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Ken Griffin's Acuity Brands, Inc. (AYI) position

Yes: as of Q1 2026, Ken Griffin holds 1K shares of AYI worth an amount we cannot price (0.0% of the disclosed portfolio). Last quarter the position was reduced by 97.3%. First disclosed Q2 2021.
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Current value
an amount we cannot price
Shares held
1K
% of portfolio
0.0%
Est. average buy price (i)
$354.68
Quarter-end price
No quarter-end price available

Estimated trade prices

Average price in quarters with purchases
$214.24
Average prices in quarters with sales
  • Q3 2025: $318.84 (104K shares sold)
  • Q4 2024: $312.18 (100K shares sold)
  • Q2 2024: $255.67 (189K shares sold)
  • Q3 2023: $163.25 (779 shares sold)
  • Q1 2023: $184.57 (102K shares sold)
  • Q3 2022: $169.09 (124K shares sold)
  • Q2 2022: $169.56 (131K shares sold)
  • Q3 2021: $175.29 (100K shares sold)

AYI price vs Griffin's position

1Y 3Y 5Y MAX
Dates
$100$200$40020222023202420252026Sold 100K shares (33.9%) · Q3 2021. Average closing price $175.29 · Price range $161.81–$188.03100KsharessoldAdded 104K shares (53.6%) · Q4 2021. Average closing price $206.69 · Price range $173.79–$224.23104KsharespurchasedAdded 26K shares (8.8%) · Q1 2022. Average closing price $192.14 · Price range $171.84–$216.7026KsharespurchasedSold 131K shares (40.5%) · Q2 2022. Average closing price $169.56 · Price range $146.36–$191.12131KsharessoldSold 124K shares (64.3%) · Q3 2022. Average closing price $169.09 · Price range $153.51–$186.80124KsharessoldAdded 45K shares (65.8%) · Q4 2022. Average closing price $177.54 · Price range $157.21–$196.6145KsharespurchasedSold 102K shares (89.1%) · Q1 2023. Average closing price $184.57 · Price range $167.78–$200.08102KsharessoldAdded 50K shares (406.6%) · Q2 2023. Average closing price $159.68 · Price range $150.69–$183.3350KsharespurchasedSold 779 shares (1.2%) · Q3 2023. Average closing price $163.25 · Price range $156.91–$170.31779sharessoldAdded 49K shares (78.7%) · Q4 2023. Average closing price $180.62 · Price range $158.31–$205.7549KsharespurchasedAdded 105K shares (95.2%) · Q1 2024. Average closing price $242.19 · Price range $201.21–$269.25105KsharespurchasedSold 189K shares (87.4%) · Q2 2024. Average closing price $255.67 · Price range $237.53–$271.89189KsharessoldAdded 73K shares (267.1%) · Q3 2024. Average closing price $248.51 · Price range $222.88–$275.3973KsharespurchasedSold 100K shares (99.9%) · Q4 2024. Average closing price $312.18 · Price range $292.13–$333.45100KsharessoldAdded 106 shares (134.2%) · Q1 2025. Average closing price $302.42 · Price range $257.80–$337.07106sharespurchasedAdded 106K shares (over 1,000%) · Q2 2025. Average closing price $258.88 · Price range $223.31–$304.18106KsharespurchasedSold 104K shares (98.3%) · Q3 2025. Average closing price $318.84 · Price range $287.07–$344.52104KsharessoldAdded 47K shares (over 1,000%) · Q4 2025. Average closing price $358.27 · Price range $341.65–$370.4647KsharespurchasedSold 47K shares (97.3%) · Q1 2026. No market price available for this quarter47Ksharessold← Earlier —1 purchase
Average closing price · filing quarter
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Price range · filing quarter
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Reduced −47K – −97.3% 1K May 15, 2026
Q4 2025 Added +47K +$17M +2,667.4% 49K Feb 17, 2026
Q3 2025 Reduced −104K −$33M −98.3% 2K Nov 14, 2025
Q2 2025 Added +106K +$27M +57,132.4% 106K Aug 14, 2025
Q1 2025 Added +106 +$32K +134.2% 185 May 15, 2025
Q4 2024 Reduced −100K −$31M −99.9% 79 Feb 14, 2025
Q3 2024 Added +73K +$18M +267.1% 100K Nov 14, 2024
Q2 2024 Reduced −189K −$48M −87.4% 27K Aug 14, 2024
Q1 2024 Added +105K +$26M +95.2% 216K May 15, 2024
Q4 2023 Added +49K +$8.8M +78.7% 111K Feb 14, 2024
Q3 2023 Reduced −779 −$127K −1.2% 62K Nov 14, 2023
Q2 2023 Added +50K +$8.0M +406.6% 63K Aug 14, 2023
Q1 2023 Reduced −102K −$19M −89.1% 12K May 15, 2023
Q4 2022 Added +45K +$8.0M +65.8% 114K Feb 14, 2023
Q3 2022 Reduced −124K −$21M −64.3% 69K Nov 14, 2022
Q2 2022 Reduced −131K −$22M −40.5% 193K Aug 15, 2022
Q1 2022 Added +26K +$5.0M +8.8% 324K May 16, 2022
Q4 2021 Added +104K +$21M +53.6% 298K Feb 14, 2022
Q3 2021 Reduced −100K −$17M −33.9% 194K Nov 15, 2021
Q2 2021 New +293K +$53M – 293K Aug 16, 2021
Data through Q1 2026 · filed May 15, 2026
20 grouped rows from 20 quarters

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Common questions

Does Ken Griffin own AYI?

Yes. As of Q1 2026, Ken Griffin disclosed 1K shares of AYI, worth an amount we cannot price. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Ken Griffin buy AYI?

Ken Griffin first disclosed a AYI position in Q2 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 Ken Griffin sell AYI?

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

How many shares of AYI does Ken Griffin own?

Ken Griffin disclosed 1K shares of AYI as of Q1 2026. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Ken Griffin pay for AYI?

Ken Griffin's estimated average buy price for AYI is $354.68, 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.