SPACSPHERE ACQUISITION CORP - G8T088109

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
Polar Asset Management Partners Inc. History No change 1,490,000 14,870 0.24% 0.29% 1 0 0.0% Q2 2026 Aug 14, 2026
HIGHBRIDGE CAPITAL MANAGEMENT LLC History Added to 1,425,000 14,221 0.35% 0.45% 2 +34,877 2.51% Q2 2026 Aug 14, 2026
Karpus Management, Inc. History Added to 1,248,875 12,463 0.36% 0.38% 3 +31,665 2.6% Q2 2026 Aug 14, 2026
WOLVERINE ASSET MANAGEMENT LLC History Added to 1,163,230 11,609 0.1% 0.03% 4 +826,067 245.01% Q2 2026 Aug 10, 2026
Crossingbridge Advisors, LLC History New 845,112 8,434 1.49% — 5 +845,112 New Q2 2026 Aug 13, 2026
BERKLEY W R CORP History Added to 768,983 7,674 0.37% 0.3% 6 +195,633 34.12% Q2 2026 Aug 14, 2026
D. E. Shaw & Co., Inc. History No change 517,000 5,159 0.0% 0.0% 7 0 0.0% Q2 2026 Aug 14, 2026
GLAZER CAPITAL, LLC History Added to 509,589 5,086 0.13% 0.06% 8 +214,476 72.68% Q2 2026 Aug 14, 2026
Westchester Capital Management, LLC History New 500,000 4,990 0.24% — 9 +500,000 New Q2 2026 Aug 14, 2026
MIZUHO SECURITIES USA LLC History No change 491,508 4,841 0.11% 0.11% 10 0 0.0% Q2 2026 Jul 24, 2026
LINDEN ADVISORS LP History No change 450,000 4,491 0.02% 0.02% 11 0 0.0% Q2 2026 Aug 14, 2026
MANGROVE PARTNERS IM, LLC History No change 450,000 4,491 0.3% 0.36% 12 0 0.0% Q2 2026 Aug 14, 2026
ARISTEIA CAPITAL, L.L.C. History New 402,400 4,015 0.05% — 13 +402,400 New Q2 2026 Aug 14, 2026
RIVERNORTH CAPITAL MANAGEMENT, LLC History No change 350,000 3,521 0.17% 0.17% 14 0 0.0% Q2 2026 Aug 14, 2026
SONA ASSET MANAGEMENT (US) LLC History New 350,000 3,493 0.07% — 15 +350,000 New Q2 2026 Aug 14, 2026
Magnetar Financial LLC History New 300,000 2,994 0.03% — 16 +300,000 New Q2 2026 Aug 14, 2026
Shaolin Capital Management LLC History Reduced 272,169 2,716 0.13% 0.15% 17 -127,831 -31.96% Q2 2026 Aug 14, 2026
TWO SIGMA INVESTMENTS, LP History No change 271,875 2,713 0.0% 0.0% 18 0 0.0% Q2 2026 Aug 14, 2026
Clear Street Group Inc. History Added to 249,404 2,489 0.01% 0.0% 19 +183,258 277.05% Q2 2026 Aug 12, 2026
BNP PARIBAS FINANCIAL MARKETS History No change 229,356 2,288 0.0% 0.0% 20 0 0.0% Q2 2026 Aug 13, 2026
WHITEBOX ADVISORS LLC History No change 212,043 2,116 0.03% 0.03% 21 0 0.0% Q2 2026 Aug 14, 2026
Ghisallo Capital Management LLC History New 200,000 1,996 0.04% — 23 +200,000 New Q2 2026 Aug 14, 2026
Hudson Bay Capital Management LP History No change 200,000 1,996 0.01% 0.01% 22 0 0.0% Q2 2026 Aug 14, 2026
AQR Arbitrage LLC History Added to 172,992 1,726 0.02% 0.03% 24 +2,352 1.38% Q2 2026 Aug 14, 2026
PERISCOPE CAPITAL INC. History No change 125,000 1,247 0.11% 0.14% 25 0 0.0% Q2 2026 Aug 11, 2026
TORONTO DOMINION BANK History Added to 100,000 998 0.0% 0.0% 26 +68,606 218.53% Q2 2026 Aug 14, 2026
Radcliffe Capital Management, L.P. History No change 75,000 748 0.06% 0.06% 27 0 0.0% Q2 2026 Aug 14, 2026
MMCAP International Inc. SPC History New 50,000 499 0.04% — 28 +50,000 New Q2 2026 Aug 14, 2026
Virtu Financial LLC History New 32,816 328 0.01% — 29 +32,816 New Q2 2026 Aug 13, 2026
Kepos Capital LP History No change 30,000 299 0.41% 0.48% 30 0 0.0% Q2 2026 Aug 13, 2026
GEODE CAPITAL MANAGEMENT, LLC History No change 29,628 295 0.0% 0.0% 31 0 0.0% Q2 2026 Aug 12, 2026
TrueMark Investments, LLC History Reduced 25,538 254 0.03% 0.05% 32 -462 -1.78% Q2 2026 Jul 22, 2026
HEIGHTS CAPITAL MANAGEMENT, INC History New 25,000 249 0.06% — 33 +25,000 New Q2 2026 Aug 14, 2026
Tuttle Capital Management, LLC History New 20,000 199 0.13% — 34 +20,000 New Q2 2026 Jul 30, 2026
Schonfeld Strategic Advisors LLC History Reduced 16,357 163 0.0% 0.01% 35 -83,643 -83.64% Q2 2026 Aug 14, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History New 10,241 102 0.0% — 36 +10,241 New Q2 2026 Aug 14, 2026
L1 Global Manager Pty Ltd History No change 10,000 99 0.07% 0.07% 37 0 0.0% Q2 2026 Aug 13, 2026
UBS Group AG History New 2,046 20 0.0% — 38 +2,046 New Q2 2026 Aug 13, 2026
Lineage Point Capital LP History Closed out 0 0 — 1.38% — -570,000 -100.0% Q2 2026 Aug 14, 2026
METEORA CAPITAL, LLC History Closed out 0 0 — 0.23% — -316,717 -100.0% Q2 2026 Aug 14, 2026
Parallax Volatility Advisers, L.P. History Closed out 0 0 — 0.0% — -161,551 -100.0% Q2 2026 Aug 14, 2026
ABC ARBITRAGE SA History Closed out 0 0 — 0.05% — -40,000 -100.0% Q2 2026 Jul 20, 2026
HRT FINANCIAL LP History Closed out 0 0 — 0.0% — -11,300 -100.0% Q2 2026 Aug 14, 2026
MORGAN STANLEY History Added to 32 0 — — — +24 300.0% Q2 2026 Aug 13, 2026