Companies / Mountain Lake Acquisition Corp. II

Mountain Lake Acquisition Corp. II

Nasdaq: MLAAMLAAUCIK 2094265INCLINE VILLAGE, NV

Financials

Revenue—
Net income$-82.2K
Total debt—
Cash$1.15M
Diluted EPS$-0.01
Shares outstanding49.0M

Ownership

49.0M shares outstanding · as of Aug 11, 2026
38.7%Institutions
Ownership
75.5%Class A
Share classes
Class A75.50%
Class B24.50%
Institutions38.68%18,946,327
Public float61.32%30,033,673

% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.

Insiders 6

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Insider% of sharesShares
Grinberg PaulCEOCEO · Director · 10% owner
——
Horlick DouglasCFO · Director · 10% owner
——
Lager Jeffrey ToddDirector
——
Marquez Michael J.Director
——
Mountain Lake Acquisition Sponsor II LLC10% owner
——
Vieser JaimeDirector
——

Institutional holders 26

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HolderValue% of shares
Aristeia Capital, L.L.C.$21.71M4.46%
Adage Capital Partners Gp, L.L.C.$20.67M4.29%
Magnetar Financial LLC$19.67M4.08%
Linden Advisors LP$14.78M3.06%
AQR Arbitrage LLC$14.06M2.89%
Tenor Capital Management Company, L.P.$10.43M2.16%
Polar Asset Management Partners Inc.$9.85M2.04%
Calamos Advisors LLC$7.78M1.60%
Millennium Management LLC$7.60M1.56%
BNP Paribas Financial Markets$7.38M1.52%

Activity

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InsidersInstitutions
What insiders are doing in this stock (Form 4).
DateActorActionSecurityValueShares ΔPosition afterImpact
Jan 28, 2026Grinberg Paul
CEO
BuyClass A Ordinary Shares$5.10M+510K
510,000
1.04% of shares
high
Mar 16, 2026Grinberg Paul
CEO
OtherClass B Ordinary Shares—-6K
-0.05%
12,000,000
24.50% of shares
low

5%+ ownership events

Schedule 13D / 13G
FilerStance% of classSharesDate
Aristeia Capital, L.L.C.Passive13G———
Magnetar Financial LLCPassive13G———

Securities

via CUSIP / OpenFIGI
SymbolTypeMarketCUSIPFIGI
MLAA——G6301L109—
MLAA——G6301L125—