Average Insider

Where insiders trade, we follow

MKS INC ($MKSI)
Accession: 0001049502-26-000016
Feb 18, 2026
๐Ÿ“ˆ Chart on TradingView๐Ÿ’ฐ Financials on Finviz
52W Low$54.84
Current$236.8584.6% above low, 15.4% below high
52W High$269.91

Filing Information

Accession Number0001049502-26-000016
Form Type4
Filing DateFeb 18, 2026
Document DateFeb 17, 2026
DocumentView SEC Filing
Transactions
14
Total Shares
187,920
Total Value
$8,486,645.57

Transactions

NameTitleSecurityDerivativeTransaction DateTypeSharesPriceTotal CostShares AfterDirect/IndirectNature of OwnershipActions
Lee John Tseng-Chung
Director
Common Stock
โ€”Feb 17, 2026Exercise/Conversion22,088โ€”โ€”169,443Directโ€”View Details
Lee John Tseng-Chung
Director
Common Stock
โ€”Feb 17, 2026Exercise/Conversion7,654โ€”โ€”177,097Directโ€”View Details
Lee John Tseng-Chung
Director
Common Stock
โ€”Feb 17, 2026Exercise/Conversion3,859โ€”โ€”180,956Directโ€”View Details
Lee John Tseng-Chung
Director
Common Stock
โ€”Feb 17, 2026Exercise/Conversion7,208โ€”โ€”188,164Directโ€”View Details
Lee John Tseng-Chung
Director
Common Stock
โ€”Feb 17, 2026Exercise/Conversion16,989โ€”โ€”205,153Directโ€”View Details
Lee John Tseng-Chung
Director
Common Stock
โ€”Feb 17, 2026Exercise/Conversion12,091โ€”โ€”217,244Directโ€”View Details
Lee John Tseng-Chung
Director
Common Stock
โ€”Feb 17, 2026Tax Withholding32,548$260.74$8,486,645.57184,696Directโ€”View Details
Lee John Tseng-Chung
Director
Restricted Stock Unit
(Common Stock)
DerivativeFeb 17, 2026Grant/Award15,593โ€”โ€”154,717Directโ€”View Details
Lee John Tseng-Chung
Director
Restricted Stock Unit
(Common Stock)
DerivativeFeb 17, 2026Exercise/Conversion22,088โ€”โ€”132,629Directโ€”View Details
Lee John Tseng-Chung
Director
Restricted Stock Unit
(Common Stock)
DerivativeFeb 17, 2026Exercise/Conversion7,654โ€”โ€”124,976Directโ€”View Details
Lee John Tseng-Chung
Director
Restricted Stock Unit
(Common Stock)
DerivativeFeb 17, 2026Exercise/Conversion3,859โ€”โ€”121,117Directโ€”View Details
Lee John Tseng-Chung
Director
Restricted Stock Unit
(Common Stock)
DerivativeFeb 17, 2026Exercise/Conversion7,208โ€”โ€”113,909Directโ€”View Details
Lee John Tseng-Chung
Director
Restricted Stock Unit
(Common Stock)
DerivativeFeb 17, 2026Exercise/Conversion16,989โ€”โ€”96,919Directโ€”View Details
Lee John Tseng-Chung
Director
Restricted Stock Unit
(Common Stock)
DerivativeFeb 17, 2026Exercise/Conversion12,091โ€”โ€”84,828Directโ€”View Details
Version: v26.3.24