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Arlene Morris

Director · Cogent Biosciences

Arlene Morris (Director) filed 1 Form 4 report in the trailing twelve months (0 purchases, 1 sale), most often in Cogent Biosciences, Inc. (COGT). The largest single filing was $1.7M of COGT (45,510 sh across 2 lots, as filed), executed Aug 27. 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
$1.7M
shares × price, as filed
Last traded
Aug 27
Filed Aug 31

Median ADV $84.0M across their filed names

Open performance→
Volume by month
$1.7M$845K$0Dec 2024Jun 2025Dec 2025Jun 2026Aug 2026 · sells $1.7M
Buys $0 Sells $1.7M

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

Sectors filed on
Healthcare 1 filing

Sector per market data · by filing · past 12 months

Most traded names
COGT Cogent Biosciences, Inc. COGT · 0 buys · 1 sell 1 filing
Recent filings
COGTSALE Cogent Biosciences, Inc. View filing → $1.7M
45,510 sh across 2 lots
Exec Aug 27
Filed Aug 31 · 5:01 PM ET