NATIONAL INSTRS CORP

CUSIP: 636518102 Class: Common Stock

MAI Capital Management's Holding History (CIK: 0001040197)

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

Q1 2016
Shares 8,905 Value ($000) $268 Avg Close — Range —
Q4 2015
Shares 8,905 Value ($000) $255 Avg Close — Range —
Q3 2015
Shares 8,954 Value ($000) $249 Avg Close — Range —
Q2 2015
Shares 8,954 Value ($000) $264 Avg Close — Range —
Q1 2015
Shares 8,954 Value ($000) $287 Avg Close — Range —
Q4 2014
Shares 8,984 Value ($000) $279 Avg Close — Range —
Q3 2014
Shares 9,068 Value ($000) $280 Avg Close — Range —
Q2 2014
Shares 9,068 Value ($000) $294 Avg Close — Range —
Q1 2014
Shares 9,068 Value ($000) $260 Avg Close — Range —
Q4 2013
Shares 7,983 Value ($000) $256 Avg Close — Range —
Q3 2013
Shares 7,840 Value ($000) $242 Avg Close — Range —
Q2 2013
Shares 7,840 Value ($000) $219 Avg Close — Range —