MEDNAX INC

Ticker: MD CUSIP: 58502B106 Class: EQTY

RIVERBRIDGE PARTNERS LLC's Holding History (CIK: 0001112325)

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

Q4 2018

Shares 10,067 Value ($000) $332 Avg Close $40.20 Range $31.68 - $47.32

Q3 2018

Shares 786,696 Value ($000) $36,707 Avg Close $45.91 Range $42.31 - $48.77

Q2 2018

Shares 803,464 Value ($000) $34,774 Avg Close $47.92 Range $42.12 - $56.46

Q1 2018

Shares 838,457 Value ($000) $46,643 Avg Close $54.82 Range $48.74 - $63.04

Q4 2017

Shares 817,129 Value ($000) $43,667 Avg Close $47.18 Range $40.56 - $54.05

Q3 2017

Shares 885,978 Value ($000) $38,203 Avg Close $47.53 Range $40.78 - $60.80

Q2 2017

Shares 892,612 Value ($000) $53,887 Avg Close $59.28 Range $53.80 - $69.57

Q1 2017

Shares 900,352 Value ($000) $62,466 Avg Close $69.46 Range $64.05 - $72.13

Q4 2016

Shares 923,911 Value ($000) $61,588 Avg Close $65.05 Range $59.36 - $69.68

Q3 2016

Shares 953,766 Value ($000) $63,187 Avg Close $68.40 Range $62.63 - $76.96

Q2 2016

Shares 979,714 Value ($000) $70,961 Avg Close $68.74 Range $61.87 - $73.68

Q1 2016

Shares 993,284 Value ($000) $64,186 Avg Close $66.34 Range $61.40 - $71.26

Q4 2015

Shares 989,939 Value ($000) $70,939 Avg Close $73.96 Range $68.66 - $83.20

Q3 2015

Shares 1,706,135 Value ($000) $131,014 Avg Close $80.69 Range $74.28 - $86.09

Q2 2015

Shares 1,735,218 Value ($000) $128,597 Avg Close $71.97 Range $68.31 - $75.63

Q1 2015

Shares 1,849,537 Value ($000) $134,110 Avg Close $69.52 Range $64.12 - $74.57

Q4 2014

Shares 1,853,884 Value ($000) $122,560 Avg Close $61.04 Range $49.82 - $67.64

Q3 2014

Shares 2,395,034 Value ($000) $131,296 Avg Close $56.74 Range $54.16 - $60.08

Q2 2014

Shares 2,535,632 Value ($000) $147,447 Avg Close $58.84 Range $56.13 - $64.51

Q1 2014

Shares 2,449,919 Value ($000) $151,846 Avg Close $58.17 Range $52.50 - $63.93

Q4 2013

Shares 2,438,379 Value ($000) $130,161 Avg Close $53.66 Range $49.83 - $56.45

Q3 2013

Shares 1,091,595 Value ($000) $109,596 Avg Close $48.80 Range $45.29 - $51.48

Q2 2013

Shares 1,064,098 Value ($000) $97,450 Avg Close $44.76 Range $41.83 - $47.29

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	10,067	$332	$40.20	$31.68 - $47.32
Q3 2018	786,696	$36,707	$45.91	$42.31 - $48.77
Q2 2018	803,464	$34,774	$47.92	$42.12 - $56.46
Q1 2018	838,457	$46,643	$54.82	$48.74 - $63.04
Q4 2017	817,129	$43,667	$47.18	$40.56 - $54.05
Q3 2017	885,978	$38,203	$47.53	$40.78 - $60.80
Q2 2017	892,612	$53,887	$59.28	$53.80 - $69.57
Q1 2017	900,352	$62,466	$69.46	$64.05 - $72.13
Q4 2016	923,911	$61,588	$65.05	$59.36 - $69.68
Q3 2016	953,766	$63,187	$68.40	$62.63 - $76.96
Q2 2016	979,714	$70,961	$68.74	$61.87 - $73.68
Q1 2016	993,284	$64,186	$66.34	$61.40 - $71.26
Q4 2015	989,939	$70,939	$73.96	$68.66 - $83.20
Q3 2015	1,706,135	$131,014	$80.69	$74.28 - $86.09
Q2 2015	1,735,218	$128,597	$71.97	$68.31 - $75.63
Q1 2015	1,849,537	$134,110	$69.52	$64.12 - $74.57
Q4 2014	1,853,884	$122,560	$61.04	$49.82 - $67.64
Q3 2014	2,395,034	$131,296	$56.74	$54.16 - $60.08
Q2 2014	2,535,632	$147,447	$58.84	$56.13 - $64.51
Q1 2014	2,449,919	$151,846	$58.17	$52.50 - $63.93
Q4 2013	2,438,379	$130,161	$53.66	$49.83 - $56.45
Q3 2013	1,091,595	$109,596	$48.80	$45.29 - $51.48
Q2 2013	1,064,098	$97,450	$44.76	$41.83 - $47.29