NOMURA HOLDINGS INC - ALTAIR ENGR INC ownership

ALTAIR ENGR INC's ticker is and the CUSIP is 021369AA1. A total of 28 filers reported holding ALTAIR ENGR INC in Q1 2021. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
NOMURA HOLDINGS INC ownership history of ALTAIR ENGR INC
ValueSharesWeighting
Q1 2023$6,192,551
+12142156.9%
86,020
-23.1%
0.02%
Q4 2022$51
-99.9%
111,8250.0%0.00%
Q3 2022$50,000
-65.8%
111,825
-60.2%
0.00%
Q2 2022$146,000
+80.2%
280,898
+122.0%
0.00%
Q1 2022$81,000
+131.4%
126,535
+152.1%
0.00%
Q3 2021$35,000
-34.0%
50,192
-34.9%
0.00%
Q2 2021$53,000
-23.2%
77,074
-29.9%
0.00%
Q1 2021$69,000
+11.3%
109,976
+3.2%
0.00%
Q4 2020$62,000
+44.2%
106,535
+3.4%
0.00%
Q3 2020$43,000
+4.9%
103,0510.0%0.00%
Q2 2020$41,000
+95.2%
103,051
+26.6%
0.00%
Q1 2020$21,000
-97.9%
81,396
-97.1%
0.00%
-100.0%
Q4 2019$1,001,000
+8.5%
2,785,000
+1.5%
0.00%
+33.3%
Q3 2019$923,0002,745,000
-60.8%
0.00%
Q2 2019$07,000,0000.00%
Other shareholders
ALTAIR ENGR INC shareholders Q1 2021
NameSharesValueWeighting ↓
STEELHEAD PARTNERS LLC 33,500,000$48,489,0003.67%
TENOR CAPITAL MANAGEMENT Co., L.P. 44,000,000$63,590,0001.64%
III Capital Management 7,334,000$10,615,0001.27%
SHENKMAN CAPITAL MANAGEMENT INC 3,168,000$4,593,0000.54%
LINDEN ADVISORS LP 48,990,000$70,740,0000.52%
Empyrean Capital Partners, LP 9,303,000$13,408,0000.38%
WOLVERINE ASSET MANAGEMENT LLC 21,265,000$30,670,0000.26%
ADVENT CAPITAL MANAGEMENT /DE/ 6,500,000$9,378,0000.20%
Polar Asset Management Partners Inc. 10,000,000$14,456,0000.14%
AQR Arbitrage LLC 1,800,000$2,593,0000.09%
View complete list of ALTAIR ENGR INC shareholders