<SEC-DOCUMENT>0000898358-15-000020-index.html : 20150122
<SEC-HEADER>0000898358-15-000020.hdr.sgml : 20150122
<ACCEPTANCE-DATETIME>20150122125817
ACCESSION NUMBER:		0000898358-15-000020
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20150122
DATE AS OF CHANGE:		20150122

SUBJECT COMPANY:	

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

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-87297
		FILM NUMBER:		15541082

	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

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			KORNITZER CAPITAL MANAGEMENT INC /KS
		CENTRAL INDEX KEY:			0000898358
		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]
		IRS NUMBER:				481069845
		STATE OF INCORPORATION:			KS
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		P O BOX 918
		CITY:			SHAWNEE MISSION
		STATE:			KS
		ZIP:			66201
		BUSINESS PHONE:		9136777778

	MAIL ADDRESS:	
		STREET 1:		PO BOX 918
		CITY:			SHAWNEE MISSION
		STATE:			KS
		ZIP:			66201
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>protolabs2014.txt
<TEXT>
Document 1 - file: protolabs2014.txt

</DOCUMENT>
</SEC-DOCUMENT>