DK
Insider
D Christian Koch
DirectorD Christian Koch (Director) filed 2 Form 4 reports in the trailing twelve months (1 purchase, 1 sale), most often in CSL. The largest single filing was $15.0M of CSL (36,260 sh across 4 lots, as filed), executed Feb 10. The median gap between execution and disclosure was 0 days. Data as of Nov 8 2026.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
–
purchases not yet priced
Delay-adjustediThe same average, entered at disclosure dates
–
purchases not yet priced
Filings, ttm
2
1 buys · 1 sells
Median delay
0d
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$16.0M
shares × price, as filed
Last traded
Oct 29
Filed Oct 29
Median ADV $222.5M across their filed names
100% of their measured filings could not be priced (delisted or unquoted names). The returns above cover only what still trades.
Open performance→Volume by month
Buys $986K
Sells $15.0M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Industrials
1 filing
Not on file
1 filing
Sector per market data · by filing · past 12 months
Most traded names
CSL
CSL
0 buys · 1 sell
1 filing
XYLRecent filings
XYLPURCHASE
Xylem Inc.
View filing →
$986K11,000 sh × $89.60
Exec Oct 29
Filed Oct 29 · 4:15 PM ET CSLSALE CARLISLE COMPANIES INC View filing → $15.0M
36,260 sh across 4 lots
Exec Feb 10
Filed Feb 11 · 5:30 PM ET