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HALOZYME THERAPEUTICS INC

HALO 1 08-15-28

Holders

3

Combined Value

$130M

Combined Shares

101,366,000

Investor Activity

$0.88$1.15$1.42$1.69Q2'24Q3'24Q4'24Q1'25Q2'25Q3'25Q4'25Q1'26▲3▲3▼3▲1 ▼1▲1 ▼1▲2 ▼1▲2 ▼1▲3
BUYSELLImplied priceClick a quarter to see who traded

Held By

InvestorValue% of PortfolioAvg Buy PriceGainLast ActivityAs of
Steve Cohen - Point72$60M0.08%~$1.37—Bought Q1 2026Q1 2026
Israel Englander - Millennium Management$37M0.02%~$1.26—Bought Q1 2026Q1 2026
Ken Griffin - Citadel Advisors$32M0.01%~$1.26—Bought Q1 2026Q1 2026

Recent Activity

QuarterInvestorActionEst. ValueEst. Price
Q1 2026Israel Englander - Millennium ManagementBUY+$11M~$1.28
Q1 2026Steve Cohen - Point72BUY+$8M~$1.29
Q1 2026Ken Griffin - Citadel AdvisorsBUY+$1M~$1.29
Q4 2025Israel Englander - Millennium ManagementSELL−$91M~$1.33
Q4 2025Steve Cohen - Point72BUY+$15M~$1.33
Q4 2025Ken Griffin - Citadel AdvisorsBUY+$12M~$1.33
Q3 2025Israel Englander - Millennium ManagementBUY+$52M~$1.41
Q3 2025Steve Cohen - Point72NEW BUY+$40M~$1.41
Q3 2025Ken Griffin - Citadel AdvisorsSELL−$7M~$1.41
Q2 2025Ken Griffin - Citadel AdvisorsSELL−$37M~$1.14
Q2 2025Israel Englander - Millennium ManagementBUY+$15M~$1.14
Q1 2025Ken Griffin - Citadel AdvisorsBUY+$18M~$1.28
Q1 2025Israel Englander - Millennium ManagementSELL−$12M~$1.28
Q4 2024Ken Griffin - Citadel AdvisorsSELL−$21M~$1.08
Q4 2024Israel Englander - Millennium ManagementSELL−$12M~$1.08
Q4 2024Howard Marks - Oaktree CapitalSOLD OUT−$5M~$1.19
Q3 2024Ken Griffin - Citadel AdvisorsBUY+$53M~$1.19
Q3 2024Israel Englander - Millennium ManagementBUY+$20M~$1.19
Q3 2024Howard Marks - Oaktree CapitalBUY+$1M~$1.19
Q2 2024Israel Englander - Millennium ManagementNEW BUY+$46M~$1.11
Q2 2024Ken Griffin - Citadel AdvisorsNEW BUY+$14M~$1.11
Q2 2024Howard Marks - Oaktree CapitalNEW BUY+$4M~$1.11

Ownership History

PeriodHoldersTotal SharesΔ SharesTotal ValueImplied Price
Q1 20263101,366,000+20.0%$130M$1.29
Q4 2025384,466,000−35.7%$112M$1.33
Q3 20253131,446,000+84.8%$185M$1.41
Q2 2025271,120,000−21.1%$81M$1.14
Q1 2025290,120,000+4.9%$115M$1.28
Q4 2024285,871,000−29.7%$92M$1.08
Q3 20243122,149,000+107.8%$145M$1.19
Q2 2024358,792,000—$65M$1.11