Back to Insider Trading View Full Company Profile

MKSI

STRONG

MKS INC

CIK: 0001049502

Strong Sell (90% confidence)

Last activity: 3 weeks ago

Financial Metrics

As of Dec 31, 2025 (10-K)

Net Income $295.00M
Total Cash $418.00M
Current Ratio 2.71

Insider Roster (11 total, 11 active)

Insider Buys Sells Net Value Holdings
Lee John Tseng-Chung
President & CEO
0 4 -$7.70M
171,386.108 shares
$43.88M
COLELLA GERALD G
DIRECTOR
0 2 -$5.07M
40,017 shares
$10.16M
Taranto Eric Robert
EVP & GM, VSD
0 2 -$1.37M
15,444.761 shares
$3.41M
Burke Kathleen Flaherty
EVP, GC & Secretary
0 1 -$1.06M
53,794.485 shares
$13.45M
Schreiner James Alan
EVP & COO
0 1 -$1.05M
23,401.962 shares
$5.97M
Williams John Edward
EVP & GM, PSD
0 1 -$524K
3,640.099 shares
$933K
Henry David Philip
EVP, Global Str Mktg & GM, MSD
0 1 -$523K
18,841.368 shares
$4.93M
McCarthy Michelle M
VP & Chief Accounting Officer
0 2 -$367K
Holdings: -
Value: -
CANNONE PETER III
DIRECTOR
0 1 -$323K
8,362.08 shares
$2.16M
Moloney Jacqueline F
DIRECTOR
0 2 -$278K
10,393.197 shares
$2.22M
Mora Elizabeth
DIRECTOR
0 2 -$119K
18,663.394 shares
$4.47M

Recent Transactions

SELL Moloney Jacqueline F (DIRECTOR)

340.107 shares @ $213.77

$73K

Mar 12, 2026

Conviction: | View SEC Filing →
SELL Taranto Eric Robert (EVP & GM, VSD)

4,567.879 shares @ $220.52

$1.01M

Mar 6, 2026

Conviction: | View SEC Filing →
SELL Mora Elizabeth (DIRECTOR)

300 shares @ $239.44

$72K

Mar 2, 2026

Conviction: | View SEC Filing →
SELL COLELLA GERALD G (DIRECTOR)

10,000 shares @ $253.97

$2.54M

Feb 24, 2026

Conviction: | View SEC Filing →
SELL Schreiner James Alan (EVP & COO)

4,100 shares @ $255.00

$1.05M

Feb 24, 2026

Conviction: | View SEC Filing →
SELL Lee John Tseng-Chung (President & CEO)

13,310 shares @ $256.05

$3.41M

Feb 20, 2026

Conviction: | View SEC Filing →
SELL Lee John Tseng-Chung (President & CEO)

12,812 shares @ $256.93

$3.29M

Feb 20, 2026

Conviction: | View SEC Filing →
SELL COLELLA GERALD G (DIRECTOR)

10,000 shares @ $252.90

$2.53M

Feb 20, 2026

Conviction: | View SEC Filing →
SELL Burke Kathleen Flaherty (EVP, GC & Secretary)

4,254 shares @ $250.00

$1.06M

Feb 20, 2026

Conviction: | View SEC Filing →
SELL Williams John Edward (EVP & GM, PSD)

2,042.625 shares @ $256.41

$524K

Feb 20, 2026

Conviction: | View SEC Filing →
SELL Henry David Philip (EVP, Global Str Mktg & GM, MSD)

2,000 shares @ $261.56

$523K

Feb 20, 2026

Conviction: | View SEC Filing →
SELL Lee John Tseng-Chung (President & CEO)

1,988 shares @ $257.81

$513K

Feb 20, 2026

Conviction: | View SEC Filing →
SELL Lee John Tseng-Chung (President & CEO)

1,890 shares @ $259.70

$491K

Feb 20, 2026

Conviction: | View SEC Filing →
SELL Taranto Eric Robert (EVP & GM, VSD)

1,452.73 shares @ $247.55

$360K

Feb 20, 2026

Conviction: | View SEC Filing →
SELL CANNONE PETER III (DIRECTOR)

1,250 shares @ $258.06

$323K

Feb 20, 2026

Conviction: | View SEC Filing →
SELL Moloney Jacqueline F (DIRECTOR)

829 shares @ $247.55

$205K

Feb 20, 2026

Conviction: | View SEC Filing →
SELL McCarthy Michelle M (VP & Chief Accounting Officer)

816 shares @ $250.35

$204K

Feb 20, 2026

Conviction: | View SEC Filing →
SELL McCarthy Michelle M (VP & Chief Accounting Officer)

650 shares @ $249.57

$162K

Feb 20, 2026

Conviction: | View SEC Filing →
SELL Mora Elizabeth (DIRECTOR)

300 shares @ $158.81

$48K

Dec 2, 2025

Conviction: | View SEC Filing →

⚠️ Important Disclaimer

• This is AI-generated analysis for educational purposes only, not financial advice.

• Insider trading data is derived from SEC Form 4 filings and may contain errors.

• Always conduct your own research and consult qualified financial advisors before making investment decisions.