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NASDAQ: HALO
Halozyme Therapeutics Inc Stock Ownership - Who owns Halozyme Therapeutics?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Halozyme Therapeutics Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Helen TorleyCEO;Pres2026-08-197,200$106.36
$765.78kSell
Helen TorleyCEO;Pres2026-08-199,600$107.22
$1.03MSell
Helen TorleyCEO;Pres2026-08-193,200$107.77
$344.85kSell
Helen TorleyCEO;Pres2026-08-1920,000$18.41
$368.20kBuy
Helen TorleyCEO;Pres2026-08-185,703$103.08
$587.88kSell
Helen TorleyCEO;Pres2026-08-184,897$104.11
$509.83kSell
Helen TorleyCEO;Pres2026-08-1820,000$18.41
$368.20kBuy
Helen TorleyCEO;Pres2026-08-189,400$104.87
$985.82kSell
Helen TorleyCEO;Pres2026-08-1720,000$18.41
$368.20kBuy
Helen TorleyCEO;Pres2026-08-17900$98.96
$89.06kSell

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Net Insider Buy/Sell (L12M) Ownership

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HALO Shareholders

What type of owners hold Halozyme Therapeutics Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Randal J. Kirk23.47%26,633,924$2.85BInsider
Gregory Ian Frost3.21%3,641,380$389.63MInsider
Helen Torley0.68%767,780$82.15MInsider
Jonathan E. Lim0.63%710,000$75.97MInsider
John Stuart Patton0.36%412,706$44.16MInsider
Kathryn E. Falberg0.32%358,253$38.33MInsider
Robert Engler0.24%273,176$29.23MInsider
Connie Matsui0.16%183,035$19.58MInsider
Kenneth J. Kelley0.16%179,833$19.24MInsider
Michael J. Labarre0.15%173,756$18.59MInsider

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HALO vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
HALO0.11%30.26%Net SellingNet Selling
CORT0.04%99.96%Net BuyingNet Selling
MDGL0.04%99.96%Net SellingNet Selling
ARWR0.08%9.73%Net SellingNet Selling
BMRN0.10%1.80%Net SellingNet Selling
View Top Biotech Stocks

Halozyme Therapeutics Stock Ownership FAQ

Who owns Halozyme Therapeutics?

Halozyme Therapeutics (NASDAQ: HALO) is owned by 0.11% institutional shareholders, 30.26% Halozyme Therapeutics insiders, and 69.63% retail investors. Randal J. Kirk is the largest individual Halozyme Therapeutics shareholder, owning 26.63M shares representing 23.47% of the company. Randal J. Kirk's Halozyme Therapeutics shares are currently valued at $2.86B.

If you're new to stock investing, here's how to buy Halozyme Therapeutics stock.
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