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DDD Partners 13F Portfolio

Portfolio Manager
DDD Partners, LLC
Performance
+8.37% (2026 Q2)
AUM (13F)
$1.60B
# of Holdings
164
Performance Rank
Allocation (Top 20)
61.86%
Latest filing
Q2 2026

DDD Partners, LLC Holdings Map

Top 50 DDD Partners, LLC Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
MSFT
MICROSOFT CORP
26.52%1.14M$424.1M
-1.38%(-15.88K)
2025-Q2: 181.9K shares2025-Q3: 1.14M shares2025-Q4: 1.15M shares2026-Q1: 1.15M shares2026-Q2: 1.14M shares
$473.72(+6.13%)
2026-06-30
BRK.B
BERKSHIRE HATHAWAY INC DEL
3.52%112.7K$56.4M
-1.19%(-1.35K)
2025-Q2: 138.9K shares2025-Q3: 128.4K shares2025-Q4: 114.0K shares2026-Q1: 114.0K shares2026-Q2: 112.7K shares
$234.08(+123.57%)
2026-06-30
AAPL
APPLE INC
3.01%166.1K$48.1M
+0.58%(+965)
2025-Q2: 157.4K shares2025-Q3: 160.5K shares2025-Q4: 164.4K shares2026-Q1: 165.2K shares2026-Q2: 166.1K shares
$63.06(+386.30%)
2026-06-30
AMZN
AMAZON COM INC
2.76%185.2K$44.1M
+2.66%(+4.80K)
2025-Q2: 174.1K shares2025-Q3: 178.8K shares2025-Q4: 179.6K shares2026-Q1: 180.4K shares2026-Q2: 185.2K shares
$123.79(+122.11%)
2026-06-30
NWPX
NWPX INFRASTRUCTURE INC
2.34%249.5K$37.4M
-41.25%(-175.16K)
2025-Q2: 447.3K shares2025-Q3: 446.6K shares2025-Q4: 443.3K shares2026-Q1: 424.7K shares2026-Q2: 249.5K shares
$24.36(+365.12%)
2026-06-30
COST
COSTCO WHOLESALE CORPORATION
1.98%33.9K$31.7M
+31.39%(+8.11K)
2025-Q2: 25.8K shares2025-Q3: 26.0K shares2025-Q4: 25.9K shares2026-Q1: 25.8K shares2026-Q2: 33.9K shares
$311.03(+206.37%)
2026-06-30
AVGO
BROADCOM INC
1.91%80.8K$30.5M
+1.29%(+1.03K)
2025-Q2: 108.7K shares2025-Q3: 86.6K shares2025-Q4: 87.1K shares2026-Q1: 79.7K shares2026-Q2: 80.8K shares
$82.02(+412.52%)
2026-06-30
GOOG
ALPHABET INC
1.81%82.1K$29.0M
+1.16%(+945)
2025-Q2: 108.0K shares2025-Q3: 110.7K shares2025-Q4: 80.5K shares2026-Q1: 81.1K shares2026-Q2: 82.1K shares
$92.51(+278.88%)
2026-06-30
CMI
CUMMINS INC
1.71%38.5K$27.4M
-0.12%(-48)
2025-Q2: 71.7K shares2025-Q3: 45.9K shares2025-Q4: 46.1K shares2026-Q1: 38.5K shares2026-Q2: 38.5K shares
$225.23(+186.90%)
2026-06-30
SPYM
SPDR SERIES TRUST
1.64%297.7K$26.2M
+129.78%(+168.14K)
2025-Q2: 0 shares2025-Q3: 0 shares2025-Q4: 0 shares2026-Q1: 129.6K shares2026-Q2: 297.7K shares
$79.91(+13.92%)
2026-06-30

About DDD Partners, LLCโ€™s portfolio

DDD Partners, LLC reports $1.60B in US-listed equity holdings across 164 positions in its most recent 13F filing. Its largest disclosed positions are MSFT (26.5%), BRK.B (3.5%) and AAPL (3.0%). The top 20 holdings account for 61.86% of reported assets. Its disclosed equity book has returned +21.03% on a three-year cumulative basis. Figures reflect the Q2 2026 filing.

Portfolio concentration

Portfolio concentration
MSFT โ€” 28.3% ($424.07M)BRK.B โ€” 3.8% ($56.37M)AAPL โ€” 3.2% ($48.08M)AMZN โ€” 2.9% ($44.15M)NWPX โ€” 2.5% ($37.41M)COST โ€” 2.1% ($31.74M)AVGO โ€” 2.0% ($30.51M)GOOG โ€” 1.9% ($29.00M)CMI โ€” 1.8% ($27.43M)SPYM โ€” 1.7% ($26.16M)Other โ€” 49.6% ($742.79M)
50%in top 10
  • MSFT28.3%
  • BRK.B3.8%
  • AAPL3.2%
  • AMZN2.9%
  • NWPX2.5%
  • COST2.1%
  • AVGO2.0%
  • GOOG1.9%
  • CMI1.8%
  • SPYM1.7%
  • Other49.6%

Portfolio changes

What the fund actually did

Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.

New buys
9
MRKMERCK & CO INC1.5%
TXNTEXAS INSTRS INC1.4%
MUMICRON TECHNOLOGY INC1.4%
JHXJAMES HARDIE INDS PLC1.4%
+5 opened
Added to
20
SPYMSPDR SERIES TRUST+129.8%
COSTCOSTCO WHOLESALE CORPORATION+31.4%
DHRDANAHER CORP DEL+22.8%
DISDISNEY WALT CO+27.7%
+16 more
Trimmed
21
NWPXNWPX INFRASTRUCTURE INC-41.2%
CSCOCISCO SYS INC-21.5%
QCOMQUALCOMM INC-22.6%
MSFTMICROSOFT CORP-1.4%
+17 more

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Source filings

Holdings on this page are parsed from DDD Partners, LLCโ€™s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1729673). View DDD Partners, LLCโ€™s 13F filings on SEC

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