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Joel Greenblatt's SES AI Corporation (SES) position

Yes: as of Q1 2026, Joel Greenblatt holds 11K shares of SES worth $11K (0.0% of the disclosed portfolio). Last quarter the position was unchanged. First disclosed Q2 2025.
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Current value
$11K
Shares held
11K
% of portfolio
0.0%
Est. average buy price (i)
$1.70
est. since Q1 2026
Quarter-end price
$0.96

Estimated trade prices

Average price in quarters with purchases
$0.84
Average prices in quarters with sales
  • Q4 2025: $2.24 (15K shares sold)
  • Q3 2025: $1.20 (17K shares sold)

SES price vs Greenblatt's position

1Y 3Y 5Y MAX
Dates
$0.3$5$10$1520222023202420252026New position of 47K shares · Q2 2025. Average closing price $0.84 · Price range $0.51–$1.0547KsharespurchasedSold 17K shares (36.2%) · Q3 2025. Average closing price $1.20 · Price range $0.84–$1.9017KsharessoldSold 15K shares (51.2%) · Q4 2025. Average closing price $2.24 · Price range $1.75–$3.5415Ksharessold
Average closing price · filing quarter
$2.24
Price range · filing quarter
$1.75 – $3.54
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 First covered – – – 11K May 15, 2026
Q4 2025 Reduced −15K −$34K −51.2% 15K Feb 17, 2026
Q3 2025 Reduced −17K −$20K −36.2% 30K Nov 14, 2025
Q2 2025 New +47K +$40K – 47K Aug 14, 2025
Data through Q1 2026 · filed May 15, 2026
4 grouped rows from 4 quarters

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Common questions

Does Joel Greenblatt own SES?

Yes. As of Q1 2026, Joel Greenblatt disclosed 11K shares of SES, worth $11K. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Joel Greenblatt buy SES?

Joel Greenblatt first disclosed a SES position in Q2 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 Joel Greenblatt sell SES?

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

How many shares of SES does Joel Greenblatt own?

Joel Greenblatt disclosed 11K shares of SES as of Q1 2026. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Joel Greenblatt pay for SES?

Joel Greenblatt began building the SES 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.