Insider filing · MKSI
David Philip Henry
EVP, Operations & Corp Mktg
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MKS Inc.
MKSI · Technology · 33 filings in 24 months
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David Philip Henry sold $650K of MKS (MKSI)
Executed Sep 18 2025, disclosed Sep 19 2025, 1 day later.
Value, as filed
$650K
5,000 sh × $130.00
Executed
Sep 18 2025
the trade date, as filed
Disclosed
Sep 19 2025
1 day after the trade
Return, 21 sessionsiFrom the disclosed entry session; derived
–
purchases only
Returns are measured on stock purchases only.
The filer
DHDavid Philip Henry (EVP, Operations & Corp Mktg) filed 3 Form 4 reports in the trailing twelve months (0 purchases, 3 sales), most often in MKS Inc. (MKSI). The largest single filing was $1.9M of MKSI (6,000 sh × $314.43, as filed), executed Jun 1.
The name
MKSITechnology · MKS Inc. provides foundational technology solutions to semiconductor manufacturing, electronics and packaging, and specialty industrial app…
More Technology filings→ Insider filings, newest first→ View the original filing at www.sec.gov→Other filings by David Philip Henry in MKSI
MKSISALE
MKS Inc.
$1.9M6,000 sh × $314.43
Exec Jun 1
Filed Jun 2 · 5:30 PM ET MKSISALE MKS Inc. $826K
2,500 sh × $330.50
Exec May 26
Filed May 27 · 5:30 PM ET MKSISALE MKS Inc. $523K
2,000 sh × $261.56
Exec Feb 20
Filed Feb 23 · 5:30 PM ET MKSISALE MKS Inc. $210K
2,000 sh × $105.00
Exec Jul 3 2025
Filed Jul 7 2025 · 5:30 PM ET