NATIONAL INSTRS CORP

CUSIP: 636518102 Class: Common Stock

GLOBEFLEX CAPITAL L P's Holding History (CIK: 0000921531)

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

Q1 2015
Shares 5,900 Value ($000) $189 Avg Close Range
Q4 2014
Shares 6,600 Value ($000) $205 Avg Close Range