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Jeremy Grantham's PTC Inc. (PTC) position

Yes: as of Q1 2026, Jeremy Grantham holds 212K shares of PTC worth $30M (0.1% of the disclosed portfolio). Last quarter the position was increased by 18.2%. First disclosed Q4 2025.
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Current value
$30M
Shares held
212K
% of portfolio
0.1%
Est. average buy price (i)
$181.57
Quarter-end price
$140.81

Estimated trade prices

Average price in quarters with purchases
$181.57

PTC price vs Grantham's position

1Y 3Y 5Y MAX
Dates
$100$150$200$25020222023202420252026New position of 180K shares · Q4 2025. Average closing price $185.88 · Price range $169.81–$205.87180KsharespurchasedAdded 33K shares (18.2%) · Q1 2026. Average closing price $157.89 · Price range $140.34–$175.4133Ksharespurchased
Average closing price · filing quarter
$157.89
Price range · filing quarter
$140.34 – $175.41
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Added +33K +$5.2M +18.2% 212K May 14, 2026
Q4 2025 New +180K +$33M – 180K Feb 17, 2026
Data through Q1 2026 · filed May 14, 2026
2 grouped rows from 2 quarters

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Common questions

Does Jeremy Grantham own PTC?

Yes. As of Q1 2026, Jeremy Grantham disclosed 212K shares of PTC, worth $30M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Jeremy Grantham buy PTC?

Jeremy Grantham first disclosed a PTC position in Q4 2025; 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 PTC?

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

How many shares of PTC does Jeremy Grantham own?

Jeremy Grantham disclosed 212K shares of PTC 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 PTC?

Jeremy Grantham's estimated average buy price for PTC is $181.57, 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.