Torley Helen Insider Trades & Stock Holdings

PRESIDENT AND CEO · Halozyme Therapeutics, Inc. · Latest filing Oct 8, 2026

Torley Helen, PRESIDENT AND CEO at Halozyme Therapeutics, Inc. has 3 Form 4 trades on file since Oct 6, 2026. Open-market activity: 0 purchases ($0) and 3 sales ($6.61M), net -$6.61M. Latest filing: disposed of 20K shares of $HALO on Oct 8, 2026 at $109.40.

Trades on file

3

Open-market bought

$0

Open-market sold

$6.61M

Net open-market

-$6.61M

Latest filing

Oct 8, 2026

All insider trades by Torley Helen

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Oct 8, 2026	$HALO	Sell (Open-market sale) 10b5-1	20K	$109.40	$2.19M			+10.6%			PRESIDENT AND CEO		—
Oct 7, 2026	$HALO	Sell (Open-market sale) 10b5-1	20K	$111.55	$2.23M			+5.4%			PRESIDENT AND CEO		—
Oct 6, 2026	$HALO	Sell (Open-market sale) 10b5-1	20K	$109.58	$2.19M			-0.1%			PRESIDENT AND CEO		—

"Buy" means shares acquired on the Form 4 (including grants and option exercises); "Sell" means shares disposed. 1W / 1M / 6M = how the stock moved after the trade.

Stocks Torley Helen traded

• $HALO

Frequently asked questions

Has Torley Helen been buying or selling stock?

Torley Helen has 0 open-market purchases and 3 open-market sales on file, net -$6.61M. Grants, option exercises and tax withholding are listed separately because they are not open-market trades.

What was Torley Helen's latest insider trade?

disposed of 20K shares of $HALO on Oct 8, 2026 at $109.40.

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.