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AMBI.WS

Ambipar Emergency Response Warrants
AMBI.WS

Delisted

AMBI.WS was delisted on the 28th of October, 2025.

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21 hedge funds and large institutions have $1.9M invested in Ambipar Emergency Response Warrants in 2023 Q4 according to their latest regulatory filings, with 1 funds opening new positions, 2 increasing their positions, 2 reducing their positions, and 2 closing their positions.

New
Increased
Maintained
Reduced
Closed

8.01% more ownership

Funds ownership: 0.31% → 8.32% (+8%)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

0% more repeat investments, than reductions

Existing positions increased: 2 | Existing positions reduced: 2

5% less funds holding

Funds holding: 22 → 21 (-1)

19% less capital invested

Capital invested by funds: $2.36M → $1.9M (-$453K)

50% less first-time investments, than exits

New positions opened: 1 | Existing positions closed: 2

Holders
21
Holders Change
-1
Holders Change %
-4.55%
% of All Funds
0.31%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
1
Increased
2
Reduced
2
Closed
2
Calls
$10K
Puts
–
Net Calls
+$10K
Net Calls Change
-$3K

Top Buyers

Rank Fund Capital Flow
1
SGDR
SPX Gestao de Recursos
Brazil
+$60.7K
2
WAM
Wolverine Asset Management
Illinois
+$7.08K
3
CAC
Cowen and Company
New York
+$4.51K

Top Sellers

Rank Fund Capital Flow
1
SCM
Shaolin Capital Management
Florida
-$18K
2
AA
AQR Arbitrage
Connecticut
-$1.72K
3
CS
Clear Street
New York
-$40
Name Holding Trade Value Shares
Change 		Change in
Stake
SGDR
1
SPX Gestao de Recursos
Brazil
$678K +$60.7K +152,839 +10%
SCGDR
2
Sharp Capital Gestora de Recursos
Brazil
$422K – – –
HCM
3
Highbridge Capital Management
New York
$86K – – –
DC
4
Dryden Capital
Florida
$79.3K – – –
HIM
5
HGC Investment Management
Ontario, Canada
$79K – – –
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
6
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$78.5K – – –
MCM
7
Moore Capital Management
New York
$78.5K – – –
TCM
8
Tenor Capital Management
New York
$58.9K – – –
LA
9
Linden Advisors
New York
$53.8K – – –
PAMP
10
Polar Asset Management Partners
Ontario, Canada
$48.1K – – –
CAC
11
Cowen and Company
New York
$44.4K +$4.51K +11,365 +11%
HF
12
HRT Financial
New York
$41K – – –
AA
13
AQR Arbitrage
Connecticut
$33K -$1.72K -4,337 -5%
VI
14
Vestcor Inc
New Brunswick, Canada
$32K – – –
CS
15
Clear Street
New York
$24.5K -$40 -100 -0.2%
Walleye Capital
16
Walleye Capital
New York
$21.9K – – –
TCA
17
Taconic Capital Advisors
New York
$19.6K – – –
Walleye Trading
18
Walleye Trading
New York
$10.7K – – –
OAC
19
OMERS Administration Corp
Ontario, Canada
$7.93K – – –
WAM
20
Wolverine Asset Management
Illinois
$7K +$7.08K +17,838 New
PNC Financial Services Group
21
PNC Financial Services Group
Pennsylvania
$857 – – –
TRCT
22
Tower Research Capital (TRC)
New York
$10 – – –
CCA
23
Castle Creek Arbitrage
Colorado
– -$121K -241,570 Closed
SCM
24
Shaolin Capital Management
Florida
– -$18K -37,447 Closed

AMBI.WS Hedge Fund Activity: Q4 2023 in Review

21 of the 6,863 institutional investors tracked by Wall St. Rank reported a position in Ambipar Emergency Response Warrants (AMBI.WS) for Q4 2023, worth a combined $1.9M — down 19% from $2.36M a quarter earlier.

Sellers outnumbered buyers: 2 funds closed out of AMBI.WS and 1 opened new positions — a net loss of 1 holder — while 2 trimmed existing stakes and 2 added.

The largest buyer was SPX Gestao de Recursos, adding an estimated $60.7K. The largest seller was Shaolin Capital Management, exiting entirely with an estimated $18K sold.

  • 21 institutional investors held Ambipar Emergency Response Warrants (AMBI.WS) as of Q4 2023, down from 22 in Q3 2023.
  • Funds reported $1.9M of Ambipar Emergency Response Warrants stock for Q4 2023, down 19% quarter-over-quarter.
  • 1 fund opened new Ambipar Emergency Response Warrants positions in Q4 2023 and 2 closed out, a net change of -1 holder.
  • The largest Ambipar Emergency Response Warrants buyer in Q4 2023 was SPX Gestao de Recursos, an estimated $60.7K added.
  • The largest Ambipar Emergency Response Warrants seller in Q4 2023 was Shaolin Capital Management, an estimated $18K sold.

Based on aggregated 13F filings for Q4 2023.