SIMPLEX TRADING, LLC - WESTERN DIGITAL CORP ownership

WESTERN DIGITAL CORP's ticker is and the CUSIP is 958102955. A total of 8 filers reported holding WESTERN DIGITAL CORP in Q3 2022. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of WESTERN DIGITAL CORP
ValueSharesWeighting
Q3 2023$23,786
-5.3%
521,300
-21.3%
0.02%
-9.5%
Q2 2023$25,117
+9.6%
662,200
+8.8%
0.02%
+5.0%
Q1 2023$22,925
+25.6%
608,600
+5.2%
0.02%0.0%
Q4 2022$18,248
-99.8%
578,400
+63.3%
0.02%
+53.8%
Q3 2022$11,525,000
-20.4%
354,100
+9.7%
0.01%
-13.3%
Q2 2022$14,471,000
-44.0%
322,800
-38.0%
0.02%
-37.5%
Q1 2022$25,842,000
+68.8%
520,500
+121.7%
0.02%
+60.0%
Q4 2021$15,311,000
-52.2%
234,800
-48.1%
0.02%
-50.0%
Q3 2021$32,035,000
+11.3%
452,100
+11.8%
0.03%
+7.1%
Q2 2021$28,774,000
+39.8%
404,300
+13013.9%
0.03%
-24.3%
Q1 2021$20,579,000
+14.5%
3,083
-5.0%
0.04%
+60.9%
Q4 2020$17,974,000
-1.0%
3,245
-34.7%
0.02%
-8.0%
Q3 2020$18,161,000
+43.4%
4,969
+73.3%
0.02%
+25.0%
Q2 2020$12,662,000
-7.6%
2,868
-12.9%
0.02%
-16.7%
Q1 2020$13,701,000
-36.6%
3,292
-3.3%
0.02%
-48.9%
Q4 2019$21,617,000
-38.6%
3,406
-42.3%
0.05%
-53.0%
Q3 2019$35,217,000
+16.4%
5,905
-7.2%
0.10%
+20.5%
Q2 2019$30,256,000
+23.4%
6,363
+24.8%
0.08%
+22.1%
Q1 2019$24,510,000
+203.3%
5,100
+133.3%
0.07%
+183.3%
Q4 2018$8,081,000
-55.8%
2,186
-30.0%
0.02%
-59.3%
Q3 2018$18,287,000
-20.1%
3,124
+5.7%
0.06%
-34.4%
Q2 2018$22,874,000
+3625.4%
2,955
+9.9%
0.09%
+233.3%
Q1 2018$614,000
-29.5%
2,688
-1.0%
0.03%
-27.0%
Q4 2017$871,000
+6.6%
2,714
-23.8%
0.04%
+12.1%
Q3 2017$817,000
-29.7%
3,560
-40.0%
0.03%
-34.0%
Q2 2017$1,162,000
+483.9%
5,938
+92.5%
0.05%
+455.6%
Q1 2017$199,000
-4.3%
3,085
-15.9%
0.01%
-25.0%
Q4 2016$208,000
-66.6%
3,669
-13.1%
0.01%
-71.4%
Q3 2016$622,000
-41.5%
4,224
-14.2%
0.04%
-40.8%
Q2 2016$1,064,000
+61.2%
4,925
+450.3%
0.07%
+34.0%
Q1 2016$660,000
-40.5%
895
+12.3%
0.05%
-39.1%
Q4 2015$1,110,000
+268.8%
797
+42.8%
0.09%
+295.5%
Q3 2015$301,000
-59.2%
558
+12.7%
0.02%
-64.5%
Q2 2015$737,000
+246.0%
495
+9.3%
0.06%
+148.0%
Q1 2015$213,000
+3450.0%
453
+262.4%
0.02%
+2400.0%
Q4 2014$6,0001250.00%
Other shareholders
WESTERN DIGITAL CORP shareholders Q3 2022
NameSharesValueWeighting ↓
CMT Capital Markets Trading GmbH 526,600$23,607,0000.19%
GROUP ONE TRADING, L.P. 280,600$12,579,0000.02%
SIMPLEX TRADING, LLC 322,800$14,471,0000.02%
JANE STREET GROUP, LLC 775,700$34,775,0000.02%
IMC-Chicago, LLC 154,200$6,913,0000.01%
SG Americas Securities, LLC 169,800$632,0000.01%
JPMORGAN CHASE & CO 6,000$269,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of WESTERN DIGITAL CORP shareholders