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Stock Insider Trading Activity of Schreiner James Alan
Schreiner James Alan
Sell
EVP & COO
MKSI Feb 24, 2026
Avg Cost/Share
$255.00
Shares
4,100
Total Value
$1,045,500.00
Owned After
23,401.962
SEC Form 4
Schreiner James Alan
Sell
EVP & COO
MKSI Oct 22, 2025
Avg Cost/Share
$138.68
Shares
711
Total Value
$98,601.48
Owned After
23,401.962
SEC Form 4
Schreiner James Alan
Sell
EVP & COO
MKSI Sep 18, 2025
Avg Cost/Share
$124.00
Shares
838
Total Value
$103,912.00
Owned After
23,401.962
SEC Form 4
| Insider | Ticker | Relationship | Date | Transaction | Avg Cost | Shares | Total Value | Owned After | SEC Forms |
|---|---|---|---|---|---|---|---|---|---|
| Schreiner James Alan | MKSI | EVP & COO | Feb 24, 2026 | Sell | $255.00 | 4,100 | $1,045,500.00 | 23,401.962 | |
| Schreiner James Alan | MKSI | EVP & COO | Oct 22, 2025 | Sell | $138.68 | 711 | $98,601.48 | 23,401.962 | |
| Schreiner James Alan | MKSI | EVP & COO | Sep 18, 2025 | Sell | $124.00 | 838 | $103,912.00 | 23,401.962 |