MEDNAX INC

Ticker: MD CUSIP: 58502B106 Class: EQTY

CAISSE DE DEPOT ET PLACEMENT DU QUEBEC's Holding History (CIK: 0000898286)

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

Q1 2018

Shares 156,720 Value ($000) $8,718 Avg Close $54.82 Range $48.74 - $63.04

Q4 2017

Shares 156,720 Value ($000) $8,375 Avg Close $47.18 Range $40.56 - $54.05

Q3 2017

Shares 256,420 Value ($000) $11,103 Avg Close $47.53 Range $40.78 - $60.80

Q2 2017

Shares 18,100 Value ($000) $1,090 Avg Close $59.28 Range $53.80 - $69.57

Q1 2017

Shares 30,900 Value ($000) $2,146 Avg Close $69.46 Range $64.05 - $72.13

Q4 2016

Shares 29,500 Value ($000) $1,964 Avg Close $65.05 Range $59.36 - $69.68

Q3 2016

Shares 35,300 Value ($000) $2,339 Avg Close $68.40 Range $62.63 - $76.96

Q2 2016

Shares 37,600 Value ($000) $2,723 Avg Close $68.74 Range $61.87 - $73.68

Q1 2016

Shares 32,900 Value ($000) $2,126 Avg Close $66.34 Range $61.40 - $71.26

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	156,720	$8,718	$54.82	$48.74 - $63.04
Q4 2017	156,720	$8,375	$47.18	$40.56 - $54.05
Q3 2017	256,420	$11,103	$47.53	$40.78 - $60.80
Q2 2017	18,100	$1,090	$59.28	$53.80 - $69.57
Q1 2017	30,900	$2,146	$69.46	$64.05 - $72.13
Q4 2016	29,500	$1,964	$65.05	$59.36 - $69.68
Q3 2016	35,300	$2,339	$68.40	$62.63 - $76.96
Q2 2016	37,600	$2,723	$68.74	$61.87 - $73.68
Q1 2016	32,900	$2,126	$66.34	$61.40 - $71.26