DENTSPLY SIRONA INC

Ticker: XRAY CUSIP: 24906P109 Class: COM

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q4 2018

Shares 570 Value ($000) $21 Avg Close $36.39 Range $33.93 - $38.90

Q3 2018

Shares 1,971 Value ($000) $74 Avg Close $41.64 Range $37.18 - $48.95

Q1 2018

Shares 72 Value ($000) $4 Avg Close $58.89 Range $49.60 - $68.47

Q4 2017

Shares 5,390 Value ($000) $355 Avg Close $63.59 Range $54.91 - $68.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	570	$21	$36.39	$33.93 - $38.90
Q3 2018	1,971	$74	$41.64	$37.18 - $48.95
Q1 2018	72	$4	$58.89	$49.60 - $68.47
Q4 2017	5,390	$355	$63.59	$54.91 - $68.98