Who
William R. Klesse
Director
Company insider
Files Form 4 as: Director, Occidental Petroleum; COB and CEO, Valero Energy; Director, Valero Energy Partners LP; Director, Valero L P.
In numbers
- Trades disclosed
- 239
- Buys
- 16
- Sells
- 30
- Bought
- $6.6M
- Sold
- $76.7M
- Companies
- 4
- Companies where not an officer
- 3
- First trade
- 8 Aug 2005
- Last trade
- 4 May 2026
- Last filed
- 6 May 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 4 May 2026filed 6 May 2026 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Code A | —4,149 at $0.00 | filing |
| 4 May 2026filed 6 May 2026 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Code F | $55K913 at $60.27 | filing |
| 4 May 2026filed 6 May 2026 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Code A | —4,149 at $0.00 | filing |
| 4 May 2026filed 6 May 2026 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Code F | $55K913 at $60.27 | filing |
| 16 Dec 2025filed 17 Dec 2025 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Bought | $195K5,000 at $38.98 | filing |
| 5 May 2025filed 7 May 2025 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Code A | —6,442 at $0.00 | filing |
| 5 May 2025filed 7 May 2025 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Code F | $55K1,418 at $38.81 | filing |
| 31 Mar 2025filed 2 Apr 2025 | OXY Occidental Petroleumoption or derivative · Oil & Gas E&P | SEC FORM 4 Code X | —25,900 at $0.00 | filing |
| 31 Mar 2025filed 2 Apr 2025 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Code X | $552K25,900 at $21.30 | filing |
| 3 May 2024filed 7 May 2024 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Code A | —3,883 at $0.00 | filing |
| 3 May 2024filed 7 May 2024 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Code F | $55K855 at $64.39 | filing |
| 8 May 2023filed 10 May 2023 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Code A | —3,817 at $0.00 | filing |
| 8 May 2023filed 10 May 2023 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Code F | $50K840 at $58.96 | filing |
| 9 May 2022filed 11 May 2022 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Code A | —3,891 at $0.00 | filing |
| 9 May 2022filed 11 May 2022 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Code F | $50K857 at $57.84 | filing |
| 10 May 2021filed 12 May 2021 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Code A | —7,511 at $0.00 | filing |
| 10 May 2021filed 12 May 2021 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Code F | $44K1,653 at $26.63 | filing |
| 25 Aug 2020filed 26 Aug 2020 | OXY Occidental Petroleumoption or derivative · Oil & Gas E&P | SEC FORM 4 Code P | $31K10,000 at $3.10 | filing |
| 25 Aug 2020filed 26 Aug 2020 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Bought | $134K10,000 at $13.43 | filing |
| 1 Jun 2020filed 3 Jun 2020 | OXY Occidental PetroleumOil & Gas E&P | SEC FORM 4 Code A | —11,405 at $0.00 | filing |
News
Comparing Occidental Petroleum (NYSE:OXY) and Ecopetrol (NYSE:EC)OXY · tickerreport.com · 15 Oct 2026
0 headlines in the last 90 days name William R. Klesse; 1 article from the last 14 days about the 1 company they traded most, at most three about any one of them.