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Jim Simons's Glaukos Corporation (GKOS) position

Yes: as of Q1 2026, Jim Simons holds 119K shares of GKOS worth $13M (0.0% of the disclosed portfolio). Held since at least Q1 2021; that opening coverage snapshot is not counted as a purchase.
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Current value
$13M
Shares held
119K
% of portfolio
0.0%
Est. average buy price (i)
$112.54
Quarter-end price
$107.66

Estimated trade prices

Average price in quarters with purchases
$76.94
Average prices in quarters with sales
  • Q3 2024: $124.44 (84K shares sold)
  • Q2 2024: $106.17 (36K shares sold)
  • Q1 2024: $89.35 (8K shares sold)
  • Q1 2023: $48.59 (10K shares sold)
  • Q4 2022: $49.32 (66K shares sold)
  • Q1 2022: $52.91 (111K shares sold)
  • Q4 2021: $46.16 (224K shares sold)

GKOS price vs Simons's position

1Y 3Y 5Y MAX
Dates
$40$100$150$20020222023202420252026Added 187K shares (93.4%) · Q3 2021. Average closing price $55.46 · Price range $47.43–$84.23187KsharespurchasedSold 224K shares (58.0%) · Q4 2021. Average closing price $46.16 · Price range $40.27–$56.99224KsharessoldSold 111K shares (68.6%) · Q1 2022. Average closing price $52.91 · Price range $44.33–$57.82111KsharessoldAdded 23K shares (45.8%) · Q2 2022. Average closing price $47.46 · Price range $34.86–$63.7723KsharespurchasedAdded 29K shares (38.5%) · Q3 2022. Average closing price $51.61 · Price range $46.84–$58.4929KsharespurchasedSold 66K shares (64.4%) · Q4 2022. Average closing price $49.32 · Price range $40.82–$57.7566KsharessoldSold 10K shares (26.0%) · Q1 2023. Average closing price $48.59 · Price range $43.88–$52.4810KsharessoldAdded 13K shares (46.3%) · Q2 2023. Average closing price $57.40 · Price range $45.44–$71.2113KsharespurchasedAdded 4K shares (9.3%) · Q3 2023. Average closing price $74.68 · Price range $69.23–$79.094KsharespurchasedAdded 122K shares (281.0%) · Q4 2023. Average closing price $68.19 · Price range $59.53–$85.11122KsharespurchasedSold 8K shares (4.6%) · Q1 2024. Average closing price $89.35 · Price range $76.40–$96.338KsharessoldSold 36K shares (22.8%) · Q2 2024. Average closing price $106.17 · Price range $89.48–$118.3536KsharessoldSold 84K shares (68.8%) · Q3 2024. Average closing price $124.44 · Price range $113.62–$135.3984KsharessoldAdded 12K shares (30.6%) · Q4 2024. Average closing price $137.76 · Price range $126.42–$152.6712KsharespurchasedNew position of 58K shares · Q3 2025. Average closing price $91.83 · Price range $79.92–$106.5558KsharespurchasedNew position of 119K shares · Q1 2026. Average closing price $112.54 · Price range $97.02–$125.90119Ksharespurchased← Earlier —1 purchase
Average closing price · filing quarter
$112.54
Price range · filing quarter
$97.02 – $125.90
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 New +119K +$13M – 119K May 14, 2026
Q3 2025 New +58K +$5.3M – 58K Nov 13, 2025
Q4 2024 Added +12K +$1.6M +30.6% 50K Feb 13, 2025
Q3 2024 Reduced −84K −$10M −68.8% 38K Nov 13, 2024
Q2 2024 Reduced −36K −$3.8M −22.8% 122K Aug 9, 2024
Q1 2024 Reduced −8K −$688K −4.6% 158K May 13, 2024
Q4 2023 Added +122K +$8.3M +281.0% 166K Feb 13, 2024
Q3 2023 Added +4K +$276K +9.3% 43K Nov 14, 2023
Q2 2023 Added +13K +$723K +46.3% 40K Aug 11, 2023
Q1 2023 Reduced −10K −$465K −26.0% 27K May 12, 2023
Q4 2022 Reduced −66K −$3.3M −64.4% 37K Feb 13, 2023
Q3 2022 Added +29K +$1.5M +38.5% 103K Nov 14, 2022
Q2 2022 Added +23K +$1.1M +45.8% 74K Aug 12, 2022
Q1 2022 Reduced −111K −$5.9M −68.6% 51K May 13, 2022
Q4 2021 Reduced −224K −$10M −58.0% 162K Feb 11, 2022
Q3 2021 Added +187K +$10M +93.4% 387K Nov 12, 2021
Q2 2021 Added +184K +$15M +1,159.1% 200K Aug 13, 2021
Q1 2021 First covered – – – 16K May 13, 2021
Data through Q1 2026 · filed May 14, 2026
18 grouped rows from 18 quarters

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Common questions

Does Jim Simons own GKOS?

Yes. As of Q1 2026, Jim Simons disclosed 119K shares of GKOS, worth $13M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Jim Simons buy GKOS?

Jim Simons held GKOS 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 Jim Simons sell GKOS?

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

How many shares of GKOS does Jim Simons own?

Jim Simons disclosed 119K shares of GKOS as of Q1 2026. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Jim Simons pay for GKOS?

Jim Simons's estimated average buy price for GKOS is $112.54, 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.