Who
Alexander Karsner
Director
Company insider
Files Form 4 as: Director, Applied Materials; Director, Exxon Mobil; Director, Codexis.
In numbers
- Trades disclosed
- 36
- Buys
- 0
- Sells
- 6
- Bought
- $0
- Sold
- $4.1M
- Companies
- 3
- Companies where not an officer
- 3
- First trade
- 23 Sep 2008
- Last trade
- 12 Mar 2026
- Last filed
- 13 Mar 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 | |
|---|---|---|---|---|
| 12 Mar 2026filed 13 Mar 2026 | AMAT Applied MaterialsSemiconductor Equipment | SEC FORM 4 Code A | —741 at $0.00 | filing |
| 12 Mar 2026filed 13 Mar 2026 | AMAT Applied MaterialsSemiconductor Equipment | SEC FORM 4 Code A | —741 at $0.00 | filing |
| 2 Jan 2026filed 5 Jan 2026 | Exxon Mobil | SEC FORM 4 Code A | —2,500 at $0.00 | filing |
| 6 Mar 2025filed 10 Mar 2025 | AMAT Applied MaterialsSemiconductor Equipment | SEC FORM 4 Code A | —1,583 at $0.00 | filing |
| 2 Jan 2025filed 3 Jan 2025 | Exxon Mobil | SEC FORM 4 Code A | —2,500 at $0.00 | filing |
| 7 Mar 2024filed 11 Mar 2024 | AMAT Applied MaterialsSemiconductor Equipment | SEC FORM 4 Code A | —1,128 at $0.00 | filing |
| 2 Jan 2024filed 3 Jan 2024 | Exxon Mobil | SEC FORM 4 Code A | —2,500 at $0.00 | filing |
| 9 Mar 2023filed 13 Mar 2023 | AMAT Applied MaterialsSemiconductor Equipment | SEC FORM 4 Code A | —2,050 at $0.00 | filing |
| 3 Jan 2023filed 4 Jan 2023 | Exxon Mobil | SEC FORM 4 Code A | —2,500 | filing |
| 10 Mar 2022filed 14 Mar 2022 | AMAT Applied MaterialsSemiconductor Equipment | SEC FORM 4 Code A | —1,920 at $0.00 | filing |
| 3 Jan 2022filed 4 Jan 2022 | Exxon Mobil | SEC FORM 4 Code A | —2,500 at $0.00 | filing |
| 21 Jun 2021filed 23 Jun 2021 | Exxon Mobil | SEC FORM 4 Code A | —8,000 | filing |
| 11 Mar 2021filed 15 Mar 2021 | AMAT Applied MaterialsSemiconductor Equipment | SEC FORM 4 Code A | —1,919 at $0.00 | filing |
| 22 Jun 2020filed 22 Jun 2020 | AMAT Applied MaterialsSemiconductor Equipment | SEC FORM 4 Sold | $210K3,467 at $60.50 | filing |
| 18 Jun 2020filed 22 Jun 2020 | AMAT Applied MaterialsSemiconductor Equipment | SEC FORM 4 Sold | $1.2M20,027 at $60.43 | filing |
| 12 Mar 2020filed 16 Mar 2020 | AMAT Applied MaterialsSemiconductor Equipment | SEC FORM 4 Code A | —4,987 at $0.00 | filing |
| 7 Mar 2019filed 11 Mar 2019 | AMAT Applied MaterialsSemiconductor Equipment | SEC FORM 4 Code A | —5,988 at $0.00 | filing |
| 8 Mar 2018filed 12 Mar 2018 | AMAT Applied MaterialsSemiconductor Equipment | SEC FORM 4 Code A | —3,789 at $0.00 | filing |
| 23 Aug 2017filed 25 Aug 2017 | AMAT Applied MaterialsSemiconductor Equipment | SEC FORM 4 Sold | $1.0M22,762 at $44.03 | filing |
| 9 Mar 2017filed 13 Mar 2017 | AMAT Applied MaterialsSemiconductor Equipment | SEC FORM 4 Code A | —6,019 at $0.00 | filing |
News
What Is Applied Materials' (AMAT) Economic Moat, and Is It Widening or Narrowing?AMAT · insidermonkey.com · 18 Oct 2026Lam Research vs. Applied Materials: How Much Protection Does the Installed Base Offer?AMAT · insidermonkey.com · 18 Oct 2026Lam Research vs. Applied Materials: Which Buybacks Are Better Covered by Cash?AMAT · insidermonkey.com · 18 Oct 2026
0 headlines in the last 90 days name Alexander Karsner; 3 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.