Live Markets
Wednesday, July 29, 2026·George Town, KY·29°·Partly Cloudy
Markets Open · NYSE·Newsletter·Masthead·
VOL. XII · NO. 117Established MMXIV · George Town, Grand CaymanAtlantic Edition · $4.50

The Cayman Journal

Finance · Business · Technology · Caribbean & Global Affairs
CUSIP G46188951

HORIZON THERAPEUTICS PUB L

13 institutions · $756.0M total · 7,345,500 shares

#ManagerSharesValue% of TotalPeriod
1Maven Securities LTD4,270,500$494.1M58.13%2023-12-31
2GROUP ONE TRADING, L.P.1,400,200$162.0M19.06%2023-12-31
3Taconic Capital Advisors LP400,000$46.3M5.44%2023-12-31
4WATER ISLAND CAPITAL LLC356,500$36.7M4.85%2024-09-30
5Marathon Trading Investment Management LLC80,200$9.3M1.09%2023-12-31
6JANE STREET GROUP, LLC34,700$4.0M0.47%2023-12-31
7JPMORGAN CHASE & CO29,900$3.5M0.40%2023-12-31
8HIGHBRIDGE CAPITAL MANAGEMENT LLC1,500$173.5K0.02%2023-12-31
9Sand Grove Capital Management LLP458,800$53.1K6.24%2023-12-31
10PICTON MAHONEY ASSET MANAGEMENT75,000$8.7K1.02%2023-12-31
11EHP Funds Inc.38,700$4.4K0.52%2023-03-31
12SIMPLEX TRADING, LLC199,500$972.71%2023-12-31
13CONCOURSE FINANCIAL GROUP SECURITIES, INC.0$00.00%2023-12-31