DDD Partners, LLC — 13F Holdings & Portfolio

CIK 1729673 · latest 13F-HR filed 2026-04-28

DDD Partners, LLC manages $1.45B in 13F-reported U.S. long-equity assets across 138 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are MSFT (29.42%), BRK.B (3.77%), AAPL (2.89%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 25 new positions, exited 21, added to 38, and trimmed 43.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Loading holdings…
AUM

$1.45B

Long-equity book

Holdings

138

Distinct positions

Period

2026-03-31

Filed 2026-04-28

Q/Q Activity

+25 / −21 / ↑38 / ↓43

vs 2025-12-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • NWPX INFRASTRUCTURE INC$5.4M +19.4%
  • EASTMAN CHEM CO$3.8M +24.6%
  • GENUINE PARTS CO$3.7M +21.7%
  • ABBOTT LABORATORIES$3.6M +21.9%
  • COSTCO WHOLESALE CORPORATION$3.4M +15.2%
Show all 38

Top Trims

  • MICROSOFT CORP-$128.9M -23.2%
  • UBER TECHNOLOGIES INC-$12.6M -97.3%
  • RTX CORPORATION-$11.0M -94.8%
  • SERVICENOW INC-$7.4M -34.2%
  • ELANCO ANIMAL HEALTH INC-$6.2M -29.5%
Show all 43

New Positions

  • WATSCO INC$18.4M
  • AMRIZE LTD$18.2M
  • TE CONNECTIVITY PLC$15.6M
  • ON SEMICONDUCTOR CORP$14.9M
  • DISNEY WALT CO$13.0M
Show all 25

Exited Positions

  • BROOKFIELD CORP$18.8M
  • PALO ALTO NETWORKS INC$17.2M
  • VERIZON COMMUNICATIONS INC$17.0M
  • THERMO FISHER SCIENTIFIC INC$14.0M
  • CADENCE DESIGN SYSTEM INC$13.1M
Show all 21
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 MICROSOFT CORP MSFT 594918104 $426.7M 29.42% 1,152,737 SH
2 BERKSHIRE HATHAWAY INC DEL BRK.B 084670702 $54.6M 3.77% 114,010 SH
3 APPLE INC AAPL 037833100 $41.9M 2.89% 165,179 SH
4 AMAZON COM INC AMZN 023135106 $37.6M 2.59% 180,425 SH
5 NWPX INFRASTRUCTURE INC NWPX 667746101 $33.1M 2.28% 424,680 SH
6 COSTCO WHOLESALE CORPORATION COST 22160K105 $25.7M 1.77% 25,821 SH
7 BROADCOM INC AVGO 11135F101 $24.7M 1.70% 79,726 SH
8 ALPHABET INC GOOG 02079K107 $23.3M 1.60% 81,132 SH
9 NVIDIA CORPORATION NVDA 67066G104 $21.6M 1.49% 123,583 SH
10 CHEVRON CORPORATION CVX 166764100 $21.5M 1.48% 104,035 SH
11 PEPSICO INC PEP 713448108 $21.4M 1.47% 137,730 SH
12 CISCO SYS INC CSCO 17275R102 $21.2M 1.46% 273,604 SH
13 REGENERON PHARMACEUTICALS REGN 75886F107 $20.8M 1.43% 26,920 SH
14 CUMMINS INC CMI 231021106 $20.7M 1.43% 38,505 SH
15 CHUBB LTD SWITZ CB H1467J104 $20.6M 1.42% 63,278 SH
16 GENUINE PARTS CO GPC 372460105 $20.5M 1.42% 194,135 SH
17 DANAHER CORP DEL DHR 235851102 $20.4M 1.41% 107,494 SH
18 WEC ENERGY GROUP INC WEC 92939U106 $20.1M 1.39% 173,696 SH
19 BANK AMERICA CORP BAC 060505104 $19.9M 1.37% 407,840 SH
20 ABBVIE INC ABBV 00287Y109 $19.9M 1.37% 91,397 SH
21 ABBOTT LABORATORIES ABT 002824100 $19.9M 1.37% 193,543 SH
22 PROLOGIS INC. PLD 74340W103 $19.7M 1.36% 149,140 SH
23 QUALCOMM INC QCOM 747525103 $19.6M 1.35% 152,568 SH
24 OLD REP INTL CORP ORI 680223104 $19.6M 1.35% 492,132 SH
25 CME GROUP INC CME 12572Q105 $19.5M 1.34% 65,955 SH
26 KINDER MORGAN INC DEL KMI 49456B101 $19.3M 1.33% 574,445 SH
27 EASTMAN CHEM CO EMN 277432100 $19.2M 1.33% 251,859 SH
28 META PLATFORMS INC META 30303M102 $18.6M 1.29% 32,584 SH
29 WATSCO INC WSO 942622200 $18.4M 1.27% 50,496 SH
30 AMRIZE LTD AMRZ H2927K103 $18.2M 1.25% 324,803 SH
31 HOME DEPOT INC HD 437076102 $17.9M 1.23% 54,369 SH
32 HUBBELL INC HUBB 443510607 $16.5M 1.14% 33,656 SH
33 BOEING CO BA 097023105 $16.1M 1.11% 80,762 SH
34 TE CONNECTIVITY PLC TEL G87052109 $15.6M 1.07% 74,424 SH
35 ON SEMICONDUCTOR CORP ON 682189105 $14.9M 1.02% 239,995 SH
36 ELANCO ANIMAL HEALTH INC ELAN 28414H103 $14.8M 1.02% 618,084 SH
37 SERVICENOW INC NOW 81762P102 $14.3M 0.98% 136,412 SH
38 HF SINCLAIR CORP DINO 403949100 $13.5M 0.93% 216,245 SH
39 DISNEY WALT CO DIS 254687106 $13.0M 0.89% 134,640 SH
40 ELEMENT SOLUTIONS INC ESI 28618M106 $12.4M 0.86% 364,440 SH
41 RICHARDSON ELECTRS LTD RELL 763165107 $12.4M 0.86% 1,133,092 SH
42 UNITEDHEALTH GROUP INC UNH 91324P102 $11.9M 0.82% 43,877 SH
43 MERITAGE HOMES CORP MTH 59001A102 $11.7M 0.81% 189,223 SH
44 VANGUARD SCOTTSDALE FDS VGSH 92206C102 $11.2M 0.77% 191,466 SH
45 SPDR SERIES TRUST SPYM 78464A854 $9.9M 0.68% 129,560 SH
46 HUNTINGTON INGALLS INDS INC HII 446413106 $9.9M 0.68% 26,003 SH
47 VANGUARD SCOTTSDALE FDS VCSH 92206C409 $8.4M 0.58% 105,611 SH
48 VICTORY PORTFOLIOS II VSDA 92647N667 $6.0M 0.42% 110,966 SH
49 ISHARES TR IEF 464287440 $5.7M 0.39% 59,773 SH
50 ALIGN TECHNOLOGY INC ALGN 016255101 $4.5M 0.31% 26,416 SH
Filing History
Period Filed AUM Holdings Accession
2026-03-31 2026-04-28 $1.45B 138 0001729673-26-000004
2025-12-31 2026-01-22 $1.57B 130 0001729673-26-000003