HALO
Halozyme Therapeutics, Inc.
NASDAQ · USHealthcareBiotechnology
$77.94+0.16%
Price as of Jul 20, 2026
HALO ownership
Halozyme Therapeutics, Inc. ownership & insider activity
Latest available institutional positioning and SEC Form 4 insider transactions, coalesced at the company entity level when listings share coverage.
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
28
Net (3m)
-$7.8M
Insider trades by month Buys Sells
Feb
Mar
Apr
May
Jun
Jul
Context3-month price +13.8%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jul 9, 2026 | Torley Helendirector, officer: PRESIDENT AND CEO | Sell | 888 | $79.28 |
| Jul 9, 2026 | Torley Helendirector, officer: PRESIDENT AND CEO | Sell | 1,035 | $80.19 |
| Jul 9, 2026 | Torley Helendirector, officer: PRESIDENT AND CEO | Option | 1,923 | $12.07 |
| Jul 2, 2026 | RAMSAY DAVID Aofficer: EVP, PRESIDENT, DRUG DELIVERY | Option | 10,000 | — |
| Jul 2, 2026 | Snellgrove Darrenofficer: SVP, Chief Financial Officer | Grant | 127,432 | $77.01 |
| Jul 2, 2026 | Snellgrove Darrenofficer: SVP, Chief Financial Officer | Grant | 41,554 | — |
| Jul 2, 2026 | Connaughton Bernadettedirector | Sell | 1,000 | $76.39 |
| Jul 2, 2026 | RAMSAY DAVID Aofficer: EVP, PRESIDENT, DRUG DELIVERY | Tax | 5,408 | $78.27 |
| Jul 2, 2026 | Connaughton Bernadettedirector | Sell | 625 | $77.21 |
| Jul 2, 2026 | RAMSAY DAVID Aofficer: EVP, PRESIDENT, DRUG DELIVERY | Grant | 39,823 | $77.01 |
| Jul 2, 2026 | RAMSAY DAVID Aofficer: EVP, PRESIDENT, DRUG DELIVERY | Grant | 16,232 | — |
| Jun 30, 2026 | Krishnan Maheshdirector | Option | 7,304 | $38.46 |
| Jun 30, 2026 | Krishnan Maheshdirector | Sell | 7,304 | $75.00 |
| Jun 15, 2026 | Snyder Mark Howardofficer: SVP, CHIEF LEGAL OFFICER | Option | 5,034 | — |
| Jun 15, 2026 | Snyder Mark Howardofficer: SVP, CHIEF LEGAL OFFICER | Tax | 2,715 | $69.50 |
| Jun 3, 2026 | Torley Helendirector, officer: PRESIDENT AND CEO | Sell | 12,989 | $67.41 |
| Jun 3, 2026 | Torley Helendirector, officer: PRESIDENT AND CEO | Sell | 3,400 | $66.75 |
| Jun 3, 2026 | Torley Helendirector, officer: PRESIDENT AND CEO | Option | 20,000 | $12.07 |
| Jun 3, 2026 | Torley Helendirector, officer: PRESIDENT AND CEO | Sell | 400 | $66.37 |
| Jun 3, 2026 | Torley Helendirector, officer: PRESIDENT AND CEO | Sell | 1,500 | $67.67 |
| Jun 3, 2026 | Torley Helendirector, officer: PRESIDENT AND CEO | Sell | 1,610 | $66.39 |
| Jun 3, 2026 | Torley Helendirector, officer: PRESIDENT AND CEO | Sell | 6,100 | $69.69 |
| Jun 3, 2026 | Torley Helendirector, officer: PRESIDENT AND CEO | Option | 10,000 | $12.07 |
| Jun 3, 2026 | Torley Helendirector, officer: PRESIDENT AND CEO | Sell | 2,000 | $68.74 |
| Jun 3, 2026 | Torley Helendirector, officer: PRESIDENT AND CEO | Sell | 16,600 | $66.31 |
| Jun 3, 2026 | Torley Helendirector, officer: PRESIDENT AND CEO | Sell | 5,401 | $68.35 |
| Jun 2, 2026 | Connaughton Bernadettedirector | Sell | 1,625 | $66.21 |
| May 13, 2026 | Torley Helendirector, officer: PRESIDENT AND CEO | Sell | 3,575 | $65.46 |
| May 13, 2026 | Torley Helendirector, officer: PRESIDENT AND CEO | Sell | 6,700 | $66.33 |
| May 13, 2026 | Torley Helendirector, officer: PRESIDENT AND CEO | Option | 10,000 | $12.07 |
Source: HALO SEC Form 4 filings, latest Jul 9, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their HALO positions over the last 6 months (SEC Form 13F).
Increased
472
New positions
203
Reduced
456
Sold out
152
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BLACKROCK, INC. | Increased | 13.3M | May 13, 2026 |
| BLACKROCK, INC. | Increased | 13.2M | Feb 12, 2026 |
| VANGUARD GROUP INC | Reduced | 11.6M | Jan 29, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 5.3M | May 15, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 5.2M | May 8, 2026 |
| STATE STREET CORP | Increased | 5.1M | Feb 13, 2026 |
| STATE STREET CORP | Reduced | 4.9M | May 15, 2026 |
| INVESCO LTD. | Increased | 4.0M | May 12, 2026 |
| INVESCO LTD. | Increased | 3.6M | Feb 19, 2026 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | Reduced | 3.2M | Feb 13, 2026 |
| BANK OF AMERICA CORP /DE/ | Increased | 2.9M | May 18, 2026 |
| BANK OF AMERICA CORP /DE/ | Increased | 2.7M | Feb 17, 2026 |
| BOSTON PARTNERS | Increased | 2.7M | May 11, 2026 |
| MORGAN STANLEY | Increased | 2.7M | Feb 13, 2026 |
| MORGAN STANLEY | Reduced | 2.6M | May 15, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.