SAN DIEGO, CA
HALOZYME THERAPEUTICS, INC.HALO— Latest position per institution from SEC 13F filings
15
Institutional holders
119.10M
Total shares held
5.49B
Estimated value
5.96M
Avg. position size
DLD ASSET MANAGEMENT, LP
CIK 1578299
Shares
30M
Value
42.34M
Filed
Sep 30, 2025
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
17.62M
Value
922.58M
Filed
Jun 30, 2024
BLACKROCK, INC.
CIK 2012383
Shares
13.27M
Value
857.32M
Filed
Mar 31, 2026
VANGUARD GROUP INC
CIK 102909
Shares
11.57M
Value
778.45M
Filed
Dec 31, 2025
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
5.27M
Value
340.68M
Filed
Mar 31, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
5.25M
Value
339.26M
Filed
Mar 31, 2026
STATE STREET CORP
CIK 93751
Shares
4.94M
Value
319.13M
Filed
Mar 31, 2026
INVESCO LTD.
CIK 914208
Shares
4.01M
Value
259.33M
Filed
Mar 31, 2026
BANK OF AMERICA CORP /DE/
CIK 70858
Shares
2.91M
Value
188.27M
Filed
Mar 31, 2026
BOSTON PARTNERS
CIK 1386060
Shares
2.68M
Value
173.43M
Filed
Mar 31, 2026
MORGAN STANLEY
CIK 895421
Shares
2.56M
Value
165.60M
Filed
Mar 31, 2026
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
CIK 1644956
Shares
2.53M
Value
163.25M
Filed
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
2.51M
Value
161.98M
Filed
Mar 31, 2026
SNYDER CAPITAL MANAGEMENT L P
CIK 1050477
Shares
2.32M
Value
150.14M
Filed
Mar 31, 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
2.08M
Value
134.40M
Filed
Mar 31, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 1164508
Shares
1.92M
Value
123.97M
Filed
Mar 31, 2026
NORGES BANK
CIK 1374170
Shares
1.90M
Value
128.20M
Filed
Dec 31, 2025
D. E. SHAW & CO., INC.
CIK 1009207
Shares
1.90M
Value
122.76M
Filed
Mar 31, 2026
ALLIANCEBERNSTEIN L.P.
CIK 1109448
Shares
1.74M
Value
116.87M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | DLD ASSET MANAGEMENT, LP | 1578299 | 30M | 42.34M | Sep 30, 2025 |
| 2 | BLACKROCK FINANCE, INC. | 1364742 | 17.62M | 922.58M | Jun 30, 2024 |
| 3 | BLACKROCK, INC. | 2012383 | 13.27M | 857.32M | Mar 31, 2026 |
| 4 | VANGUARD GROUP INC | 102909 | 11.57M | 778.45M | Dec 31, 2025 |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 5.27M | 340.68M | Mar 31, 2026 |
| 6 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 5.25M | 339.26M | Mar 31, 2026 |
| 7 | STATE STREET CORP | 93751 | 4.94M | 319.13M | Mar 31, 2026 |
| 8 | INVESCO LTD. | 914208 | 4.01M | 259.33M | Mar 31, 2026 |
| 9 | BANK OF AMERICA CORP /DE/ | 70858 | 2.91M | 188.27M | Mar 31, 2026 |
| 10 | BOSTON PARTNERS | 1386060 | 2.68M | 173.43M | Mar 31, 2026 |
| 11 | MORGAN STANLEY | 895421 | 2.56M | 165.60M | Mar 31, 2026 |
| 12 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 1644956 | 2.53M | 163.25M | Mar 31, 2026 |
| 13 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 2.51M | 161.98M | Mar 31, 2026 |
| 14 | SNYDER CAPITAL MANAGEMENT L P | 1050477 | 2.32M | 150.14M | Mar 31, 2026 |
| 15 | LOOMIS SAYLES & CO L P | 312348 | 2.13M | 81.31K | Mar 31, 2023 |
| 16 | DIMENSIONAL FUND ADVISORS LP | 354204 | 2.08M | 134.40M | Mar 31, 2026 |
| 17 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1164508 | 1.92M | 123.97M | Mar 31, 2026 |
| 18 | NORGES BANK | 1374170 | 1.90M | 128.20M | Dec 31, 2025 |
| 19 | D. E. SHAW & CO., INC. | 1009207 | 1.90M | 122.76M | Mar 31, 2026 |
| 20 | ALLIANCEBERNSTEIN L.P. | 1109448 | 1.74M | 116.87M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.