William Lewis

Chair and CEO

William Lewis (Chair and CEO) filed 20 Form 4 reports in the trailing twelve months (0 purchases, 20 sales), most often in Insmed Incorporated (INSM). The largest single filing was $3.1M of INSM (18,146 sh across 3 lots, as filed), executed Jan 12.

Add to watchlist

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

0 buys · 20 sells

Median delay

–

execution → disclosure

Volume, ttmiDollar value disclosed in the trailing twelve months

$32.2M

shares × price, as filed

Last traded

Jul 23

Filed Jul 24

Median ADV $401.1M across their filed names

Open performance→

Volume by month

Buys $0 Sells $77.1M

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

Sectors filed on

Healthcare 20 filings

Sector per market data · by filing · past 12 months

Most traded names

INSM

Insmed Incorporated INSM · 0 buys · 41 sells 41 filings

Recent filings

INSMSALE Insmed Incorporated View filing → $3.1M
18,146 sh across 3 lots
Exec Jan 12
Filed Jan 13 · 5:30 PM ET INSMSALE Insmed Incorporated View filing → $1.7M
9,676 sh across 3 lots
Exec Jan 6
Filed Jan 8 · 5:30 PM ET INSMSALE Insmed Incorporated View filing → $1.6M
9,489 sh across 6 lots
Exec Dec 18 2025
Filed Dec 19 2025 · 5:30 PM ET INSMSALE Insmed Incorporated View filing → $2.2M
10,699 sh across 4 lots
Exec Dec 4 2025
Filed Dec 5 2025 · 5:30 PM ET INSMSALE Insmed Incorporated View filing → $881K
6,865 sh across 3 lots
Exec Aug 18 2025
Filed Aug 20 2025 · 5:30 PM ET INSMSALE Insmed Incorporated View filing → $750K
6,830 sh across 3 lots
Exec Aug 4 2025
Filed Aug 6 2025 · 5:30 PM ET INSMSALE Insmed Incorporated View filing → $682K
6,660 sh across 2 lots
Exec Jul 15 2025
Filed Jul 15 2025 · 5:30 PM ET INSMSALE Insmed Incorporated View filing → $590K
6,015 sh across 2 lots
Exec Jul 1 2025
Filed Jul 2 2025 · 5:30 PM ET More filings →