PRAXAIR INC

CUSIP: 74005P104 Class: COMMON STOCK

TRUST CO OF OKLAHOMA's Holding History (CIK: 0001083323)

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

Q3 2018
Shares 1,500 Value ($000) $241,095 Avg Close — Range —
Q2 2018
Shares 1,500 Value ($000) $237,225 Avg Close — Range —
Q1 2018
Shares 1,500 Value ($000) $216,450 Avg Close — Range —
Q4 2017
Shares 1,500 Value ($000) $232,020 Avg Close — Range —
Q3 2017
Shares 1,500 Value ($000) $209,610 Avg Close — Range —
Q1 2017
Shares 4,150 Value ($000) $492,190 Avg Close — Range —
Q4 2016
Shares 4,150 Value ($000) $486,339 Avg Close — Range —
Q3 2016
Shares 4,150 Value ($000) $501,445 Avg Close — Range —
Q2 2016
Shares 4,310 Value ($000) $484,401 Avg Close — Range —
Q1 2016
Shares 4,475 Value ($000) $512,164 Avg Close — Range —
Q4 2015
Shares 5,375 Value ($000) $550,400 Avg Close — Range —
Q3 2015
Shares 6,225 Value ($000) $634,079 Avg Close — Range —
Q2 2015
Shares 5,105 Value ($000) $610,303 Avg Close — Range —
Q1 2015
Shares 5,105 Value ($000) $616,378 Avg Close — Range —
Q4 2014
Shares 5,005 Value ($000) $648,448 Avg Close — Range —
Q3 2014
Shares 1,625 Value ($000) $209,625 Avg Close — Range —
Q2 2014
Shares 1,625 Value ($000) $215,865 Avg Close — Range —