HALOZYME THERAPEUTICS INC

Ticker: HALO CUSIP: 40637H109 Class: EQTY

SEI INVESTMENTS CO's Holding History (CIK: 0000350894)

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

Q4 2025

Shares 901,144 Value ($000) $60,647 Avg Close $67.27 Range $61.23 - $76.30

Q3 2025

Shares 460,992 Value ($000) $33,809 Avg Close $66.43 Range $51.78 - $79.50

Q2 2025

Shares 411,378 Value ($000) $21,399 Avg Close $56.90 Range $47.50 - $70.51

Q1 2025

Shares 196,723 Value ($000) $12,553 Avg Close $58.09 Range $47.52 - $66.00

Q4 2024

Shares 165,965 Value ($000) $7,935 Avg Close $51.28 Range $42.01 - $62.13

Q3 2024

Shares 335,899 Value ($000) $19,227 Avg Close $57.33 Range $50.68 - $65.53

Q2 2024

Shares 324,209 Value ($000) $16,976 Avg Close $43.86 Range $37.73 - $53.00

Q1 2024

Shares 329,123 Value ($000) $13,389 Avg Close $37.49 Range $33.15 - $42.64

Q4 2023

Shares 480,796 Value ($000) $17,770 Avg Close $37.66 Range $32.83 - $42.82

Q3 2023

Shares 528,100 Value ($000) $20,173 Avg Close $40.96 Range $35.71 - $45.00

Q2 2023

Shares 393,971 Value ($000) $14,210 Avg Close $34.12 Range $29.85 - $38.80

Q1 2023

Shares 409,355 Value ($000) $15,633 Avg Close $46.91 Range $32.83 - $57.00

Q4 2022

Shares 367,777 Value ($000) $20,927 Avg Close $51.20 Range $39.17 - $59.46

Q3 2022

Shares 418,646 Value ($000) $16,553 Avg Close $44.20 Range $38.03 - $52.98

Q2 2022

Shares 393,017 Value ($000) $17,299 Avg Close $43.25 Range $36.95 - $48.58

Q1 2022

Shares 410,171 Value ($000) $16,393 Avg Close $35.62 Range $31.36 - $42.33

Q4 2021

Shares 443,653 Value ($000) $17,856 Avg Close $37.33 Range $31.79 - $41.20

Q3 2021

Shares 374,138 Value ($000) $15,226 Avg Close $41.81 Range $37.80 - $46.62

Q2 2021

Shares 388,402 Value ($000) $17,635 Avg Close $44.26 Range $38.65 - $51.57

Q1 2021

Shares 408,111 Value ($000) $17,005 Avg Close $45.65 Range $38.80 - $56.40

Q4 2020

Shares 307,840 Value ($000) $13,117 Avg Close $35.95 Range $25.70 - $44.53

Q3 2020

Shares 533,490 Value ($000) $14,000 Avg Close $27.85 Range $25.17 - $29.77

Q2 2020

Shares 547,933 Value ($000) $14,664 Avg Close $22.56 Range $15.89 - $27.22

Q1 2020

Shares 499,466 Value ($000) $8,959 Avg Close $18.98 Range $12.71 - $22.06

Q4 2019

Shares 93,330 Value ($000) $1,650 Avg Close $17.32 Range $14.61 - $19.73

Q3 2019

Shares 146,791 Value ($000) $2,277 Avg Close $16.47 Range $15.07 - $17.79

Q2 2019

Shares 131,350 Value ($000) $2,257 Avg Close $16.14 Range $14.65 - $17.43

Q1 2019

Shares 153,595 Value ($000) $2,473 Avg Close $16.20 Range $13.84 - $17.76

Q4 2018

Shares 376,339 Value ($000) $6,838 Avg Close $15.95 Range $13.24 - $18.76

Q3 2018

Shares 376,339 Value ($000) $6,838 Avg Close $17.52 Range $16.46 - $18.85

Q2 2018

Shares 335,624 Value ($000) $5,662 Avg Close $18.91 Range $16.74 - $20.54

Q1 2018

Shares 324,044 Value ($000) $6,348 Avg Close $19.37 Range $16.06 - $21.48

Q4 2017

Shares 309,057 Value ($000) $6,261 Avg Close $18.38 Range $16.58 - $21.13

Q3 2017

Shares 322,262 Value ($000) $5,598 Avg Close $13.54 Range $11.41 - $17.62

Q2 2017

Shares 335,025 Value ($000) $4,295 Avg Close $13.36 Range $11.51 - $15.05

Q1 2017

Shares 309,725 Value ($000) $4,014 Avg Close $12.64 Range $9.68 - $15.20

Q4 2016

Shares 307,120 Value ($000) $3,034 Avg Close $10.95 Range $8.18 - $14.38

Q3 2016

Shares 258,885 Value ($000) $3,127 Avg Close $10.22 Range $8.43 - $12.75

Q2 2016

Shares 223,280 Value ($000) $1,927 Avg Close $9.87 Range $7.70 - $12.33

Q1 2016

Shares 218,765 Value ($000) $2,072 Avg Close $9.41 Range $6.96 - $17.51

Q4 2015

Shares 213,345 Value ($000) $3,697 Avg Close $15.94 Range $12.80 - $18.65

Q3 2015

Shares 238,391 Value ($000) $3,202 Avg Close $20.08 Range $12.80 - $25.25

Q2 2015

Shares 104,673 Value ($000) $2,364 Avg Close $17.58 Range $13.91 - $22.85

Q1 2015

Shares 63,213 Value ($000) $903 Avg Close $14.42 Range $9.47 - $16.55

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	901,144	$60,647	$67.27	$61.23 - $76.30
Q3 2025	460,992	$33,809	$66.43	$51.78 - $79.50
Q2 2025	411,378	$21,399	$56.90	$47.50 - $70.51
Q1 2025	196,723	$12,553	$58.09	$47.52 - $66.00
Q4 2024	165,965	$7,935	$51.28	$42.01 - $62.13
Q3 2024	335,899	$19,227	$57.33	$50.68 - $65.53
Q2 2024	324,209	$16,976	$43.86	$37.73 - $53.00
Q1 2024	329,123	$13,389	$37.49	$33.15 - $42.64
Q4 2023	480,796	$17,770	$37.66	$32.83 - $42.82
Q3 2023	528,100	$20,173	$40.96	$35.71 - $45.00
Q2 2023	393,971	$14,210	$34.12	$29.85 - $38.80
Q1 2023	409,355	$15,633	$46.91	$32.83 - $57.00
Q4 2022	367,777	$20,927	$51.20	$39.17 - $59.46
Q3 2022	418,646	$16,553	$44.20	$38.03 - $52.98
Q2 2022	393,017	$17,299	$43.25	$36.95 - $48.58
Q1 2022	410,171	$16,393	$35.62	$31.36 - $42.33
Q4 2021	443,653	$17,856	$37.33	$31.79 - $41.20
Q3 2021	374,138	$15,226	$41.81	$37.80 - $46.62
Q2 2021	388,402	$17,635	$44.26	$38.65 - $51.57
Q1 2021	408,111	$17,005	$45.65	$38.80 - $56.40
Q4 2020	307,840	$13,117	$35.95	$25.70 - $44.53
Q3 2020	533,490	$14,000	$27.85	$25.17 - $29.77
Q2 2020	547,933	$14,664	$22.56	$15.89 - $27.22
Q1 2020	499,466	$8,959	$18.98	$12.71 - $22.06
Q4 2019	93,330	$1,650	$17.32	$14.61 - $19.73
Q3 2019	146,791	$2,277	$16.47	$15.07 - $17.79
Q2 2019	131,350	$2,257	$16.14	$14.65 - $17.43
Q1 2019	153,595	$2,473	$16.20	$13.84 - $17.76
Q4 2018	376,339	$6,838	$15.95	$13.24 - $18.76
Q3 2018	376,339	$6,838	$17.52	$16.46 - $18.85
Q2 2018	335,624	$5,662	$18.91	$16.74 - $20.54
Q1 2018	324,044	$6,348	$19.37	$16.06 - $21.48
Q4 2017	309,057	$6,261	$18.38	$16.58 - $21.13
Q3 2017	322,262	$5,598	$13.54	$11.41 - $17.62
Q2 2017	335,025	$4,295	$13.36	$11.51 - $15.05
Q1 2017	309,725	$4,014	$12.64	$9.68 - $15.20
Q4 2016	307,120	$3,034	$10.95	$8.18 - $14.38
Q3 2016	258,885	$3,127	$10.22	$8.43 - $12.75
Q2 2016	223,280	$1,927	$9.87	$7.70 - $12.33
Q1 2016	218,765	$2,072	$9.41	$6.96 - $17.51
Q4 2015	213,345	$3,697	$15.94	$12.80 - $18.65
Q3 2015	238,391	$3,202	$20.08	$12.80 - $25.25
Q2 2015	104,673	$2,364	$17.58	$13.91 - $22.85
Q1 2015	63,213	$903	$14.42	$9.47 - $16.55