NATIONAL INSTRS CORP

CUSIP: 636518102 Class: Common Stock

Ledyard National Bank's Holding History (CIK: 0001310658)

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

Q2 2014
Shares 53 Value ($000) $2 Avg Close — Range —
Q1 2014
Shares 53 Value ($000) $2 Avg Close — Range —
Q4 2013
Shares 111 Value ($000) $4 Avg Close — Range —