0000950123-18-005725.txt : 20180515 0000950123-18-005725.hdr.sgml : 20180515 20180515160012 ACCESSION NUMBER: 0000950123-18-005725 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20180331 FILED AS OF DATE: 20180515 DATE AS OF CHANGE: 20180515 EFFECTIVENESS DATE: 20180515 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: 18836111 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 false true false 0000914976 XXXXXXXX 03-31-2018 03-31-2018 MARSHFIELD ASSOCIATES

21 DUPONT CIRCLE NW SUITE 500 WASHINGTON DC 20036

13F HOLDINGS REPORT 028-03998 N CARMEN COLT 202-828-6200 /s/ CARMEN COLT WASHINGTON DC 05-15-2018 0 19 1487917 false INFORMATION TABLE 2 form13fInfoTable.xml INFORMATION TABLE FOR FORM 13F Arch Capital Group Ltd COM G0450A105 123538 1443370 SH SOLE 1441005 0 2365 Autozone Inc. COM 053332102 81719 125976 SH SOLE 125786 0 190 Chipotle Mexican Grill Cl A COM 169656105 78050 241558 SH SOLE 241202 0 356 Cummins Inc COM 231021106 88909 548518 SH SOLE 548063 0 455 Deere & Co. COM 244199105 113507 730792 SH SOLE 729712 0 1080 Expeditors International of Washington COM 302130109 72783 1149804 SH SOLE 1148474 0 1330 Fastenal Co COM 311900104 82901 1518603 SH SOLE 1516383 0 2220 Goldman Sachs Group Inc COM 38141G104 118005 468533 SH SOLE 467863 0 670 Mastercard Inc Class A COM 57636Q104 86317 492789 SH SOLE 492159 0 630 Moody's Corp. COM 615369105 183604 1138279 SH SOLE 1136604 0 1675 NVR Inc COM 62944T105 41096 14677 SH SOLE 14656 0 21 O'Reilly Automotive Inc COM 67103H107 56979 230329 SH SOLE 229974 0 355 Ross Stores Inc COM 778296103 58485 750004 SH SOLE 748909 0 1095 Strayer Education Inc COM 863236105 54033 534711 SH SOLE 533968 0 743 US Bancorp COM 902973304 844 16712 SH SOLE 16712 0 0 Union Pacific Corporation COM 907818108 82099 610717 SH SOLE 609647 0 1070 Visa Inc Cl A COM 92826C839 75052 627417 SH SOLE 626497 0 920 Waters Corp COM 941848103 19750 99423 SH SOLE 99423 0 0 YUM! Brands Inc COM 988498101 70247 825175 SH SOLE 823198 0 1977