Highview Merger Corp. - HVMC

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q4 2025 · Compare: Q3 2025
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
ADAGE CAPITAL PARTNERS GP, L.L.C. History No change 1,800,000 18,000 0.03% 0.03% 1 0 0.0% Q4 2025 Feb 17, 2026
AQR Arbitrage LLC History Reduced 1,268,222 12,682 0.27% 0.33% 2 -4 -0.0% Q4 2025 Feb 17, 2026
Alberta Investment Management Corp History No change 1,250,000 12,500 0.07% 0.09% 3 0 0.0% Q4 2025 Feb 19, 2026
MILLENNIUM MANAGEMENT LLC History Reduced 999,996 10,025 0.0% 0.01% 4 -350,004 -25.93% Q4 2025 Feb 17, 2026
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND History Reduced 1,000,000 10,000 0.02% 0.02% 5 -250,000 -20.0% Q4 2025 Feb 13, 2026
Magnetar Financial LLC History Reduced 929,288 9,292 0.09% 0.06% 6 -5 -0.0% Q4 2025 Feb 17, 2026
Hudson Bay Capital Management LP History Added to 901,878 9,018 0.03% 0.03% 7 +151,878 20.25% Q4 2025 Feb 13, 2026
GLAZER CAPITAL, LLC History Added to 900,020 9,000 0.24% 0.25% 8 +150,246 20.04% Q4 2025 Feb 13, 2026
LINDEN ADVISORS LP History No change 750,000 7,500 0.05% 0.05% 9 0 0.0% Q4 2025 Feb 17, 2026
TWO SIGMA INVESTMENTS, LP History No change 632,853 6,328 0.01% 0.01% 10 0 0.0% Q4 2025 Feb 17, 2026
Verition Fund Management LLC History Added to 621,299 6,212 0.02% 0.02% 11 +71,249 12.95% Q4 2025 Feb 13, 2026
Shaolin Capital Management LLC History Reduced 600,000 6,000 0.19% 0.37% 12 -240,000 -28.57% Q4 2025 Feb 17, 2026
Radcliffe Capital Management, L.P. History No change 532,201 5,322 0.29% 0.33% 13 0 0.0% Q4 2025 Feb 17, 2026
Sculptor Capital LP History Reduced 500,000 5,000 0.05% 0.09% 15 -250,000 -33.33% Q4 2025 Feb 13, 2026
DRIEHAUS CAPITAL MANAGEMENT LLC History No change 500,000 5,000 0.03% 0.04% 14 0 0.0% Q4 2025 Feb 17, 2026
TENOR CAPITAL MANAGEMENT Co., L.P. History No change 500,000 5,000 0.07% 0.07% 16 0 0.0% Q4 2025 Feb 17, 2026
Schonfeld Strategic Advisors LLC History Added to 450,000 4,500 0.02% 0.01% 17 +200,000 80.0% Q4 2025 Feb 17, 2026
Polar Asset Management Partners Inc. History New 400,000 4,000 0.05% 19 +400,000 New Q4 2025 Feb 17, 2026
Lineage Point Capital LP History New 400,000 4,000 1.52% 21 +400,000 New Q4 2025 Feb 26, 2026
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS History No change 400,000 4,000 0.02% 0.02% 18 0 0.0% Q4 2025 Feb 10, 2026
MOORE CAPITAL MANAGEMENT, LP History No change 400,000 4,000 0.06% 0.06% 20 0 0.0% Q4 2025 Feb 17, 2026
BNP PARIBAS FINANCIAL MARKETS History No change 398,511 3,985 0.0% 0.0% 22 0 0.0% Q4 2025 Feb 10, 2026
PERISCOPE CAPITAL INC. History Added to 392,801 3,928 0.45% 0.29% 23 +212,801 118.22% Q4 2025 Feb 10, 2026
BERKLEY W R CORP History Added to 333,856 3,338 0.16% 0.12% 24 +135,496 68.31% Q4 2025 Feb 13, 2026
RIVERNORTH CAPITAL MANAGEMENT, LLC History No change 305,739 3,097 0.15% 0.18% 25 0 0.0% Q4 2025 Feb 17, 2026
Irenic Capital Management LP History No change 300,000 3,000 0.2% 0.32% 26 0 0.0% Q4 2025 Feb 17, 2026
Jefferies Financial Group Inc. History No change 287,500 2,912 0.01% 0.01% 27 0 0.0% Q4 2025 Feb 09, 2026
D. E. Shaw & Co., Inc. History No change 250,000 2,532 0.0% 0.0% 28 0 0.0% Q4 2025 Feb 17, 2026
LMR Partners LLP History No change 250,000 2,532 0.0% 0.01% 29 0 0.0% Q4 2025 Feb 17, 2026
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) History New 250,000 2,500 3.46% 31 +250,000 New Q4 2025 Mar 04, 2026
HBK INVESTMENTS L P History No change 250,000 2,500 0.02% 0.03% 30 0 0.0% Q4 2025 Feb 17, 2026
First Trust Capital Management L.P. History No change 250,000 2,500 0.15% 0.16% 32 0 0.0% Q4 2025 Feb 13, 2026
Clear Street Group Inc. History Added to 223,430 2,238 0.01% 0.01% 33 +22,603 11.25% Q4 2025 Feb 13, 2026
Bulldog Investors, LLP History No change 219,965 2,207 0.49% 0.52% 34 0 0.0% Q4 2025 Feb 13, 2026
OMERS ADMINISTRATION Corp History Added to 202,701 2,053 0.01% 0.01% 35 +2,701 1.35% Q4 2025 Feb 13, 2026
HGC Investment Management Inc. History No change 200,000 2,026 0.43% 0.49% 36 0 0.0% Q4 2025 Feb 17, 2026
Centiva Capital, LP History Added to 200,000 2,000 0.02% 0.01% 38 +50,000 33.33% Q4 2025 Feb 13, 2026
PICTON MAHONEY ASSET MANAGEMENT History No change 200,000 2,000 0.02% 0.02% 37 0 0.0% Q4 2025 Feb 11, 2026
ARISTEIA CAPITAL, L.L.C. History No change 187,433 1,874 0.04% 0.04% 39 0 0.0% Q4 2025 Feb 17, 2026
TORONTO DOMINION BANK History New 175,408 1,754 0.0% 40 +175,408 New Q4 2025 Feb 17, 2026
Westchester Capital Management, LLC History New 170,299 1,702 0.07% 41 +170,299 New Q4 2025 Feb 13, 2026
JPMORGAN CHASE & CO History Added to 161,904 1,625 0.0% 0.0% 42 +35,518 28.1% Q4 2025 Feb 11, 2026
Governors Lane LP History New 153,935 1,539 0.09% 43 +153,935 New Q4 2025 Feb 17, 2026
STEADFAST CAPITAL MANAGEMENT LP History No change 150,000 1,519 0.03% 0.03% 44 0 0.0% Q4 2025 Feb 17, 2026
MIZUHO SECURITIES USA LLC History Added to 150,834 1,503 0.02% 0.03% 45 +834 0.56% Q4 2025 Feb 09, 2026
Context Capital Management, LLC History No change 150,000 1,500 0.04% 0.05% 46 0 0.0% Q4 2025 Feb 13, 2026
TIG Advisors, LLC History No change 150,000 1,500 0.07% 0.09% 47 0 0.0% Q4 2025 Feb 17, 2026
GRITSTONE ASSET MANAGEMENT LLC History No change 127,021 1,270 1.21% 1.32% 48 0 0.0% Q4 2025 Jan 23, 2026
DLD Asset Management, LP History Added to 100,307 1,003 0.07% 0.07% 49 +307 0.31% Q4 2025 Feb 13, 2026
METEORA CAPITAL, LLC History New 100,000 1,000 0.08% 51 +100,000 New Q4 2025 Feb 17, 2026
WHITEBOX ADVISORS LLC History No change 100,000 1,000 0.01% 0.02% 50 0 0.0% Q4 2025 Feb 17, 2026
Calamos Advisors LLC History No change 98,585 998 0.0% 0.0% 52 0 0.0% Q4 2025 Jan 29, 2026
HRT FINANCIAL LP History Reduced 50,000 506 0.0% 0.0% 54 -498 -0.99% Q4 2025 Feb 12, 2026
HEIGHTS CAPITAL MANAGEMENT, INC History No change 50,000 506 0.18% 0.14% 53 0 0.0% Q4 2025 Feb 17, 2026
ABC ARBITRAGE SA History New 35,000 350 0.03% 55 +35,000 New Q4 2025 Feb 04, 2026
CITIGROUP INC History No change 25,000 253 0.0% 0.0% 56 0 0.0% Q4 2025 Feb 13, 2026
Virtu Financial LLC History Added to 25,165 252 0.01% 0.01% 57 +12,372 96.71% Q4 2025 Feb 23, 2026
BOOTHBAY FUND MANAGEMENT, LLC History Reduced 25,000 250 0.0% 0.01% 58 -25,000 -50.0% Q4 2025 Feb 17, 2026
Mint Tower Capital Management B.V. History No change 25,000 250 0.03% 0.03% 59 0 0.0% Q4 2025 Feb 12, 2026
Rangeley Capital, LLC History No change 20,000 202 0.17% 0.17% 60 0 0.0% Q4 2025 Feb 17, 2026
PenderFund Capital Management Ltd. History No change 18,000 182 0.03% 0.03% 61 0 0.0% Q4 2025 Feb 17, 2026
Decagon Asset Management LLP History Reduced 100,000 27 0.01% 1.02% 62 -100,000 -50.0% Q4 2025 Feb 17, 2026
HIGHBRIDGE CAPITAL MANAGEMENT LLC History Closed out 0 0 0.23% -512,296 -100.0% Q3 2025 Nov 10, 2025
Parallax Volatility Advisers, L.P. History Closed out 0 0 0.0% -124,282 -100.0% Q3 2025 Nov 14, 2025
StoneX Group Inc. History Closed out 0 0 0.03% -56,949 -100.0% Q3 2025 Nov 14, 2025
MORGAN STANLEY History New 63 0 +63 New Q4 2025 Feb 13, 2026
UBS Group AG History Closed out 0 0 -1 -100.0% Q3 2025 Nov 13, 2025