LK
Insider
Louise Frederika Kooij
Chief Accounting OfficerLouise Frederika Kooij (Chief Accounting Officer) filed 6 Form 4 reports in the trailing twelve months (0 purchases, 6 sales, 1 filed past the two-business-day deadline), most often in NewAmsterdam Pharma Company N.V. (NAMS). The largest single filing was $5.2M of NAMS (145,000 sh across 3 lots, as filed), executed Dec 23 2025.
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
6
0 buys · 6 sells · 1 late
Median delay
–
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$16.6M
shares × price, as filed
Last traded
Jul 20
Filed Jul 22
Median ADV $32.2M across their filed names
Open performance→Volume by month
Buys $0
Sells $24.8M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Healthcare
6 filings
Sector per market data · by filing · past 12 months
Most traded names
NAMSRecent filings
NAMSSALE
NewAmsterdam Pharma Company N.V.
View filing →
$206K8,269 sh × $24.86
Exec Aug 25 2025
Filed Aug 27 2025 · 5:30 PM ET NAMSSALE NewAmsterdam Pharma Company N.V. View filing → $3.1M
150,000 sh × $20.37
Exec Mar 4 2025
Filed Mar 5 2025 · 5:30 PM ET NAMSSALE NewAmsterdam Pharma Company N.V. View filing → $707K
45,000 sh × $15.72
Exec Oct 1 2024
Filed Oct 1 2024 · 5:30 PM ET