TORLEY HELEN (PRESIDENT AND CEO) sold 6.6% of their position (50K shares) of HALOZYME THERAPEUTICS, INC. on the open market

Open‑market sale worth $3.85M — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 7 sales

TORLEY HELEN

Filed: 2/5/2026ACC: 0001159036-26-000012

InsiderTORLEY HELENCIK 1528185

→

IssuerHALOZYME THERAPEUTICS, INC.CIK 1159036

DirectorOfficer· PRESIDENT AND CEO

Since Mar 2026

-50K

Net shares

Net seller

$3.85M

Total sold

Open market trades

0B · 7S

Total transactions

50K acquired · 100K disposed

Non-Derivative Transactions10

Common Stock

Direct

M · Option Exercise

+20K

Price / share

$12.07

Trade value

$241.40K

% of position

2.8%

2/3/2026

708.72K→728.72K

Common Stock

Direct

S · Sale

−2.55K

Price / share

$74.88

Trade value

$191.02K

% of position

0.4%

2/3/2026

728.72K→726.17K

Common Stock

Direct

S · Sale

−9.66K

Price / share

$75.94

Trade value

$733.54K

% of position

1.3%

2/3/2026

726.17K→716.51K

Common Stock

Direct

S · Sale

−7.79K

Price / share

$76.73

Trade value

$597.76K

% of position

1.1%

2/3/2026

716.51K→708.72K

Common Stock

Direct

M · Option Exercise

+20K

Price / share

$12.07

Trade value

$241.40K

% of position

2.8%

2/4/2026

708.72K→728.72K

Common Stock

Direct

S · Sale

−9.90K

Price / share

$76.94

Trade value

$761.67K

% of position

1.4%

2/4/2026

728.72K→718.82K

Common Stock

Direct

S · Sale

−10.10K

Price / share

$77.54

Trade value

$783.15K

% of position

1.4%

2/4/2026

718.82K→708.72K

Common Stock

Direct

M · Option Exercise

+10K

Price / share

$12.07

Trade value

$120.70K

% of position

1.4%

2/5/2026

708.72K→718.72K

Common Stock

Direct

S · Sale

−5.38K

Price / share

$78.38

Trade value

$421.37K

% of position

0.7%

2/5/2026

718.72K→713.34K

Common Stock

Direct

S · Sale

−4.62K

Price / share

$78.94

Trade value

$365K

% of position

0.6%

2/5/2026

713.34K→708.72K

Total

Net shares

+0.00

Net value

-$3.25M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	2/3/2026	M · Option Exercise	+20K	$12.07	$241.40K	2.8%	708.72K	728.72K
Common Stock Direct	2/3/2026	S · Sale	−2.55K	$74.88	$191.02K	0.4%	728.72K	726.17K
Common Stock Direct	2/3/2026	S · Sale	−9.66K	$75.94	$733.54K	1.3%	726.17K	716.51K
Common Stock Direct	2/3/2026	S · Sale	−7.79K	$76.73	$597.76K	1.1%	716.51K	708.72K
Common Stock Direct	2/4/2026	M · Option Exercise	+20K	$12.07	$241.40K	2.8%	708.72K	728.72K
Common Stock Direct	2/4/2026	S · Sale	−9.90K	$76.94	$761.67K	1.4%	728.72K	718.82K
Common Stock Direct	2/4/2026	S · Sale	−10.10K	$77.54	$783.15K	1.4%	718.82K	708.72K
Common Stock Direct	2/5/2026	M · Option Exercise	+10K	$12.07	$120.70K	1.4%	708.72K	718.72K
Common Stock Direct	2/5/2026	S · Sale	−5.38K	$78.38	$421.37K	0.7%	718.72K	713.34K
Common Stock Direct	2/5/2026	S · Sale	−4.62K	$78.94	$365K	0.6%	713.34K	708.72K
Total			+0.00		-$3.25M

Derivative Transactions3

Option to Purchase Common Stock

Direct

M · Option Exercise

Converts to

Common Stock

20K shares

−20K

Strike price

12.07

Held after

231.92K

Exercisable

—

2/3/2026

Option to Purchase Common Stock

Direct

M · Option Exercise

Converts to

Common Stock

20K shares

−20K

Strike price

12.07

Held after

211.92K

Exercisable

—

2/4/2026

Option to Purchase Common Stock

Direct

M · Option Exercise

Converts to

Common Stock

10K shares

−10K

Strike price

12.07

Held after

201.92K

Exercisable

—

2/5/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Option to Purchase Common Stock Direct	Common Stock20K shares	2/3/2026	M · Option Exercise	−20K	12.07	—	231.92K
Option to Purchase Common Stock Direct	Common Stock20K shares	2/4/2026	M · Option Exercise	−20K	12.07	—	211.92K
Option to Purchase Common Stock Direct	Common Stock10K shares	2/5/2026	M · Option Exercise	−10K	12.07	—	201.92K