Parallax Volatility Advisers, L.P. - NATIONAL INSTRS CORP ownership

NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 355 filers reported holding NATIONAL INSTRS CORP in Q2 2023. The put-call ratio across all filers is 0.62 and the average weighting 0.4%.

Quarter-by-quarter ownership
Parallax Volatility Advisers, L.P. ownership history of NATIONAL INSTRS CORP
ValueSharesWeighting
Q3 2023$32,054
-99.0%
51,700
-3.6%
0.00%
-100.0%
Q2 2023$3,079,797
-87.9%
53,655
-88.9%
0.01%
-88.5%
Q1 2023$25,447,204
+641.7%
485,541
+542.2%
0.05%
+940.0%
Q4 2018$3,431,00075,6040.01%
Other shareholders
NATIONAL INSTRS CORP shareholders Q2 2023
NameSharesValueWeighting ↓
TIG Advisors, LLC 4,755,304$272,954,45015.27%
HARVEST MANAGEMENT LLC 264,400$15,176,56013.09%
PSquared Asset Management AG 1,909,700$109,616,78012.87%
Vazirani Asset Management LLC 100,000$5,740,0009.68%
Kellner Capital, LLC 118,098$6,7797.79%
BCK CAPITAL MANAGEMENT LP 131,442$7,544,7715.76%
KRYGER CAPITAL Ltd 892,222$51,213,5435.24%
WATER ISLAND CAPITAL LLC 959,494$55,0755.15%
Kopion Asset Management, LLC 90,819$5,2134.42%
CARLSON CAPITAL L P 855,000$49,077,0004.20%
View complete list of NATIONAL INSTRS CORP shareholders