# FUSION FUEL GREEN PLC (HTOO)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/HTOO/

- Reporting holders: 11
- Reported value: $104.5K
- Shares held by institutions: 39,433 of 2,288,291 outstanding
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [CITADEL ADVISORS LLC](https://holderbook.com/funds/1423053-citadel-advisors-llc/) | $93.7K | 35,364 | 0.0% | 1 |
| [UBS Group AG](https://holderbook.com/funds/1610520-ubs-group-ag/) | $7.7K | 2,911 | 0.0% | 4 |
| [MORGAN STANLEY](https://holderbook.com/funds/895421-morgan-stanley/) | $2.7K | 1,015 | 0.0% | 4 |
| [SBI Securities Co., Ltd.](https://holderbook.com/funds/1851815-sbi-securities-co-ltd/) | $262 | 99 | 0.0% | 5 |
| [Ameritas Advisory Services, LLC](https://holderbook.com/funds/1901275-ameritas-advisory-services-llc/) | $40 | 15 | 0.0% | 1 |
| [CREATIVE FINANCIAL DESIGNS INC /ADV](https://holderbook.com/funds/819864-creative-financial-designs-inc-adv/) | $29 | 11 | 0.0% | 4 |
| [NATIONAL BANK OF CANADA /FI/](https://holderbook.com/funds/926171-national-bank-of-canada-fi/) | $19 | 7 | 0.0% | 4 |
| [ASSETMARK, INC](https://holderbook.com/funds/1344551-assetmark-inc/) | $16 | 6 | 0.0% | 1 |
| [JONES FINANCIAL COMPANIES LLLP](https://holderbook.com/funds/815917-jones-financial-companies-lllp/) | $8 | 3 | 0.0% | 4 |
| [MERCER GLOBAL ADVISORS INC /ADV](https://holderbook.com/funds/853758-mercer-global-advisors-inc-adv/) | $3 | 1 | 0.0% | 1 |
| [GROUP ONE TRADING LLC](https://holderbook.com/funds/932540-group-one-trading-llc/) | $3 | 1 | 0.0% | 4 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 11 | $104.5K |
| Q1 2026 | 7 | $13.6K |
| Q4 2025 | 9 | $13.5K |
| Q3 2025 | 12 | $70.8K |
| Q2 2025 | 13 | $93.2K |
| Q1 2025 | 15 | $224.7K |
| Q4 2024 | 20 | $390.6K |
| Q3 2024 | 22 | $1.5M |
| Q2 2024 | 24 | $2.1M |
| Q1 2024 | 22 | $3.7M |
| Q4 2023 | 20 | $3.1M |
| Q3 2023 | 17 | $2.8M |