11 institutions reported holding $57,638 of Fusion Fuel Green PLC A (HTOO) in SEC 13F filings for 2026-06-30. Largest institutional holders: CITADEL ADVISORS LLC ($46,857), UBS Group AG ($7,714), MORGAN STANLEY ($2,690), SBI Securities Co., Ltd. ($262), Ameritas Advisory Services, LLC ($40). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | CITADEL ADVISORS LLC | $46,857 | 17,682 | New |
| 2 | UBS Group AG | $7,714 | 2,911 | Trimmed |
| 3 | MORGAN STANLEY | $2,690 | 1,015 | Hold |
| 4 | SBI Securities Co., Ltd. | $262 | 99 | Hold |
| 5 | Ameritas Advisory Services, LLC | $40 | 15 | New |
| 6 | CREATIVE FINANCIAL DESIGNS INC /ADV | $29 | 11 | Hold |
| 7 | NATIONAL BANK OF CANADA /FI/ | $19 | 7 | Hold |
| 8 | ASSETMARK, INC | $16 | 6 | New |
| 9 | JONES FINANCIAL COMPANIES LLLP | $8 | 3 | Hold |
| 10 | GROUP ONE TRADING LLC | $3 | 1 | Hold |
| 11 | Royal Bank of Canada | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30