Here is a sample stock file.
-25889.01
AXP
30
162
157 3/4
152 1/8
T
20
50 11/16
49 3/8
35
IBM
25
115 1/8
118 11/16
115 1/4
XOM
0
80 5/8
76 9/16
73 3/16
DIS
20
38
37 13/16
38 1/8
PG
100
94 1/4
94 1/4
92 1/4
CAT
50
39 5/8
39 5/8
35
DIS
50
37 13/16
37 13/16
38 1/8
MMM
37
83 1/4
83 1/4
83 1/4