SIMPLEX TRADING, LLC - NATIONAL INSTRS CORP ownership

NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 294 filers reported holding NATIONAL INSTRS CORP in Q3 2022. The put-call ratio across all filers is 0.67 and the average weighting 0.1%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of NATIONAL INSTRS CORP
ValueSharesWeighting
Q3 2023$69
+53.3%
1,167
+46.2%
0.00%
Q2 2023$45
-87.6%
798
-88.5%
0.00%
Q1 2023$362
-99.9%
6,920
-21.6%
0.00%
Q2 2022$275,000
+587.5%
8,829
+856.6%
0.00%
Q4 2021$40,000
+150.0%
923
+147.5%
0.00%
Q1 2021$16,000
+166.7%
373
+155.5%
0.00%
Q2 2019$6,000
-99.3%
146
-99.2%
0.00%
-100.0%
Q4 2018$877,000
+10862.5%
19,338
+10467.2%
0.00%
Q3 2018$8,000
+100.0%
183
+108.0%
0.00%
Q1 2018$4,000
-50.0%
88
-56.4%
0.00%
Q4 2017$8,000
-98.6%
202
-98.8%
0.00%
-100.0%
Q1 2017$560,00017,2270.02%
Other shareholders
NATIONAL INSTRS CORP shareholders Q3 2022
NameSharesValueWeighting ↓
Kopion Asset Management, LLC 218,531$8,870,0007.52%
SOUTHPORT MANAGEMENT, L.L.C. 15,000$608,850,0002.20%
Front Street Capital Management, Inc. 279,337$11,338,0002.11%
MCDANIEL TERRY & CO 440,127$17,865,0001.93%
Advantage Alpha Capital Partners LP 249,458$10,126,0001.52%
KLCM Advisors, Inc. 170,740$6,930,0001.47%
Sarasin & Partners LLP 3,346,719$135,843,0001.37%
SCHAPER BENZ & WISE INVESTMENT COUNSEL INC/WI 366,430$14,873,0001.28%
Force Hill Capital Management LP 113,645$4,613,0001.14%
Intrinsic Edge Capital Management LLC 342,243$13,892,0001.07%
View complete list of NATIONAL INSTRS CORP shareholders