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MLAAU

Mountain Lake Acquisition Corp II Units
MLAAU

32 hedge funds and large institutions have $159M invested in Mountain Lake Acquisition Corp II Units in 2026 Q1 according to their latest regulatory filings, with 32 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed

59.4% more ownership

Funds ownership: 0% → 59.4% (+59%)

Holders
32
Holders Change
+32
Holders Change %
–
% of All Funds
0.39%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
32
Increased
–
Reduced
–
Closed
–
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
AC
Aristeia Capital
Connecticut
+$21.8M
2
AIMCA
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
+$17.4M
3
AA
AQR Arbitrage
Connecticut
+$14.1M
4
LP
LMR Partners
United Kingdom
+$12.5M
5
Calamos Advisors
Calamos Advisors
Illinois
+$7.8M

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change 		Change in
Stake
AC
1
Aristeia Capital
Connecticut
$21.7M +$21.8M +2,186,394 New
AIMCA
2
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$17.4M +$17.4M +1,750,000 New
AA
3
AQR Arbitrage
Connecticut
$14.1M +$14.1M +1,415,656 New
LP
4
LMR Partners
United Kingdom
$12.4M +$12.5M +1,250,000 New
Calamos Advisors
5
Calamos Advisors
Illinois
$7.78M +$7.8M +783,000 New
Millennium Management
6
Millennium Management
New York
$7.6M +$7.62M +764,983 New
BNP Paribas Financial Markets
7
BNP Paribas Financial Markets
France
$7.38M +$7.4M +742,960 New
OAC
8
OMERS Administration Corp
Ontario, Canada
$6.22M +$6.24M +626,400 New
WCMNY
9
Westchester Capital Management (New York)
New York
$6.1M +$6.12M +614,526 New
FTCM
10
First Trust Capital Management
Illinois
$5.96M +$5.98M +600,000 New
MI
11
MMCAP International
Cayman Islands
$4.96M +$4.98M +500,000 New
MCM
12
Moore Capital Management
New York
$4.96M +$4.98M +500,000 New
PMAM
13
Picton Mahoney Asset Management
Ontario, Canada
$4.96M +$4.98M +500,000 New
RCM
14
Rivernorth Capital Management
Florida
$4.96M +$4.98M +500,000 New
Toronto Dominion Bank
15
Toronto Dominion Bank
Ontario, Canada
$4.08M +$4.09M +410,570 New
SSA
16
Schonfeld Strategic Advisors
New York
$3.38M +$3.39M +340,000 New
WC
17
Wealthspring Capital
New York
$3.36M +$3.37M +338,050 New
SC
18
Sculptor Capital
New York
$3.11M +$3.12M +313,025 New
LPC
19
Lineage Point Capital
Florida
$2.98M +$2.99M +300,000 New
Tudor Investment Corp
20
Tudor Investment Corp
Connecticut
$2.98M +$2.99M +300,000 New
WAM
21
Wolverine Asset Management
Illinois
$2.73M +$2.74M +275,000 New
Qube Research & Technologies (QRT)
22
Qube Research & Technologies (QRT)
United Kingdom
$2.48M +$2.49M +250,000 New
COPPSERS
23
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$1.99M +$1.99M +200,000 New
RC
24
RLH Capital
New York
$1.49M +$1.49M +150,000 New
CC
25
Centiva Capital
New York
$1.49M +$1.49M +150,000 New
1
2

MLAAU Hedge Fund Activity: Q1 2026 in Review

32 of the 8,134 institutional investors tracked by Wall St. Rank reported a position in Mountain Lake Acquisition Corp II Units (MLAAU) for Q1 2026, worth a combined $159M.

Buyers outnumbered sellers: 32 funds opened new MLAAU positions and 0 closed out — a net gain of 32 holders — while 0 added to existing stakes and 0 trimmed.

The largest buyer was Aristeia Capital, opening a new position worth an estimated $21.8M.

  • 32 institutional investors held Mountain Lake Acquisition Corp II Units (MLAAU) as of Q1 2026, up from 0 in Q4 2025.
  • Funds reported $159M of Mountain Lake Acquisition Corp II Units stock for Q1 2026.
  • 32 funds opened new Mountain Lake Acquisition Corp II Units positions in Q1 2026 and 0 closed out, a net change of +32 holders.
  • The largest Mountain Lake Acquisition Corp II Units buyer in Q1 2026 was Aristeia Capital, an estimated $21.8M added.

Based on aggregated 13F filings for Q1 2026.