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Joel Greenblatt's ADT Inc. (ADT) position

Yes: as of Q1 2026, Joel Greenblatt holds 923K shares of ADT worth $6.1M (0.0% of the disclosed portfolio). Last quarter the position was reduced by 43.6%. First disclosed Q2 2022.
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Current value
$6.1M
Shares held
923K
% of portfolio
0.0%
Est. average buy price (i)
$7.68
Quarter-end price
$6.57

Estimated trade prices

Average price in quarters with purchases
$7.60
Average prices in quarters with sales
  • Q1 2026: $7.51 (714K shares sold)
  • Q1 2025: $7.55 (21K shares sold)
  • Q4 2023: $6.23 (137K shares sold)

ADT price vs Greenblatt's position

1Y 3Y 5Y MAX
Dates
$4$6$8$10$1220222023202420252026New position of 11K shares · Q2 2022. Average closing price $6.97 · Price range $6.15–$7.7411KsharespurchasedNew position of 45K shares · Q4 2022. Average closing price $8.89 · Price range $7.78–$9.8645KsharespurchasedAdded 92K shares (205.1%) · Q1 2023. Average closing price $8.15 · Price range $6.94–$9.7992KsharespurchasedAdded 168K shares (122.4%) · Q2 2023. Average closing price $6.26 · Price range $5.13–$7.16168KsharespurchasedAdded 212K shares (69.6%) · Q3 2023. Average closing price $6.23 · Price range $5.82–$6.71212KsharespurchasedSold 137K shares (26.5%) · Q4 2023. Average closing price $6.23 · Price range $5.58–$6.88137KsharessoldAdded 85K shares (22.3%) · Q1 2024. Average closing price $6.64 · Price range $6.12–$7.4785KsharespurchasedAdded 82K shares (17.6%) · Q2 2024. Average closing price $6.93 · Price range $6.16–$7.7882KsharespurchasedAdded 108K shares (19.7%) · Q3 2024. Average closing price $7.34 · Price range $6.87–$7.90108KsharespurchasedAdded 202K shares (30.9%) · Q4 2024. Average closing price $7.28 · Price range $6.71–$8.14202KsharespurchasedSold 21K shares (2.4%) · Q1 2025. Average closing price $7.55 · Price range $6.87–$8.2321KsharessoldAdded 199K shares (23.9%) · Q2 2025. Average closing price $8.19 · Price range $7.54–$8.60199KsharespurchasedAdded 367K shares (35.5%) · Q3 2025. Average closing price $8.58 · Price range $8.27–$8.85367KsharespurchasedAdded 237K shares (16.9%) · Q4 2025. Average closing price $8.31 · Price range $7.80–$8.84237KsharespurchasedSold 714K shares (43.6%) · Q1 2026. Average closing price $7.51 · Price range $6.38–$8.28714Ksharessold
Average closing price · filing quarter
$7.51
Price range · filing quarter
$6.38 – $8.28
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Reduced −714K −$5.4M −43.6% 923K May 15, 2026
Q4 2025 Added +237K +$2.0M +16.9% 1.6M Feb 17, 2026
Q3 2025 Added +367K +$3.1M +35.5% 1.4M Nov 14, 2025
Q2 2025 Added +199K +$1.6M +23.9% 1.0M Aug 14, 2025
Q1 2025 Reduced −21K −$156K −2.4% 834K May 15, 2025
Q4 2024 Added +202K +$1.5M +30.9% 855K Feb 14, 2025
Q3 2024 Added +108K +$790K +19.7% 653K Nov 14, 2024
Q2 2024 Added +82K +$566K +17.6% 546K Aug 14, 2024
Q1 2024 Added +85K +$561K +22.3% 464K May 15, 2024
Q4 2023 Reduced −137K −$853K −26.5% 379K Feb 14, 2024
Q3 2023 Added +212K +$1.3M +69.6% 516K Nov 14, 2023
Q2 2023 Added +168K +$1.0M +122.4% 304K Aug 14, 2023
Q1 2023 Added +92K +$750K +205.1% 137K May 15, 2023
Q4 2022 New +45K +$399K – 45K Feb 14, 2023
Q2 2022 New +11K +$79K – 11K Aug 15, 2022
Data through Q1 2026 · filed May 15, 2026
15 grouped rows from 15 quarters

More Greenblatt positions

Apple Inc.(AAPL)
$727M
2.2% of portfolio

NVIDIA Corporation(NVDA)
$715M
2.2% of portfolio

Amazon.com, Inc.(AMZN)
$163M
0.5% of portfolio

Alphabet Inc.(GOOGL)
$155M
0.5% of portfolio

Snowflake Inc.(SNOW)
$150M
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Common questions

Does Joel Greenblatt own ADT?

Yes. As of Q1 2026, Joel Greenblatt disclosed 923K shares of ADT, worth $6.1M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Joel Greenblatt buy ADT?

Joel Greenblatt first disclosed a ADT position in Q2 2022; 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 ADT?

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

How many shares of ADT does Joel Greenblatt own?

Joel Greenblatt disclosed 923K shares of ADT 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 ADT?

Joel Greenblatt's estimated average buy price for ADT is $7.68, 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.