NATIONAL INSTRS CORP

CUSIP: 636518102 Class: Common Stock

AMERICAN CAPITAL MANAGEMENT INC's Holding History (CIK: 0001320168)

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

Q2 2023
Shares 458,662 Value ($000) $26,327 Avg Close — Range —
Q1 2023
Shares 585,711 Value ($000) $30,697 Avg Close — Range —
Q4 2022
Shares 634,642 Value ($000) $23,418 Avg Close — Range —
Q3 2022
Shares 604,644 Value ($000) $22,819 Avg Close — Range —
Q2 2022
Shares 392,130 Value ($000) $12,246 Avg Close — Range —
Q1 2022
Shares 303,140 Value ($000) $12,304 Avg Close — Range —
Q4 2021
Shares 101,399 Value ($000) $4,428 Avg Close — Range —
Q3 2021
Shares 88,710 Value ($000) $3,480 Avg Close — Range —
Q2 2021
Shares 88,908 Value ($000) $3,759 Avg Close — Range —
Q1 2021
Shares 88,380 Value ($000) $3,817 Avg Close — Range —
Q4 2020
Shares 101,197 Value ($000) $4,447 Avg Close — Range —
Q3 2020
Shares 154,378 Value ($000) $5,511 Avg Close — Range —
Q2 2020
Shares 171,524 Value ($000) $6,640 Avg Close — Range —
Q1 2020
Shares 182,437 Value ($000) $6,035 Avg Close — Range —
Q4 2019
Shares 225,840 Value ($000) $9,562 Avg Close — Range —
Q3 2019
Shares 271,575 Value ($000) $11,403 Avg Close — Range —
Q2 2019
Shares 271,405 Value ($000) $11,396 Avg Close — Range —
Q1 2019
Shares 276,075 Value ($000) $12,247 Avg Close — Range —
Q4 2018
Shares 275,515 Value ($000) $12,503 Avg Close — Range —
Q3 2018
Shares 275,010 Value ($000) $13,291 Avg Close — Range —
Q2 2018
Shares 273,415 Value ($000) $11,478 Avg Close — Range —
Q1 2018
Shares 185,145 Value ($000) $9,363 Avg Close — Range —
Q4 2017
Shares 100,495 Value ($000) $4,184 Avg Close — Range —
Q3 2017
Shares 95,995 Value ($000) $4,048 Avg Close — Range —
Q2 2017
Shares 95,995 Value ($000) $3,861 Avg Close — Range —
Q1 2017
Shares 87,765 Value ($000) $2,858 Avg Close — Range —
Q4 2016
Shares 80,750 Value ($000) $2,489 Avg Close — Range —
Q3 2016
Shares 80,090 Value ($000) $2,275 Avg Close — Range —
Q1 2016
Shares 76,430 Value ($000) $2,301 Avg Close — Range —
Q4 2015
Shares 70,200 Value ($000) $2,014 Avg Close — Range —
Q3 2015
Shares 68,850 Value ($000) $1,913 Avg Close — Range —
Q2 2015
Shares 70,800 Value ($000) $2,086 Avg Close — Range —
Q1 2015
Shares 68,750 Value ($000) $2,203 Avg Close — Range —
Q4 2014
Shares 70,800 Value ($000) $2,201 Avg Close — Range —
Q3 2014
Shares 69,350 Value ($000) $2,145 Avg Close — Range —
Q2 2014
Shares 69,350 Value ($000) $2,246 Avg Close — Range —
Q1 2014
Shares 69,950 Value ($000) $2,007 Avg Close — Range —
Q4 2013
Shares 71,500 Value ($000) $2,289 Avg Close — Range —
Q3 2013
Shares 71,200 Value ($000) $2,202 Avg Close — Range —
Q2 2013
Shares 71,200 Value ($000) $1,989 Avg Close — Range —