WL
Insider
William Lis
DirectorWilliam Lis (Director) filed 2 Form 4 reports in the trailing twelve months (0 purchases, 2 sales), most often in Zai Lab Limited (ZLAB). The largest single filing was $213K of ZLAB (8,506 sh × $25.00, as filed), executed Aug 12.
Add to watchlistReturn, 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
2
0 buys · 2 sells
Median delay
–
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$340K
shares × price, as filed
Last traded
Aug 12
Filed Aug 13
Median ADV $26.3M across their filed names
Open performance→Volume by month
Buys $0
Sells $1.3M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Healthcare
2 filings
Sector per market data · by filing · past 12 months
Most traded names
ZLABRecent filings
ZLABSALE
Zai Lab Limited
View filing →
$213K8,506 sh × $25.00
Exec Aug 12
Filed Aug 13 · 4:15 PM ET ZLABSALE Zai Lab Limited View filing → $127K
7,040 sh × $18.09
Exec Jun 22
Filed Jun 24 · 5:30 PM ET ZLABSALE Zai Lab Limited View filing → $493K
13,814 sh × $35.67
Exec Jun 20 2025
Filed Jun 23 2025 · 5:30 PM ET ZLABSALE Zai Lab Limited View filing → $495K
15,000 sh × $32.98
Exec Feb 28 2025
Filed Mar 4 2025 · 5:30 PM ET