Managed Account Advisors Llc

13F Holdings History for WESTERN DIGITAL CORP - Common Stock (WDC)

Symbol: WDC on Nasdaq
Investment type: Equity / Common Stock
Latest Disclosed Ownership: 18.4M shares
Security Ownership: 5.3%

Shares, Excluding Options vs Price

Value, Excluding Options

MANAGED ACCOUNT ADVISORS LLC ownership in WESTERN DIGITAL CORP Common Stock (WDC)

2025-11-13 - MANAGED ACCOUNT ADVISORS LLC has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 18.4M shares of WESTERN DIGITAL CORP Common Stock (WDC). This represents 5.3% percent ownership of the company. In their previous filing dated 2025-08-14, MANAGED ACCOUNT ADVISORS LLC had reported owning 22.2M shares, indicating a decrease of -17.3% percent.

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filed at
MANAGED ACCOUNT ADVISORS LLC	5.3%	-18.3%	$2.2B	18.4M	-3,828,692	-17.3%	$120.06	13G/A	9/30/2025	13 Nov 2025 20:28:33
MANAGED ACCOUNT ADVISORS LLC	6.4%		$1.76B	22.2M			$79.22	13G	6/30/2025	14 Aug 2025 14:40:00

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
6/30/2015	0.05%	0%	$62.8M	801K	-4,188	-0.52%	$78.42	Q2 2015
3/31/2015	0.06%	0%	$73.3M	805K	-36,598	-4.35%	$91.01	Q1 2015
12/31/2014	0.09%	+0%	$93.2M	842K	+25,227	+3.09%	$110.70	Q4 2014
9/30/2014	0.09%	+0%	$79.5M	817K	+10,370	+1.29%	$97.32	Q3 2014
6/30/2014	0.09%	+0%	$74.4M	806K	+29,675	+3.82%	$92.30	Q2 2014
3/31/2014	0.09%	+0%	$71.3M	777K	+5,635	+0.73%	$91.82	Q1 2014
12/31/2013	0.09%		$64.7M	771K			$83.90	Q4 2013

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.