HALOZYME THERAPEUTICS, INC. - Common Stock (HALO) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / Common Stock
Symbol
HALO on Nasdaq
Shares outstanding
123,650,000
Price per share
$67.30
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
119,222,436
Total reported value
$8,742,430,179
% of total 13F portfolios
0.01%
Share change
+2,447,041
Value change
+$218,994,882
Number of holders
593
Price from insider filings
$67.30
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of HALOZYME THERAPEUTICS, INC. - Common Stock (HALO) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 10% -22% $633,515,829 -$177,405,529 12,612,300 -22% BlackRock, Inc. 30 Jun 2025
STATE STREET CORP 4.9% $364,512,082 6,053,007 STATE STREET CORPORATION 31 Mar 2025

As of 30 Sep 2025, 593 institutional investors reported holding 119,222,436 shares of HALOZYME THERAPEUTICS, INC. - Common Stock (HALO). This represents 96% of the company’s total 123,650,000 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of HALOZYME THERAPEUTICS, INC. - Common Stock (HALO) together control 57% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 10% 12,860,199 -2.6% 0.02% $943,166,956
VANGUARD GROUP INC 9.4% 11,629,786 -5% 0.01% $852,928,505
STATE STREET CORP 4.1% 5,019,207 -15% 0.01% $368,108,641
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 2.7% 3,290,665 +29% 0.15% $241,337,371
Invesco Ltd. 2.6% 3,245,770 -6.4% 0.04% $238,044,774
UBS Group AG 2.4% 2,945,751 +93% 0.04% $216,041,378
SNYDER CAPITAL MANAGEMENT L P 2.2% 2,733,844 -20% 3.8% $200,500,119
D. E. Shaw & Co., Inc. 2.1% 2,650,375 +160% 0.16% $194,378,503
GEODE CAPITAL MANAGEMENT, LLC 2% 2,431,279 -0.05% 0.01% $178,338,730
DIMENSIONAL FUND ADVISORS LP 1.7% 2,078,426 +3.2% 0.03% $152,430,834
BANK OF AMERICA CORP /DE/ 1.6% 1,976,186 -4.4% 0.01% $144,933,480
ALLIANCEBERNSTEIN L.P. 1.5% 1,907,355 -22% 0.04% $139,885,416
MORGAN STANLEY 1.4% 1,737,600 -1.8% 0.01% $127,435,747
MACQUARIE GROUP LTD 1.3% 1,546,185 -26% 0.13% $113,397,000
FEDERATED HERMES, INC. 1.2% 1,450,704 +294% 0.19% $106,394,631
CONGRESS ASSET MANAGEMENT CO 1.2% 1,436,533 -22% 0.7% $105,355,330
FULLER & THALER ASSET MANAGEMENT, INC. 1.1% 1,371,184 +10% 0.34% $100,562,643
TWO SIGMA INVESTMENTS, LP 1.1% 1,315,924 +199% 0.15% $96,509,866
LSV ASSET MANAGEMENT 1% 1,266,027 +0.86% 0.21% $92,850,000
GW&K Investment Management, LLC 1% 1,261,717 -11% 0.82% $92,535,000
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1% 1,261,375 -6.1% 0.01% $92,509,243
MILLENNIUM MANAGEMENT LLC 0.99% 1,227,584 +78% 0.07% $90,031,011
Stephens Investment Management Group LLC 0.99% 1,225,181 -5.2% 1.2% $89,854,775
NORTHERN TRUST CORP 0.94% 1,167,141 +9.4% 0.01% $85,598,120
ROYAL LONDON ASSET MANAGEMENT LTD 0.92% 1,143,257 +3.8% 0.18% $83,846,469

Institutional Holders of HALOZYME THERAPEUTICS, INC. - Common Stock (HALO) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 1,659,009 $111,958,522 -$2,559,954 $67.30 36
2025 Q3 119,222,436 $8,742,430,179 +$218,994,882 $73.34 593
2025 Q2 116,352,436 $6,053,938,391 -$203,145,580 $52.02 542
2025 Q1 120,400,923 $7,681,637,315 -$91,593,747 $63.81 541
2024 Q4 122,419,038 $5,854,971,093 -$141,541,866 $47.81 497
2024 Q3 124,082,994 $7,097,390,038 +$131,037,962 $57.24 501
2024 Q2 122,155,805 $6,396,000,125 +$5,315,378 $52.36 451
2024 Q1 122,307,278 $4,974,727,146 -$73,651,651 $40.68 411
2023 Q4 908,801 $33,598,367 +$973,268 $36.96 4
2023 Q3 121,448,513 $4,640,515,924 +$384,195 $38.20 384
2023 Q2 121,230,022 $4,374,488,165 -$98,141,903 $36.07 364
2023 Q1 123,010,439 $4,696,403,643 -$295,863,866 $38.19 377
2022 Q4 128,483,428 $7,308,492,053 -$108,906,164 $56.90 410
2022 Q3 122,106,524 $4,828,909,500 +$122,331,434 $39.54 337
2022 Q2 125,312,165 $5,514,781,837 +$52,891,963 $44.00 353
2022 Q1 126,175,835 $5,029,140,681 -$48,393,289 $39.88 292
2021 Q4 126,709,375 $5,094,905,581 -$91,480,365 $40.21 309
2021 Q3 127,074,413 $5,168,871,685 +$15,463,395 $40.68 312
2021 Q2 127,378,954 $5,784,291,658 -$73,377,097 $45.41 304
2021 Q1 130,514,692 $5,443,429,864 -$156,835,088 $41.69 329
2020 Q4 135,024,685 $5,767,511,542 +$136,338,842 $42.71 331
2020 Q3 132,475,718 $3,483,256,508 -$48,356,761 $26.28 256
2020 Q2 133,314,262 $3,571,969,846 +$196,554,699 $26.81 249
2020 Q1 130,032,557 $2,336,709,330 +$49,376,976 $17.99 200
2019 Q4 127,301,909 $2,257,097,268 +$8,208,135 $17.73 215
2019 Q3 123,759,252 $1,919,474,649 +$57,717,025 $15.51 200
2019 Q2 122,288,697 $2,099,251,414 +$235,193,113 $17.18 196
2019 Q1 118,387,949 $1,906,096,918 -$285,197 $16.10 193
2018 Q4 117,718,613 $1,722,184,556 -$44,165,796 $14.63 182
2018 Q3 122,616,271 $2,227,873,177 +$6,551,413 $18.17 188
2018 Q2 122,773,490 $2,071,287,861 -$3,330,339 $16.87 192
2018 Q1 123,575,228 $2,420,779,402 +$15,453,356 $19.59 206
2017 Q4 122,375,547 $2,479,575,024 +$23,949,172 $20.26 195
2017 Q3 121,459,215 $2,109,824,400 -$3,483,727 $17.37 164
2017 Q2 121,477,941 $1,555,798,486 +$86,238,127 $12.82 161
2017 Q1 115,139,005 $1,492,193,870 +$199,142,954 $12.96 154
2016 Q4 110,724,726 $1,093,967,390 +$44,483,088 $9.88 164
2016 Q3 106,009,210 $1,279,976,335 +$17,256,753 $12.08 161
2016 Q2 104,978,572 $906,530,216 +$19,460,587 $8.63 159
2016 Q1 100,166,035 $948,654,684 +$16,486,246 $9.47 156
2015 Q4 98,841,329 $1,712,905,548 +$8,209,948 $17.33 164
2015 Q3 98,096,708 $1,317,510,570 +$3,586,568 $13.43 172
2015 Q2 94,662,422 $2,137,606,952 +$79,177,140 $22.58 157
2015 Q1 92,127,755 $1,315,949,169 +$56,822,331 $14.28 136
2014 Q4 91,157,821 $879,597,787 +$20,185,662 $9.65 130
2014 Q3 88,956,408 $809,542,785 +$28,555,369 $9.10 117
2014 Q2 85,679,010 $846,469,840 -$18,663,345 $9.88 127
2014 Q1 85,850,619 $1,090,677,475 +$76,349,059 $12.70 129