PROTO LABS INC

Ticker: PRLB CUSIP: 743713109 Class: EQTY

PICTON MAHONEY ASSET MANAGEMENT's Holding History (CIK: 0001539041)

Note: Option positions (PUT/CALL) are excluded.

Q2 2019

Shares 7,240 Value ($000) $840 Avg Close $107.63 Range $97.08 - $119.98

Q1 2019

Shares 65,120 Value ($000) $6,847 Avg Close $112.20 Range $94.20 - $130.60

Q4 2018

Shares 65,200 Value ($000) $7,355 Avg Close $123.33 Range $101.03 - $163.03

Q3 2018

Shares 67,300 Value ($000) $10,884 Avg Close $141.47 Range $115.95 - $166.60

Q2 2018

Shares 67,800 Value ($000) $8,067 Avg Close $122.45 Range $111.20 - $136.40

Q1 2018

Shares 49,015 Value ($000) $5,761 Avg Close $113.00 Range $100.05 - $126.95

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2019	7,240	$840	$107.63	$97.08 - $119.98
Q1 2019	65,120	$6,847	$112.20	$94.20 - $130.60
Q4 2018	65,200	$7,355	$123.33	$101.03 - $163.03
Q3 2018	67,300	$10,884	$141.47	$115.95 - $166.60
Q2 2018	67,800	$8,067	$122.45	$111.20 - $136.40
Q1 2018	49,015	$5,761	$113.00	$100.05 - $126.95