MEDNAX INC

Ticker: MD CUSIP: 58502B106 Class: EQTY

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q1 2020
Shares 2,285 Value ($000) $27 Avg Close $20.62 Range $7.37 - $27.90
Q2 2018
Shares 5,823 Value ($000) $252 Avg Close $47.92 Range $42.12 - $56.46
Q1 2018
Shares 6,973 Value ($000) $388 Avg Close $54.82 Range $48.74 - $63.04
Q3 2017
Shares 3,841 Value ($000) $166 Avg Close $47.53 Range $40.78 - $60.80
Q2 2017
Shares 5,963 Value ($000) $360 Avg Close $59.28 Range $53.80 - $69.57
Q3 2016
Shares 786 Value ($000) $52 Avg Close $68.40 Range $62.63 - $76.96
Q1 2016
Shares 1,272 Value ($000) $82 Avg Close $66.34 Range $61.40 - $71.26
Q4 2015
Shares 548 Value ($000) $39 Avg Close $73.96 Range $68.66 - $83.20
Q1 2014
Shares 45 Value ($000) $3 Avg Close $58.17 Range $52.50 - $63.93
Q4 2013
Shares 106 Value ($000) $6 Avg Close $53.66 Range $49.83 - $56.45
Q3 2013
Shares 876 Value ($000) $88 Avg Close $48.80 Range $45.29 - $51.48