PRAXAIR INC

CUSIP: 74005P104 Class: COMMON STOCK

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

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

Q4 2017
Shares 44,246 Value ($000) $6,844 Avg Close — Range —
Q3 2017
Shares 19 Value ($000) $3 Avg Close — Range —
Q3 2016
Shares 513 Value ($000) $62 Avg Close — Range —
Q1 2016
Shares 7,915 Value ($000) $906 Avg Close — Range —
Q4 2015
Shares 10,455 Value ($000) $1,071 Avg Close — Range —
Q1 2015
Shares 3,323 Value ($000) $401 Avg Close — Range —
Q4 2014
Shares 10,777 Value ($000) $1,396 Avg Close — Range —
Q3 2014
Shares 2,664 Value ($000) $344 Avg Close — Range —
Q2 2014
Shares 2,288 Value ($000) $304 Avg Close — Range —
Q1 2014
Shares 6,535 Value ($000) $856 Avg Close — Range —
Q4 2013
Shares 3,666 Value ($000) $477 Avg Close — Range —
Q3 2013
Shares 934 Value ($000) $112 Avg Close — Range —
Q2 2013
Shares 1,069 Value ($000) $123 Avg Close — Range —