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Insider

Barbara Weber

Director, Executive Chair

Barbara Weber (Director, Executive Chair) filed 1 Form 4 report in the trailing twelve months (0 purchases, 1 sale), most often in Revolution Medicines, Inc. (RVMD). The largest single filing was $370K of TNGX (30,186 sh × $12.26, as filed), executed Feb 3.

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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
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$370K
shares × price, as filed
Last traded
Feb 3
Filed Feb 4

Median ADV $323.5M across their filed names

Open performance
Volume by month
$370K$185K$0Oct 2024Apr 2025Oct 2025Apr 2026Oct 2024 · sells $250KFeb 2026 · sells $370K
Buys $0 Sells $620K

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
RVMD Revolution Medicines, Inc. RVMD · 0 buys · 1 sell 1 filing TNGX Tango Therapeutics, Inc. TNGX · 0 buys · 1 sell 1 filing
Recent filings
TNGXSALE Tango Therapeutics, Inc. View filing → $370K
30,186 sh × $12.26
Exec Feb 3
Filed Feb 4 · 5:30 PM ET
RVMDSALE Revolution Medicines, Inc. View filing → $250K
5,200 sh × $48.02
Exec Oct 8 2024
Filed Oct 10 2024 · 5:30 PM ET