Companies / Halozyme Therapeutics Inc
Halozyme Therapeutics Inc
Insider flow · last 90 daysNet sells $4.03M
Financials · FY2025
Ownership
113.5M shares outstanding · as of Jul 31, 2026
Ownership
| Insiders | 0.94% | 1,064,196 |
| 10%+ / strategic | 5.44% | 6,173,547 |
| Institutions | 109.88% | 124,711,619 |
| Public float | 0.00% | 0 |
Reported holdings exceed shares outstanding — public float shown as 0; some positions may overlap or lag.
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 12
View all →| Insider | % of shares | Shares |
|---|---|---|
Torley HelenCEOPRESIDENT AND CEO · Director | 0.68% | 767,780 |
Posard Matthew L.Director | 0.07% | 77,835 |
Snyder Mark HowardSVP, CHIEF LEGAL OFFICER | 0.04% | 49,929 |
Connaughton BernadetteDirector | 0.04% | 43,669 |
LaBrosse NicoleSVP, CHIEF FINANCIAL OFFICER | 0.03% | 38,494 |
Henderson Jeffrey WilliamDirector | 0.03% | 36,572 |
Duncan Barbara GayleDirector | 0.02% | 23,715 |
Krishnan MaheshDirector | 0.01% | 14,462 |
Caudill CortneySVP, CHIEF OPERATING OFFICER | <0.01% | 7,055 |
Lang James PaulDirector | <0.01% | 4,685 |
Institutional holders 625
View all →| Holder | Value | % of shares |
|---|---|---|
| $1.04B | 11.69% | |
| $778.45M | 10.19% | |
| $405.38M | 4.56% | |
| $245.51M | 3.21% | |
| $183.99M | 2.41% | |
| $178.90M | 2.34% | |
| $173.43M | 2.36% | |
| $161.98M | 2.21% | |
| $150.14M | 2.05% | |
| $141.61M | 1.85% |
Activity
InsidersInstitutions
What insiders are doing in this stock (Form 4).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Feb 16, 2026 | Torley Helen CEO | Other | Common Stock | $2.19M | -28K -3.55% | 749,731 0.66% of shares | low |
| Apr 1, 2026 | Torley Helen CEO | Sell | Common Stock | $1.24M | -19K -2.41% | 768,780 0.68% of shares | medium |
| Mar 9, 2026 | Caudill Cortney Executive | Sell | Common Stock | $1.21M | -18K -52.09% | 16,466 0.01% of shares | medium |
| Jun 2, 2026 | Torley Helen CEO | Sell | Common Stock | $1.10M | -17K -2.11% | 771,180 0.68% of shares | medium |
| Mar 2, 2026 | Torley Helen CEO | Sell | Common Stock | $1.07M | -15K -1.96% | 768,358 0.68% of shares | medium |
| Apr 2, 2026 | Torley Helen CEO | Sell | Common Stock | $1.01M | -16K -2.01% | 771,980 0.68% of shares | medium |
| Mar 3, 2026 | Torley Helen CEO | Sell | Common Stock | $928.2K | -13K -1.71% | 774,299 0.68% of shares | medium |
| Feb 16, 2026 | Torley Helen CEO | Other | Common Stock | $900.4K | -11K -1.55% | 718,394 0.63% of shares | low |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Vanguard Group Inc | Passive13G/A | — |
| Vanguard Capital Management | Passive13G | — |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| HALO | — | 40637H109 |