Security record · archived quarter
HALO
Halozyme Therapeutics, Inc. · Healthcare · Biotechnology
135Tracked holders
-1Δ holders
97.38MShares held
$6.16BReported value
+1New positions
−1Exits
Momentum inputs (comparable managers):
holder breadth -0.7% ·
share flow -2.1% ·
net new positions 0.0%
— formula
Broad distribution — falling shares and fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 132 | -2 | 91.18M | $6.60B | +5 | −6 |
| Q1 2026 | 136 | +1 | 88.77M | $5.36B | +7 | −7 |
| Q4 2025 | 135 | -1 | 97.38M | $6.16B | +1 | −1 |
| Q3 2025 | 22 | +1 | 49.86M | $3.66B | +1 | −1 |
| Q2 2025 | 19 | 0 | 43.24M | $2.25B | — | — |
| Q1 2025 | 16 | -1 | 15.61M | $996.39M | — | −1 |
| Q4 2024 | 17 | +3 | 17.59M | $840.95M | +4 | −1 |
| Q3 2024 | 13 | -1 | 6.97M | $398.81M | — | −1 |
| Q2 2024 | 14 | — | 8.14M | $426.06M | — | — |
Who holds it · Q4 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 3 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 15 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 16 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 17 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 18 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 19 | BlackRock ✦ (passive) | 13.15M | +2.3% | $885.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 20 | The Vanguard Group ✦ (passive) | 11.57M | -0.5% | $778.45M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 21 | The Vanguard Group ✦ (passive) | 11.57M | -0.5% | $778.45M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 22 | The Vanguard Group ✦ (passive) | 11.57M | -0.5% | $778.45M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 23 | The Vanguard Group ✦ (passive) | 11.57M | -0.5% | $778.45M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 24 | The Vanguard Group ✦ (passive) | 11.57M | -0.5% | $778.45M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 25 | State Street Global Advisors ✦ (passive) | 5.12M | +2.0% | $344.69M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 26 | State Street Global Advisors ✦ (passive) | 5.12M | +2.0% | $344.69M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 27 | Invesco Ltd. | 3.65M | — | $245.51M | 0.0% | n/c | 1 | SEC ↗ |
| 28 | Invesco Ltd. | 3.65M | — | $245.51M | 0.0% | n/c | 1 | SEC ↗ |
| 29 | Invesco Ltd. | 3.65M | — | $245.51M | 0.0% | n/c | 1 | SEC ↗ |
| 30 | Invesco Ltd. | 3.65M | — | $245.51M | 0.0% | n/c | 1 | SEC ↗ |
| 31 | Invesco Ltd. | 3.65M | — | $245.51M | 0.0% | n/c | 1 | SEC ↗ |
| 32 | Invesco Ltd. | 3.65M | — | $245.51M | 0.0% | n/c | 1 | SEC ↗ |
| 33 | Invesco Ltd. | 3.65M | — | $245.51M | 0.0% | n/c | 1 | SEC ↗ |
| 34 | Invesco Ltd. | 3.65M | — | $245.51M | 0.0% | n/c | 1 | SEC ↗ |
| 35 | Invesco Ltd. | 3.65M | — | $245.51M | 0.0% | n/c | 1 | SEC ↗ |
| 36 | Invesco Ltd. | 3.65M | — | $245.51M | 0.0% | n/c | 1 | SEC ↗ |
| 37 | Invesco Ltd. | 3.65M | — | $245.51M | 0.0% | n/c | 1 | SEC ↗ |
| 38 | Invesco Ltd. | 3.65M | — | $245.51M | 0.0% | n/c | 1 | SEC ↗ |
| 39 | Arrowstreet Capital ✦ | 3.22M | -2.1% | $216.87M | 0.1% | ▼ Trim | 7 | SEC ↗ |
| 40 | Bank Of America Corp /De/ | 2.73M | — | $183.99M | 0.0% | n/c | 1 | SEC ↗ |
| 41 | Bank Of America Corp /De/ | 2.73M | — | $183.99M | 0.0% | n/c | 1 | SEC ↗ |
| 42 | Bank Of America Corp /De/ | 2.73M | — | $183.99M | 0.0% | n/c | 1 | SEC ↗ |
| 43 | Bank Of America Corp /De/ | 2.73M | — | $183.99M | 0.0% | n/c | 1 | SEC ↗ |
| 44 | Bank Of America Corp /De/ | 2.73M | — | $183.99M | 0.0% | n/c | 1 | SEC ↗ |
| 45 | Bank Of America Corp /De/ | 2.73M | — | $183.99M | 0.0% | n/c | 1 | SEC ↗ |
| 46 | Bank Of America Corp /De/ | 2.73M | — | $183.99M | 0.0% | n/c | 1 | SEC ↗ |
| 47 | Bank Of America Corp /De/ | 2.73M | — | $183.99M | 0.0% | n/c | 1 | SEC ↗ |
| 48 | Bank Of America Corp /De/ | 2.73M | — | $183.99M | 0.0% | n/c | 1 | SEC ↗ |
| 49 | Morgan Stanley ✦ | 2.66M | +53.0% | $178.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 50 | Morgan Stanley ✦ | 2.66M | +53.0% | $178.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 51 | Morgan Stanley ✦ | 2.66M | +53.0% | $178.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 52 | Morgan Stanley ✦ | 2.66M | +53.0% | $178.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 53 | Morgan Stanley ✦ | 2.66M | +53.0% | $178.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 54 | Morgan Stanley ✦ | 2.66M | +53.0% | $178.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 55 | Morgan Stanley ✦ | 2.66M | +53.0% | $178.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 56 | Morgan Stanley ✦ | 2.66M | +53.0% | $178.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 57 | Morgan Stanley ✦ | 2.66M | +53.0% | $178.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 58 | Morgan Stanley ✦ | 2.66M | +53.0% | $178.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 59 | Morgan Stanley ✦ | 2.66M | +53.0% | $178.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 60 | Morgan Stanley ✦ | 2.66M | +53.0% | $178.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 61 | Morgan Stanley ✦ | 2.66M | +53.0% | $178.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 62 | Morgan Stanley ✦ | 2.66M | +53.0% | $178.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 63 | Morgan Stanley ✦ | 2.66M | +53.0% | $178.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 64 | Morgan Stanley ✦ | 2.66M | +53.0% | $178.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 65 | Geode Capital Management ✦ (passive) | 2.43M | +0.1% | $163.78M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 66 | Geode Capital Management ✦ (passive) | 2.43M | +0.1% | $163.78M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 67 | Dimensional Fund Advisors Lp | 2.10M | — | $141.61M | 0.0% | n/c | 1 | SEC ↗ |
| 68 | Dimensional Fund Advisors Lp | 2.10M | — | $141.61M | 0.0% | n/c | 1 | SEC ↗ |
| 69 | Dimensional Fund Advisors Lp | 2.10M | — | $141.61M | 0.0% | n/c | 1 | SEC ↗ |
| 70 | Dimensional Fund Advisors Lp | 2.10M | — | $141.61M | 0.0% | n/c | 1 | SEC ↗ |
| 71 | Dimensional Fund Advisors Lp | 2.10M | — | $141.61M | 0.0% | n/c | 1 | SEC ↗ |
| 72 | Norges Bank ✦ (passive) | 1.90M | New | $128.20M | 0.0% | New | 1 | SEC ↗ |
| 73 | Alliancebernstein L.P. | 1.84M | — | $123.53M | 0.0% | n/c | 1 | SEC ↗ |
| 74 | D. E. Shaw & Co. ✦ | 1.65M | -37.8% | $111.01M | 0.1% | ▼ Trim | 7 | SEC ↗ |
| 75 | D. E. Shaw & Co. ✦ | 1.65M | -37.8% | $111.01M | 0.1% | ▼ Trim | 7 | SEC ↗ |
| 76 | Federated Hermes, Inc. | 1.57M | — | $105.97M | 0.2% | n/c | 1 | SEC ↗ |
| 77 | Federated Hermes, Inc. | 1.57M | — | $105.97M | 0.2% | n/c | 1 | SEC ↗ |
| 78 | Nomura Asset Management… | 1.52M | — | $102.19M | 0.2% | n/c | 1 | SEC ↗ |
| 79 | Millennium Management ✦ | 1.46M | +19.2% | $98.52M | 0.1% | ▲ Add | 7 | SEC ↗ |
| 80 | Millennium Management ✦ | 1.46M | +19.2% | $98.52M | 0.1% | ▲ Add | 7 | SEC ↗ |
| 81 | Wells Fargo & Company/Mn | 1.41M | — | $94.59M | 0.0% | n/c | 1 | SEC ↗ |
| 82 | Wells Fargo & Company/Mn | 1.41M | — | $94.59M | 0.0% | n/c | 1 | SEC ↗ |
| 83 | Wells Fargo & Company/Mn | 1.41M | — | $94.59M | 0.0% | n/c | 1 | SEC ↗ |
| 84 | Wells Fargo & Company/Mn | 1.41M | — | $94.59M | 0.0% | n/c | 1 | SEC ↗ |
| 85 | Wells Fargo & Company/Mn | 1.41M | — | $94.59M | 0.0% | n/c | 1 | SEC ↗ |
| 86 | Wells Fargo & Company/Mn | 1.41M | — | $94.59M | 0.0% | n/c | 1 | SEC ↗ |
| 87 | Wells Fargo & Company/Mn | 1.41M | — | $94.59M | 0.0% | n/c | 1 | SEC ↗ |
| 88 | Royal London Asset Management Ltd | 1.37M | — | $92.29M | 0.2% | n/c | 1 | SEC ↗ |
| 89 | UBS Group AG | 1.37M | — | $91.91M | 0.0% | n/c | 1 | SEC ↗ |
| 90 | UBS Group AG | 1.37M | — | $91.91M | 0.0% | n/c | 1 | SEC ↗ |
| 91 | UBS Group AG | 1.37M | — | $91.91M | 0.0% | n/c | 1 | SEC ↗ |
| 92 | UBS Group AG | 1.37M | — | $91.91M | 0.0% | n/c | 1 | SEC ↗ |
| 93 | Charles Schwab Investment… | 1.24M | — | $83.58M | 0.0% | n/c | 1 | SEC ↗ |
| 94 | Caisse De Depot Et Placement Du… | 1.22M | — | $82.38M | 0.1% | n/c | 1 | SEC ↗ |
| 95 | Franklin Resources Inc | 1.21M | — | $81.41M | 0.0% | n/c | 1 | SEC ↗ |
| 96 | Franklin Resources Inc | 1.21M | — | $81.41M | 0.0% | n/c | 1 | SEC ↗ |
| 97 | Franklin Resources Inc | 1.21M | — | $81.41M | 0.0% | n/c | 1 | SEC ↗ |
| 98 | Franklin Resources Inc | 1.21M | — | $81.41M | 0.0% | n/c | 1 | SEC ↗ |
| 99 | Franklin Resources Inc | 1.21M | — | $81.41M | 0.0% | n/c | 1 | SEC ↗ |
| 100 | Franklin Resources Inc | 1.21M | — | $81.41M | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Norges Bank | $128.20M | 0.0% |
Exited
| Citadel Advisors | $17.95M | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 8 holders, 32.79M shares, $43.93M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Aug 19
Torley Helen
Officer, Director · 9.60K sh · $1.03M
Aug 19
Torley Helen
Officer, Director · 3.20K sh · $344,848
Aug 19
Torley Helen
Officer, Director · 7.20K sh · $765,778
Aug 18
Torley Helen
Officer, Director · 5.70K sh · $587,882
Aug 18
Torley Helen
Officer, Director · 9.40K sh · $985,816
Aug 18
Torley Helen
Officer, Director · 4.90K sh · $509,827
Aug 17
Torley Helen
Officer, Director · 900 sh · $89,062
Aug 17
Torley Helen
Officer, Director · 500 sh · $50,228
Aug 17
Torley Helen
Officer, Director · 2.10K sh · $213,709
Aug 17
Torley Helen
Officer, Director · 9.00K sh · $922,977
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q4 2025 ·
Methodology ·
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