13FPulse
WD

WDC WESTERN DIGITAL CORP

2026Q2 · CUSIP 958102105 · Memory & Storage · Sector: Semiconductors

Piling in

Net holder growth ranks near the top of the market

Funds that own it
1,808
Institutions that reported holding it to the SEC
Net increase in holders
+394
Last quarter 1,414 → now 1,808
How unusual is that
Top 1% in the market
Stronger buying than 99.8% of US stocks
What the filings say, in one paragraph

1,808 funds held WDC at the end of 2026Q2, up 394 from the quarter before. That is stronger buying than 99.8% of US stocks — among the most piled-into names this quarter. On the business itself, revenue over the last 12 months was $12.9B(YoY +35.7%), the P/E is 18.6x, return on equity is 106.3%. WDC has had 26 buying rushes in its history, and the price moved +14.8% on average over the six months after (that is the raw price move, not how much it beat the market by). It sits in the Semiconductors sector, tagged Memory & Storage.

How many funds owned it, quarter by quarter

Bars = net change in institutional holders, positive (green) or negative (red). Line = total institutional holders.

2013Q3: holders=494 2013Q4: holders=542 2014Q1: holders=543 2014Q2: holders=543 2014Q3: holders=567 2014Q4: holders=606 2015Q1: holders=601 2015Q2: holders=577 2015Q3: holders=545 2015Q4: holders=565 2016Q1: holders=566 2016Q2: holders=629 2016Q3: holders=645 2016Q4: holders=715 2017Q1: holders=734 2017Q2: holders=772 2017Q3: holders=759 2017Q4: holders=786 2018Q1: holders=807 2018Q2: holders=791 2018Q3: holders=698 2018Q4: holders=632 2019Q1: holders=685 2019Q2: holders=638 2019Q3: holders=665 2019Q4: holders=693 2020Q1: holders=629 2020Q2: holders=606 2020Q3: holders=557 2020Q4: holders=622 2021Q1: holders=667 2021Q2: holders=676 2021Q3: holders=632 2021Q4: holders=693 2022Q1: holders=644 2022Q2: holders=626 2022Q3: holders=575 2022Q4: holders=527 2023Q1: holders=536 2023Q2: holders=534 2023Q3: holders=542 2023Q4: holders=610 2024Q1: holders=681 2024Q2: holders=758 2024Q3: holders=696 2024Q4: holders=714 2025Q1: holders=661 2025Q2: holders=752 2025Q3: holders=960 2025Q4: holders=1174 2026Q1: holders=1414 2026Q2: holders=1808 -394 -197 +0 +197 +394 44411721899 13Q315Q116Q318Q119Q321Q122Q324Q125Q326Q2 Net change in holders (bars) Total funds holding (line)

What happened after each past buying rush 26 times in its history

Quarter of the rush How unusual then Price, next 3 months Price, next 6 months
2026Q2 Top 1% in the market
2026Q1 Top 1% in the market +25.9%
2025Q4 Top 1% in the market +9.6% +61.5%
2025Q3 Top 1% in the market +15.7% +75.4%
2025Q2 Top 5% +72.3% +107.1%
2024Q2 Top 5% +3.9% -1.3%
2024Q1 Top 5% +7.0% -9.7%
2023Q4 Top 10% +30.6% +33.5%

These are the raw price moves, not how much it beat the market by. Compare them against the market over the same months — in a strong bull market almost everything is up.

Show all the numbers (large funds, value held, options…) ▾
Of them, large funds
372
Change in large funds
+47
Total value they hold
$206.5B
Funds buying for the first time
526
Funds that sold out entirely
132
Price change that quarter
-1.8%
Funds holding puts (bearish)
45
Funds holding calls (bullish)
57

These are for people who want to dig. Skip them if they do not mean anything to you — the three numbers above are enough.

8,697 institutions have filed for this quarter. 13F permits late filing and a small number arrive in the weeks after the deadline, so the holder counts and changes below may tick up.

Fundamentals

PE (TTM)
18.6
EPS (TTM)
$24.28
EPS YoY
+371.5%
Revenue (TTM)
$12.9B
Revenue YoY
+35.7%
Net margin
73.0%
ROE
106.3%
Debt ratio
36.0%
FCF (TTM)
$3.5B
Dividend (TTM)
$0.50
Quarterly Revenue & EPS
2021-10-01: EPS 1.93 2021-12-31: EPS 1.79 2022-04-01: EPS 0.08 2022-07-01: EPS 1.09 2022-09-30: EPS 0.08 2022-12-30: EPS -1.42 2023-03-31: EPS -1.82 2023-06-30: EPS -2.21 2023-09-29: EPS -2.17 2023-12-29: EPS -0.92 2024-03-29: EPS 0.35 2024-06-28: EPS 0.08 2024-09-27: EPS 1.35 2024-12-27: EPS 1.63 2025-03-28: EPS 1.42 2025-06-27: EPS 0.75 2025-10-03: EPS 3.07 2026-01-02: EPS 4.73 2026-04-03: EPS 8.20 2026-07-03: EPS 8.28 0B 2.7B 5.3B $B -2.43 3.34 9.11 201720182019202020212022202320242025202607/26 Revenue EPS

Quarterly figures, revenue up to 10 years back; EPS split-adjusted, early quarters hidden when not calibrable

P/E (TTM) over time
4Y median 19 7 32 58 20222023202420252026

P/E = close around day 47 after quarter-end ÷ TTM EPS then; this is a consistent valuation date, not the company’s actual filing date; loss quarters hidden

Quarterly free cash flow
-750M114M978M 20162017201820192020202120222023202420252026
Latest quarter $978M (2026-04-03)

FCF = operating cash flow − capex, computed from SEC XBRL; banks/insurers have no standard cash-flow structure and are hidden

As of 2026-07-03 · SEC filings (XBRL)

Email me the next update

2026 Q3 holdings are due 2026-11-16. We will email you when the refreshed lists are live.