GROUP ONE TRADING, L.P. - NATIONAL INSTRS CORP ownership

NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 311 filers reported holding NATIONAL INSTRS CORP in Q1 2020. The put-call ratio across all filers is 0.70 and the average weighting 0.2%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of NATIONAL INSTRS CORP
ValueSharesWeighting
Q3 2023$679,668
+173.0%
11,400
+42.9%
0.00%
Q2 2022$249,000
+144.1%
7,980
+206.9%
0.00%
Q3 2021$102,000
+168.4%
2,600
+188.9%
0.00%
Q2 2021$38,000
+123.5%
900
+87.5%
0.00%
Q3 2020$17,000
-15.0%
480
-22.0%
0.00%
Q1 2020$20,000
-82.5%
615
-76.1%
0.00%
-100.0%
Q1 2019$114,000
-39.0%
2,568
-37.6%
0.00%
-50.0%
Q4 2018$187,000
+835.0%
4,117
+916.5%
0.00%
Q3 2018$20,000
-90.2%
405
-91.7%
0.00%
-100.0%
Q2 2018$205,000
+279.6%
4,894
+278.5%
0.00%
Q4 2017$54,000
+80.0%
1,293
+41.5%
0.00%
Q1 2017$30,0009140.00%
Other shareholders
NATIONAL INSTRS CORP shareholders Q1 2020
NameSharesValueWeighting ↓
Kopion Asset Management, LLC 168,273$6,007,0006.91%
Front Street Capital Management, Inc. 288,085$10,285,0002.87%
Fairpointe Capital LLC 495,111$17,675,0002.83%
MCDANIEL TERRY & CO 438,701$15,662,0002.22%
Advantage Alpha Capital Partners LP 191,293$6,829,0001.58%
Harvey Partners, LLC 31,000$1,107,0001.44%
Hound Partners 560,295$20,003,0001.36%
RIVERBRIDGE PARTNERS LLC 2,703,499$96,515,0001.35%
SCHAPER BENZ & WISE INVESTMENT COUNSEL INC/WI 303,385$10,831,0001.26%
BOGLE INVESTMENT MANAGEMENT L P /DE/ 91,271$3,258,0000.96%
View complete list of NATIONAL INSTRS CORP shareholders