HTOO — FUSION FUEL GREEN PLC
As of Q2 2026, 3 SEC-registered investment managers reported holding HTOO (FUSION FUEL GREEN PLC) in their latest 13F filings, with a combined reported value of $57.26K across 21.61K shares. That is +355.9% by share count (+16.87K shares) versus the previous quarter, while reported value moved +331.4%. Ownership is concentrated: the five largest holders account for 100.0% of reported value and the top ten for 100.0%.
Compared with the prior quarter, 1 opened new positions, 1 trimmed. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
HTOO is classified in the Technology sector.
All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.
| Fund | Quarter | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|---|
| D. E. Shaw & Co history | Q2 2022 | 13.10K | $85.00K | 0.00% | Reduce |
| Citadel Advisors history | Q2 2026 | 17.68K | $46.86K | 0.00% | New |
| JPMorgan Chase & Co history | Q3 2022 | 7.49K | $37.00K | 0.00% | Add |
| Goldman Sachs Group history | Q4 2023 | 17.99K | $20.15K | 0.00% | New |
| Renaissance Technologies history | Q2 2024 | 20.10K | $17.73K | 0.00% | Add |
| UBS Group AG history | Q2 2026 | 2.91K | $7.71K | 0.00% | Reduce |
| Morgan Stanley history | Q2 2026 | 1.01K | $2.69K | 0.00% | Hold |
| Wells Fargo & Co history | Q3 2025 | 26 | $116 | 0.00% | Reduce |
| Citigroup Inc history | Q4 2025 | 15 | $50 | 0.00% | Reduce |
| Bank of America Corp history | Q1 2025 | 1 | $0 | — | Reduce |
New Positions (Q2 2026)
- Citadel Advisors 17.68K sh · $46.86K
Fully Exited (vs previous quarter)
No tracked fund fully exited this quarter.
Fund Position History — shares by quarter (top 10 funds)
| Fund | Q3 2021 | Q4 2021 | Q1 2022 | Q2 2022 | Q3 2022 | Q4 2022 | Q1 2023 | Q2 2023 | Q3 2023 | Q4 2023 | Q1 2024 | Q2 2024 | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | Q4 2025 | Q1 2026 | Q2 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Citadel Advisors | 113.10K | 151.83K | 113.56K | 58.70K | 18.50K | 165.10K | 143.92K | 143.78K | 64.05K | 52.20K | 31.71K | 29.60K | 15.90K | 151.58K | 16.96K | — | — | — | — | 17.68K |
| UBS Group AG | 42.70K | 90.06K | 40.27K | 1.43K | 88.61K | 165.94K | 162.33K | 1.88K | 3.94K | 5.37K | 1.39K | 172.32K | 172.35K | 172.35K | 31.39K | 53.70K | 131 | 2.91K | 3.73K | 2.91K |
| Morgan Stanley | 179.80K | 60.00K | 62.58K | 61.84K | 7.78K | 3.96K | 5.44K | 3.38K | 3.22K | 3.14K | 14.78K | 19.70K | 18.37K | 18.16K | 18.46K | 18.46K | 273 | 1.01K | 1.01K | 1.01K |
| Citigroup Inc | 40.90K | 26.08K | 27.38K | 18.74K | 24.27K | 4.27K | 4.27K | 4.27K | 4.27K | 4.27K | 4.27K | 4.27K | 4.27K | 4.27K | — | — | 153 | 15 | — | — |
| Wells Fargo & Co | — | — | 879 | 879 | 1.88K | 1.88K | 3.38K | 3.38K | 3.38K | 3.38K | 3.38K | 3.38K | 3.38K | 879 | 879 | 879 | 26 | — | — | — |
| JPMorgan Chase & Co | — | — | 5.56K | 2.93K | 7.49K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goldman Sachs Group | — | — | — | — | — | — | — | — | — | 17.99K | — | — | — | — | — | — | — | — | — | — |
| Renaissance Technologies | — | — | — | 21.60K | 21.20K | 28.90K | 76.39K | 28.60K | 24.90K | 25.30K | 17.95K | 20.10K | — | — | — | — | — | — | — | — |
| Bank of America Corp | 13.84K | 1 | 2.60K | 6.53K | 3.91K | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1.00K | 1 | — | — | — | — | — |
| D. E. Shaw & Co | — | — | 24.44K | 13.10K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
▲ Bought Low (fund opened/added, stock rose ≥5% next quarter) ▼ Sold High (fund reduced, stock fell ≥5% next quarter)
Drag / scroll to zoom · Default shows the most recent year · Annotations come from quarterly fund actions in 13F filings · Hover a marker for details