0000950123-21-011039.txt : 20210816 0000950123-21-011039.hdr.sgml : 20210816 20210816061521 ACCESSION NUMBER: 0000950123-21-011039 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20210630 FILED AS OF DATE: 20210816 DATE AS OF CHANGE: 20210816 EFFECTIVENESS DATE: 20210816 FILER: COMPANY DATA: COMPANY CONFORMED NAME: MARSHFIELD ASSOCIATES CENTRAL INDEX KEY: 0000914976 IRS NUMBER: 521670976 STATE OF INCORPORATION: DC FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-03998 FILM NUMBER: 211174266 BUSINESS ADDRESS: STREET 1: 21 DUPONT CIRCLE NW STREET 2: SUITE 500 CITY: WASHINGTON STATE: DC ZIP: 20036 BUSINESS PHONE: 202-828-6200 MAIL ADDRESS: STREET 1: 21 DUPONT CIRCLE NW STREET 2: SUITE 500 CITY: WASHINGTON STATE: DC ZIP: 20036 13F-HR 1 primary_doc.xml 13F-HR LIVE 0000914976 XXXXXXXX 06-30-2021 06-30-2021 false MARSHFIELD ASSOCIATES

21 DUPONT CIRCLE NW SUITE 500 WASHINGTON DC 20036

13F HOLDINGS REPORT 028-03998 N CARMEN COLT 202-828-6200 CARMEN COLT WASHINGTON DC 08-16-2021 0 17 2425626 false INFORMATION TABLE 2 5565.xml INFORMATION TABLE FOR FORM 13F Arch Capital Group Ltd COM G0450A105 225549 5792222 SH SOLE 5770170 0 22052 Autozone Inc. COM 053332102 217140 145515 SH SOLE 144856 0 659 Cummins Inc COM 231021106 211307 866688 SH SOLE 863507 0 3181 Expeditors International of Washington COM 302130109 169149 1336089 SH SOLE 1329860 0 6229 Fastenal Co COM 311900104 84860 1631920 SH SOLE 1624403 0 7517 Goldman Sachs Group Inc COM 38141G104 270077 711609 SH SOLE 708927 0 2682 Mastercard Inc Class A COM 57636Q104 168421 461313 SH SOLE 458901 0 2412 Moody's Corp. COM 615369105 229234 632596 SH SOLE 629641 0 2955 NVR Inc COM 62944T105 74982 15077 SH SOLE 14996 0 81 O'Reilly Automotive Inc COM 67103H107 141034 249084 SH SOLE 247952 0 1132 Progressive Corp COM 743315103 46155 469966 SH SOLE 468858 0 1108 Ross Stores Inc COM 778296103 172142 1388241 SH SOLE 1382658 0 5583 Strategic Education Inc COM 86272C103 112615 1480603 SH SOLE 1475323 0 5280 TJX Companies Inc COM 872540109 26497 393017 SH SOLE 392308 0 709 Union Pacific Corporation COM 907818108 76467 347687 SH SOLE 345908 0 1779 Visa Inc Cl A COM 92826C839 179760 768795 SH SOLE 765903 0 2892 Waters Corp COM 941848103 20237 58555 SH SOLE 58029 0 526