CK
Christopher Koeppen (EVP of Aerospace & Defense) filed 5 Form 4 reports in the past 24 months (0 purchases, 5 sales, 1 filed past the two-business-day deadline), most often in Coherent Corp. (COHR). The largest single filing was $902K of COHR (11,280 sh across 3 lots, as filed), executed May 13 2025. Data as of Nov 8 2026.
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
5
0 buys · 5 sells · 1 late
Median delay
–
measured on stock purchases
Volume, ttmiDollar value disclosed in the trailing twelve months
$2.5M
shares × price, as filed
Last traded
Jul 17 2025
Filed Jul 18 2025
Median ADV $1.4B across their filed names
Open performance→Volume by month
Buys $0
Sells $2.5M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Technology
5 filings
Sector per market data · by filing · past 24 months
Most traded names
COHRRecent filings
COHRSALE
Coherent Corp.
View filing →
$789K8,058 sh across 4 lots
Exec Jul 16 2025
Filed Jul 18 2025 · 5:30 PM ET COHRSALE Coherent Corp. View filing → $902K
11,280 sh across 3 lots
Exec May 13 2025
Filed May 14 2025 · 5:30 PM ET COHRSALE Coherent Corp. View filing → $277K
2,590 sh × $107.00
Exec Dec 3 2024
Filed Dec 4 2024 · 5:30 PM ET COHRSALE Coherent Corp. View filing → $553K
5,164 sh across 2 lots
Exec Nov 22 2024
Filed Dec 17 2024 · 5:30 PM ET † COHRSALE Coherent Corp. View filing → $431K
4,176 sh × $103.18
Exec Nov 14 2024
Filed Nov 18 2024 · 5:30 PM ET