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Helen Torley

PRESIDENT AND CEO · Halozyme Therapeutics

Helen Torley (PRESIDENT AND CEO) filed 11 Form 4 reports in the trailing twelve months (0 purchases, 11 sales), most often in Halozyme Therapeutics, Inc. (HALO). The largest single filing was $6.6M of HALO (59,600 sh across 10 lots, as filed), executed Oct 6. Data as of Nov 8 2026.

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Return, ttmiAverage return per filing, trailing twelve months
–
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
–
returns measure stock purchases only
Filings, ttm
11
0 buys · 11 sells
Median delay
–
measured on stock purchases
Volume, ttmiDollar value disclosed in the trailing twelve months
$37.3M
shares × price, as filed
Last traded
Oct 8
Filed Oct 8

Median ADV $214.5M across their filed names

Open performance→
Volume by month
$6.6M$3.3M$0Dec 2024Jun 2025Dec 2025Jun 2026Jun 2025 · sells $3.2MJul 2025 · sells $3.4MAug 2025 · sells $3.7MSep 2025 · sells $4.4MOct 2025 · sells $4.2MNov 2025 · sells $4.1MDec 2025 · sells $1.1MFeb 2026 · sells $3.9MMar 2026 · sells $3.4MApr 2026 · sells $3.2MMay 2026 · sells $3.3MJun 2026 · sells $3.3MAug 2026 · sells $6.1MSep 2026 · sells $6.4MOct 2026 · sells $6.6M
Buys $0 Sells $60.3M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Healthcare 11 filings

Sector per market data · by filing · past 12 months

Most traded names
HALO Halozyme Therapeutics, Inc. HALO · 0 buys · 16 sells 16 filings
Recent filings
HALOSALE Halozyme Therapeutics, Inc. View filing → $3.9M
50,000 sh across 7 lots
Exec Feb 3
Filed Feb 5 · 5:30 PM ET
HALOSALE Halozyme Therapeutics, Inc. View filing → $1.1M
15,808 sh across 2 lots
Exec Dec 1 2025
Filed Dec 1 2025 · 5:30 PM ET
HALOSALE Halozyme Therapeutics, Inc. View filing → $4.1M
59,402 sh across 6 lots
Exec Nov 10 2025
Filed Nov 12 2025 · 5:30 PM ET
HALOSALE Halozyme Therapeutics, Inc. View filing → $4.2M
58,476 sh across 8 lots
Exec Oct 1 2025
Filed Oct 3 2025 · 5:30 PM ET
HALOSALE Halozyme Therapeutics, Inc. View filing → $4.4M
59,700 sh across 7 lots
Exec Sep 2 2025
Filed Sep 4 2025 · 5:30 PM ET
HALOSALE Halozyme Therapeutics, Inc. View filing → $3.7M
58,717 sh across 5 lots
Exec Aug 11 2025
Filed Aug 13 2025 · 5:30 PM ET
HALOSALE Halozyme Therapeutics, Inc. View filing → $3.4M
59,792 sh across 5 lots
Exec Jul 8 2025
Filed Jul 10 2025 · 5:30 PM ET
HALOSALE Halozyme Therapeutics, Inc. View filing → $3.2M
60,000 sh across 4 lots
Exec Jun 20 2025
Filed Jun 24 2025 · 5:30 PM ET