Western Digital WDC

$460.59

−$13.10 (-2.77%)

Market open · Sep 24, 1:10 pm ET

After hours $471.63 -0.44%

Open$465.90

Prev close$473.69

Day range$453.37 – $468.00

Volume3.34M

Market cap$166.06B

P/E (TTM)19.0

Dividend yield0.11%

Ownership & positioning

Who holds it, who is betting against it, and where the big money is moving

Institutional ownership91.2%-5.58 pts vs. prior quarter

Institutions holding2,121-8 vs. prior quarter

Insider trades (recent)8 buys / 8 sellsBalanced

Short interest5.52% of floatDays to cover 3.1 · as of 31 Aug 2026

Short-sale volume share8.6%5-day average of daily volume

Net of large-order buying minus selling, in USD. Over this window: −$87.87M (7 inflow days, 13 outflow days).

Institutional holders2,121

Institutional ownership91.2%

Total transactions22

Bought8

Sold8

Report date	Shares short	% of float	Days to cover
31 Aug 2026	19,887,791	5.5%	3.1
14 Aug 2026	20,281,115	5.9%	2.3
31 Jul 2026	24,599,617	7.1%	3.2
15 Jul 2026	23,258,520	6.7%	3.4
30 Jun 2026	22,377,149	6.5%	1.6
15 Jun 2026	26,449,406	7.7%	3.9