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Ken Griffin's H2O America (HTO) position

Yes: as of Q1 2026, Ken Griffin holds 416K shares of HTO worth an amount we cannot price (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
an amount we cannot price
Shares held
416K
% of portfolio
0.0%
Quarter-end price
No quarter-end price available

Average buy price is hidden here because at least one covered purchase quarter has no usable local mean price.

HTO price vs Griffin's position

Dates
← Earlier —10 purchases, 6 sells60626466
Average closing price · filing quarter
Price range · filing quarter

Every quarterly change

Every quarterly change
Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Added· Q1 2026 +350K
Quarter Q1 2026 Δ Own +529.7% Shares held 416K Filing date May 15, 2026
Q1 2026 Added· Q1 2026 +350K +529.7% 416K May 15, 2026
Added· Q4 2025 +27K
Quarter Q4 2025 Δ Own +70.2% Shares held 66K Filing date Feb 17, 2026
Q4 2025 Added· Q4 2025 +27K +70.2% 66K Feb 17, 2026
Added· Q3 2025 +26K
Quarter Q3 2025 Δ Own +194.7% Shares held 39K Filing date Nov 14, 2025
Q3 2025 Added· Q3 2025 +26K +194.7% 39K Nov 14, 2025
Reduced· Q2 2025 −4K
Quarter Q2 2025 Δ Own −22.9% Shares held 13K Filing date Aug 14, 2025
Q2 2025 Reduced· Q2 2025 −4K −22.9% 13K Aug 14, 2025
Reduced· Q1 2025 −7K
Quarter Q1 2025 Δ Own −29.8% Shares held 17K Filing date May 15, 2025
Q1 2025 Reduced· Q1 2025 −7K −29.8% 17K May 15, 2025
Reduced· Q4 2024 −22K
Quarter Q4 2024 Δ Own −47.9% Shares held 24K Filing date Feb 14, 2025
Q4 2024 Reduced· Q4 2024 −22K −47.9% 24K Feb 14, 2025
Reduced· Q3 2024 −84K
Quarter Q3 2024 Δ Own −64.2% Shares held 47K Filing date Nov 14, 2024
Q3 2024 Reduced· Q3 2024 −84K −64.2% 47K Nov 14, 2024
Added· Q2 2024 +96K
Quarter Q2 2024 Δ Own +282.2% Shares held 131K Filing date Aug 14, 2024
Q2 2024 Added· Q2 2024 +96K +282.2% 131K Aug 14, 2024
Added· Q1 2024 +30K
Quarter Q1 2024 Δ Own +718.9% Shares held 34K Filing date May 15, 2024
Q1 2024 Added· Q1 2024 +30K +718.9% 34K May 15, 2024
New· Q4 2023 +4K
Quarter Q4 2023 Shares held 4K Filing date Feb 14, 2024
Q4 2023 New· Q4 2023 +4K 4K Feb 14, 2024
New· Q2 2023 +13K
Quarter Q2 2023 Shares held 13K Filing date Aug 14, 2023
Q2 2023 New· Q2 2023 +13K 13K Aug 14, 2023
Added· Q4 2022 +39K
Quarter Q4 2022 Δ Own +318.4% Shares held 51K Filing date Feb 14, 2023
Q4 2022 Added· Q4 2022 +39K +318.4% 51K Feb 14, 2023
Reduced· Q3 2022 −34K
Quarter Q3 2022 Δ Own −73.7% Shares held 12K Filing date Nov 14, 2022
Q3 2022 Reduced· Q3 2022 −34K −73.7% 12K Nov 14, 2022
Added· Q2 2022 +25K
Quarter Q2 2022 Δ Own +115.9% Shares held 46K Filing date Aug 15, 2022
Q2 2022 Added· Q2 2022 +25K +115.9% 46K Aug 15, 2022
Reduced· Q1 2022 −28K
Quarter Q1 2022 Δ Own −57.1% Shares held 21K Filing date May 16, 2022
Q1 2022 Reduced· Q1 2022 −28K −57.1% 21K May 16, 2022
Data through Q1 2026 · filed May 15, 2026
15 of 17

More Griffin positions

Common questions

Does Ken Griffin own HTO?

Yes. As of Q1 2026, Ken Griffin disclosed 416K shares of HTO, 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 HTO?

Ken Griffin held HTO 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 Ken Griffin sell HTO?

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

How many shares of HTO does Ken Griffin own?

Ken Griffin disclosed 416K shares of HTO 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 HTO?

Ken Griffin began building the HTO 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.