<SEC-DOCUMENT>0001037389-21-000171-index.html : 20210211 <SEC-HEADER>0001037389-21-000171.hdr.sgml : 20210211 <ACCEPTANCE-DATETIME>20210211102249 ACCESSION NUMBER: 0001037389-21-000171 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20210211 DATE AS OF CHANGE: 20210211 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: ALPHA PRO TECH LTD CENTRAL INDEX KEY: 0000884269 STANDARD INDUSTRIAL CLASSIFICATION: ORTHOPEDIC, PROSTHETIC & SURGICAL APPLIANCES & SUPPLIES [3842] IRS NUMBER: 631030494 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-55231 FILM NUMBER: 21617347 BUSINESS ADDRESS: STREET 1: 60 CENTURIAN DR STREET 2: SUITE 112 CITY: MARKHAM ONTARIO CANA STATE: A6 ZIP: L3R9R2 BUSINESS PHONE: 9054790654 MAIL ADDRESS: STREET 1: 60 CENTURION DR STREET 2: STE 112 CITY: MARKHAM ON STATE: A6 ZIP: L3R9R2 FORMER COMPANY: FORMER CONFORMED NAME: BFD INDUSTRIES INC DATE OF NAME CHANGE: 19930328 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: RENAISSANCE TECHNOLOGIES LLC CENTRAL INDEX KEY: 0001037389 IRS NUMBER: 260385758 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 800 THIRD AVE CITY: NEW YORK STATE: NY ZIP: 10022 BUSINESS PHONE: 2124866780 MAIL ADDRESS: STREET 1: 800 THIRD AVE CITY: NEW YORK STATE: NY ZIP: 10022 FORMER COMPANY: FORMER CONFORMED NAME: RENAISSANCE TECHNOLOGIES CORP DATE OF NAME CHANGE: 19990324 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G/A <SEQUENCE>1 <FILENAME>apt-13g_20201231.txt <TEXT> Document 1 - file: apt-13g_20201231.txt
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