Paydirt
WL
Insider

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
20
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
$14.2M$7.1M$0Oct 2024Apr 2025Oct 2025Apr 2026Dec 2024 · sells $3.6MJan 2025 · sells $5.4MFeb 2025 · sells $10.3MMar 2025 · sells $3.9MApr 2025 · sells $822KMay 2025 · sells $3.8MJun 2025 · sells $14.2MJul 2025 · sells $1.3MAug 2025 · sells $1.6MDec 2025 · sells $3.8MJan 2026 · sells $6.4MFeb 2026 · sells $4.1MMar 2026 · sells $3.1MApr 2026 · sells $3.3MMay 2026 · sells $5.5MJun 2026 · sells $3.6MJul 2026 · sells $2.4M
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 → $13.4M
133,663 sh across 6 lots
Exec Jun 16 2025
Filed Jun 18 2025 · 5:30 PM ET
INSMSALE Insmed Incorporated View filing → $808K
11,302 sh across 3 lots
Exec Jun 2 2025
Filed Jun 4 2025 · 5:30 PM ET
INSMSALE Insmed Incorporated View filing → $1.9M
27,887 sh across 6 lots
Exec May 20 2025
Filed May 22 2025 · 5:30 PM ET
INSMSALE Insmed Incorporated View filing → $1.4M
21,213 sh across 3 lots
Exec May 13 2025
Filed May 15 2025 · 5:30 PM ET