<SEC-DOCUMENT>0001437749-18-010693-index.html : 20180525
<SEC-HEADER>0001437749-18-010693.hdr.sgml : 20180525
<ACCEPTANCE-DATETIME>20180525105853
ACCESSION NUMBER:		0001437749-18-010693
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180525
ITEM INFORMATION:		Other Events
FILED AS OF DATE:		20180525
DATE AS OF CHANGE:		20180525

FILER:

	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

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35435
		FILM NUMBER:		18860148

	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>8-K
<SEQUENCE>1
<FILENAME>prlb20180524_8k.htm
<DESCRIPTION>FORM 8-K
<TEXT>
Document 1 - file: prlb20180524_8k.htm

</DOCUMENT>
</SEC-DOCUMENT>