Question 1

How many shares of WDC does WELLINGTON MANAGEMENT GROUP LLP own?

Accepted Answer

As of 2026-Q1, WELLINGTON MANAGEMENT GROUP LLP holds 33,049 shares of WDC (WESTERN DIGITAL CORP).

Question 2

What is WELLINGTON MANAGEMENT GROUP LLP's WDC position worth?

Accepted Answer

As of 2026-Q1, WELLINGTON MANAGEMENT GROUP LLP's WDC position is worth $8.9M.

Question 3

Is WELLINGTON MANAGEMENT GROUP LLP buying or selling WDC?

Accepted Answer

In 2026-Q1, WELLINGTON MANAGEMENT GROUP LLP increased their WDC position (+6.0% change in shares).

Question 4

When did WELLINGTON MANAGEMENT GROUP LLP first buy WDC?

Accepted Answer

Based on available 13F filings, WELLINGTON MANAGEMENT GROUP LLP first reported a position in WDC in 2024-Q2. They have held the position across 13 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q1 Latest	Increased	33,049	+6.0%	$8.9M	0.0%	$250.61	29
2025-Q4	Increased	31,193	+4.7%	$5.4M	0.0%	$176.06	28
2025-Q3	Decreased	29,789	-3.7%	$3.6M	0.0%	$116.65	0
2025-Q2	Decreased	30,928	-59.8%	$2M	0.0%	$63.17	0
2025-Q1	Increased	76,941	+1.5%	$3.1M	0.0%	$40.46	27
2024-Q4	Increased	75,836	+56.4%	$4.5M	0.0%	$44.89	38
2024-Q3	Increased	48,501	+20.4%	$3.3M	0.0%	$52.27	32
2024-Q2	Increased	40,284	+115.2%	$3.1M	0.0%	$57.05	43