Who
In numbers
- Trades disclosed
- 124
- Buys
- 0
- Sells
- 6
- Bought
- $0
- Sold
- $5.3M
- Companies
- 1
- Companies where not an officer
- 0
- First trade
- 18 Feb 2020
- Last trade
- 12 Jun 2026
- Last filed
- 16 Jun 2026
Companies traded
Activity over time
1 Jul 2025 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 12 Jun 2026filed 16 Jun 2026 | MKSI MksLife-science tools | SEC FORM 4 Sold | $854K2,471 at $345.52 | filing |
| 12 Jun 2026filed 16 Jun 2026 | MKSI MksLife-science tools | SEC FORM 4 Sold | $281K812 at $346.41 | filing |
| 12 Jun 2026filed 16 Jun 2026 | MKSI MksLife-science tools | SEC FORM 4 Sold | $75K217 at $347.00 | filing |
| 12 Jun 2026filed 16 Jun 2026 | MKSI MksLife-science tools | SEC FORM 4 Sold | $854K2,471 at $345.52 | filing |
| 12 Jun 2026filed 16 Jun 2026 | MKSI MksLife-science tools | SEC FORM 4 Sold | $281K812 at $346.41 | filing |
| 12 Jun 2026filed 16 Jun 2026 | MKSI MksLife-science tools | SEC FORM 4 Sold | $75K217 at $347.00 | filing |
| 10 Jun 2026filed 11 Jun 2026 | MKSI MksLife-science tools | SEC FORM 4 Sold | $248K781 at $317.42 | filing |
| 10 Jun 2026filed 11 Jun 2026 | MKSI MksLife-science tools | SEC FORM 4 Sold | $248K781 at $317.42 | filing |
| 24 Feb 2026filed 25 Feb 2026 | MKSI MksLife-science tools | SEC FORM 4 Sold | $1.0M4,100 at $255.00 | filing |
| 24 Feb 2026filed 25 Feb 2026 | MKSI MksLife-science tools | SEC FORM 4 Sold | $1.0M4,100 at $255.00 | filing |
| 17 Feb 2026filed 18 Feb 2026 | MKSI MksLife-science tools | SEC FORM 4 Code M | —2,566.678 | filing |
| 17 Feb 2026filed 18 Feb 2026 | MKSI Mksoption or derivative · Life-science tools | SEC FORM 4 Code M | —1,330.434 | filing |
| 17 Feb 2026filed 18 Feb 2026 | MKSI Mksoption or derivative · Life-science tools | SEC FORM 4 Code M | —432.48 | filing |
| 17 Feb 2026filed 18 Feb 2026 | MKSI Mksoption or derivative · Life-science tools | SEC FORM 4 Code M | —1,211 | filing |
| 17 Feb 2026filed 18 Feb 2026 | MKSI Mksoption or derivative · Life-science tools | SEC FORM 4 Code M | —1,740.8 | filing |
| 17 Feb 2026filed 18 Feb 2026 | MKSI Mksoption or derivative · Life-science tools | SEC FORM 4 Code M | —1,944 | filing |
| 17 Feb 2026filed 18 Feb 2026 | MKSI MksLife-science tools | SEC FORM 4 Code M | —1,330.434 | filing |
| 17 Feb 2026filed 18 Feb 2026 | MKSI MksLife-science tools | SEC FORM 4 Code M | —432.48 | filing |
| 17 Feb 2026filed 18 Feb 2026 | MKSI Mksoption or derivative · Life-science tools | SEC FORM 4 Code A | —2,376.97 | filing |
| 17 Feb 2026filed 18 Feb 2026 | MKSI Mksoption or derivative · Life-science tools | SEC FORM 4 Code M | —2,566.68 | filing |
News
Head to Head Survey: POET Technologies (NASDAQ:POET) versus MKS (NASDAQ:MKSI)MKSI · dailypolitical.com · 25 Oct 2026MKS (NASDAQ:MKSI) and MaxLinear (NASDAQ:MXL) Head to Head ReviewMKSI · themarketsdaily.com · 17 Oct 2026Analyzing Magnachip Semiconductor (NYSE:MX) & MKS (NASDAQ:MKSI)MKSI · themarketsdaily.com · 14 Oct 2026
0 headlines in the last 90 days name James Alan Schreiner; 3 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.