NATIONAL INSTRS CORP

CUSIP: 636518102 Class: Common Stock

Paloma Partners Management Co's Holding History (CIK: 0001103882)

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

Q1 2022
Shares 7,644 Value ($000) $310 Avg Close — Range —
Q4 2021
Shares 10,739 Value ($000) $469 Avg Close — Range —
Q1 2021
Shares 17,148 Value ($000) $740 Avg Close — Range —
Q2 2020
Shares 39,366 Value ($000) $1,523 Avg Close — Range —
Q4 2019
Shares 23,634 Value ($000) $1,001 Avg Close — Range —
Q4 2018
Shares 11,850 Value ($000) $538 Avg Close — Range —
Q1 2018
Shares 44,200 Value ($000) $2,235 Avg Close — Range —
Q4 2017
Shares 18,658 Value ($000) $777 Avg Close — Range —
Q2 2017
Shares 39,710 Value ($000) $1,598 Avg Close — Range —
Q3 2016
Shares 24,984 Value ($000) $710 Avg Close — Range —
Q2 2016
Shares 13,223 Value ($000) $362 Avg Close — Range —
Q4 2015
Shares 18,267 Value ($000) $524 Avg Close — Range —
Q1 2015
Shares 20,261 Value ($000) $649 Avg Close — Range —
Q3 2014
Shares 9,187 Value ($000) $284 Avg Close — Range —