.8M |
| COST COSTCO WHOLESALE CORPORATION | 25,821 | 33,927 | +31.4% | $31.7M |
| DHR DANAHER CORP DEL | 107,494 | 131,956 | +22.8% | $25.1M |
| VANGUARD SCOTTSDALE FDS | 297,077 | 354,404 | +19.3% | $23.3M |
| DIS DISNEY WALT CO | 134,640 | 171,896 | +27.7% | $16.5M |
| REGN REGENERON PHARMACEUTICALS | 26,920 | 32,303 | +20.0% | $20.1M |
| HUBB HUBBELL INC | 33,656 | 38,740 | +15.1% | $20.3M |
| SYM SYMBOTIC INC | 44,376 | 75,791 | +70.8% | $3.4M |
| AMRZ AMRIZE LTD | 324,803 | 349,483 | +7.6% | $18.6M |
| ISHARES TR | 82,684 | 92,492 | +11.9% | $11.6M |
| EMN EASTMAN CHEM CO | 251,859 | 269,877 | +7.2% | $18.1M |
| AMZN AMAZON COM INC | 180,425 | 185,222 | +2.7% | $44.1M |
Decreases
| Holding | Shares 2026-03-31 | Shares 2026-06-30 | Change | Reported value |
|---|---|---|---|---|
| NWPX NWPX INFRASTRUCTURE INC | 424,680 | 249,520 | -41.2% | $37.4M |
| ABBV ABBVIE INC | 91,397 | 4,388 | -95.2% | $1.1M |
| HD HOME DEPOT INC | 54,369 | 2,801 | -94.8% | $987.9K |
| ABT ABBOTT LABORATORIES | 193,543 | 3,978 | -97.9% | $361.0K |
| CSCO CISCO SYS INC | 273,604 | 214,668 | -21.5% | $25.2M |
| VICTORY PORTFOLIOS II | 182,285 | 57,178 | -68.6% | $3.0M |
| QCOM QUALCOMM INC | 152,568 | 118,071 | -22.6% | $21.8M |
| MSFT MICROSOFT CORP | 1,152,737 | 1,136,862 | -1.4% | $424.1M |
| SCHWAB STRATEGIC TR | 270,465 | 125,831 | -53.5% | $4.4M |
| SELECT SECTOR SPDR TR | 43,594 | 16,926 | -61.2% | $2.5M |
| ON ON SEMICONDUCTOR CORP | 239,995 | 208,157 | -13.3% | $19.7M |
| SPY STATE STR SPDR S&P 500 ETF T | 6,322 | 3,863 | -38.9% | $2.9M |
CIK 1729673 · 13F FILINGS ON EDGAR · INFORMATIONAL ONLY
