Quantbot Technologies’s Western Digital WDC Stock Holding History

Quantbot Technologies’s Portfolio WDC Stock Details WDC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$2.07M	Sell	7,662 -8,324	-52%	-$2.17M	0.08%	366
2025 Q4	$2.75M	Sell	15,986 -12,883	-45%	-$1.95M	0.09%	347
2025 Q3	$3.47M	Buy	+28,869	New	+$2.36M	0.09%	329
2025 Q2	–	Sell	-60,116	Closed	-$2.43M	–	1984
2025 Q1	$2.43M	Buy	+60,116	New	+$2.85M	0.08%	382
2024 Q3	–	Sell	-70,386	Closed	-$4.03M	–	1875
2024 Q2	$4.03M	Buy	+70,386	New	+$3.9M	0.2%	142
2024 Q1	–	Sell	-155,097	Closed	-$6.14M	–	2001
2023 Q4	$6.14M	Buy	+155,097	New	+$5.43M	0.36%	38
2023 Q3	–	Sell	-152,889	Closed	-$4.38M	–	2001
2023 Q2	$4.38M	Buy	152,889 +20,572	+16%	+$572K	0.29%	73
2023 Q1	$3.77M	Buy	+132,317	New	+$3.88M	0.27%	88
2022 Q4	–	Sell	-36,598	Closed	-$900K	–	2156
2022 Q3	$900K	Buy	+36,598	New	+$1.21M	0.07%	417
2022 Q2	–	Sell	-11,240	Closed	-$421K	–	2180
2022 Q1	$421K	Sell	11,240 -48,656	-81%	-$2M	0.04%	645
2021 Q4	$2.95M	Buy	59,896 +58,663	+4,758%	+$2.55M	0.24%	119
2021 Q3	$52K	Sell	1,233 -46,025	-97%	-$2.19M	﹤0.01%	1103
2021 Q2	$2.54M	Buy	47,258 +32,353	+217%	+$1.75M	0.2%	148
2021 Q1	$752K	Buy	+14,905	New	+$697K	0.07%	361
2020 Q4	–	Sell	-21,271	Closed	-$587K	–	1720
2020 Q3	$587K	Buy	+21,271	New	+$632K	0.07%	316
2020 Q2	–	Sell	-1,902	Closed	-$59K	–	1477
2020 Q1	$59K	Sell	1,902 -38,002	-95%	-$1.68M	0.04%	403
2019 Q4	$1.91M	Buy	+39,904	New	+$1.66M	0.19%	149
2019 Q2	–	Sell	-13,170	Closed	-$478K	–	1469
2019 Q1	$478K	Buy	+13,170	New	+$451K	0.05%	448
2018 Q3	–	Sell	-85,360	Closed	-$4.99M	–	1580
2018 Q2	$4.99M	Buy	85,360 +41,627	+95%	+$2.65M	0.34%	61
2018 Q1	$3.05M	Sell	43,733 -9,023	-17%	-$607K	0.26%	103
2017 Q4	$3.17M	Buy	52,756 +37,544	+247%	+$2.42M	0.29%	73
2017 Q3	$993K	Buy	15,212 +13,194	+654%	+$875K	0.1%	295
2017 Q2	$135K	Buy	+2,018	New	+$134K	0.01%	740
2016 Q4	–	Sell	-10,673	Closed	-$471K	–	1385
2016 Q3	$471K	Buy	+10,673	New	+$402K	0.05%	374
2016 Q1	–	Sell	-41,737	Closed	-$1.89M	–	1440
2015 Q4	$1.89M	Buy	+41,737	New	+$2.13M	0.32%	82
2015 Q3	–	Sell	-62,485	Closed	-$3.7M	–	1447
2015 Q2	$3.7M	Buy	62,485 +23,601	+61%	+$1.69M	0.66%	32
2015 Q1	$2.67M	Buy	38,884 +29,459	+313%	+$2.3M	0.66%	22
2014 Q4	$788K	Buy	+9,425	New	+$712K	0.25%	104
2014 Q1	–	Sell	-25,640	Closed	-$1.63M	–	1373
2013 Q4	$1.63M	Buy	+25,640	New	+$1.43M	0.8%	7
2013 Q3	–	Sell	-9,794	Closed	-$459K	–	921
2013 Q2	$459K	Buy	+9,794	New	+$429K	0.24%	123

Other funds holding WDC

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Quantbot Technologies's WDC Position: Q1 2026 in Review

Quantbot Technologies reduced its Western Digital (WDC) stake by 52% in Q1 2026, selling an estimated $2.17M and leaving 7,662 shares worth $2.07M. The position accounts for 0.08% of the portfolio, ranked #366.

Quantbot Technologies first reported a position in WDC in Q2 2013 and has held it in 30 quarters since. The position peaked at $6.14M in Q4 2023. 1,406 funds tracked by Wall St. Rank hold WDC as of Q1 2026.

Quantbot Technologies held 7,662 shares of Western Digital worth $2.07M as of Q1 2026.
Quantbot Technologies sold 8,324 Western Digital shares in Q1 2026, an estimated $2.17M.
Western Digital made up 0.08% of Quantbot Technologies's portfolio in Q1 2026, its #366 holding.
Quantbot Technologies first reported a position in Western Digital in Q2 2013 and has held it in 30 quarters since.
Quantbot Technologies's Western Digital position peaked at $6.14M in Q4 2023.
1,406 funds tracked by Wall St. Rank held Western Digital as of Q1 2026.

Based on Quantbot Technologies's 13F filing for Q1 2026, filed 13 May 2026.