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
+$218,994,866
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% $656,091,846 -$183,727,565 12,612,300 -22% BlackRock, Inc. 30 Jun 2025
STATE STREET CORP 4.9% $358,640,665 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 2,168,442 $146,334,428 -$909,404 $67.30 50
2025 Q3 119,222,436 $8,742,430,179 +$218,994,866 $73.34 593
2025 Q2 116,352,424 $6,053,937,391 -$203,145,554 $52.02 541
2025 Q1 120,489,904 $7,687,315,257 -$91,368,957 $63.81 543
2024 Q4 122,458,776 $5,856,815,335 -$193,231,691 $47.81 500
2024 Q3 125,205,134 $7,161,621,740 +$188,148,727 $57.24 503
2024 Q2 122,186,529 $6,397,611,292 -$49,238,862 $52.36 449
2024 Q1 123,583,310 $5,026,636,534 -$29,500,183 $40.68 409
2023 Q4 124,680,353 $4,614,991,205 +$45,612,024 $36.96 409
2023 Q3 123,213,224 $4,707,973,255 -$3,726,561 $38.20 389
2023 Q2 123,025,101 $4,439,170,134 -$50,628,033 $36.07 368
2023 Q1 124,051,427 $4,736,116,144 -$286,882,621 $38.19 381
2022 Q4 129,468,465 $7,364,542,615 -$117,989,602 $56.90 414
2022 Q3 131,997,507 $5,220,452,246 +$129,179,246 $39.54 345
2022 Q2 128,322,139 $5,647,663,757 +$24,849,414 $44.00 359
2022 Q1 128,337,653 $5,115,592,058 -$42,336,732 $39.88 298
2021 Q4 129,389,920 $5,202,313,554 -$77,902,534 $40.21 314
2021 Q3 130,048,093 $5,289,784,296 +$44,615,821 $40.68 316
2021 Q2 129,727,357 $5,890,257,760 -$85,620,767 $45.41 309
2021 Q1 132,146,550 $5,510,245,951 -$141,977,795 $41.69 329
2020 Q4 136,300,724 $5,821,984,170 +$126,547,922 $42.71 335
2020 Q3 133,950,846 $3,522,042,268 -$34,152,841 $26.28 262
2020 Q2 135,245,376 $3,623,665,867 +$159,039,078 $26.81 256
2020 Q1 130,660,067 $2,348,012,984 +$56,330,665 $17.99 205
2019 Q4 127,472,754 $2,260,145,336 +$7,244,846 $17.73 218
2019 Q3 126,453,885 $1,961,243,729 +$54,882,291 $15.51 206
2019 Q2 122,604,908 $2,104,656,029 +$207,889,231 $17.18 199
2019 Q1 121,175,132 $1,950,961,461 +$3,424,262 $16.10 198
2018 Q4 120,370,571 $1,760,962,328 -$41,616,936 $14.63 186
2018 Q3 122,639,238 $2,228,291,177 +$6,384,296 $18.17 191
2018 Q2 122,789,328 $2,071,554,889 -$21,158,536 $16.87 193
2018 Q1 123,600,167 $2,421,268,422 +$15,633,634 $19.59 208
2017 Q4 122,499,248 $2,482,081,024 +$20,859,736 $20.26 196
2017 Q3 121,459,215 $2,109,824,400 -$3,854,105 $17.37 164
2017 Q2 121,956,653 $1,561,931,486 +$88,012,978 $12.82 164
2017 Q1 115,142,534 $1,492,238,870 +$198,524,663 $12.96 155
2016 Q4 110,724,726 $1,093,967,390 +$44,483,048 $9.88 164
2016 Q3 106,009,210 $1,279,976,335 +$17,256,778 $12.08 161
2016 Q2 104,978,572 $906,530,216 +$19,234,625 $8.63 159
2016 Q1 102,642,856 $973,879,684 +$1,362,632 $9.47 159
2015 Q4 98,841,329 $1,712,905,548 +$8,221,079 $17.33 164
2015 Q3 98,182,404 $1,318,661,570 +$3,328,652 $13.43 174
2015 Q2 97,583,561 $2,203,565,952 +$80,075,442 $22.58 158
2015 Q1 94,411,049 $1,348,555,169 +$51,544,544 $14.28 137
2014 Q4 91,157,821 $879,597,787 +$20,012,260 $9.65 130
2014 Q3 88,971,177 $809,677,785 +$28,690,375 $9.10 118
2014 Q2 85,679,010 $846,469,840 -$18,616,849 $9.88 127
2014 Q1 85,850,619 $1,090,677,475 +$78,418,989 $12.70 129