ORASURE TECHNOLOGIES INC

Ticker: OSUR CUSIP: 68554V108 Class: Common Stock

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

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

Q1 2018

Shares 179 Value ($000) $3 Avg Close $18.96 Range $16.15 - $22.22

Q4 2017

Shares 8,652 Value ($000) $163 Avg Close $18.11 Range $12.86 - $23.01

Q2 2016

Shares 1,749 Value ($000) $10 Avg Close $7.11 Range $5.81 - $7.99

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	179	$3	$18.96	$16.15 - $22.22
Q4 2017	8,652	$163	$18.11	$12.86 - $23.01
Q2 2016	1,749	$10	$7.11	$5.81 - $7.99