NATIONAL INSTRS CORP

CUSIP: 636518102 Class: Common Stock

VIRGINIA RETIREMENT SYSTEMS ET AL's Holding History (CIK: 0001005354)

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

Q2 2023
Shares 21,300 Value ($000) $1,223 Avg Close Range
Q1 2023
Shares 21,300 Value ($000) $1,116 Avg Close Range
Q4 2022
Shares 54,100 Value ($000) $1,996 Avg Close Range
Q3 2022
Shares 39,400 Value ($000) $1,487 Avg Close Range
Q1 2022
Shares 57,500 Value ($000) $2,334 Avg Close Range
Q4 2021
Shares 34,800 Value ($000) $1,520 Avg Close Range
Q3 2021
Shares 34,800 Value ($000) $1,365 Avg Close Range
Q2 2021
Shares 47,600 Value ($000) $2,013 Avg Close Range
Q1 2021
Shares 62,400 Value ($000) $2,695 Avg Close Range
Q4 2020
Shares 49,300 Value ($000) $2,166 Avg Close Range
Q3 2020
Shares 54,800 Value ($000) $1,956 Avg Close Range
Q2 2020
Shares 53,500 Value ($000) $2,071 Avg Close Range
Q1 2020
Shares 55,700 Value ($000) $1,843 Avg Close Range
Q4 2019
Shares 48,100 Value ($000) $2,037 Avg Close Range
Q3 2019
Shares 37,900 Value ($000) $1,591 Avg Close Range
Q2 2019
Shares 31,400 Value ($000) $1,318 Avg Close Range
Q1 2019
Shares 9,800 Value ($000) $435 Avg Close Range
Q4 2018
Shares 10,200 Value ($000) $463 Avg Close Range
Q4 2015
Shares 11,300 Value ($000) $324 Avg Close Range
Q3 2015
Shares 12,000 Value ($000) $333 Avg Close Range
Q2 2015
Shares 7,800 Value ($000) $230 Avg Close Range
Q4 2014
Shares 11,500 Value ($000) $358 Avg Close Range
Q3 2014
Shares 11,500 Value ($000) $356 Avg Close Range
Q2 2014
Shares 11,500 Value ($000) $372 Avg Close Range