Quirk Brian Charles
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to Quirk Brian Charles. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.
| Company | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| MKSI | Sr. VP, Global Operations | Sale | 2,000 | $109.40 | $218,800 | May 7, 2018 |
| MKSI | Sr. VP, Global Operations | Tax Withholding | 3,858 | $111.10 | $428,624 | Feb 15, 2018 |
| MKSI | Sr. VP, Global Operations | Sale | 2,000 | $105.10 | $210,200 | Feb 5, 2018 |
| MKSI | Sr. VP, Global Operations | Sale | 2,000 | $107.90 | $215,800 | Nov 6, 2017 |
| MKSI | Sr. VP, Global Operations | Sale | 2,000 | $79.30 | $158,600 | Aug 8, 2017 |
| MKSI | Sr. VP, Global Operations | Tax Withholding | 1,565 | $80.50 | $125,983 | May 11, 2017 |
| MKSI | Sr. VP, Global Operations | Sale | 2,000 | $80.00 | $160,000 | May 10, 2017 |
| MKSI | Sr. VP, Global Operations | Sale | 1,000 | $68.75 | $68,750 | Apr 3, 2017 |
| MKSI | Sr. VP, Global Operations | Option Exercise | 2,157 | — | — | Feb 15, 2017 |
| MKSI | Sr. VP, Global Operations | Option Exercise | 3,013 | — | — | Feb 10, 2017 |
| MKSI | Sr. VP, Global Operations | Sale | 1,000 | $66.60 | $66,600 | Feb 1, 2017 |
| MKSI | Sr. VP, Global Operations | Sale | 1,000 | $57.40 | $57,400 | Dec 1, 2016 |
| MKSI | Sr. VP, Global Operations | Sale | 1,000 | $49.36 | $49,360 | Oct 3, 2016 |
| MKSI | Sr. VP, Global Operations | Sale | 1,000 | $45.17 | $45,170 | Aug 3, 2016 |
| MKSI | Sr. VP, Global Operations | Sale | 1,000 | $36.25 | $36,250 | May 16, 2016 |
| MKSI | Sr. VP, Global Operations | Sale | 1,000 | $36.00 | $36,000 | Mar 18, 2016 |
| MKSI | Sr. VP, Global Operations | Option Exercise | 1,982 | — | — | Feb 25, 2016 |
| MKSI | Sr. VP, Global Operations | Option Exercise | 1,773 | — | — | Feb 16, 2016 |
| MKSI | Sr. VP, Global Operations | Option Exercise | 3,013 | — | — | Feb 10, 2016 |
| MKSI | Sr. VP, Global Operations | Sale | 1,000 | $36.00 | $36,000 | Jan 28, 2016 |
| MKSI | Sr. VP, Global Operations | Sale | 1,000 | $36.03 | $36,030 | Dec 16, 2015 |
| MKSI | Sr. VP, Global Operations | Option Exercise | 2,469 | $33.74 | $83,318 | Apr 2, 2015 |
| MKSI | Sr. VP, Global Operations | Tax Withholding | 1,520 | $35.83 | $54,462 | Feb 25, 2015 |
| MKSI | Sr. VP, Global Operations | Option Exercise | 3,013 | — | — | Feb 10, 2015 |
| MKSI | Sr. VP, Global Operations | Sale | 1,041 | $36.09 | $37,570 | Jan 30, 2015 |
| MKSI | Sr. VP, Global Operations | Sale | 1,040 | $34.76 | $36,150 | Jan 23, 2015 |
| MKSI | Sr. VP, Global Operations | Sale | 1,040 | $33.10 | $34,424 | Jan 16, 2015 |
| MKSI | Sr. VP, Global Operations | Sale | 1,041 | $35.97 | $37,445 | Dec 12, 2014 |
| MKSI | Sr. VP, Global Operations | Sale | 1,040 | $36.17 | $37,617 | Dec 5, 2014 |
| MKSI | Sr. VP, Global Operations | Sale | 1,040 | $36.30 | $37,752 | Nov 21, 2014 |
| MKSI | Sr. VP, Global Operations | Tax Withholding | 688 | $28.00 | $19,264 | Apr 11, 2014 |
| MKSI | Sr. VP, Global Operations | Option Exercise | 2,469 | — | — | Apr 2, 2014 |