PROTO LABS INC

Ticker: PRLB CUSIP: 743713109 Class: EQTY

Quantitative Investment Management, LLC's Holding History (CIK: 0001445911)

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

Q3 2021

Shares 12,588 Value ($000) $838 Avg Close $78.12 Range $66.51 - $93.66

Q2 2021

Shares 12,614 Value ($000) $1,157 Avg Close $98.50 Range $82.60 - $127.65

Q1 2021

Shares 6,851 Value ($000) $834 Avg Close $166.30 Range $109.17 - $286.57

Q2 2020

Shares 9,200 Value ($000) $1,034 Avg Close $102.64 Range $66.01 - $136.85

Q3 2017

Shares 11,100 Value ($000) $891 Avg Close $72.28 Range $66.85 - $80.40

Q4 2016

Shares 33,000 Value ($000) $1,694 Avg Close $52.43 Range $43.10 - $59.65

Q3 2016

Shares 7,100 Value ($000) $425 Avg Close $57.54 Range $50.50 - $61.62

Q2 2016

Shares 22,200 Value ($000) $1,277 Avg Close $66.74 Range $55.07 - $82.06

Q3 2015

Shares 6,200 Value ($000) $415 Avg Close $71.25 Range $65.82 - $79.95

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2021	12,588	$838	$78.12	$66.51 - $93.66
Q2 2021	12,614	$1,157	$98.50	$82.60 - $127.65
Q1 2021	6,851	$834	$166.30	$109.17 - $286.57
Q2 2020	9,200	$1,034	$102.64	$66.01 - $136.85
Q3 2017	11,100	$891	$72.28	$66.85 - $80.40
Q4 2016	33,000	$1,694	$52.43	$43.10 - $59.65
Q3 2016	7,100	$425	$57.54	$50.50 - $61.62
Q2 2016	22,200	$1,277	$66.74	$55.07 - $82.06
Q3 2015	6,200	$415	$71.25	$65.82 - $79.95