Ambipar Emergency Response - Class A Ordinary Shares, par value $0.0001 per share (AMBIQ)

Historical Holders from Q1 2023 to Q3 2025

Symbol
AMBIQ on OTC
Type / Class
Equity / Class A Ordinary Shares, par value $0.0001 per share
Shares outstanding
17,405,859
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares, excl. options
178,856
Holdings value
$142,458
% of all portfolios
0%
Number of holders
5
Number of buys
2
Number of sells
-3
Average buys %
+0%
Average sells %
-0%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Ambipar Emergency Response - Class A Ordinary Shares, par value $0.0001 per share (AMBIQ)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Riva Ridge Capital Management LP 7.1% $1,557,128 1,235,816 Riva Ridge Capital Management LP 29 Oct 2025

Institutional Holders of Ambipar Emergency Response - Class A Ordinary Shares, par value $0.0001 per share (AMBIQ)

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price Investors
2025 Q3 178,856 $142,458 -$2,753,140 $0.8001 5
2025 Q2 603,772 $3,033,834 -$598,047 $5.02 4
2025 Q1 724,349 $3,592,771 +$381,863 $4.96 6
2024 Q4 647,357 $3,424,518 +$52,614 $5.29 6
2024 Q3 637,410 $3,741,597 -$300,733 $5.87 4
2024 Q2 688,778 $2,700,010 -$80,856 $3.92 6
2024 Q1 709,361 $3,759,614 -$117,517 $5.30 6
2023 Q4 731,411 $5,734,262 +$19,982 $7.84 5
2023 Q3 735,523 $5,089,820 -$483,471 $6.92 7
2023 Q2 748,478 $7,260,280 +$1,643,894 $9.70 5
2023 Q1 579,872 $4,772,318 +$4,772,318 $8.23 3