NATIONAL INSTRS CORP

CUSIP: 636518102 Class: Common Stock

CENTRAL TRUST Co's Holding History (CIK: 0000044365)

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

Q1 2020
Shares 915 Value ($000) $30 Avg Close — Range —
Q2 2016
Shares 150 Value ($000) $4 Avg Close — Range —
Q1 2016
Shares 150 Value ($000) $5 Avg Close — Range —
Q2 2014
Shares 475 Value ($000) $15 Avg Close — Range —
Q1 2014
Shares 505 Value ($000) $14 Avg Close — Range —
Q4 2013
Shares 575 Value ($000) $18 Avg Close — Range —
Q3 2013
Shares 575 Value ($000) $18 Avg Close — Range —
Q2 2013
Shares 550 Value ($000) $15 Avg Close — Range —