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Dennis A Ausiello

Director · Alnylam Pharmaceuticals

Dennis A Ausiello (Director) filed 1 Form 4 report in the past 24 months (0 purchases, 1 sale), most often in Alnylam Pharmaceuticals, Inc. (ALNY). The largest single filing was $13.7M of ALNY (31,448 sh across 11 lots, as filed), executed Aug 14 2025. 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
1
0 buys · 1 sells
Median delay
–
measured on stock purchases
Volume, ttmiDollar value disclosed in the trailing twelve months
$13.7M
shares × price, as filed
Last traded
Aug 14 2025
Filed Aug 15 2025

Median ADV $470.9M across their filed names

Open performance→
Volume by month
$13.7M$6.9M$0Dec 2024Jun 2025Dec 2025Jun 2026Aug 2025 · sells $13.7M
Buys $0 Sells $13.7M

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

Sectors filed on
Healthcare 1 filing

Sector per market data · by filing · past 24 months

Most traded names
ALNY Alnylam Pharmaceuticals, Inc. ALNY · 0 buys · 1 sell 1 filing
Recent filings
ALNYSALE Alnylam Pharmaceuticals, Inc. View filing → $13.7M
31,448 sh across 11 lots
Exec Aug 14 2025
Filed Aug 15 2025 · 5:30 PM ET