HALOZYME THERAPEUTICS INC

Ticker: HALO CUSIP: 40637H109 Class: EQTY

Castellan Group's Holding History (CIK: 0001832521)

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

Q3 2025

Shares 16,000 Value ($000) $1,173 Avg Close $66.43 Range $51.78 - $79.50

Q2 2025

Shares 16,000 Value ($000) $832 Avg Close $56.90 Range $47.50 - $70.51

Q1 2025

Shares 254,477 Value ($000) $16,238 Avg Close $58.09 Range $47.52 - $66.00

Q4 2024

Shares 116,470 Value ($000) $5,568 Avg Close $51.28 Range $42.01 - $62.13

Q3 2024

Shares 113,798 Value ($000) $6,514 Avg Close $57.33 Range $50.68 - $65.53

Q2 2024

Shares 108,922 Value ($000) $5,703 Avg Close $43.86 Range $37.73 - $53.00

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	16,000	$1,173	$66.43	$51.78 - $79.50
Q2 2025	16,000	$832	$56.90	$47.50 - $70.51
Q1 2025	254,477	$16,238	$58.09	$47.52 - $66.00
Q4 2024	116,470	$5,568	$51.28	$42.01 - $62.13
Q3 2024	113,798	$6,514	$57.33	$50.68 - $65.53
Q2 2024	108,922	$5,703	$43.86	$37.73 - $53.00