WK
Insider
William R Klesse
DirectorWilliam R Klesse (Director) filed 1 Form 4 report in the trailing twelve months (1 purchase, 0 sales), most often in Occidental Petroleum Corporation (OXY). Across 1 priced purchase filing, the average 21-session return was +8.5% from execution and +8.6% from disclosure (delay-adjusted; derived). The largest single filing was $195K of OXY (5,000 sh × $38.98, as filed), executed Dec 16 2025.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
+8.5%
avg across 1 priced filings
Delay-adjustediThe same average, entered at disclosure dates
+8.6%
same 1 filings, from disclosure
Filings, ttm
1
1 buys · 0 sells
Median delay
1d
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$195K
shares × price, as filed
Last traded
Dec 16 2025
Filed Dec 17 2025
Median ADV $570.3M across their filed names
Open performance→Volume by month
Buys $195K
Sells $0
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Energy
1 filing
Sector per market data · by filing · past 12 months
Most traded names
OXYRecent filings
OXYPURCHASE
Occidental Petroleum Corporation
View filing →
$195K5,000 sh × $38.98
Exec Dec 16 2025
Filed Dec 17 2025 · 5:00 PM ET