MOUNTAIN LAKE ACQUISIT CORP - G6301L109

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q2 2026 · Compare: Q1 2026
13D/13G major owners: Ownership tab.
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 New 2,189,405 21,740 0.28% — 1 +2,189,405 New 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% 0.2% 3 0 0.0% Q2 2026 Aug 14, 2026
Alberta Investment Management Corp History New 1,750,000 17,377 0.1% — 4 +1,750,000 New Q2 2026 Aug 06, 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 New 1,449,082 14,389 0.2% — 6 +1,449,082 New Q2 2026 Aug 14, 2026
HIGHBRIDGE CAPITAL MANAGEMENT LLC History Added to 1,309,459 13,016 0.32% 0.09% 7 +1,032,456 372.72% Q2 2026 Aug 14, 2026
Kryger Capital LLC History New 1,270,887 12,619 0.72% — 8 +1,270,887 New Q2 2026 Aug 14, 2026
LMR Partners LLP History New 1,250,000 12,412 0.05% — 9 +1,250,000 New Q2 2026 Aug 14, 2026
D. E. Shaw & Co., Inc. History Added to 1,080,000 10,724 0.01% 0.0% 10 +754,999 232.31% Q2 2026 Aug 14, 2026
TENOR CAPITAL MANAGEMENT Co., L.P. History No change 1,059,588 10,521 0.15% 0.16% 11 0 0.0% Q2 2026 Aug 14, 2026
Fort Baker Capital Management LP History New 1,000,000 9,930 0.73% — 12 +1,000,000 New Q2 2026 Aug 14, 2026
SONA ASSET MANAGEMENT (US) LLC History No change 1,000,000 9,930 0.21% 0.21% 13 0 0.0% Q2 2026 Aug 14, 2026
GLAZER CAPITAL, LLC History Reduced 950,000 9,434 0.23% 0.2% 14 -21,419 -2.2% Q2 2026 Aug 14, 2026
Westchester Capital Management, LLC History New 853,517 8,475 0.41% — 15 +853,517 New Q2 2026 Aug 14, 2026
Polar Asset Management Partners Inc. History Reduced 800,000 7,944 0.13% 0.2% 16 -200,000 -20.0% Q2 2026 Aug 14, 2026
MILLENNIUM MANAGEMENT LLC History New 765,000 7,596 0.0% — 17 +765,000 New Q2 2026 Aug 14, 2026
BNP PARIBAS FINANCIAL MARKETS History New 742,958 7,377 0.0% — 18 +742,958 New Q2 2026 Aug 13, 2026
First Trust Capital Management L.P. History New 600,000 5,958 0.35% — 19 +600,000 New Q2 2026 Aug 13, 2026
Verition Fund Management LLC History Reduced 587,590 5,834 0.03% 0.06% 20 -312,410 -34.71% Q2 2026 Aug 14, 2026
TWO SIGMA INVESTMENTS, LP History No change 567,675 5,637 0.0% 0.0% 21 0 0.0% Q2 2026 Aug 14, 2026
RIVERNORTH CAPITAL MANAGEMENT, LLC History New 499,531 4,980 0.24% — 22 +499,531 New Q2 2026 Aug 14, 2026
MMCAP International Inc. SPC History New 500,000 4,965 0.42% — 23 +500,000 New Q2 2026 Aug 14, 2026
MOORE CAPITAL MANAGEMENT, LP History New 500,000 4,965 0.07% — 24 +500,000 New Q2 2026 Aug 14, 2026
PICTON MAHONEY ASSET MANAGEMENT History New 500,000 4,965 0.04% — 25 +500,000 New Q2 2026 Aug 13, 2026
Radcliffe Capital Management, L.P. History Added to 458,116 4,549 0.35% 0.3% 26 +54,134 13.4% Q2 2026 Aug 14, 2026
BERKLEY W R CORP History No change 447,794 4,446 0.21% 0.24% 27 0 0.0% Q2 2026 Aug 14, 2026
Shaolin Capital Management LLC History Reduced 428,537 4,255 0.2% 0.27% 28 -308,763 -41.88% Q2 2026 Aug 14, 2026
Sculptor Capital LP History New 427,532 4,245 0.03% — 29 +427,532 New Q2 2026 Aug 14, 2026
WHITEBOX ADVISORS LLC History No change 400,000 3,972 0.05% 0.05% 30 0 0.0% Q2 2026 Aug 14, 2026
WOLVERINE ASSET MANAGEMENT LLC History New 392,778 3,900 0.03% — 31 +392,778 New Q2 2026 Aug 10, 2026
Ghisallo Capital Management LLC History No change 375,000 3,723 0.07% 0.1% 32 0 0.0% Q2 2026 Aug 14, 2026
PERISCOPE CAPITAL INC. History Reduced 350,000 3,475 0.3% 0.55% 33 -150,000 -30.0% Q2 2026 Aug 11, 2026
Wealthspring Capital LLC History New 336,480 3,341 0.75% — 34 +336,480 New Q2 2026 Jul 15, 2026
Lineage Point Capital LP History New 294,214 2,921 0.6% — 35 +294,214 New Q2 2026 Aug 14, 2026
Mint Tower Capital Management B.V. History No change 250,000 2,483 0.28% 0.22% 36 0 0.0% Q2 2026 Aug 18, 2026
Schonfeld Strategic Advisors LLC History Added to 235,000 2,333 0.01% 0.0% 37 +224,877 2221.45% Q2 2026 Aug 14, 2026
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS History New 200,000 1,986 0.01% — 38 +200,000 New Q2 2026 Jul 17, 2026
RLH Capital LLC History New 150,000 1,489 0.71% — 39 +150,000 New Q2 2026 Aug 10, 2026
Rangeley Capital, LLC History New 127,791 1,268 1.16% — 40 +127,791 New Q2 2026 Aug 14, 2026
READYSTATE ASSET MANAGEMENT LP History New 125,000 1,241 0.04% — 41 +125,000 New Q2 2026 Aug 14, 2026
CSS LLC/IL History Reduced 104,501 1,037 0.04% 0.09% 42 -85,735 -45.07% Q2 2026 Aug 14, 2026
HGC Investment Management Inc. History New 100,000 993 0.2% — 44 +100,000 New Q2 2026 Aug 14, 2026
DLD Asset Management, LP History No change 100,000 993 0.07% 0.09% 43 0 0.0% Q2 2026 Aug 12, 2026
Quarry LP History New 75,233 747 0.06% — 45 +75,233 New Q2 2026 Aug 14, 2026
Hudson Bay Capital Management LP History Reduced 50,000 496 0.0% 0.0% 46 -50,000 -50.0% Q2 2026 Aug 14, 2026
Centiva Capital, LP History New 41,777 414 0.0% — 47 +41,777 New Q2 2026 Aug 13, 2026
Virtu Financial LLC History Reduced 36,389 361 0.01% 0.03% 48 -43,481 -54.44% Q2 2026 Aug 13, 2026
Cable Car Capital, LP History New 30,000 297 0.01% — 50 +30,000 New Q2 2026 Aug 14, 2026
DELTEC ASSET MANAGEMENT LLC History Reduced 30,000 297 0.04% 0.09% 49 -20,000 -40.0% Q2 2026 Jul 21, 2026
Clear Street Group Inc. History Reduced 25,208 250 0.0% 0.01% 51 -111,146 -81.51% Q2 2026 Aug 12, 2026
PenderFund Capital Management Ltd. History Added to 23,400 232 0.03% 0.01% 52 +18,400 368.0% Q2 2026 Aug 14, 2026
CITADEL ADVISORS LLC History New 16,059 159 0.0% — 53 +16,059 New Q2 2026 Sep 02, 2026
METEORA CAPITAL, LLC History New 12,532 124 0.01% — 54 +12,532 New Q2 2026 Aug 14, 2026
TrueMark Investments, LLC History New 11,031 109 0.01% — 55 +11,031 New Q2 2026 Jul 22, 2026
Arax Advisory Partners History New 1,500 14 0.0% — 56 +1,500 New Q2 2026 Aug 10, 2026
JPMORGAN CHASE & CO History New 1,219 12 0.0% — 57 +1,219 New Q2 2026 Aug 12, 2026
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND History Closed out 0 0 — 0.02% — -1,250,000 -100.0% Q2 2026 Aug 13, 2026
Galaxy Digital Inc. History Closed out 0 0 — 0.09% — -100,000 -100.0% Q2 2026 Aug 14, 2026
BOOTHBAY FUND MANAGEMENT, LLC History Closed out 0 0 — 0.01% — -50,000 -100.0% Q2 2026 Aug 14, 2026
ROYAL BANK OF CANADA History Closed out 0 0 — 0.0% — -14,800 -100.0% Q2 2026 Aug 14, 2026
MORGAN STANLEY History Added to 23 0 — — — +6 35.29% Q2 2026 Aug 13, 2026