NATIONAL INSTRS CORP

CUSIP: 636518102 Class: Common Stock

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q3 2023
Shares 239,517 Value ($000) $14,280 Avg Close — Range —
Q2 2023
Shares 238,750 Value ($000) $13,704 Avg Close — Range —
Q1 2023
Shares 549,833 Value ($000) $28,817 Avg Close — Range —
Q4 2022
Shares 2,791,161 Value ($000) $102,994 Avg Close — Range —
Q3 2022
Shares 2,117,757 Value ($000) $79,923 Avg Close — Range —
Q2 2022
Shares 848,350 Value ($000) $26,494 Avg Close — Range —
Q4 2021
Shares 1,853,904 Value ($000) $80,960 Avg Close — Range —
Q3 2021
Shares 3,444,322 Value ($000) $135,121 Avg Close — Range —
Q2 2021
Shares 4,190,386 Value ($000) $177,170 Avg Close — Range —
Q1 2021
Shares 4,191,744 Value ($000) $181,020 Avg Close — Range —
Q4 2020
Shares 4,627,196 Value ($000) $203,318 Avg Close — Range —
Q3 2020
Shares 5,855,014 Value ($000) $209,024 Avg Close — Range —
Q2 2020
Shares 6,083,493 Value ($000) $235,492 Avg Close — Range —
Q1 2020
Shares 5,276,945 Value ($000) $174,561 Avg Close — Range —
Q4 2019
Shares 5,415,416 Value ($000) $229,288 Avg Close — Range —
Q3 2019
Shares 5,098,926 Value ($000) $214,104 Avg Close — Range —
Q2 2019
Shares 4,674,317 Value ($000) $196,274 Avg Close — Range —
Q1 2019
Shares 4,695,459 Value ($000) $208,290 Avg Close — Range —
Q4 2018
Shares 4,689,525 Value ($000) $212,811 Avg Close — Range —
Q3 2018
Shares 6,687,600 Value ($000) $323,212 Avg Close — Range —
Q2 2018
Shares 6,422,091 Value ($000) $269,599 Avg Close — Range —
Q1 2018
Shares 6,353,385 Value ($000) $321,290 Avg Close — Range —
Q4 2017
Shares 6,652,396 Value ($000) $276,939 Avg Close — Range —
Q3 2017
Shares 6,990,405 Value ($000) $294,787 Avg Close — Range —
Q2 2017
Shares 7,020,302 Value ($000) $282,356 Avg Close — Range —
Q1 2017
Shares 6,549,709 Value ($000) $213,258 Avg Close — Range —
Q4 2016
Shares 6,282,003 Value ($000) $193,612 Avg Close — Range —
Q3 2016
Shares 5,879,315 Value ($000) $166,972 Avg Close — Range —
Q2 2016
Shares 6,366,495 Value ($000) $174,442 Avg Close — Range —
Q1 2016
Shares 5,971,443 Value ($000) $179,800 Avg Close — Range —
Q4 2015
Shares 5,175,918 Value ($000) $148,497 Avg Close — Range —
Q3 2015
Shares 5,190,457 Value ($000) $144,243 Avg Close — Range —
Q2 2015
Shares 5,199,700 Value ($000) $153,183 Avg Close — Range —
Q1 2015
Shares 5,182,820 Value ($000) $166,057 Avg Close — Range —
Q4 2014
Shares 4,959,571 Value ($000) $154,192 Avg Close — Range —
Q3 2014
Shares 4,667,124 Value ($000) $144,355 Avg Close — Range —
Q2 2014
Shares 4,531,566 Value ($000) $146,777 Avg Close — Range —
Q1 2014
Shares 3,276,681 Value ($000) $94,008 Avg Close — Range —
Q4 2013
Shares 3,260,876 Value ($000) $104,412 Avg Close — Range —
Q3 2013
Shares 3,398,298 Value ($000) $105,109 Avg Close — Range —
Q2 2013
Shares 5,085,598 Value ($000) $142,092 Avg Close — Range —