Symbols / MKSI Stock $301.65 -8.65% MKS Inc.

Technology • Scientific & Technical Instruments • United States • NMS
MKSI (Stock) Chart
O: — H: — L: — C: — V: —
SMA 20: — SMA 50: — SMA 200: —
Stock Fundamentals
Scroll to Statements
Index EQUITY
Sector Technology
Industry Scientific & Technical Instruments
CEO Dr. John T. C. Lee Ph.D.
Exch · Country NMS · United States
Market Cap 20.37B
Enterprise Value 24.10B
Income 327.00M
Sales 4.07B
FCF (ttm) 488.62M
Book/sh 41.77
Cash/sh 8.42
Employees 10,200
Insider 10d —
IPO Mar 30, 1999
Div forward ($/yr)
Div TTM ($/yr)
Dividend Yield
Ex-Div Date
5Y Avg Yield
Yield vs 5Y Avg
Payout 19.04%
P/E 63.24
Forward P/E 20.18
PEG 1.32
P/S 5.00
P/B 7.22
P/C —
EV/EBITDA 25.61
EV/Sales 5.92
Quick Ratio 0.59
Current Ratio 1.11
Debt/Eq 152.69
LT Debt/Eq —
EPS (ttm) 4.77
EPS next Y 14.95
EPS Growth 53.20%
Revenue Growth 15.20%
EPS Gr Q/Q 61.50%
Rev Gr Q/Q —
Earnings (next) 2026-08-05
Earnings (prior) 2026-05-06
ROA 4.32%
ROE 12.66%
ROIC —
Gross Margin 46.65%
Oper. Margin 16.05%
Profit Margin 8.03%
Shs Outstand 67.54M
Shs Float 67.14M
Insider Own 0.49%
Instit Own 104.81%
Short Float 7.29%
Short Ratio 3.32
Short Interest 4.33M
52W High 341.81
vs 52W High -11.75%
52W Low 86.05
vs 52W Low 250.55%
Beta 2.00
Impl. Vol. 66.10%
Rel Volume 0.78
Avg Volume 1.19M
Volume 934.38K
Target (mean) $359.92
Tgt Median $369.50
Tgt Low $265.00
Tgt High $400.00
# Analysts 12
Recom Buy
Prev Close $330.23
Price $301.65
Change -8.65%
About

MKS Inc. provides foundational technology solutions to semiconductor manufacturing, electronics and packaging, and specialty industrial applications in the United States, China, South Korea, Japan, Taiwan, Singapore, and internationally. The company operates through Vacuum Solutions Division (VSD), Photonics Solutions Division (PSD), and Material Solutions Division (MSD) segments. Its VSD segment provides foundational technology solutions, including pressure measurement and control, flow measurement and control, gas and vapor delivery, gas composition analysis, electronic control technology, reactive gas generation and delivery, power generation and delivery, and fiber optic temperature and position sensing. The PSD segment offers range of solutions, which include lasers, photonics, optics, precision motion control, and vibration control. Its MSD segment develops, process, and manufactures technologies comprising advanced surface modification, electroless and electrolytic plating, and surface finishing for chemistry, equipment, and services markets, as well as high-technology applications. In addition, the company sells its products and services through direct sales, network of independent distributors, and sales representatives, as well as websites, including product catalogs. MKS Inc. was formerly known as MKS Instruments, Inc. and changed its name to MKS Inc. in May 2025. The company was incorporated in 1961 and is based in Andover, Massachusetts.

Valuation Models

Price estimates from analyst targets and simple models.

1. Analyst consensus
$359.92
Mean price target
2. Current target
$301.65
Latest analyst target
3. DCF / Fair value
$130.21
Simplified: (Free Cash Flow ÷ Shares) × 18 (P/FCF multiple). Not a …
Ratings
Current target
$301.65
Low
$265.00
High
$400.00
Mean
$359.92

Latest analyst rating changes

Date Action Analyst Rating Change Price Target
2026-05-18 main Morgan Stanley Overweight → Overweight $374
2026-05-08 main Citigroup Buy → Buy $355
2026-05-08 main JP Morgan Overweight → Overweight $365
2026-05-08 main Wells Fargo Equal-Weight → Equal-Weight $300
2026-05-08 main Keybanc Overweight → Overweight $360
2026-05-07 main Needham Buy → Buy $360
2026-04-22 main Cantor Fitzgerald Overweight → Overweight $400
2026-03-20 main Citigroup Buy → Buy $290
2026-02-19 main Citigroup Buy → Buy $295
2026-02-19 main Goldman Sachs Sell → Sell $200
2026-02-19 main JP Morgan Overweight → Overweight $305
2026-02-19 main Wells Fargo Equal-Weight → Equal-Weight $255
2026-02-19 main Deutsche Bank Buy → Buy $305
2026-02-19 main Needham Buy → Buy $300
2026-01-22 main TD Cowen Buy → Buy $230
2026-01-22 main Morgan Stanley Overweight → Overweight $258
2026-01-22 main Wells Fargo Equal-Weight → Equal-Weight $210
2026-01-22 main Needham Buy → Buy $260
2026-01-22 main B of A Securities Buy → Buy $255
2026-01-20 main Cantor Fitzgerald Overweight → Overweight $300
Insider Transactions
Filed Date Insider Relationship Transaction Shares Price Value SEC
2026-06-01 MORA ELIZABETH A Director — 300 $318.02 $95,406
2026-06-01 HENRY DAVID PHILIP Officer — 6,000 $314.43 $1,886,583
2026-05-27 DONAHUE JOSEPH B Director — 2,100 $327.95 $688,703
2026-05-27 COLELLA GERARD G Director — 20,000 $330.38 $6,668,075
2026-05-26 HENRY DAVID PHILIP Officer — 2,500 $330.50 $826,250
2026-05-22 MAYAMPURATH RAMAKUMAR Chief Financial Officer — 8,810 $315.48 $2,779,379
2026-05-22 LEE JOHN TSENG-CHUNG Chief Executive Officer — 10,000 $315.48 $3,154,800
2026-05-18 CANNONE PETER J III Director — 1,350 $303.40 $409,590
2026-05-14 MOLONEY JACQUELINE F Director — 1,000 $312.20 $312,197
2026-05-13 MOLONEY JACQUELINE F Director — 1,400 $318.99 $446,586
Financials
Statement View
Amounts in millions (2 decimals, no suffix) • EPS per share (2 decimals) • Trend = period evolution • YoY Growth = previous period %
Line Item Trend 2025-12-31 2024-12-31 2023-12-31 2022-12-31
Total Revenue
3,931.00
+9.62%
3,586.00
-0.99%
3,622.00
+2.11%
3,547.00
Operating Revenue
3,931.00
+9.62%
3,586.00
-0.99%
3,622.00
+2.11%
3,547.00
Cost Of Revenue
2,094.00
+11.50%
1,878.00
-5.15%
1,980.00
-1.00%
2,000.00
Reconciled Cost Of Revenue
—
—
—
—
Gross Profit
1,837.00
+7.55%
1,708.00
+4.02%
1,642.00
+6.14%
1,547.00
Operating Expense
1,270.00
+6.72%
1,190.00
-5.41%
1,258.00
+43.77%
875.00
Research And Development
299.00
+10.33%
271.00
-5.90%
288.00
+19.50%
241.00
Selling General And Administration
724.00
+7.42%
674.00
-0.15%
675.00
+38.32%
488.00
Total Expenses
3,364.00
+9.65%
3,068.00
-5.25%
3,238.00
+12.63%
2,875.00
Operating Income
567.00
+9.46%
518.00
+34.90%
384.00
-42.86%
672.00
Total Operating Income As Reported
528.00
+6.02%
498.00
+132.05%
-1,554.00
-351.86%
617.00
EBITDA
877.00
+0.80%
870.00
+178.45%
-1,109.00
-233.29%
832.00
Normalized EBITDA
924.00
-1.91%
942.00
+12.81%
835.00
-5.86%
887.00
Reconciled Depreciation
344.00
-1.15%
348.00
-12.34%
397.00
+83.80%
216.00
EBIT
533.00
+2.11%
522.00
+134.66%
-1,506.00
-344.48%
616.00
Total Unusual Items
-47.00
+34.72%
-72.00
+96.30%
-1,944.00
-3434.55%
-55.00
Total Unusual Items Excluding Goodwill
-47.00
+34.72%
-72.00
+96.30%
-1,944.00
-3434.55%
-55.00
Special Income Charges
-47.00
+34.72%
-72.00
+96.30%
-1,944.00
-3434.55%
-55.00
Other Special Charges
10.00
-82.46%
57.00
+612.50%
8.00
—
Impairment Of Capital Assets
0.00
0.00
-100.00%
1,902.00
0.00
Restructuring And Mergern Acquisition
37.00
+146.67%
15.00
-58.33%
36.00
-41.94%
62.00
Net Income
295.00
+55.26%
190.00
+110.32%
-1,841.00
-652.85%
333.00
Pretax Income
304.00
+68.89%
180.00
+109.34%
-1,928.00
-545.27%
433.00
Net Non Operating Interest Income Expense
-200.00
+25.37%
-268.00
+21.41%
-341.00
-97.11%
-173.00
Interest Expense Non Operating
229.00
-33.04%
342.00
-18.96%
422.00
+130.60%
183.00
Net Interest Income
-200.00
+25.37%
-268.00
+21.41%
-341.00
-97.11%
-173.00
Interest Expense
229.00
-33.04%
342.00
-18.96%
422.00
+130.60%
183.00
Interest Income Non Operating
31.00
-60.76%
79.00
-4.82%
83.00
+730.00%
10.00
Interest Income
31.00
-60.76%
79.00
-4.82%
83.00
+730.00%
10.00
Other Income Expense
-63.00
+10.00%
-70.00
+96.45%
-1,971.00
-2886.36%
-66.00
Other Non Operating Income Expenses
-16.00
-900.00%
2.00
+107.41%
-27.00
-145.45%
-11.00
Tax Provision
9.00
+190.00%
-10.00
+88.51%
-87.00
-187.00%
100.00
Tax Rate For Calcs
0.00
-85.90%
0.00
+366.67%
0.00
-80.52%
0.00
Tax Effect Of Unusual Items
-1.39
+90.80%
-15.12
+82.72%
-87.48
-588.55%
-12.71
Net Income Including Noncontrolling Interests
295.00
+55.26%
190.00
+110.32%
-1,841.00
-652.85%
333.00
Net Income From Continuing Operation Net Minority Interest
295.00
+55.26%
190.00
+110.32%
-1,841.00
-652.85%
333.00
Net Income From Continuing And Discontinued Operation
295.00
+55.26%
190.00
+110.32%
-1,841.00
-652.85%
333.00
Net Income Continuous Operations
295.00
+55.26%
190.00
+110.32%
-1,841.00
-652.85%
333.00
Normalized Income
340.61
+37.97%
246.88
+1490.72%
15.52
-95.86%
375.30
Net Income Common Stockholders
295.00
+55.26%
190.00
+110.32%
-1,841.00
-652.85%
333.00
Diluted EPS
4.37
+55.52%
2.81
+110.20%
-27.54
-595.32%
5.56
Basic EPS
4.39
+55.67%
2.82
+110.24%
-27.54
-594.43%
5.57
Basic Average Shares
67.30
+0.00%
67.30
+0.75%
66.80
+11.89%
59.70
Diluted Average Shares
67.70
+0.15%
67.60
+1.20%
66.80
+11.52%
59.90
Diluted NI Availto Com Stockholders
295.00
+55.26%
190.00
+110.32%
-1,841.00
-652.85%
333.00
Amortization
247.00
+0.82%
245.00
-16.95%
295.00
+102.05%
146.00
Amortization Of Intangibles Income Statement
247.00
+0.82%
245.00
-16.95%
295.00
+102.05%
146.00
Depreciation Amortization Depletion Income Statement
247.00
+0.82%
245.00
-16.95%
295.00
+102.05%
146.00
Depreciation And Amortization In Income Statement
247.00
+0.82%
245.00
-16.95%
295.00
+102.05%
146.00
Gain On Sale Of PPE
0.00
0.00
-100.00%
2.00
-71.43%
7.00
Total Other Finance Cost
2.00
-60.00%
5.00
+150.00%
2.00
—
Line Item Trend 2023-12-31
Total Assets
9,118.00
Current Assets
2,696.00
Cash Cash Equivalents And Short Term Investments
875.00
Cash And Cash Equivalents
875.00
Other Short Term Investments
0.00
Receivables
603.00
Accounts Receivable
603.00
Gross Accounts Receivable
609.00
Allowance For Doubtful Accounts Receivable
-6.00
Inventory
991.00
Raw Materials
740.00
Work In Process
94.00
Finished Goods
157.00
Other Current Assets
227.00
Total Non Current Assets
6,422.00
Net PPE
1,009.00
Gross PPE
1,747.00
Accumulated Depreciation
-738.00
Properties
0.00
Land And Improvements
76.00
Buildings And Improvements
335.00
Machinery Furniture Equipment
877.00
Construction In Progress
60.00
Other Properties
225.00
Leases
174.00
Goodwill And Other Intangible Assets
5,173.00
Goodwill
2,554.00
Other Intangible Assets
2,619.00
Investments And Advances
—
Other Non Current Assets
240.00
Total Liabilities Net Minority Interest
6,646.00
Current Liabilities
848.00
Payables And Accrued Expenses
384.00
Payables
384.00
Accounts Payable
327.00
Current Accrued Expenses
—
Employee Benefits
151.00
Pensionand Other Post Retirement Benefit Plans Current
159.00
Total Tax Payable
57.00
Income Tax Payable
57.00
Current Debt And Capital Lease Obligation
123.00
Current Debt
93.00
Other Current Borrowings
93.00
Current Capital Lease Obligation
30.00
Current Deferred Liabilities
77.00
Current Deferred Revenue
77.00
Other Current Liabilities
105.00
Total Non Current Liabilities Net Minority Interest
5,798.00
Long Term Debt And Capital Lease Obligation
4,901.00
Long Term Debt
4,696.00
Long Term Capital Lease Obligation
205.00
Non Current Deferred Liabilities
640.00
Non Current Deferred Taxes Liabilities
640.00
Other Non Current Liabilities
106.00
Stockholders Equity
2,472.00
Common Stock Equity
2,472.00
Capital Stock
0.00
Common Stock
0.00
Preferred Stock
0.00
Share Issued
66.90
Ordinary Shares Number
66.90
Treasury Shares Number
0.00
Additional Paid In Capital
2,195.00
Retained Earnings
373.00
Gains Losses Not Affecting Retained Earnings
-96.00
Other Equity Adjustments
-96.00
Total Equity Gross Minority Interest
2,472.00
Total Capitalization
7,168.00
Working Capital
1,848.00
Invested Capital
7,261.00
Total Debt
5,024.00
Net Debt
3,914.00
Capital Lease Obligations
235.00
Net Tangible Assets
-2,701.00
Tangible Book Value
-2,701.00
Line Of Credit
—
Line Item Trend 2025-12-31 2024-12-31 2023-12-31 2022-12-31
Operating Cash Flow
645.00
+22.16%
528.00
+65.52%
319.00
-39.70%
529.00
Cash Flow From Continuing Operating Activities
645.00
+22.16%
528.00
+65.52%
319.00
-39.70%
529.00
Net Income From Continuing Operations
295.00
+55.26%
190.00
+110.32%
-1,841.00
-652.85%
333.00
Depreciation Amortization Depletion
344.00
-1.15%
348.00
-12.34%
397.00
+83.80%
216.00
Depreciation
97.00
-5.83%
103.00
+0.98%
102.00
+45.71%
70.00
Amortization Cash Flow
247.00
+0.82%
245.00
-16.95%
295.00
+102.05%
146.00
Depreciation And Amortization
344.00
-1.15%
348.00
-12.34%
397.00
+83.80%
216.00
Amortization Of Intangibles
247.00
+0.82%
245.00
-16.95%
295.00
+102.05%
146.00
Other Non Cash Items
26.00
-31.58%
38.00
+0.00%
38.00
-65.77%
111.00
Stock Based Compensation
55.00
+14.58%
48.00
-11.11%
54.00
+20.00%
45.00
Provisionand Write Offof Assets
45.00
-19.64%
56.00
-12.50%
64.00
+204.76%
21.00
Asset Impairment Charge
0.00
0.00
-100.00%
1,902.00
0.00
Deferred Tax
-196.00
+13.27%
-226.00
+3.42%
-234.00
-408.70%
-46.00
Deferred Income Tax
-196.00
+13.27%
-226.00
+3.42%
-234.00
-408.70%
-46.00
Operating Gains Losses
1.00
-98.57%
70.00
+84.21%
38.00
+533.33%
6.00
Gain Loss On Investment Securities
-9.00
-169.23%
13.00
-59.38%
32.00
+146.15%
13.00
Gain Loss On Sale Of PPE
0.00
0.00
+100.00%
-2.00
+71.43%
-7.00
Change In Working Capital
75.00
+1775.00%
4.00
+104.04%
-99.00
+36.94%
-157.00
Change In Receivables
-16.00
+55.56%
-36.00
-131.58%
114.00
+2950.00%
-4.00
Changes In Account Receivables
-16.00
+55.56%
-36.00
-131.58%
114.00
+2950.00%
-4.00
Change In Inventory
-50.00
-350.00%
20.00
+126.32%
-76.00
+67.80%
-236.00
Change In Payables And Accrued Expense
159.00
+318.42%
38.00
+122.62%
-168.00
-310.00%
80.00
Change In Accrued Expense
83.00
+359.38%
-32.00
-540.00%
-5.00
—
Change In Payable
76.00
+8.57%
70.00
+142.94%
-163.00
-303.75%
80.00
Change In Account Payable
55.00
+161.90%
21.00
+121.21%
-99.00
-262.30%
61.00
Change In Other Working Capital
—
-32.00
-540.00%
-5.00
+83.87%
-31.00
Change In Other Current Assets
14.00
-44.00%
25.00
-50.00%
50.00
+78.57%
28.00
Change In Other Current Liabilities
-32.00
+25.58%
-43.00
-126.32%
-19.00
-416.67%
6.00
Investing Cash Flow
-145.00
-23.93%
-117.00
-39.29%
-84.00
+98.15%
-4,552.00
Cash Flow From Continuing Investing Activities
-145.00
-23.93%
-117.00
-39.29%
-84.00
+98.15%
-4,552.00
Net PPE Purchase And Sale
-145.00
-23.93%
-117.00
-39.29%
-84.00
+45.81%
-155.00
Purchase Of PPE
-148.00
-25.42%
-118.00
-35.63%
-87.00
+46.95%
-164.00
Sale Of PPE
3.00
+200.00%
1.00
-66.67%
3.00
-66.67%
9.00
Capital Expenditure
-148.00
-25.42%
-118.00
-35.63%
-87.00
+46.95%
-164.00
Net Investment Purchase And Sale
—
0.00
0.00
-100.00%
76.00
Purchase Of Investment
—
0.00
0.00
+100.00%
-1.00
Sale Of Investment
—
0.00
0.00
-100.00%
77.00
Net Business Purchase And Sale
—
0.00
0.00
+100.00%
-4,473.00
Purchase Of Business
—
0.00
0.00
+100.00%
-4,473.00
Financing Cash Flow
-562.00
-2.37%
-549.00
-111.97%
-259.00
-106.52%
3,971.00
Cash Flow From Continuing Financing Activities
-562.00
-2.37%
-549.00
-111.97%
-259.00
-106.52%
3,971.00
Net Issuance Payments Of Debt
-451.00
-69.55%
-266.00
-42.25%
-187.00
-104.37%
4,275.00
Issuance Of Debt
0.00
-100.00%
2,161.00
+900.46%
216.00
-95.88%
5,237.00
Repayment Of Debt
-451.00
+81.42%
-2,427.00
-502.23%
-403.00
+58.11%
-962.00
Long Term Debt Issuance
0.00
-100.00%
2,161.00
+900.46%
216.00
-95.88%
5,237.00
Long Term Debt Payments
-451.00
+81.42%
-2,427.00
-502.23%
-403.00
+58.11%
-962.00
Net Long Term Debt Issuance
-451.00
-69.55%
-266.00
-42.25%
-187.00
-104.37%
4,275.00
Short Term Debt Issuance
—
—
—
—
Short Term Debt Payments
—
—
—
-962.00
Net Short Term Debt Issuance
—
—
—
-962.00
Net Common Stock Issuance
-45.00
0.00
0.00
—
Common Stock Payments
-45.00
0.00
0.00
—
Common Stock Dividend Paid
-59.00
+0.00%
-59.00
+0.00%
-59.00
-13.46%
-52.00
Cash Dividends Paid
-59.00
+0.00%
-59.00
+0.00%
-59.00
-13.46%
-52.00
Repurchase Of Capital Stock
-45.00
0.00
0.00
—
Proceeds From Stock Option Exercised
-4.00
+55.56%
-9.00
-800.00%
-1.00
+0.00%
-1.00
Net Other Financing Charges
-3.00
+98.60%
-215.00
-1691.67%
-12.00
+95.22%
-251.00
Changes In Cash
-62.00
+55.07%
-138.00
-475.00%
-24.00
+53.85%
-52.00
Effect Of Exchange Rate Changes
23.00
+200.00%
-23.00
-130.00%
-10.00
-100.00%
-5.00
Beginning Cash Position
714.00
-18.40%
875.00
-3.74%
909.00
-5.90%
966.00
End Cash Position
675.00
-5.46%
714.00
-18.40%
875.00
-3.74%
909.00
Free Cash Flow
497.00
+21.22%
410.00
+76.72%
232.00
-36.44%
365.00
Interest Paid Supplemental Data
190.00
-29.10%
268.00
-12.13%
305.00
+177.27%
110.00
Income Tax Paid Supplemental Data
178.00
+22.76%
145.00
-19.44%
180.00
+35.34%
133.00
Change In Income Tax Payable
21.00
-57.14%
49.00
+176.56%
-64.00
-436.84%
19.00
Change In Tax Payable
21.00
-57.14%
49.00
+176.56%
-64.00
-436.84%
19.00
SEC Filings

Recent 10-K, 10-Q, 8-K, and Form 4 (insider) filings.

Trades
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