ADAC — Institutional owners (13F)

51 filers · $190.2M 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
TENOR CAPITAL MANAGEMENT Co., L.P. $12,525,000 1,250,000 6.59% Shares
ADAGE CAPITAL PARTNERS GP, L.L.C. $12,525,000 1,250,000 6.59% Shares
AQR Arbitrage LLC $10,746,390 1,072,494 5.65% Shares
ARISTEIA CAPITAL, L.L.C. $10,188,336 1,016,800 5.36% Shares
MMCAP International Inc. SPC $10,020,000 1,000,000 5.27% Shares
Alberta Investment Management Corp $10,020,000 1,000,000 5.27% Shares
Polar Asset Management Partners Inc. $10,020,000 1,000,000 5.27% Shares
Magnetar Financial LLC $10,019,900 999,990 5.27% Shares
HGC Investment Management Inc. $7,879,858 786,413 4.14% Shares
PICTON MAHONEY ASSET MANAGEMENT $7,515,002 750,000 3.95% Shares
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND $6,613,200 660,000 3.48% Shares
D. E. Shaw & Co., Inc. $6,108,944 609,675 3.21% Shares
Radcliffe Capital Management, L.P. $6,012,000 600,000 3.16% Shares
BNP PARIBAS FINANCIAL MARKETS $5,370,670 535,995 2.82% Shares
HBK INVESTMENTS L P $5,010,010 500,001 2.63% Shares
Linden Advisors LP $5,010,000 500,000 2.63% Shares
Ghisallo Capital Management LLC $5,010,000 500,000 2.63% Shares
SONA ASSET MANAGEMENT (US) LLC $4,840,572 483,091 2.55% Shares
MILLENNIUM MANAGEMENT LLC $4,509,000 450,000 2.37% Shares
Context Capital Management, LLC $4,008,000 400,000 2.11% Shares
TIG Advisors, LLC $4,008,000 400,000 2.11% Shares
TWO SIGMA INVESTMENTS, LP $3,632,250 362,500 1.91% Shares
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS $3,006,000 300,000 1.58% Shares
WHITEBOX ADVISORS LLC $3,006,000 300,000 1.58% Shares
Kryger Capital LLC $2,949,046 294,316 1.55% Shares
WOLVERINE ASSET MANAGEMENT LLC $2,006,204 200,220 1.05% Shares
L1 Global Manager Pty Ltd $2,004,000 200,000 1.05% Shares
Shaolin Capital Management LLC $1,865,944 186,222 0.98% Shares
JPMORGAN CHASE & CO $1,755,013 175,326 0.92% Shares
Clear Street Group Inc. $1,232,891 123,043 0.65% Shares
Centiva Capital, LP $1,002,000 100,000 0.53% Shares
Governors Lane LP $1,002,000 100,000 0.53% Shares
DLD Asset Management, LP $1,002,000 100,000 0.53% Shares
MOORE CAPITAL MANAGEMENT, LP $1,002,000 100,000 0.53% Shares
MARSHALL WACE, LLP $1,002,000 100,000 0.53% Shares
Hudson Bay Capital Management LP $1,001,990 99,999 0.53% Shares
Periscope Capital Inc. $997,992 99,600 0.52% Shares
RIVERNORTH CAPITAL MANAGEMENT, LLC $757,500 75,000 0.40% Shares
K2 PRINCIPAL FUND, L.P. $501,000 50,000 0.26% Shares
HEIGHTS CAPITAL MANAGEMENT, INC $501,000 50,000 0.26% Shares
STATE OF WISCONSIN INVESTMENT BOARD $501,000 50,000 0.26% Shares
MANGROVE PARTNERS IM, LLC $424,016 42,317 0.22% Shares
ABC ARBITRAGE SA $350,700 35,000 0.18% Shares
Karpus Management, Inc. $220,440 22,000 0.12% Shares
PenderFund Capital Management Ltd. $166,843 16,651 0.09% Shares
CSS LLC/IL $159,308 15,899 0.08% Shares
TORONTO DOMINION BANK $149,298 14,900 0.08% Shares
GLAZER CAPITAL, LLC $4,434 442,538 0.00% Shares
Mint Tower Capital Management B.V. $3,006 300,000 0.00% Shares
Kepos Capital LP $521 52,001 0.00% Shares
MORGAN STANLEY $411 41 0.00% Shares