NATIONAL INSTRS CORP

CUSIP: 636518102 Class: Common Stock

EVENTIDE ASSET MANAGEMENT, LLC's Holding History (CIK: 0001442891)

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

Q2 2016
Shares 2,800 Value ($000) $77 Avg Close — Range —
Q1 2016
Shares 2,800 Value ($000) $84 Avg Close — Range —
Q4 2015
Shares 2,100 Value ($000) $60 Avg Close — Range —
Q3 2015
Shares 1,000 Value ($000) $28 Avg Close — Range —