Form 4 filings across 1 company. Net figures count open-market buys and sales only. EDGAR profile ↗
Lifetime net: -$2.8M
Reported holding is the most recent post-transaction share count on a Table I row.
How quickly this filer reports. Section 16 allows two business days from the transaction.
All 10 filings we hold were filed within the two-business-day deadline.
Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings
The 27 most recent Form 4 transactions.
| Jun 12 | MKSI | Mks Instruments INC | SSELL | 2,471 | $345.52 | $853.8K | -10.9% | Open the original filing on SEC.gov |
| Jun 10 | MKSI | Mks Instruments INC | SSELL◷ | 781 | $317.42 | $247.9K | -3.3% | Open the original filing on SEC.gov |
| Feb 24 | MKSI | Mks Instruments INC | SSELL | 4,100 | $255.00 | $1M | -14.9% | Open the original filing on SEC.gov |
| Feb 17 | MKSI | Mks Instruments INC | MEXER◆ | 1,944 | — | — | — | Open the original filing on SEC.gov |
| Feb 17 | MKSI | Mks Instruments INC | MEXER◆ | 1,740.8 | — | — | — | Open the original filing on SEC.gov |
| Feb 17 | MKSI | Mks Instruments INC | MEXER◆ | 1,211 | — | — | — | Open the original filing on SEC.gov |
| Feb 17 | MKSI | Mks Instruments INC | MEXER◆ | 432.48 | — | — | — | Open the original filing on SEC.gov |
| Feb 17 | MKSI | Mks Instruments INC | MEXER◆ | 1,330.43 | — | — | — | Open the original filing on SEC.gov |
| Feb 17 | MKSI | Mks Instruments INC | MEXER◆ | 2,566.68 | — | — | — | Open the original filing on SEC.gov |
| Feb 17 | MKSI | Mks Instruments INC | AGRANT◆ | 2,376.97 | — | — | — | Open the original filing on SEC.gov |
| Feb 17 | MKSI | Mks Instruments INC | FTAX | 4,343.76 | $260.74 | $1.1M | -13.6% | Open the original filing on SEC.gov |
| Feb 17 | MKSI | Mks Instruments INC | MEXER | 1,944 | — | — | +6.5% | Open the original filing on SEC.gov |
| Feb 17 | MKSI | Mks Instruments INC | MEXER | 1,740.8 | — | — | +6.2% | Open the original filing on SEC.gov |
| Feb 17 | MKSI | Mks Instruments INC | MEXER | 1,211 | — | — | +4.5% | Open the original filing on SEC.gov |
| Feb 17 | MKSI | Mks Instruments INC | MEXER | 432.48 | — | — | +1.6% | Open the original filing on SEC.gov |
| Feb 17 | MKSI | Mks Instruments INC | MEXER | 1,330.43 | — | — | +5.3% | Open the original filing on SEC.gov |
| Feb 17 | MKSI | Mks Instruments INC | MEXER | 2,566.68 | — | — | +11.3% | Open the original filing on SEC.gov |
| Feb 8 | MKSI | Mks Instruments INC | AGRANT◆ | 5,226.76 | — | — | — | Open the original filing on SEC.gov |
| Oct 22, 2025 | MKSI | Mks Instruments INC | SSELL◷ | 711 | $138.68 | $98.6K | -3.1% | Open the original filing on SEC.gov |
| Sep 18, 2025 | MKSI | Mks Instruments INC | SSELL◷ | 838 | $124.00 | $103.9K | -3.5% | Open the original filing on SEC.gov |
| Aug 18, 2025 | MKSI | Mks Instruments INC | MEXER◆ | 2,640.94 | — | — | — | Open the original filing on SEC.gov |
| Aug 18, 2025 | MKSI | Mks Instruments INC | FTAX | 1,249 | $100.22 | $125.2K | -4.9% | Open the original filing on SEC.gov |
| Aug 18, 2025 | MKSI | Mks Instruments INC | MEXER | 2,640.94 | — | — | +11.6% | Open the original filing on SEC.gov |
| Aug 4, 2025 | MKSI | Mks Instruments INC | AGRANT◆ | 1,329.79 | — | — | — | Open the original filing on SEC.gov |
| Jul 7, 2025 | MKSI | Mks Instruments INC | SSELL◷ | 957 | $102.44 | $98K | -4.0% | Open the original filing on SEC.gov |