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Fusion Fuel Green PLC

HTOO
Exchange
Nasdaq
Industry
Misc Industrial & Commercial Machinery & Equipment
SEC CIK
0001819794

No open-market purchases or sales by Fusion Fuel Green PLC insiders were filed in the last 90 days; 10 institutions reported holding it in 13F filings for Q2 2026, worth $57.6K in total; no superinvestor holds it.

Q3 2025 vs. Q2 2025

How the institutions holding Fusion Fuel Green PLC changed between Q2 2025 and Q3 2025.

All holders in Q3 2025All holders in Q2 2025

13F holders of HTOO: Q2 2025 compared with Q3 2025
MeasureQ2 2025Q3 2025Change
Holders1413−1
Shares362.8K943−361.9K (−99.7%)
Value$72.3K$4.07K−$68.3K (−94.4%)

New holders (3)

Institutions that held Fusion Fuel Green PLC at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to HTOO in Q3 2025
InstitutionSharesValue% of portfolio
Citigroup Inc153$6810.00%
Tower Research Capital LLC (TRC)100$4450.00%
ORG Partners LLC100$4450.00%

Sold out (4)

Institutions that held Fusion Fuel Green PLC at the end of Q2 2025 and filed for Q3 2025 without it.

Institutions that sold out of HTOO in Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
Macquarie Group Ltd208,582$41.7K
Consolidated Portfolio Review Corp53,736$10.7K
Crescent Grove Advisors, LLC15,000$3.00K
Simplex Trading, LLC100$0