Who Owns Fusion Fuel Green PLC (HTOO)?Hedge Fund & Institutional Holders
Institutional Holders
14
as of Q4 2025
Total Institutional Value
$40004000000.0T
% of Float Held
1.0024307361414392e+25%
QoQ Change in Holders
+2 / -5
Price History
HTOO — Biggest New Institutional Buyers This Quarter
| Fund | Action | Shares Added | Value Added |
|---|---|---|---|
| UBS Group AG | Increased | +2K | +$7.4M |
| SBI Securities Co., Ltd. | New Position | +99 | +$0 |
| JONES FINANCIAL COMPANIES LLLP | New Position | +3 | +$0 |
| MORGAN STANLEY | Increased | +742 | +$-1K |
HTOO — Institutions Reducing or Closing Positions
| Fund | Action | Shares Sold | Value Sold |
|---|---|---|---|
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Closed Position | -80K | -$1.9M |
| CITADEL ADVISORS LLC | Closed Position | -33K | -$882K |
| CITIGROUP INC | Decreased | -138 | -$681K |
| Tower Research Capital LLC (TRC) | Closed Position | -100 | -$445K |
| TWO SIGMA SECURITIES, LLC | Closed Position | -12K | -$280K |
| WELLS FARGO & COMPANY/MN | Closed Position | -26 | -$116K |
Top Institutional Holders(Q4 2025)
| # | Fund | Shares | Value | % of Portfolio | Type |
|---|---|---|---|---|---|
| 1 | UBS Group AG | 1,368 | $4.0M | 0.00% | Share |
| 2 | UBS Group AG | 1,445 | $4.0M | 0.00% | Share |
| 3 | UBS Group AG | 34 | $0 | 0.00% | Share |
| 4 | JONES FINANCIAL COMPANIES LLLP | 3 | $0 | 0.00% | Share |
| 5 | CITIGROUP INC | 15 | $0 | 0.00% | Share |
| 6 | CIBC Private Wealth Group LLC | 7 | $0 | 0.00% | Share |
| 7 | CREATIVE FINANCIAL DESIGNS INC /ADV | 11 | $0 | 0.00% | Share |
| 8 | SBI Securities Co., Ltd. | 99 | $0 | 0.00% | Share |
| 9 | UBS Group AG | 64 | $0 | 0.00% | Share |
| 10 | GROUP ONE TRADING LLC | 1 | $0 | 0.00% | Share |
| 11 | NATIONAL BANK OF CANADA /FI/ | 7 | $0 | 0.00% | Share |
| 12 | MORGAN STANLEY | 15 | $0 | 0.00% | Share |
| 13 | MORGAN STANLEY | 1,000 | $0 | 0.00% | Share |
| 14 | ROYAL BANK OF CANADA | 28 | $0 | 0.00% | Share |
HTOO Institutional Ownership History
| Quarter | Holders | Total Value | Change |
|---|---|---|---|
| Q4 2025 | 10 | $8.0M | -3 |
| Q3 2025 | 13 | $4.9M | -2 |
| Q2 2025 | 15 | $64.8M | -2 |
| Q1 2025 | 17 | $47.3M | -5 |
| Q4 2024 | 22 | $251.7M | +2 |
| Q3 2024 | 20 | $459.8M | +0 |
| Q2 2024 | 20 | $296.0M | +1 |
| Q1 2024 | 19 | $163.2T | — |
Similar Stocks by Institutional Ownership
As of Q4 2025, 14 institutional investors hold HTOO (Fusion Fuel Green PLC). The largest holder is UBS Group AG with $4.0M in shares. This quarter, 2 institutions opened new positions and 5 closed their positions.
Frequently Asked Questions
How many hedge funds own HTOO?
As of Q4 2025, 14 institutional investors report holding HTOO (Fusion Fuel Green PLC) in their 13F filings.
Who is the largest institutional holder of HTOO?
The largest institutional holder of HTOO is UBS Group AG with $4.0M in shares.
Is institutional ownership of HTOO increasing or decreasing?
This quarter, 2 institutions opened new positions in HTOO and 5 closed their positions.