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Jeremy Grantham's Mueller Water Products, Inc. (MWA) position

Not anymore: Jeremy Grantham fully exited MWA in Q1 2026. The position peaked at $8.9M in Q1 2022.
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Value at exit
$278K
Shares at exit
12K
Est. average buy price (i)
$24.78
Quarter-end price
$23.82

Estimated trade prices

Average price in quarters with purchases
$13.86
Average prices in quarters with sales
  • Q2 2024: $17.20 (10K shares sold)
  • Q1 2024: $14.88 (63K shares sold)
  • Q4 2023: $13.22 (28K shares sold)
  • Q3 2023: $14.40 (125K shares sold)
  • Q2 2023: $14.22 (2K shares sold)
  • Q1 2023: $13.02 (142K shares sold)
  • Q3 2022: $11.64 (265K shares sold)

MWA price vs Grantham's position

1Y 3Y 5Y MAX
Dates
$10$15$20$25$30$3520222023202420252026New position of 340K shares · Q4 2021. Average closing price $15.03 · Price range $13.41–$17.36340KsharespurchasedAdded 350K shares (102.9%) · Q1 2022. Average closing price $12.91 · Price range $12.12–$14.25350KsharespurchasedAdded 63K shares (9.2%) · Q2 2022. Average closing price $12.04 · Price range $10.94–$13.1163KsharespurchasedSold 265K shares (35.1%) · Q3 2022. Average closing price $11.64 · Price range $10.02–$13.12265KsharessoldAdded 29K shares (6.0%) · Q4 2022. Average closing price $11.16 · Price range $10.33–$11.7529KsharespurchasedSold 142K shares (27.4%) · Q1 2023. Average closing price $13.02 · Price range $10.83–$14.12142KsharessoldSold 2K shares (0.5%) · Q2 2023. Average closing price $14.22 · Price range $12.95–$16.232KsharessoldSold 125K shares (33.2%) · Q3 2023. Average closing price $14.40 · Price range $12.42–$16.54125KsharessoldSold 28K shares (11.3%) · Q4 2023. Average closing price $13.22 · Price range $12.21–$14.7628KsharessoldSold 63K shares (28.3%) · Q1 2024. Average closing price $14.88 · Price range $13.59–$16.1263KsharessoldSold 10K shares (6.6%) · Q2 2024. Average closing price $17.20 · Price range $15.15–$19.2710KsharessoldNew position of 12K shares · Q4 2025. Average closing price $24.78 · Price range $22.91–$26.0612Ksharespurchased
Average closing price · filing quarter
$24.78
Price range · filing quarter
$22.91 – $26.06
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Exited −12K −$324K −100.0% 0 May 14, 2026
Q4 2025 New +12K +$289K – 12K Feb 17, 2026
Q2 2024 Reduced −10K −$181K −6.6% 149K Aug 13, 2024
Q1 2024 Reduced −63K −$936K −28.3% 159K May 14, 2024
Q4 2023 Reduced −28K −$374K −11.3% 222K Feb 13, 2024
Q3 2023 Reduced −125K −$1.8M −33.2% 250K Nov 13, 2023
Q2 2023 Reduced −2K −$27K −0.5% 375K Aug 14, 2023
Q1 2023 Reduced −142K −$1.8M −27.4% 377K May 12, 2023
Q4 2022 Added +29K +$327K +6.0% 519K Feb 13, 2023
Q3 2022 Reduced −265K −$3.1M −35.1% 490K Nov 10, 2022
Q2 2022 Added +63K +$763K +9.2% 754K Aug 12, 2022
Q1 2022 Added +350K +$4.5M +102.9% 691K May 13, 2022
Q4 2021 New +340K +$5.1M – 340K Feb 11, 2022
Data through Q1 2026 · filed May 14, 2026
13 grouped rows from 13 quarters

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Common questions

Does Jeremy Grantham own MWA?

Not currently. Jeremy Grantham fully exited MWA in Q1 2026, 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 MWA?

Jeremy Grantham first disclosed a MWA position in Q4 2021; every quarterly buy and sell since is in the table above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

Did Jeremy Grantham sell MWA?

Yes. Jeremy Grantham reduced and then fully exited MWA by Q1 2026; 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 MWA does Jeremy Grantham own?

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

What price did Jeremy Grantham pay for MWA?

Jeremy Grantham's estimated average buy price for MWA is $24.78, from quarter-average prices weighted by the shares added each quarter. 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.