HALOZYME THERAPEUTICS INC

Ticker: HALO CUSIP: 40637H109 Class: EQTY

MACKAY SHIELDS LLC's Holding History (CIK: 0000061227)

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

Q1 2021

Shares 45,855 Value ($000) $1,912 Avg Close $45.65 Range $38.80 - $56.40

Q4 2020

Shares 77,578 Value ($000) $3,314 Avg Close $35.95 Range $25.70 - $44.53

Q3 2020

Shares 89,278 Value ($000) $2,346 Avg Close $27.85 Range $25.17 - $29.77

Q2 2020

Shares 113,878 Value ($000) $3,053 Avg Close $22.56 Range $15.89 - $27.22

Q1 2020

Shares 110,378 Value ($000) $1,986 Avg Close $18.98 Range $12.71 - $22.06

Q4 2019

Shares 126,078 Value ($000) $2,236 Avg Close $17.32 Range $14.61 - $19.73

Q3 2019

Shares 156,378 Value ($000) $2,425 Avg Close $16.47 Range $15.07 - $17.79

Q2 2019

Shares 182,778 Value ($000) $3,140 Avg Close $16.14 Range $14.65 - $17.43

Q1 2019

Shares 54,355 Value ($000) $875 Avg Close $16.20 Range $13.84 - $17.76

Q4 2018

Shares 51,655 Value ($000) $756 Avg Close $15.95 Range $13.24 - $18.76

Q3 2018

Shares 64,863 Value ($000) $1,179 Avg Close $17.52 Range $16.46 - $18.85

Q2 2018

Shares 43,663 Value ($000) $737 Avg Close $18.91 Range $16.74 - $20.54

Q1 2018

Shares 44,863 Value ($000) $879 Avg Close $19.37 Range $16.06 - $21.48

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2021	45,855	$1,912	$45.65	$38.80 - $56.40
Q4 2020	77,578	$3,314	$35.95	$25.70 - $44.53
Q3 2020	89,278	$2,346	$27.85	$25.17 - $29.77
Q2 2020	113,878	$3,053	$22.56	$15.89 - $27.22
Q1 2020	110,378	$1,986	$18.98	$12.71 - $22.06
Q4 2019	126,078	$2,236	$17.32	$14.61 - $19.73
Q3 2019	156,378	$2,425	$16.47	$15.07 - $17.79
Q2 2019	182,778	$3,140	$16.14	$14.65 - $17.43
Q1 2019	54,355	$875	$16.20	$13.84 - $17.76
Q4 2018	51,655	$756	$15.95	$13.24 - $18.76
Q3 2018	64,863	$1,179	$17.52	$16.46 - $18.85
Q2 2018	43,663	$737	$18.91	$16.74 - $20.54
Q1 2018	44,863	$879	$19.37	$16.06 - $21.48