MOUNTAIN LAKE ACQUISIT CORP - G6301L109
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ARISTEIA CAPITAL, L.L.C. | History | No change | 2,189,405 | 21,740 | 0.28% | 0.28% | 1 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | History | No change | 2,100,000 | 20,853 | 0.03% | 0.03% | 2 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Magnetar Financial LLC | History | No change | 2,000,000 | 19,860 | 0.18% | 0.18% | 3 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Alberta Investment Management Corp | History | No change | 1,750,000 | 17,535 | 0.1% | 0.1% | 4 | 0 | 0.0% | Q3 2026 | Nov 09, 2026 |
| LINDEN ADVISORS LP | History | No change | 1,500,000 | 14,895 | 0.08% | 0.08% | 5 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| AQR Arbitrage LLC | History | No change | 1,449,082 | 14,389 | 0.2% | 0.2% | 6 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Westchester Capital Management, LLC | History | Added to | 1,349,926 | 13,526 | 0.61% | 0.41% | 7 | +496,409 | 58.16% | Q3 2026 | Nov 12, 2026 |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | History | No change | 1,309,459 | 13,016 | 0.32% | 0.32% | 8 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Kryger Capital LLC | History | No change | 1,270,887 | 12,619 | 0.72% | 0.72% | 9 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| LMR Partners LLP | History | No change | 1,250,000 | 12,412 | 0.05% | 0.05% | 10 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| D. E. Shaw & Co., Inc. | History | No change | 1,080,000 | 10,724 | 0.01% | 0.01% | 11 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| TENOR CAPITAL MANAGEMENT Co., L.P. | History | No change | 1,059,588 | 10,521 | 0.15% | 0.15% | 12 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Fort Baker Capital Management LP | History | No change | 1,000,000 | 9,930 | 0.73% | 0.73% | 13 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| SONA ASSET MANAGEMENT (US) LLC | History | No change | 1,000,000 | 9,930 | 0.21% | 0.21% | 14 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| GLAZER CAPITAL, LLC | History | No change | 950,000 | 9,434 | 0.23% | 0.23% | 15 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Polar Asset Management Partners Inc. | History | No change | 800,000 | 7,944 | 0.13% | 0.13% | 16 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | No change | 765,000 | 7,596 | 0.0% | 0.0% | 17 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | No change | 742,958 | 7,437 | 0.0% | 0.0% | 18 | 0 | 0.0% | Q3 2026 | Nov 12, 2026 |
| PICTON MAHONEY ASSET MANAGEMENT | History | Added to | 707,000 | 7,084 | 0.05% | 0.04% | 19 | +207,000 | 41.4% | Q3 2026 | Nov 09, 2026 |
| WOLVERINE ASSET MANAGEMENT LLC | History | Added to | 631,442 | 6,320 | 0.04% | 0.03% | 20 | +238,664 | 60.76% | Q3 2026 | Nov 02, 2026 |
| First Trust Capital Management L.P. | History | No change | 600,000 | 6,006 | 0.29% | 0.35% | 21 | 0 | 0.0% | Q3 2026 | Nov 06, 2026 |
| Verition Fund Management LLC | History | No change | 587,590 | 5,834 | 0.03% | 0.03% | 22 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | No change | 567,675 | 5,637 | 0.0% | 0.0% | 23 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| MMCAP International Inc. SPC | History | No change | 500,000 | 5,005 | 0.33% | 0.42% | 24 | 0 | 0.0% | Q3 2026 | Nov 12, 2026 |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | History | No change | 499,531 | 4,980 | 0.24% | 0.24% | 25 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| MOORE CAPITAL MANAGEMENT, LP | History | No change | 500,000 | 4,965 | 0.07% | 0.07% | 26 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Radcliffe Capital Management, L.P. | History | No change | 458,116 | 4,549 | 0.35% | 0.35% | 27 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| BERKLEY W R CORP | History | No change | 447,794 | 4,446 | 0.21% | 0.21% | 28 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Shaolin Capital Management LLC | History | No change | 428,537 | 4,255 | 0.2% | 0.2% | 29 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Sculptor Capital LP | History | No change | 427,532 | 4,245 | 0.03% | 0.03% | 30 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| WHITEBOX ADVISORS LLC | History | No change | 400,000 | 3,972 | 0.05% | 0.05% | 31 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Ghisallo Capital Management LLC | History | No change | 375,000 | 3,723 | 0.07% | 0.07% | 32 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Wealthspring Capital LLC | History | Reduced | 328,590 | 3,289 | 0.74% | 0.75% | 33 | -7,890 | -2.34% | Q3 2026 | Nov 03, 2026 |
| PERISCOPE CAPITAL INC. | History | Reduced | 325,000 | 3,253 | 0.33% | 0.3% | 34 | -25,000 | -7.14% | Q3 2026 | Nov 06, 2026 |
| Lineage Point Capital LP | History | No change | 294,214 | 2,921 | 0.6% | 0.6% | 35 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Mint Tower Capital Management B.V. | History | No change | 250,000 | 2,503 | 0.43% | 0.28% | 36 | 0 | 0.0% | Q3 2026 | Nov 09, 2026 |
| Schonfeld Strategic Advisors LLC | History | No change | 235,000 | 2,333 | 0.01% | 0.01% | 37 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| RLH Capital LLC | History | No change | 150,000 | 1,501 | 0.54% | 0.71% | 38 | 0 | 0.0% | Q3 2026 | Nov 09, 2026 |
| Rangeley Capital, LLC | History | No change | 127,791 | 1,268 | 1.16% | 1.16% | 39 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| MIZUHO SECURITIES USA LLC | History | New | 126,860 | 1,261 | 0.02% | — | 40 | +126,860 | New | Q3 2026 | Nov 09, 2026 |
| READYSTATE ASSET MANAGEMENT LP | History | No change | 125,000 | 1,241 | 0.04% | 0.04% | 41 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| CSS LLC/IL | History | No change | 104,501 | 1,037 | 0.04% | 0.04% | 42 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| DLD Asset Management, LP | History | No change | 100,000 | 993 | 0.07% | 0.07% | 43 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| HGC Investment Management Inc. | History | No change | 100,000 | 993 | 0.2% | 0.2% | 44 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Quarry LP | History | No change | 75,233 | 747 | 0.06% | 0.06% | 45 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Hudson Bay Capital Management LP | History | No change | 50,000 | 496 | 0.0% | 0.0% | 46 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Centiva Capital, LP | History | No change | 41,777 | 414 | 0.0% | 0.0% | 47 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Virtu Financial LLC | History | No change | 36,389 | 361 | 0.01% | 0.01% | 48 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| DELTEC ASSET MANAGEMENT LLC | History | No change | 30,000 | 300 | 0.05% | 0.04% | 49 | 0 | 0.0% | Q3 2026 | Oct 26, 2026 |
| Cable Car Capital, LP | History | No change | 30,000 | 297 | 0.01% | 0.01% | 50 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Clear Street Group Inc. | History | No change | 25,208 | 250 | 0.0% | 0.0% | 51 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| PenderFund Capital Management Ltd. | History | No change | 23,400 | 232 | 0.03% | 0.03% | 52 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| CITADEL ADVISORS LLC | History | No change | 16,059 | 159 | 0.0% | 0.0% | 53 | 0 | 0.0% | Q2 2026 | Sep 02, 2026 |
| METEORA CAPITAL, LLC | History | No change | 12,532 | 124 | 0.01% | 0.01% | 54 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| TrueMark Investments, LLC | History | Reduced | 10,630 | 106 | 0.01% | 0.01% | 55 | -401 | -3.64% | Q3 2026 | Nov 05, 2026 |
| UBS Group AG | History | New | 2,727 | 27 | 0.0% | — | 56 | +2,727 | New | Q3 2026 | Nov 10, 2026 |
| COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS | History | Closed out | 0 | 0 | — | 0.01% | — | -200,000 | -100.0% | Q3 2026 | Nov 03, 2026 |
| Arax Advisory Partners | History | Closed out | 0 | 0 | — | 0.0% | — | -1,500 | -100.0% | Q3 2026 | Nov 12, 2026 |
| JPMORGAN CHASE & CO | History | Closed out | 0 | 0 | — | 0.0% | — | -1,219 | -100.0% | Q3 2026 | Nov 12, 2026 |
| MORGAN STANLEY | History | No change | 23 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |