TORLEY HELEN (PRESIDENT AND CEO) sold 6.1% of their position (50K shares) of HALOZYME THERAPEUTICS, INC. on the open market

Open‑market sale worth $3.48M — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 7 sales

TORLEY HELEN

Filed: 3/4/2026ACC: 0001159036-26-000032

InsiderTORLEY HELENCIK 1528185

→

IssuerHALOZYME THERAPEUTICS, INC.CIK 1159036

DirectorOfficer· PRESIDENT AND CEO

Since Mar 2026

-50K

Net shares

Net seller

$3.48M

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

2.6%

3/2/2026

767.78K→787.78K

Common Stock

Direct

S · Sale

−4.10K

Price / share

$69.20

Trade value

$283.71K

% of position

0.5%

3/2/2026

787.78K→783.68K

Common Stock

Direct

S · Sale

−15.32K

Price / share

$69.80

Trade value

$1.07M

% of position

2.0%

3/2/2026

783.68K→768.36K

Common Stock

Direct

S · Sale

−578.00

Price / share

$70.46

Trade value

$40.73K

% of position

0.1%

3/2/2026

768.36K→767.78K

Common Stock

Direct

M · Option Exercise

+20K

Price / share

$12.07

Trade value

$241.40K

% of position

2.6%

3/3/2026

767.78K→787.78K

Common Stock

Direct

S · Sale

−13.48K

Price / share

$68.85

Trade value

$928.17K

% of position

1.7%

3/3/2026

787.78K→774.30K

Common Stock

Direct

S · Sale

−6.52K

Price / share

$69.33

Trade value

$451.98K

% of position

0.8%

3/3/2026

774.30K→767.78K

Common Stock

Direct

M · Option Exercise

+10K

Price / share

$12.07

Trade value

$120.70K

% of position

1.3%

3/4/2026

767.78K→777.78K

Common Stock

Direct

S · Sale

−7.33K

Price / share

$69.94

Trade value

$512.62K

% of position

0.9%

3/4/2026

777.78K→770.45K

Common Stock

Direct

S · Sale

−2.67K

Price / share

$70.94

Trade value

$189.49K

% of position

0.3%

3/4/2026

770.45K→767.78K

Total

Net shares

+0.00

Net value

-$2.87M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	3/2/2026	M · Option Exercise	+20K	$12.07	$241.40K	2.6%	767.78K	787.78K
Common Stock Direct	3/2/2026	S · Sale	−4.10K	$69.20	$283.71K	0.5%	787.78K	783.68K
Common Stock Direct	3/2/2026	S · Sale	−15.32K	$69.80	$1.07M	2.0%	783.68K	768.36K
Common Stock Direct	3/2/2026	S · Sale	−578.00	$70.46	$40.73K	0.1%	768.36K	767.78K
Common Stock Direct	3/3/2026	M · Option Exercise	+20K	$12.07	$241.40K	2.6%	767.78K	787.78K
Common Stock Direct	3/3/2026	S · Sale	−13.48K	$68.85	$928.17K	1.7%	787.78K	774.30K
Common Stock Direct	3/3/2026	S · Sale	−6.52K	$69.33	$451.98K	0.8%	774.30K	767.78K
Common Stock Direct	3/4/2026	M · Option Exercise	+10K	$12.07	$120.70K	1.3%	767.78K	777.78K
Common Stock Direct	3/4/2026	S · Sale	−7.33K	$69.94	$512.62K	0.9%	777.78K	770.45K
Common Stock Direct	3/4/2026	S · Sale	−2.67K	$70.94	$189.49K	0.3%	770.45K	767.78K
Total			+0.00		-$2.87M

Derivative Transactions3

Option to Purchase Common Stock

Direct

M · Option Exercise

Converts to

Common Stock

20K shares

−20K

Strike price

12.07

Held after

181.92K

Exercisable

—

3/2/2026

Option to Purchase Common Stock

Direct

M · Option Exercise

Converts to

Common Stock

20K shares

−20K

Strike price

12.07

Held after

161.92K

Exercisable

—

3/3/2026

Option to Purchase Common Stock

Direct

M · Option Exercise

Converts to

Common Stock

10K shares

−10K

Strike price

12.07

Held after

151.92K

Exercisable

—

3/4/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Option to Purchase Common Stock Direct	Common Stock20K shares	3/2/2026	M · Option Exercise	−20K	12.07	—	181.92K
Option to Purchase Common Stock Direct	Common Stock20K shares	3/3/2026	M · Option Exercise	−20K	12.07	—	161.92K
Option to Purchase Common Stock Direct	Common Stock10K shares	3/4/2026	M · Option Exercise	−10K	12.07	—	151.92K