NATINATIONAL INSTRUMENTS CORP11/20/09 17:35
LAST:

 28.28		CHANGE:
 0.02		OPEN:
28.03		HIGH:
28.36		ASK:
32.00		VOLUME:
183,675
CHANGE(%):
0.07		PREV:
28.30		LOW:
27.95		BID:
26.70		OPEN INT:
0
CHART
Period:
HISTORICAL DATA
DateOpenHighLowCloseVolumeOpen Interest
11/20/0928.0328.3627.9528.28183,6000
11/19/0928.4328.4327.9128.30198,4000
11/18/0928.7028.7328.3828.63190,3000
11/17/0928.4028.9028.4028.86211,1000
11/16/0928.1328.6428.1228.59198,1000
11/13/0927.9628.3327.9528.20158,8000
11/12/0928.2028.4727.9227.95186,7000
11/11/0928.1528.3728.0528.29189,4000
11/10/0927.6728.3427.3128.24581,7000
11/09/0927.2727.9727.0227.88223,4000
11/06/0927.0727.4226.8127.15158,0000
11/05/0926.7427.2926.6727.22265,0000
11/04/0926.9427.0426.6026.64193,5000
11/03/0926.5227.0726.3827.07277,3000
11/02/0926.7126.9926.2526.64276,8000
10/30/0927.4127.4826.5326.70244,3000
10/29/0927.0427.8427.0127.61420,6000
10/28/0928.2428.3927.0427.041,482,5000
10/27/0926.8727.2826.4126.69243,3000
10/26/0926.9327.4126.7226.87193,8000
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