D. E. Shaw & Co., Inc. - NATIONAL INSTRS CORP ownership

NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 299 filers reported holding NATIONAL INSTRS CORP in Q2 2021. The put-call ratio across all filers is 0.93 and the average weighting 0.1%.

Quarter-by-quarter ownership
D. E. Shaw & Co., Inc. ownership history of NATIONAL INSTRS CORP
ValueSharesWeighting
Q2 2023$252,560
+2.4%
4,400
-6.5%
0.00%
Q1 2023$246,589
-16.1%
4,705
-39.6%
0.00%
Q3 2022$294,000
-91.9%
7,795
-93.3%
0.00%
-100.0%
Q2 2022$3,640,000
-64.0%
116,574
-53.2%
0.00%
-55.6%
Q1 2022$10,115,000
-10.0%
249,184
-3.1%
0.01%0.0%
Q4 2021$11,235,000
-19.6%
257,274
-27.8%
0.01%
-30.8%
Q3 2021$13,981,000
+7.7%
356,404
+16.1%
0.01%
+18.2%
Q2 2021$12,978,000
-42.1%
306,949
-40.9%
0.01%
-50.0%
Q1 2021$22,419,000
-36.0%
519,137
-34.9%
0.02%
-29.0%
Q4 2020$35,044,000
-5.2%
797,542
-23.0%
0.03%
-18.4%
Q3 2020$36,964,000
+28.9%
1,035,395
+39.8%
0.04%
+11.8%
Q2 2020$28,673,000
+27.0%
740,715
+8.6%
0.03%
-2.9%
Q1 2020$22,569,000
-27.2%
682,277
-6.8%
0.04%0.0%
Q4 2019$31,009,000
+7.7%
732,378
+6.8%
0.04%0.0%
Q3 2019$28,788,000
+15.6%
685,600
+15.6%
0.04%
+12.9%
Q2 2019$24,894,000
+45.5%
592,847
+53.7%
0.03%
+40.9%
Q1 2019$17,114,000
+229.1%
385,806
+236.6%
0.02%
+214.3%
Q4 2018$5,201,000
+2376.7%
114,618
+2544.0%
0.01%
Q3 2018$210,000
-28.8%
4,335
-52.1%
0.00%
-100.0%
Q1 2017$295,000
-92.4%
9,053
-92.8%
0.00%
-85.7%
Q4 2016$3,867,000
-26.8%
125,468
-32.5%
0.01%
-22.2%
Q3 2016$5,281,000
+38.2%
185,960
+33.4%
0.01%
+28.6%
Q2 2016$3,820,000
-10.3%
139,432
-1.4%
0.01%
-12.5%
Q1 2016$4,258,000
+227.8%
141,400
+212.2%
0.01%
+300.0%
Q4 2015$1,299,000
+131.1%
45,290
+123.9%
0.00%
+100.0%
Q3 2015$562,000
-71.9%
20,230
-70.2%
0.00%
-66.7%
Q2 2015$2,003,000
-57.1%
67,971
-53.3%
0.00%
-57.1%
Q1 2015$4,668,000
+912.6%
145,704
+881.6%
0.01%
+600.0%
Q4 2014$461,000
-74.1%
14,843
-72.9%
0.00%
-50.0%
Q2 2014$1,777,000
-42.2%
54,860
-48.8%
0.00%
-50.0%
Q1 2014$3,077,000
+75.9%
107,248
+96.3%
0.00%
+100.0%
Q4 2013$1,749,00054,6250.00%
Other shareholders
NATIONAL INSTRS CORP shareholders Q2 2021
NameSharesValueWeighting ↓
Twin Securities, Inc. 765,243$40,106,00022.06%
Kite Lake Capital Management (UK) LLP 295,500$15,487,15516.56%
TIG Advisors, LLC 3,753,431$196,717,31914.44%
HARVEST MANAGEMENT LLC 327,800$17,179,99812.98%
GWM Asset Management Ltd 103,700$5,434,91711.02%
BCK CAPITAL MANAGEMENT LP 222,064$11,638,37410.12%
Kopion Asset Management, LLC 180,940$9,4838.25%
Nekton Capital Ltd. 932,419$48,868,0808.15%
AMH Equity Ltd 111,900$5,864,6796.72%
TOMS Capital Investment Management LP 2,005,513$105,108,9366.44%
View complete list of NATIONAL INSTRS CORP shareholders