2m 2m 2m 2m 2m 2m 2m
Halozyme Therape (HALO)
NASDAQ
$108.34+$0.17 (+0.16%)
Price as of Aug 21, 2026 7:42 PM EDT- $12.3BMarket Cap
- 50.61%1-Year Change
- BiotechnologyIndustry
Halozyme Therape (HALO)
$108.34+$0.17 (+0.16%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
DLD ASSET MANAGEMENT, LP | 25.29% | 30.0M | +17.5M (+58.33%) | Sep 30, 2025 |
BLACKROCK INC. | 14.85% | 17.6M | -621,611 (-3.53%) | Jun 30, 2024 |
BLACKROCK FUNDING, INC. /DE | 14.81% | 17.6M | +136,136 (+0.77%) | Dec 31, 2024 |
BLACKROCK, INC. | 11.19% | 13.3M | +6,042 (+0.05%) | Jun 30, 2026 |
VANGUARD GROUP INC | 9.75% | 11.6M | -62,890 (-0.54%) | Dec 31, 2025 |
BB BIOTECH AG | 7.02% | 8.3M | 0 (0.00%) | Mar 31, 2019 |
VANGUARD CAPITAL MANAGEMENT LLC | 4.51% | 5.4M | +80,094 (+1.50%) | Jun 30, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
CALAMOS INVESTMENT TRUST/IL | 29.57% | 35.1M | 0 (0.00%) | Apr 30, 2026 |
Virtus Investment Trust | 22.79% | 27.0M | +14.3M (+52.89%) | Mar 31, 2026 |
Virtus Strategy Trust | 21.60% | 25.6M | +25.6M (+100.00%) | Mar 31, 2026 |
MAINSTAY VP FUNDS TRUST | 15.85% | 18.8M | 0 (0.00%) | Mar 31, 2026 |
SPDR SERIES TRUST | 15.56% | 18.5M | 0 (0.00%) | Apr 30, 2026 |
MAINSTAY FUNDS | 15.03% | 17.8M | 0 (0.00%) | Apr 30, 2026 |
CALAMOS CONVERTIBLE & HIGH INCOME FUND | 8.43% | 10.0M | 0 (0.00%) | Apr 30, 2026 |
Current Ownership Distribution
- Mutual Funds2.7B (52.67%)
- Institutions2.4B (47.16%)
- Insiders8.6M (0.17%)
- Other0 (0.00%)
Insider Transactions
- 0.17% (8.6M)Current InsiderOwnership (%, shares)
- 0Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 5Number of InsiderSelling (last 12 months)
- $3.5BAmount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Torley Helen PRESIDENT AND CEO | Exempt | Aug 19, 2026 | $368,200.00 | 20,000 | $18.41 | 141,552 |
Torley Helen PRESIDENT AND CEO | Exempt | Aug 19, 2026 | $368,200.00 | 20,000 | $18.41 | 787,780 |
Torley Helen PRESIDENT AND CEO | Sell | Aug 19, 2026 | $765,777.60 | 7,200 | $106.36 | 780,580 |
Torley Helen PRESIDENT AND CEO | Sell | Aug 19, 2026 | $1.0M | 9,600 | $107.22 | 770,980 |
Torley Helen PRESIDENT AND CEO | Sell | Aug 19, 2026 | $344,848.00 | 3,200 | $107.77 | 767,780 |
Torley Helen PRESIDENT AND CEO | Exempt | Aug 18, 2026 | $368,200.00 | 20,000 | $18.41 | 787,780 |
Torley Helen PRESIDENT AND CEO | Sell | Aug 18, 2026 | $587,882.35 | 5,703 | $103.08 | 782,077 |
Torley Helen PRESIDENT AND CEO | Sell | Aug 18, 2026 | $509,826.67 | 4,897 | $104.11 | 777,180 |
Torley Helen PRESIDENT AND CEO | Sell | Aug 18, 2026 | $985,815.60 | 9,400 | $104.87 | 767,780 |
Torley Helen PRESIDENT AND CEO | Exempt | Aug 18, 2026 | $368,200.00 | 20,000 | $18.41 | 161,552 |
Torley Helen PRESIDENT AND CEO | Exempt | Aug 17, 2026 | $368,200.00 | 20,000 | $18.41 | 181,552 |
Torley Helen PRESIDENT AND CEO | Exempt | Aug 17, 2026 | $368,200.00 | 20,000 | $18.41 | 787,780 |
Torley Helen PRESIDENT AND CEO | Sell | Aug 17, 2026 | $89,062.20 | 900 | $98.96 | 786,880 |
Torley Helen PRESIDENT AND CEO | Sell | Aug 17, 2026 | $50,228.50 | 500 | $100.46 | 786,380 |
Torley Helen PRESIDENT AND CEO | Sell | Aug 17, 2026 | $213,708.60 | 2,100 | $101.77 | 784,280 |
Torley Helen PRESIDENT AND CEO | Sell | Aug 17, 2026 | $922,977.00 | 9,000 | $102.55 | 775,280 |
Torley Helen PRESIDENT AND CEO | Sell | Aug 17, 2026 | $776,115.00 | 7,500 | $103.48 | 767,780 |
Connaughton Bernadette | Sell | Aug 10, 2026 | $167,152.80 | 1,626 | $102.80 | 40,418 |
Torley Helen PRESIDENT AND CEO | Exempt | Jul 08, 2026 | $23,210.61 | 1,923 | $12.07 | 0 |
Torley Helen PRESIDENT AND CEO | Exempt | Jul 08, 2026 | $23,210.61 | 1,923 | $12.07 | 769,703 |
Torley Helen PRESIDENT AND CEO | Sell | Jul 08, 2026 | $70,397.09 | 888 | $79.28 | 768,815 |
Torley Helen PRESIDENT AND CEO | Sell | Jul 08, 2026 | $82,993.54 | 1,035 | $80.19 | 767,780 |
Snellgrove Darren SVP, Chief Financial Officer | Award | Jul 01, 2026 | $0.00 | 41,554 | $0.00 | 41,554 |
Connaughton Bernadette | Sell | Jul 01, 2026 | $76,395.00 | 1,000 | $76.39 | 42,669 |
Snellgrove Darren SVP, Chief Financial Officer | Award | Jul 01, 2026 | $0.00 | 127,432 | $0.00 | 127,432 |
Connaughton Bernadette | Sell | Jul 01, 2026 | $48,255.63 | 625 | $77.21 | 42,044 |
RAMSAY DAVID A EVP, PRESIDENT, DRUG DELIVERY | Award | Jul 01, 2026 | $0.00 | 16,232 | $0.00 | 16,232 |
RAMSAY DAVID A EVP, PRESIDENT, DRUG DELIVERY | Award | Jul 01, 2026 | $0.00 | 39,823 | $0.00 | 39,823 |
RAMSAY DAVID A EVP, PRESIDENT, DRUG DELIVERY | Exempt | Jun 30, 2026 | $0.00 | 10,000 | $0.00 | 10,000 |
RAMSAY DAVID A EVP, PRESIDENT, DRUG DELIVERY | In Kind | Jun 30, 2026 | $423,284.16 | 5,408 | $78.27 | 4,592 |