Proto Labs Inc — Director's Dealing 2013

Oct 21, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Proto Labs Inc (PRLB)
CIK: 0001443669
Period of Report: 2013-10-21

Reporting Person: Schneider Jacqueline D. (VP Sales & Customer Service)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-10-21	Common Stock	M	2000	$5.56	Acquired	3250	Direct
2013-10-21	Common Stock	S	2000	$83.90	Disposed	1250	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-10-21	Employee Stock Option (right to buy)	$5.56	M	2000	Disposed	2019-04-28	Common Stock (2000)	Direct

Footnotes

F1: Transaction effected pursuant to Rule 10b5-1 trading plan adopted by the reporting person on August 8, 2013.

F2: The option vests as to 20% of the shares in five annual installments beginning on April 28, 2010.