Ambipar Emergency Response

CUSIP G02532102CL A ORD SHSQ4 2025

Ambipar Emergency Response — Owners — 13D/13G Beneficial Ownership · FBInvestor

13D / 13G Filings

Schedule 13D/13G on record

Beneficial Filers

Distinct reporting persons

Largest Stake

76.3%

Max % of class reported

Institutional Holders

13F filers (latest quarter)

5 filings · latest Nov 5, 2025

#	Filed	Reporting Person	Form	% of Class	Shares	Filing
1	Nov 5, 2025	Riva Ridge Capital Management LP	13G	7.1%	1.24M	SEC
2	Feb 14, 2024	Ambipar Participacions & Enterprises S.A.	13G	70.8%	39.23M	SEC
3	Jan 30, 2024	Opportunity Private Equity Gestora De Recursos Ltda.	13G	76.3%	14.09M	SEC

Largest reported positions · latest quarter

#	Fund	Shares	Value
1	Turim 21 Investimentos Ltda.	128.8K	$77.5K
2	Fny Investment Advisers, LLC	56.2K	$23