HALOZYME THERAPEUTICS INC

Ticker: HALO CUSIP: 40637H109 Class: EQTY

AMERICAN CENTURY COMPANIES INC's Holding History (CIK: 0000748054)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 380,409 Value ($000) $25,602 Avg Close $67.27 Range $61.23 - $76.30

Q3 2025

Shares 171,556 Value ($000) $12,582 Avg Close $66.43 Range $51.78 - $79.50

Q2 2025

Shares 132,526 Value ($000) $6,894 Avg Close $56.90 Range $47.50 - $70.51

Q1 2025

Shares 895,412 Value ($000) $57,136 Avg Close $58.09 Range $47.52 - $66.00

Q4 2024

Shares 866,366 Value ($000) $41,421 Avg Close $51.28 Range $42.01 - $62.13

Q3 2024

Shares 851,287 Value ($000) $48,728 Avg Close $57.33 Range $50.68 - $65.53

Q2 2024

Shares 821,266 Value ($000) $43,002 Avg Close $43.86 Range $37.73 - $53.00

Q1 2024

Shares 748,722 Value ($000) $30,458 Avg Close $37.49 Range $33.15 - $42.64

Q4 2023

Shares 711,235 Value ($000) $26,287 Avg Close $37.66 Range $32.83 - $42.82

Q3 2023

Shares 633,658 Value ($000) $24,206 Avg Close $40.96 Range $35.71 - $45.00

Q2 2023

Shares 619,080 Value ($000) $22,330 Avg Close $34.12 Range $29.85 - $38.80

Q1 2023

Shares 530,806 Value ($000) $20,233 Avg Close $46.91 Range $32.83 - $57.00

Q4 2022

Shares 598,843 Value ($000) $34,074 Avg Close $51.20 Range $39.17 - $59.46

Q3 2022

Shares 629,756 Value ($000) $24,901 Avg Close $44.20 Range $38.03 - $52.98

Q2 2022

Shares 611,755 Value ($000) $26,918 Avg Close $43.25 Range $36.95 - $48.58

Q1 2022

Shares 560,254 Value ($000) $22,343 Avg Close $35.62 Range $31.36 - $42.33

Q4 2021

Shares 509,907 Value ($000) $20,504 Avg Close $37.33 Range $31.79 - $41.20

Q3 2021

Shares 450,624 Value ($000) $18,331 Avg Close $41.81 Range $37.80 - $46.62

Q2 2021

Shares 421,453 Value ($000) $19,138 Avg Close $44.26 Range $38.65 - $51.57

Q1 2021

Shares 420,171 Value ($000) $17,517 Avg Close $45.65 Range $38.80 - $56.40

Q4 2020

Shares 445,237 Value ($000) $19,016 Avg Close $35.95 Range $25.70 - $44.53

Q3 2020

Shares 433,087 Value ($000) $11,382 Avg Close $27.85 Range $25.17 - $29.77

Q2 2020

Shares 487,053 Value ($000) $13,058 Avg Close $22.56 Range $15.89 - $27.22

Q1 2020

Shares 432,497 Value ($000) $7,781 Avg Close $18.98 Range $12.71 - $22.06

Q4 2019

Shares 542,463 Value ($000) $9,618 Avg Close $17.32 Range $14.61 - $19.73

Q3 2019

Shares 558,391 Value ($000) $8,661 Avg Close $16.47 Range $15.07 - $17.79

Q2 2019

Shares 540,775 Value ($000) $9,291 Avg Close $16.14 Range $14.65 - $17.43

Q1 2019

Shares 420,334 Value ($000) $6,767 Avg Close $16.20 Range $13.84 - $17.76

Q4 2018

Shares 416,996 Value ($000) $6,101 Avg Close $15.95 Range $13.24 - $18.76

Q3 2018

Shares 199,617 Value ($000) $3,627 Avg Close $17.52 Range $16.46 - $18.85

Q2 2018

Shares 259,445 Value ($000) $4,377 Avg Close $18.91 Range $16.74 - $20.54

Q1 2018

Shares 382,350 Value ($000) $7,490 Avg Close $19.37 Range $16.06 - $21.48

Q4 2017

Shares 552,991 Value ($000) $11,204 Avg Close $18.38 Range $16.58 - $21.13

Q3 2017

Shares 275,939 Value ($000) $4,793 Avg Close $13.54 Range $11.41 - $17.62

Q2 2017

Shares 110,276 Value ($000) $1,414 Avg Close $13.36 Range $11.51 - $15.05

Q1 2017

Shares 126,655 Value ($000) $1,641 Avg Close $12.64 Range $9.68 - $15.20

Q4 2016

Shares 127,327 Value ($000) $1,258 Avg Close $10.95 Range $8.18 - $14.38

Q3 2016

Shares 153,402 Value ($000) $1,853 Avg Close $10.22 Range $8.43 - $12.75

Q2 2016

Shares 163,184 Value ($000) $1,408 Avg Close $9.87 Range $7.70 - $12.33

Q1 2016

Shares 204,611 Value ($000) $1,938 Avg Close $9.41 Range $6.96 - $17.51

Q4 2015

Shares 396,771 Value ($000) $6,876 Avg Close $15.94 Range $12.80 - $18.65

Q3 2015

Shares 337,211 Value ($000) $4,529 Avg Close $20.08 Range $12.80 - $25.25

Q2 2015

Shares 83,904 Value ($000) $1,895 Avg Close $17.58 Range $13.91 - $22.85

Q1 2015

Shares 84,170 Value ($000) $1,202 Avg Close $14.42 Range $9.47 - $16.55

Q4 2014

Shares 96,434 Value ($000) $931 Avg Close $8.88 Range $7.51 - $10.00

Q3 2014

Shares 91,968 Value ($000) $837 Avg Close $9.52 Range $8.58 - $10.70

Q2 2014

Shares 86,727 Value ($000) $857 Avg Close $8.48 Range $6.88 - $12.97

Q1 2014

Shares 72,980 Value ($000) $927 Avg Close $14.84 Range $11.28 - $18.18

Q4 2013

Shares 75,140 Value ($000) $1,126 Avg Close $12.86 Range $9.33 - $16.36

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	380,409	$25,602	$67.27	$61.23 - $76.30
Q3 2025	171,556	$12,582	$66.43	$51.78 - $79.50
Q2 2025	132,526	$6,894	$56.90	$47.50 - $70.51
Q1 2025	895,412	$57,136	$58.09	$47.52 - $66.00
Q4 2024	866,366	$41,421	$51.28	$42.01 - $62.13
Q3 2024	851,287	$48,728	$57.33	$50.68 - $65.53
Q2 2024	821,266	$43,002	$43.86	$37.73 - $53.00
Q1 2024	748,722	$30,458	$37.49	$33.15 - $42.64
Q4 2023	711,235	$26,287	$37.66	$32.83 - $42.82
Q3 2023	633,658	$24,206	$40.96	$35.71 - $45.00
Q2 2023	619,080	$22,330	$34.12	$29.85 - $38.80
Q1 2023	530,806	$20,233	$46.91	$32.83 - $57.00
Q4 2022	598,843	$34,074	$51.20	$39.17 - $59.46
Q3 2022	629,756	$24,901	$44.20	$38.03 - $52.98
Q2 2022	611,755	$26,918	$43.25	$36.95 - $48.58
Q1 2022	560,254	$22,343	$35.62	$31.36 - $42.33
Q4 2021	509,907	$20,504	$37.33	$31.79 - $41.20
Q3 2021	450,624	$18,331	$41.81	$37.80 - $46.62
Q2 2021	421,453	$19,138	$44.26	$38.65 - $51.57
Q1 2021	420,171	$17,517	$45.65	$38.80 - $56.40
Q4 2020	445,237	$19,016	$35.95	$25.70 - $44.53
Q3 2020	433,087	$11,382	$27.85	$25.17 - $29.77
Q2 2020	487,053	$13,058	$22.56	$15.89 - $27.22
Q1 2020	432,497	$7,781	$18.98	$12.71 - $22.06
Q4 2019	542,463	$9,618	$17.32	$14.61 - $19.73
Q3 2019	558,391	$8,661	$16.47	$15.07 - $17.79
Q2 2019	540,775	$9,291	$16.14	$14.65 - $17.43
Q1 2019	420,334	$6,767	$16.20	$13.84 - $17.76
Q4 2018	416,996	$6,101	$15.95	$13.24 - $18.76
Q3 2018	199,617	$3,627	$17.52	$16.46 - $18.85
Q2 2018	259,445	$4,377	$18.91	$16.74 - $20.54
Q1 2018	382,350	$7,490	$19.37	$16.06 - $21.48
Q4 2017	552,991	$11,204	$18.38	$16.58 - $21.13
Q3 2017	275,939	$4,793	$13.54	$11.41 - $17.62
Q2 2017	110,276	$1,414	$13.36	$11.51 - $15.05
Q1 2017	126,655	$1,641	$12.64	$9.68 - $15.20
Q4 2016	127,327	$1,258	$10.95	$8.18 - $14.38
Q3 2016	153,402	$1,853	$10.22	$8.43 - $12.75
Q2 2016	163,184	$1,408	$9.87	$7.70 - $12.33
Q1 2016	204,611	$1,938	$9.41	$6.96 - $17.51
Q4 2015	396,771	$6,876	$15.94	$12.80 - $18.65
Q3 2015	337,211	$4,529	$20.08	$12.80 - $25.25
Q2 2015	83,904	$1,895	$17.58	$13.91 - $22.85
Q1 2015	84,170	$1,202	$14.42	$9.47 - $16.55
Q4 2014	96,434	$931	$8.88	$7.51 - $10.00
Q3 2014	91,968	$837	$9.52	$8.58 - $10.70
Q2 2014	86,727	$857	$8.48	$6.88 - $12.97
Q1 2014	72,980	$927	$14.84	$11.28 - $18.18
Q4 2013	75,140	$1,126	$12.86	$9.33 - $16.36