Calamos Advisors LLC - WESTERN DIGITAL CORP. ownership

WESTERN DIGITAL CORP.'s ticker is and the CUSIP is 958102AP0. A total of 85 filers reported holding WESTERN DIGITAL CORP. in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.4%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of WESTERN DIGITAL CORP.
ValueSharesWeighting
Q3 2023$27,569,182
+1.4%
28,028,0000.0%0.14%
+6.7%
Q2 2023$27,184,918
+0.4%
28,028,0000.0%0.13%
+1.5%
Q1 2023$27,085,138
+1.1%
28,028,0000.0%0.13%
+4.8%
Q4 2022$26,801,775
+0.4%
28,028,0000.0%0.13%
+3.3%
Q3 2022$26,685,000
+0.1%
28,028,000
+0.1%
0.12%
+6.1%
Q2 2022$26,660,000
+76.4%
27,994,000
+79.1%
0.12%
+101.8%
Q1 2022$15,117,000
+964.6%
15,630,000
+1016.4%
0.06%
+1040.0%
Q4 2021$1,420,000
+10.9%
1,400,000
+10.7%
0.01%
-16.7%
Q3 2021$1,281,000
-3.5%
1,265,000
+2.3%
0.01%0.0%
Q2 2021$1,327,000
+3.9%
1,237,000
-0.6%
0.01%
-14.3%
Q1 2021$1,277,000
+68.7%
1,244,000
+64.1%
0.01%
+75.0%
Q4 2020$757,000
+4.7%
758,0000.0%0.00%
-20.0%
Q3 2020$723,000
+1.0%
758,0000.0%0.01%0.0%
Q2 2020$716,000
+8.0%
758,0000.0%0.01%0.0%
Q1 2020$663,000
+84.7%
758,000
+107.7%
0.01%
+150.0%
Q4 2019$359,000
+140.9%
365,000
+135.5%
0.00%
+100.0%
Q3 2019$149,000155,0000.00%
Other shareholders
WESTERN DIGITAL CORP. shareholders Q4 2020
NameSharesValueWeighting ↓
INCOME RESEARCH & MANAGEMENT 22,400,000$22,580,0009.39%
PIER 88 INVESTMENT PARTNERS LLC 8,145,000$8,211,0002.46%
SILVERBACK ASSET MANAGEMENT LLC 15,060,000$15,201,0002.23%
Cheyne Capital Management (UK) LLP 3,420,000$3,452,0002.06%
ADVENT CAPITAL MANAGEMENT /DE/ 91,021,000$92,313,0001.71%
Mitsubishi UFJ Morgan Stanley Securities Co., Ltd. 1,760,000$1,770,0001.64%
RWC Asset Management LLP 38,350,000$38,701,0001.18%
Laffer Tengler Investments, Inc. 3,296$3,342,462,0000.97%
ZAZOVE ASSOCIATES LLC 10,425,000$10,549,0000.92%
AEGON USA Investment Management, LLC 2,965,000$3,004,0000.91%
View complete list of WESTERN DIGITAL CORP. shareholders