NATIONAL INSTRS CORP

CUSIP: 636518102 Class: Common Stock

Weaver C. Barksdale & Associates, Inc.'s Holding History (CIK: 0001294588)

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

Q4 2017
Shares 167 Value ($000) $7 Avg Close Range
Q3 2017
Shares 161 Value ($000) $7 Avg Close Range
Q2 2017
Shares 168 Value ($000) $7 Avg Close Range
Q1 2017
Shares 198 Value ($000) $6 Avg Close Range
Q4 2016
Shares 231 Value ($000) $7 Avg Close Range
Q3 2016
Shares 217 Value ($000) $6 Avg Close Range
Q2 2016
Shares 196 Value ($000) $5 Avg Close Range
Q1 2016
Shares 171 Value ($000) $5 Avg Close Range
Q4 2015
Shares 171 Value ($000) $5 Avg Close Range
Q3 2015
Shares 188 Value ($000) $5 Avg Close Range
Q2 2015
Shares 182 Value ($000) $5 Avg Close Range
Q1 2015
Shares 163 Value ($000) $5 Avg Close Range
Q4 2014
Shares 163 Value ($000) $5 Avg Close Range
Q3 2014
Shares 169 Value ($000) $5 Avg Close Range
Q2 2014
Shares 169 Value ($000) $5 Avg Close Range
Q1 2014
Shares 169 Value ($000) $5 Avg Close Range
Q4 2013
Shares 151 Value ($000) $5 Avg Close Range
Q3 2013
Shares 151 Value ($000) $5 Avg Close Range
Q2 2013
Shares 174 Value ($000) $5 Avg Close Range