MOUNTAIN LAKE ACQUISIT CORP (MLAA)
Institutional ownership reported to the SEC as of Q2 2026, across 2 quarters.
56
Reporting holders
$317.4M
Reported value
0.0%
Held as options
+28
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
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| ARISTEIA CAPITAL, L.L.C. | $21.7M | 2,189,405 | 0.28% | new | NEW |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | $20.9M | 2,100,000 | 0.03% | 2q | HELD |
| Magnetar Financial LLC | $19.9M | 2,000,000 | 0.18% | 2q | HELD |
| Alberta Investment Management Corp | $17.4M | 1,750,000 | 0.10% | new | NEW |
| Linden Advisors LP | $14.9M | 1,500,000 | 0.08% | 2q | HELD |
| AQR Arbitrage LLC | $14.4M | 1,449,082 | 0.20% | new | NEW |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | $13.0M | 1,309,459 | 0.32% | 2q | +372.7%+$10.3M |
| Kryger Capital LLC | $12.6M | 1,270,887 | 0.72% | new | NEW |
| LMR Partners LLP | $12.4M | 1,250,000 | 0.05% | new | NEW |
| Verition Fund Management LLC | $11.7M | 1,175,180 | 0.03% | 2q | +30.6%+$2.7M |
| D. E. Shaw & Co., Inc. | $10.7M | 1,080,000 | 0.01% | 2q | +232.3%+$7.5M |
| TENOR CAPITAL MANAGEMENT Co., L.P. | $10.5M | 1,059,588 | 0.15% | 2q | HELD |
| Fort Baker Capital Management LP | $9.9M | 1,000,000 | 0.73% | new | NEW |
| SONA ASSET MANAGEMENT (US) LLC | $9.9M | 1,000,000 | 0.21% | 2q | HELD |
| Westchester Capital Management, LLC | $8.5M | 853,517 | 0.41% | new | NEW |
| Polar Asset Management Partners Inc. | $7.9M | 800,000 | 0.13% | 2q | -20.0%-$2.0M |
| MILLENNIUM MANAGEMENT LLC | $7.6M | 765,000 | 0.00% | new | NEW |
| BNP PARIBAS FINANCIAL MARKETS | $7.4M | 742,958 | 0.00% | new | NEW |
| First Trust Capital Management L.P. | $6.0M | 600,000 | 0.35% | new | NEW |
| TWO SIGMA INVESTMENTS, LP | $5.6M | 567,675 | 0.00% | 2q | HELD |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | $5.0M | 499,531 | 0.24% | new | NEW |
| PICTON MAHONEY ASSET MANAGEMENT | $5.0M | 500,000 | 0.04% | new | NEW |
| MMCAP International Inc. SPC | $5.0M | 500,000 | 0.42% | new | NEW |
| MOORE CAPITAL MANAGEMENT, LP | $5.0M | 500,000 | 0.07% | new | NEW |
| Radcliffe Capital Management, L.P. | $4.5M | 458,116 | 0.35% | 2q | +13.4%+$537.6K |
| BERKLEY W R CORP | $4.4M | 447,794 | 0.21% | 2q | HELD |
| Shaolin Capital Management LLC | $4.3M | 428,537 | 0.20% | 2q | -41.9%-$3.1M |
| Sculptor Capital LP | $4.2M | 427,532 | 0.03% | new | NEW |
| WHITEBOX ADVISORS LLC | $4.0M | 400,000 | 0.05% | 2q | HELD |
| WOLVERINE ASSET MANAGEMENT LLC | $3.9M | 392,778 | 0.03% | new | NEW |
| Ghisallo Capital Management LLC | $3.7M | 375,000 | 0.07% | 2q | HELD |
| Periscope Capital Inc. | $3.5M | 350,000 | 0.31% | 2q | -30.0%-$1.5M |
| Wealthspring Capital LLC | $3.3M | 336,480 | 0.75% | new | NEW |
| Lineage Point Capital LP | $2.9M | 294,214 | 0.60% | new | NEW |
| Schonfeld Strategic Advisors LLC | $2.3M | 235,000 | 0.01% | 2q | +2221.4%+$2.2M |
| COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS | $2.0M | 200,000 | 0.01% | new | NEW |
| RLH Capital LLC | $1.5M | 150,000 | 0.71% | new | NEW |
| Rangeley Capital, LLC | $1.3M | 127,791 | 1.16% | new | NEW |
| MIZUHO SECURITIES USA LLC | $1.2M | 125,405 | 0.01% | new | NEW |
| READYSTATE ASSET MANAGEMENT LP | $1.2M | 125,000 | 0.04% | new | NEW |
| CSS LLC/IL | $1.0M | 104,501 | 0.04% | 2q | -45.1%-$851.3K |
| DLD Asset Management, LP | $993.0K | 100,000 | 0.07% | 2q | HELD |
| HGC Investment Management Inc. | $993.0K | 100,000 | 0.20% | new | NEW |
| Quarry LP | $747.1K | 75,233 | 0.06% | new | NEW |
| Hudson Bay Capital Management LP | $496.5K | 50,000 | 0.00% | 2q | -50.0%-$496.5K |
| Centiva Capital, LP | $414.8K | 41,777 | 0.00% | new | NEW |
| DELTEC ASSET MANAGEMENT LLC | $297.9K | 30,000 | 0.04% | 2q | -40.0%-$198.6K |
| Cable Car Capital, LP | $297.9K | 30,000 | 0.01% | new | NEW |
| Clear Street Group Inc. | $250.3K | 25,208 | 0.00% | 2q | -81.5%-$1.1M |
| PenderFund Capital Management Ltd. | $232.4K | 23,400 | 0.03% | 2q | +368.0%+$182.7K |
| CITADEL ADVISORS LLC | $159.5K | 16,059 | 0.00% | new | NEW |
| Meteora Capital, LLC | $124.4K | 12,532 | 0.01% | new | NEW |
| TrueMark Investments, LLC | $109.5K | 11,031 | 0.01% | new | NEW |
| Arax Advisory Partners | $14.9K | 1,500 | 0.00% | new | NEW |
| JPMORGAN CHASE & CO | $12.1K | 1,219 | 0.00% | new | NEW |
| GLAZER CAPITAL, LLC | $9.4K | 950,000 | 0.23% | 2q | -2.2% |
| Mint Tower Capital Management B.V. | $2.5K | 250,000 | 0.28% | 2q | HELD |
| Virtu Financial LLC | $361 | 36,389 | 0.01% | 2q | -54.4% |
| MORGAN STANLEY | $228 | 23 | 0.00% | 2q | +35.3% |
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.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 56 | $317.4M | 31,958,412 | 32 | 7 | 7 | 0.0% |
| Q1 2026 | 28 | $153.6M | 15,599,873 | 27 | 0 | 0 | 0.0% |