HolderBook

MOUNTAIN LAKE ACQUISIT CORP (MLAAU)

Institutional ownership reported to the SEC as of Q2 2026, across 2 quarters.

8
Reporting holders
$22.7M
Reported value
0.0%
Held as options
-23
Holder change

Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.

Holders

FilerValueShares Their book Held Change
Calamos Advisors LLC$7.9M783,0000.03%2qHELD
OMERS ADMINISTRATION Corp$6.3M626,4000.04%2qHELD
TUDOR INVESTMENT CORP ET AL$3.0M300,0000.00%2qHELD
Qube Research & Technologies Ltd$2.5M250,0000.00%2qHELD
TORONTO DOMINION BANK$1.7M166,0600.00%2q-59.6%-$2.5M
Clear Street Group Inc.$1.2M118,4250.00%2q+465.7%+$977.8K
LONGFELLOW INVESTMENT MANAGEMENT CO LLC$84.4K8,4140.02%2qHELD
UBS Group AG$2.4K2400.00%newNEW
HRT FINANCIAL LP$27827,3890.00%2q-3.7%

Quarter by quarter

Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.

QuarterHoldersValue SharesNewAdded TrimmedOptions
Q2 20268$22.7M2,252,5391110.0%
Q1 202631$158.4M15,946,41330000.0%