Save your place

Sign in to WhoBought

Please try again later.

Jeremy Grantham's Magna International Inc. (MGA) position

Yes: as of Q1 2026, Jeremy Grantham holds 1.2M shares of MGA worth $68M (0.2% of the disclosed portfolio). Held since at least Q1 2021; that opening coverage snapshot is not counted as a purchase.
View full portfolio →
Current value
$68M
Shares held
1.2M
% of portfolio
0.2%
Est. average buy price (i)
$49.40
est. since Q1 2021
Quarter-end price
$55.81

Estimated trade prices

Average price in quarters with purchases
$50.18
Average prices in quarters with sales
  • Q2 2025: $35.31 (348K shares sold)
  • Q1 2024: $55.17 (46K shares sold)
  • Q4 2023: $53.93 (120K shares sold)
  • Q3 2023: $58.26 (40K shares sold)
  • Q1 2023: $57.88 (239K shares sold)
  • Q4 2021: $81.36 (6K shares sold)
  • Q2 2021: $95.32 (3K shares sold)

MGA price vs Grantham's position

Dates
$40$60$802026Added 25K shares (3.1%) · Q3 2025. Average closing price $44.07 · Price range $40.03–$47.3825KsharespurchasedAdded 293K shares (35.6%) · Q4 2025. Average closing price $48.87 · Price range $43.54–$55.13293KsharespurchasedAdded 99K shares (8.8%) · Q1 2026. Average closing price $57.11 · Price range $51.14–$68.7399Ksharespurchased← Earlier —10 purchases, 7 sells
Average closing price · filing quarter
$57.11
Price range · filing quarter
$51.14 – $68.73

Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Added +99K +$5.6M +8.8% 1.2M May 14, 2026
Q4 2025 Added +293K +$14M +35.6% 1.1M Feb 17, 2026
Q3 2025 Added +25K +$1.1M +3.1% 824K Nov 13, 2025
Q2 2025 Reduced −348K −$12M −30.3% 800K Aug 13, 2025
Q1 2025 Added +102K +$3.9M +9.7% 1.1M May 14, 2025
Q4 2024 Added +80K +$3.4M +8.3% 1.0M Feb 13, 2025
Q3 2024 Added +502K +$21M +108.3% 966K Nov 13, 2024
Q2 2024 Added +204K +$9.5M +78.7% 464K Aug 13, 2024
Q1 2024 Reduced −46K −$2.5M −15.1% 259K May 14, 2024
Q4 2023 Reduced −120K −$6.5M −28.2% 305K Feb 13, 2024
Q3 2023 Reduced −40K −$2.3M −8.5% 426K Nov 13, 2023
Q2 2023 Added +53K +$2.8M +12.8% 465K Aug 14, 2023
Q1 2023 Reduced −239K −$14M −36.7% 412K May 12, 2023
Q4 2022 Added +62K +$3.5M +10.6% 651K Feb 13, 2023
Q3 2022 Added +86K +$5.0M +17.1% 589K Nov 10, 2022
Q2 2022 Added +121K +$7.4M +31.6% 503K Aug 12, 2022
Q1 2022 Added +13K +$992K +3.6% 382K May 13, 2022
Q4 2021 Reduced −6K −$529K −1.7% 369K Feb 11, 2022
Q3 2021 Added +115K +$9.5M +44.3% 375K Nov 12, 2021
Q2 2021 Reduced −3K −$298K −1.2% 260K Aug 12, 2021
Q1 2021 First covered 263K May 13, 2021
Data through Q1 2026 · filed May 14, 2026
21 grouped rows from 21 quarters

More Grantham positions

Common questions

Does Jeremy Grantham own MGA?

Yes. As of Q1 2026, Jeremy Grantham disclosed 1.2M shares of MGA, worth $68M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Jeremy Grantham buy MGA?

Jeremy Grantham held MGA 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 MGA?

The quarter-by-quarter table above shows each sale and reduction Jeremy Grantham disclosed in MGA. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How many shares of MGA does Jeremy Grantham own?

Jeremy Grantham disclosed 1.2M shares of MGA as of Q1 2026. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Jeremy Grantham pay for MGA?

Jeremy Grantham began building the MGA 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.