<SEC-DOCUMENT>0001437749-18-003538-index.html : 20180228
<SEC-HEADER>0001437749-18-003538.hdr.sgml : 20180228
<ACCEPTANCE-DATETIME>20180228162926
ACCESSION NUMBER:		0001437749-18-003538
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20180222
FILED AS OF DATE:		20180228
DATE AS OF CHANGE:		20180228

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Klaas Bjoern
		CENTRAL INDEX KEY:			0001732855

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35435
		FILM NUMBER:		18651674

	MAIL ADDRESS:	
		STREET 1:		5540 PIONEER CREEK DRIVE
		CITY:			MAPLE PLAIN
		STATE:			MN
		ZIP:			55359

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Proto Labs Inc
		CENTRAL INDEX KEY:			0001443669
		STANDARD INDUSTRIAL CLASSIFICATION:	FABRICATED STRUCTURAL METAL PRODUCTS [3440]
		IRS NUMBER:				000000000
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		5540 Pioneer Creek
		CITY:			Maple Plain
		STATE:			MN
		ZIP:			55359
		BUSINESS PHONE:		763-479-7474

	MAIL ADDRESS:	
		STREET 1:		5540 Pioneer Creek
		CITY:			Maple Plain
		STATE:			MN
		ZIP:			55359
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>rdgdoc.xml
<DESCRIPTION>FORM 4
<TEXT>
Document 1 - file: rdgdoc.html

Document 1 - RAW XML: rdgdoc.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>klaaspoa.txt
<TEXT>
Document 2 - file: klaaspoa.txt

</DOCUMENT>
</SEC-DOCUMENT>