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Spencer R Berthelsen

Director

Spencer R Berthelsen (Director) filed 2 Form 4 reports in the trailing twelve months (0 purchases, 2 sales), most often in Ionis Pharmaceuticals, Inc. (IONS). The largest single filing was $605K of IONS (8,000 sh × $75.67, as filed), executed Jun 1.

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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
2
0 buys · 2 sells
Median delay
–
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$1.2M
shares × price, as filed
Last traded
Jun 15
Filed Jun 16

Median ADV $142.4M across their filed names

Open performance→
Volume by month
$1.2M$597K$0Oct 2024Apr 2025Oct 2025Apr 2026Jun 2026 · sells $1.2M
Buys $0 Sells $1.2M

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

Sectors filed on
Healthcare 2 filings

Sector per market data · by filing · past 12 months

Most traded names
IONS Ionis Pharmaceuticals, Inc. IONS · 0 buys · 2 sells 2 filings
Recent filings
IONSSALE Ionis Pharmaceuticals, Inc. View filing → $588K
8,000 sh × $73.49
Exec Jun 15
Filed Jun 16 · 5:30 PM ET IONSSALE Ionis Pharmaceuticals, Inc. View filing → $605K
8,000 sh × $75.67
Exec Jun 1
Filed Jun 3 · 5:30 PM ET