NATIONAL INSTRS CORP

CUSIP: 636518102 Class: Common Stock

Virtue Capital Management, LLC's Holding History (CIK: 0001729985)

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

Q1 2018
Shares 22,075 Value ($000) $1,102 Avg Close — Range —
Q4 2017
Shares 10,806 Value ($000) $450 Avg Close — Range —