NPAC — Institutional owners (13F)

56 filers · $282.6M total · As of June 30, 2026

Institutions that report holding this stock in their quarterly SEC Form 13F. Long positions only; a single filer may appear twice for separate option legs. Large offsetting put/call legs typically reflect market-making or hedged inventory, not directional conviction.

Institution Value Shares % of tracked 13F Type
MMCAP International Inc. SPC $22,837,760 2,200,000 8.08% Shares
Magnetar Financial LLC $18,164,896 1,749,990 6.43% Shares
TENOR CAPITAL MANAGEMENT Co., L.P. $15,571,200 1,500,000 5.51% Shares
AQR Arbitrage LLC $14,633,496 1,409,778 5.18% Shares
Alberta Investment Management Corp $12,975,000 1,250,000 4.59% Shares
ARISTEIA CAPITAL, L.L.C. $12,456,960 1,200,000 4.41% Shares
LMR Partners LLP $12,456,960 1,200,000 4.41% Shares
Linden Advisors LP $12,456,000 1,200,000 4.41% Shares
BERKLEY W R CORP $12,243,646 1,179,542 4.33% Shares
Westchester Capital Management, LLC $11,719,010 1,128,999 4.15% Shares
PICTON MAHONEY ASSET MANAGEMENT $10,536,505 1,014,999 3.73% Shares
Ghisallo Capital Management LLC $10,380,000 1,000,000 3.67% Shares
Hudson Bay Capital Management LP $9,629,869 927,733 3.41% Shares
Governors Lane LP $9,081,331 874,820 3.21% Shares
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND $7,162,190 689,999 2.53% Shares
Radcliffe Capital Management, L.P. $6,907,135 665,376 2.44% Shares
Wealthspring Capital LLC $5,545,994 534,255 1.96% Shares
GOLDMAN SACHS GROUP INC $5,318,395 512,330 1.88% Shares
WHITEBOX ADVISORS LLC $5,190,400 500,000 1.84% Shares
MILLENNIUM MANAGEMENT LLC $5,122,406 493,450 1.81% Shares
HIGHBRIDGE CAPITAL MANAGEMENT LLC $5,054,675 487,903 1.79% Shares
SkyView Investment Advisors, LLC $4,972,000 478,934 1.76% Shares
D. E. Shaw & Co., Inc. $4,389,297 422,861 1.55% Shares
Schonfeld Strategic Advisors LLC $4,152,320 400,000 1.47% Shares
SONA ASSET MANAGEMENT (US) LLC $3,801,272 366,183 1.35% Shares
Verition Fund Management LLC $3,664,825 353,066 1.30% Shares
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS $3,633,350 350,000 1.29% Shares
RIVERNORTH CAPITAL MANAGEMENT, LLC $3,389,740 324,999 1.20% Shares
WOLVERINE ASSET MANAGEMENT LLC $3,146,161 303,075 1.11% Shares
MOORE CAPITAL MANAGEMENT, LP $3,114,240 300,000 1.10% Shares
Periscope Capital Inc. $3,114,240 300,000 1.10% Shares
Quarry LP $2,595,200 250,000 0.92% Shares
Polar Asset Management Partners Inc. $2,595,200 250,000 0.92% Shares
O'Connor Alternative Investments LLC $2,595,000 250,000 0.92% Shares
Clear Street Group Inc. $1,972,892 190,052 0.70% Shares
CLEAR STREET LLC $1,970,528 193,189 0.70% Shares
Meteora Capital, LLC $1,566,951 150,947 0.55% Shares
Shaolin Capital Management LLC $1,090,503 105,050 0.39% Shares
Context Capital Management, LLC $1,038,080 100,000 0.37% Shares
HGC Investment Management Inc. $1,038,080 100,000 0.37% Shares
BNP PARIBAS FINANCIAL MARKETS $771,127 74,284 0.27% Shares
HEIGHTS CAPITAL MANAGEMENT, INC $519,000 50,000 0.18% Shares
PenderFund Capital Management Ltd. $390,288 37,600 0.14% Shares
UBS Group AG $383,183 36,912 0.14% Shares
DLD Asset Management, LP $365,363 35,196 0.13% Shares
Tuttle Capital Management, LLC $207,600 20,000 0.07% Shares
GEODE CAPITAL MANAGEMENT, LLC $186,943 18,010 0.07% Shares
TrueMark Investments, LLC $147,489 14,209 0.05% Shares
CITADEL ADVISORS LLC $138,417 13,335 0.05% Shares
JONES FINANCIAL COMPANIES LLLP $125,990 12,139 0.04% Shares
Arax Advisory Partners $52,911 5,097 0.02% Shares
GLAZER CAPITAL, LLC $15,795 1,521,533 0.01% Shares
Mint Tower Capital Management B.V. $5,190 500,000 0.00% Shares
MORGAN STANLEY $343 33 0.00% Shares
HRT FINANCIAL LP $242 23,401 0.00% Shares
Kepos Capital LP $113 10,899 0.00% Shares