SAN DIEGO, CA
HALOZYME THERAPEUTICS, INC.HALO— Latest position per institution from SEC 13F filings
15
Institutional holders
91.24M
Total shares held
6.46B
Estimated value
4.56M
Avg. position size
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
17.62M
Value
922.58M
Filed
Jun 30, 2024
BLACKROCK, INC.
CIK 2012383
Shares
13.27M
Value
1.04B
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
11.57M
Value
778.45M
Filed
Dec 31, 2025
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
5.35M
Value
418.85M
Filed
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
5.30M
Value
414.75M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
5.18M
Value
405.38M
Filed
Jun 30, 2026
INVESCO LTD.
CIK 914208
Shares
3.18M
Value
248.74M
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
2.83M
Value
221.71M
Filed
Jun 30, 2026
BOSTON PARTNERS
CIK 1386060
Shares
2.77M
Value
216.82M
Filed
Jun 30, 2026
BANK OF AMERICA CORP /DE/
CIK 70858
Shares
2.74M
Value
214.50M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
2.52M
Value
197.28M
Filed
Jun 30, 2026
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
CIK 1644956
Shares
2.51M
Value
196.54M
Filed
Jun 30, 2026
SNYDER CAPITAL MANAGEMENT L P
CIK 1050477
Shares
2.40M
Value
187.54M
Filed
Jun 30, 2026
CONGRESS ASSET MANAGEMENT CO
CIK 897378
Shares
2.28M
Value
251.89M
Filed
Sep 30, 2026
LOOMIS SAYLES & CO L P
CIK 312348
Shares
2.13M
Value
81.31K
Filed
Mar 31, 2023
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
2.09M
Value
163.54M
Filed
Jun 30, 2026
D. E. SHAW & CO., INC.
CIK 1009207
Shares
2.04M
Value
160.02M
Filed
Jun 30, 2026
LOS ANGELES CAPITAL MANAGEMENT LLC
CIK 1177206
Shares
1.94M
Value
151.69M
Filed
Jun 30, 2026
ROYAL LONDON ASSET MANAGEMENT LTD
CIK 863748
Shares
1.81M
Value
141.73M
Filed
Jun 30, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 1164508
Shares
1.70M
Value
133.42M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK FINANCE, INC. | 1364742 | 17.62M | 922.58M | Jun 30, 2024 |
| 2 | BLACKROCK, INC. | 2012383 | 13.27M | 1.04B | Jun 30, 2026 |
| 3 | VANGUARD GROUP INC | 102909 | 11.57M | 778.45M | Dec 31, 2025 |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 5.35M | 418.85M | Jun 30, 2026 |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 5.30M | 414.75M | Jun 30, 2026 |
| 6 | STATE STREET CORP | 93751 | 5.18M | 405.38M | Jun 30, 2026 |
| 7 | INVESCO LTD. | 914208 | 3.18M | 248.74M | Jun 30, 2026 |
| 8 | MORGAN STANLEY | 895421 | 2.83M | 221.71M | Jun 30, 2026 |
| 9 | BOSTON PARTNERS | 1386060 | 2.77M | 216.82M | Jun 30, 2026 |
| 10 | BANK OF AMERICA CORP /DE/ | 70858 | 2.74M | 214.50M | Jun 30, 2026 |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 2.52M | 197.28M | Jun 30, 2026 |
| 12 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 1644956 | 2.51M | 196.54M | Jun 30, 2026 |
| 13 | SNYDER CAPITAL MANAGEMENT L P | 1050477 | 2.40M | 187.54M | Jun 30, 2026 |
| 14 | CONGRESS ASSET MANAGEMENT CO | 897378 | 2.28M | 251.89M | Sep 30, 2026 |
| 15 | LOOMIS SAYLES & CO L P | 312348 | 2.13M | 81.31K | Mar 31, 2023 |
| 16 | DIMENSIONAL FUND ADVISORS LP | 354204 | 2.09M | 163.54M | Jun 30, 2026 |
| 17 | D. E. SHAW & CO., INC. | 1009207 | 2.04M | 160.02M | Jun 30, 2026 |
| 18 | LOS ANGELES CAPITAL MANAGEMENT LLC | 1177206 | 1.94M | 151.69M | Jun 30, 2026 |
| 19 | ROYAL LONDON ASSET MANAGEMENT LTD | 863748 | 1.81M | 141.73M | Jun 30, 2026 |
| 20 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1164508 | 1.70M | 133.42M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.