MKS Instruments, Inc. (MKSI)
NASDAQ$81.24
Market Cap
$5.47B
Sector
Technology
Industry
Hardware, Equipment & Parts
Rank in Sector
390 of 562
Rank in Industry
41 of 64
Insider Buys Sum
Cluster
Trading
Trading
Insider Buys
Quantity
Quantity
Historical
Profitability
Profitability
Investor
Ownership
Ownership
Largest Insider Buys in Sector
 Appian Corporation NASDAQ: APPN | $138M | |
 Salesforce, Inc. NYSE: CRM | $101M | |
 Amkor Technology, Inc. NASDAQ: AMKR | $95M | |
 VeriSign, Inc. NASDAQ: VRSN | $94M | |
 EchoStar Corporation NASDAQ: SATS | $43M | |
 Nerdy, Inc. NYSE: NRDY | $39M |
MKSI Insider Trading Activity
MKSI Median Price and Trade Amounts History Chart
Statistics of Insider Transactions
Amount of Insider Buys and Sells
Buys | $0 | 0 | 0 |
Sells | $1,327,514 | 11 | 100 |
Related Transactions
| Moloney Jacqueline F | director | 0 | $0 | 4 | $120,268 | $-120,268 |
| Mora Elizabeth | director | 0 | $0 | 5 | $157,344 | $-157,344 |
| Williams John Edward | EVP & GM, PSD | 0 | $0 | 1 | $213,678 | $-213,678 |
| COLELLA GERARD G | director | 0 | $0 | 1 | $836,224 | $-836,224 |
About MKS Instruments, Inc.
MKS Instruments, Inc. provides instruments, systems, subsystems, and process control solutions that measure, monitor, deliver, analyze, power, and control critical parameters of manufacturing processes worldwide. Its Vacuum & Analysis segment offers pressure and vacuum control solutions, including direct and indirect pressure measurement; materials delivery solutions comprising flow and valve technologies, as well as integrated pressure measurement and control subsystems, which provide customers with precise control capabilities; power …
Insider Activity of MKS Instruments, Inc.
Over the last 12 months, insiders at MKS Instruments, Inc. have bought $0 and sold $1.33M worth of MKS Instruments, Inc. stock.
On average, over the past 5 years, insiders at MKS Instruments, Inc. have bought $159,193 and sold $73.25M worth of stock each year.
There was no buying activity among insiders over the last 12 months.
The last purchase of 2,500 shares for transaction amount of $170,862 was made by Henry David Philip (EVP, Operations & Corp Mktg) on 2023‑11‑07.
List of Insider Buy and Sell Transactions, MKS Instruments, Inc.
| 2025-03-03 | Sale | Mora Elizabeth | director | 275 0.0004% | $92.46 | $25,427 | -4.42% | |
| 2025-03-03 | Sale | Moloney Jacqueline F | director | 300 0.0005% | $92.46 | $27,738 | -4.42% | |
| 2025-02-18 | Sale | COLELLA GERARD G | director | 8,000 0.012% | $104.53 | $836,224 | -17.53% | |
| 2024-12-10 | Sale | Moloney Jacqueline F | director | 300 0.0005% | $114.80 | $34,440 | -2.47% | |
| 2024-12-02 | Sale | Mora Elizabeth | director | 275 0.0004% | $113.41 | $31,188 | -7.74% | |
| 2024-10-01 | Sale | Moloney Jacqueline F | director | 250 0.0004% | $108.90 | $27,225 | +3.57% | |
| 2024-09-03 | Sale | Mora Elizabeth | director | 275 0.0004% | $115.97 | $31,892 | +0.95% | |
| 2024-08-16 | Sale | Williams John Edward | EVP & GM, PSD | 1,800 0.0029% | $118.71 | $213,678 | -8.54% | |
| 2024-08-01 | Sale | Moloney Jacqueline F | director | 250 0.0004% | $123.46 | $30,865 | -5.06% | |
| 2024-06-03 | Sale | Mora Elizabeth | director | 275 0.0004% | $129.41 | $35,588 | -11.59% | |
| 2024-04-01 | Sale | Mora Elizabeth | director | 250 0.0004% | $133.00 | $33,250 | -14.18% | |
| 2024-03-01 | Sale | Burke Kathleen Flaherty | EVP, GC & Secretary | 7,411 0.0108% | $122.89 | $910,738 | -8.94% | |
| 2024-03-01 | Sale | Moloney Jacqueline F | director | 250 0.0004% | $122.89 | $30,723 | -8.94% | |
| 2024-02-22 | Sale | BAGSHAW SETH H | EVP, CFO & Treasurer | 32,865 0.049% | $123.28 | $4.05M | -5.59% | |
| 2024-02-16 | Sale | Moloney Jacqueline F | director | 1,917.27 0.0029% | $124.10 | $237,933 | -5.94% | |
| 2024-02-09 | Sale | COLELLA GERARD G | director | 10,000 0.0163% | $120.00 | $1.2M | -1.66% | |
| 2024-01-22 | Sale | COLELLA GERARD G | director | 10,000 0.0149% | $110.00 | $1.1M | +6.47% | |
| 2024-01-02 | Sale | Mora Elizabeth | director | 250 0.0004% | $100.90 | $25,225 | +17.22% | |
| 2023-12-01 | Sale | Moloney Jacqueline F | director | 250 0.0004% | $82.23 | $20,558 | +38.59% | |
| 2023-11-07 | Henry David Philip | EVP, Operations & Corp Mktg | 2,500 0.0038% | $68.34 | $170,862 | +69.92% |
Total: 968
*Gray background shows transactions not older than one year
Insider Historical Profitability
9.07%
| COLELLA GERARD G | director | 60017 0.0891% | $4.88M | 1 | 62 | <0.0001% |
| Eyerman Paul | VP & GM, ENI and Medical | 17375 0.0258% | $1.41M | 3 | 0 | +6.41% |
| ANDERSON ROBERT R | director | 11296 0.0168% | $917,672.74 | 1 | 34 | +40.62% |
| Henry David Philip | EVP, Operations & Corp Mktg | 11073 0.0164% | $899,598.95 | 1 | 1 | +69.92% |
| CANNONE PETER III | 3142 0.0047% | $255,242.84 | 1 | 0 | <0.0001% |
*Gray background shows insiders who have made transactions during last year
MKSI Institutional Investors: Active Positions
| Increased Positions | 240 | +57.42% | 7M | +11% |
| Decreased Positions | 182 | -43.54% | 5M | -6.69% |
| New Positions | 64 | New | 2M | New |
| Sold Out Positions | 58 | Sold Out | 1M | Sold Out |
| Total Postitions | 476 | +13.88% | 71M | +4.32% |
MKSI Ownership Change vs Market
Institutional Investor Ownership
Top Shareholders
Top Buyers
Top Sellers
New Shareholders
Sold-Out Shareholders
Active Shareholders
| Vanguard Group Inc | $683,688.00 | 11.11% | 7.45M | +97,392 | +1.32% | 2024-12-31 |
| Blackrock, Inc. | $653,748.00 | 10.63% | 7.12M | +266,824 | +3.89% | 2024-12-31 |
| Fmr Llc | $387,597.00 | 6.3% | 4.22M | -89,628 | -2.08% | 2024-12-31 |
| Price T Rowe Associates Inc /Md/ | $306,810.00 | 4.99% | 3.34M | -937,206 | -21.9% | 2024-12-31 |
| Capital International Investors | $284,429.00 | 4.62% | 3.1M | -62,713 | -1.98% | 2024-12-31 |
| Victory Capital Management Inc | $283,566.00 | 4.61% | 3.09M | +35,256 | +1.16% | 2024-12-31 |
| Nordea Investment Management Ab | $231,849.00 | 3.77% | 2.53M | +237,979 | +10.4% | 2024-12-31 |
| Wellington Management Group Llp | $210,404.00 | 3.42% | 2.29M | +6,715 | +0.29% | 2024-12-31 |
| Invesco Ltd. | $204,893.00 | 3.33% | 2.23M | +6,964 | +0.31% | 2024-12-31 |
| State Street Corp | $190,029.00 | 3.09% | 2.07M | +114,699 | +5.87% | 2024-12-31 |
Financial Ratios
Summary
Comparison with Competitors
Analyst Recommendations
Analyst Price Targets
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