National Instruments Corp

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC

Report date

9/30/2023

Quarter

2023 Q3

Filed

11/9/2023

Shares

1,313,891

Value ($000)

78,334

Weight

0.3%

2019 Q4 - 2023 Q3 (16 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2023 Q3	11/9/2023	78,334	0.3%	1,313,891	9/30/2023
2023 Q2	8/11/2023	101,208	0.3%	1,763,212	6/30/2023
2023 Q1	5/12/2023	204,431	0.7%	3,900,608	3/31/2023
2022 Q4	2/9/2023	147,619	0.6%	4,000,514	12/31/2022
2022 Q3	11/9/2022	160,298	0.6%	4,247,435	9/30/2022
2022 Q2	8/10/2022	148,649	0.6%	4,759,819	6/30/2022
2022 Q1	5/11/2022	198,040	0.6%	4,879,023	3/31/2022
2021 Q4	2/14/2022	191,771	0.5%	4,391,377	12/31/2021
2021 Q3	11/10/2021	167,683	0.5%	4,274,364	9/30/2021
2021 Q2	8/12/2021	177,433	0.6%	4,196,616	6/30/2021
2021 Q1	5/13/2021	184,413	0.6%	4,270,308	3/31/2021
2020 Q4	2/9/2021	158,582	0.5%	3,609,062	12/31/2020
2020 Q3	11/6/2020	130,460	0.5%	3,654,336	9/30/2020
2020 Q2	8/12/2020	142,545	0.6%	3,682,372	6/30/2020
2020 Q1	5/8/2020	120,675	0.6%	3,647,978	3/31/2020
2019 Q4	2/12/2020	101,176	0.4%	2,389,605	12/31/2019