0000934999-21-000002.txt : 20210216 0000934999-21-000002.hdr.sgml : 20210216 20210216154901 ACCESSION NUMBER: 0000934999-21-000002 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20201231 FILED AS OF DATE: 20210216 DATE AS OF CHANGE: 20210216 EFFECTIVENESS DATE: 20210216 FILER: COMPANY DATA: COMPANY CONFORMED NAME: DF DENT & CO INC CENTRAL INDEX KEY: 0000934999 IRS NUMBER: 521045317 STATE OF INCORPORATION: MD FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-03691 FILM NUMBER: 21637490 BUSINESS ADDRESS: STREET 1: 400 EAST PRATT STREET STREET 2: 7TH FLOOR CITY: BALTIMORE STATE: MD ZIP: 21202 BUSINESS PHONE: 4108372544 MAIL ADDRESS: STREET 1: DF DENT & CO INC STREET 2: 400 EAST PRATT STREET CITY: BALTIMORE STATE: MD ZIP: 21202 13F-HR 1 primary_doc.xml 13F-HR LIVE false false false 0000934999 XXXXXXXX 12-31-2020 12-31-2020 DF DENT & CO INC

DF DENT & CO INC 400 EAST PRATT STREET BALTIMORE MD 21202

13F HOLDINGS REPORT 028-03691 N Carolyn Gaynor 4108372544 Carolyn E Gaynor Baltimore MD 02-16-2021 0 224 8608793 false INFORMATION TABLE 2 inftable.xml DF DENT 4Q2020 13F 3-D SYS CORP DEL COM NEW COM 88554D205 635 60625 SH SOLE 60625 0 0 3M COMPANY COM 88579y101 1168 6680 SH SOLE 6680 0 0 AAC HOLDINGS INC COM 000307108 1 32500 SH SOLE 32500 0 0 ABBOTT LABORATORIES COM 002824100 1860 16989 SH SOLE 16989 0 0 ABBVIE INC SHS COM 00287y109 1094 10213 SH SOLE 10213 0 0 ACCENTURE PLC F CLASS A COM g1151c101 491 1880 SH SOLE 1880 0 0 ADOBE SYSTEMS INC COM 00724F101 249 498 SH SOLE 498 0 0 AIR PROD & CHEMICALS COM 009158106 602 2203 SH SOLE 2203 0 0 ALARM.COM COM 011642105 10582 102289 SH SOLE 102289 0 0 ALPHABET INC CLASS C COM 02079K107 148941 85018 SH SOLE 85018 0 0 ALPHABET INC. CLASS A COM 02079k305 2324 1326 SH SOLE 1326 0 0 AMAZON.COM INC COM 023135106 176086 54065 SH SOLE 54065 0 0 AMERICAN TOWER CORP COM 03027X100 157924 703575 SH SOLE 703575 0 0 AMGEN INC. 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