SK
Insider
Sean D Keohane
President and CEOSean D Keohane (President and CEO) filed 3 Form 4 reports in the trailing twelve months (0 purchases, 3 sales), most often in Cabot Corporation (CBT). The largest single filing was $11.5M of CBT (134,895 sh × $85.00, as filed), executed Aug 28.
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
3
0 buys · 3 sells
Median delay
–
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$19.6M
shares × price, as filed
Last traded
Aug 28
Filed Aug 31
Median ADV $46.9M across their filed names
Open performance→Volume by month
Buys $0
Sells $28.7M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Basic Materials
3 filings
Sector per market data · by filing · past 12 months
Most traded names
CBTRecent filings
CBTSALE
Cabot Corporation
View filing →
$11.5M134,895 sh × $85.00
Exec Aug 28
Filed Aug 31 · 7:00 PM ET CBTSALE Cabot Corporation View filing → $238K
2,779 sh × $85.50
Exec Aug 24
Filed Aug 26 · 2:42 PM ET CBTSALE Cabot Corporation View filing → $7.9M
91,923 sh × $86.41
Exec Aug 7
Filed Aug 11 · 6:00 PM ET CBTSALE Cabot Corporation View filing → $9.1M
114,436 sh across 4 lots
Exec Aug 14 2025
Filed Aug 15 2025 · 5:30 PM ET