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Jeremy Grantham's Western Digital Corporation (WDC) position

Not anymore: Jeremy Grantham fully exited WDC in Q4 2023. The position peaked at $23M in Q2 2021.
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Value at exit
$18M
Shares at exit
518K
Est. average buy price (i)
$43.15
est. since Q1 2021
Quarter-end price
$34.48

Estimated trade prices

Average price in quarters with purchases
$40.86
Average prices in quarters with sales
  • Q3 2023: $31.54 (104K shares sold)
  • Q2 2023: $27.81 (47K shares sold)
  • Q1 2023: $29.33 (40K shares sold)
  • Q3 2021: $47.49 (36K shares sold)

WDC price vs Grantham's position

1Y 3Y 5Y MAX
Dates
$20$500$1,00020222023202420252026Sold 36K shares (8.4%) · Q3 2021. Average closing price $47.49 · Price range $41.91–$53.5736KsharessoldAdded 9K shares (2.2%) · Q4 2021. Average closing price $43.44 · Price range $39.51–$49.979KsharespurchasedAdded 117K shares (29.3%) · Q1 2022. Average closing price $41.04 · Price range $33.60–$51.10117KsharespurchasedAdded 10K shares (1.9%) · Q2 2022. Average closing price $40.15 · Price range $33.87–$47.5010KsharespurchasedAdded 176K shares (33.2%) · Q3 2022. Average closing price $33.19 · Price range $24.32–$38.29176KsharespurchasedAdded 5K shares (0.7%) · Q4 2022. Average closing price $26.37 · Price range $22.83–$30.045KsharespurchasedSold 40K shares (5.7%) · Q1 2023. Average closing price $29.33 · Price range $23.73–$33.9840KsharessoldSold 47K shares (7.1%) · Q2 2023. Average closing price $27.81 · Price range $24.25–$31.0447KsharessoldSold 104K shares (16.8%) · Q3 2023. Average closing price $31.54 · Price range $28.23–$34.73104Ksharessold← Earlier —1 purchase
Average closing price · filing quarter
$31.54
Price range · filing quarter
$28.23 – $34.73
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q4 2023 Exited −518K −$18M −100.0% 0 Feb 13, 2024
Q3 2023 Reduced −104K −$3.3M −16.8% 518K Nov 13, 2023
Q2 2023 Reduced −47K −$1.3M −7.1% 622K Aug 14, 2023
Q1 2023 Reduced −40K −$1.2M −5.7% 669K May 12, 2023
Q4 2022 Added +5K +$137K +0.7% 710K Feb 13, 2023
Q3 2022 Added +176K +$5.8M +33.2% 704K Nov 10, 2022
Q2 2022 Added +10K +$401K +1.9% 529K Aug 12, 2022
Q1 2022 Added +117K +$4.8M +29.3% 519K May 13, 2022
Q4 2021 Added +9K +$377K +2.2% 401K Feb 11, 2022
Q3 2021 Reduced −36K −$1.7M −8.4% 392K Nov 12, 2021
Q2 2021 Added +105K +$5.7M +32.5% 428K Aug 12, 2021
Q1 2021 First covered – – – 323K May 13, 2021
Data through Q4 2023 · filed Feb 13, 2024
12 grouped rows from 12 quarters

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Apple Inc.(AAPL)
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Common questions

Does Jeremy Grantham own WDC?

Not currently. Jeremy Grantham fully exited WDC in Q4 2023, and the complete history is above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Jeremy Grantham buy WDC?

Jeremy Grantham held WDC since at least Q1 2021, when this filing coverage begins; the opening snapshot is not a disclosed purchase. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

Did Jeremy Grantham sell WDC?

Yes. Jeremy Grantham reduced and then fully exited WDC by Q4 2023; the reductions are in the table above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How many shares of WDC does Jeremy Grantham own?

None as of the latest filing: Jeremy Grantham has exited WDC. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Jeremy Grantham pay for WDC?

Jeremy Grantham began building the WDC position before our 13F history starts, so an exact average buy price cannot be estimated without understating it. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How are the estimated trade prices calculated?

13F filings disclose quarter-end holdings, not trade dates or execution prices. These estimates use each covered quarter's average market price; the add average excludes the opening position and quarters without price data. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.