InsiderTrades

Form 4 for MKSI MKS INC

Accepted 2021-12-06 00:00:00 ET · period of report 2021-12-03 · accession 0001127602-21-030391 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DM 2021-12-06 2021-12-03 MKSI BAGSHAW SETH H SVP, CFO, Treas M - OptEx — +519 22.5K +2% —
D 2021-12-06 2021-12-03 MKSI BAGSHAW SETH H SVP, CFO, Treas F - Tax $156.09 -519 22.0K -2% -$81.0K
DM 2021-12-06 2021-12-03 MKSI BAGSHAW SETH H SVP, CFO, Treas M - OptEx — -519 26.7K -2% —

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2021-12-03 M A 325 — 22,317.12 D — — (F1) Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.
2 Common Common Stock 2021-12-03 F D 519 $156.09 21,992.12 D — —
3 Common Common Stock 2021-12-03 M A 194 — 22,511.12 D — — (F1) Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.
4 Derivative Restricted Stock Unit 2021-12-03 M D 194 — 26,550.64 D — · — to — 194 Common Stock (F1) Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc. (F4) Portion of 2021 RSU Award accelerated to satisfy FICA taxes.
5 Derivative Restricted Stock Unit 2021-12-03 M D 325 — 26,744.64 D — · — to — 325 Common Stock (F1) Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc. (F3) Portion of 2020 RSU Award accelerated to satisfy FICA taxes.