# MKS Inc: overview

MKSI · Nasdaq · CIK 1049502 · [Technology](/sectors/technology.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/mksi.md) · [Financials](/companies/mksi/financials.md) · [Filings](/companies/mksi/filings.md) · [Insiders](/companies/mksi/insiders.md)

Latest reported revenue: [$1.25bn](/filings/0001193125-26-337821.md) for Q2 FY2026, three months to 2026-06-30, from the 10-Q filed Aug 6, 2026 (XBRL us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax, accession 0001193125-26-337821).

## Last eight quarters

| Line item | Unit | Q3 FY2024 (2024-09-30) | Q4 FY2024 (2024-12-31) | Q1 FY2025 (2025-03-31) | Q2 FY2025 (2025-06-30) | Q3 FY2025 (2025-09-30) | Q4 FY2025 (2025-12-31) | Q1 FY2026 (2026-03-31) | Q2 FY2026 (2026-06-30) |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | [896](/filings/0001193125-25-268932.md) | [934 d](/filings/0001193125-26-066820.md) | [936](/filings/0001049502-26-000062.md) | [973](/filings/0001193125-26-337821.md) | [988](/filings/0001193125-25-268932.md) | [1,033 d](/filings/0001193125-26-066820.md) | [1,078](/filings/0001049502-26-000062.md) | [1,248](/filings/0001193125-26-337821.md) |
| Gross margin | % | [48.2%](/filings/0001193125-25-268932.md) | [47.2% d](/filings/0001193125-26-066820.md) | [47.4%](/filings/0001049502-26-000062.md) | [46.6%](/filings/0001193125-26-337821.md) | [46.7%](/filings/0001193125-25-268932.md) | [46.4% d](/filings/0001193125-26-066820.md) | [47.0%](/filings/0001049502-26-000062.md) | [47.7%](/filings/0001193125-26-337821.md) |
| Operating margin | % | [14.3%](/filings/0001193125-25-268932.md) | [14.6% d](/filings/0001193125-26-066820.md) | [11.9%](/filings/0001049502-26-000062.md) | [13.9%](/filings/0001193125-26-337821.md) | [14.0%](/filings/0001193125-25-268932.md) | [13.8% d](/filings/0001193125-26-066820.md) | [13.8%](/filings/0001049502-26-000062.md) | [20.1%](/filings/0001193125-26-337821.md) |
| Net margin | % | [6.9%](/filings/0001193125-25-268932.md) | [9.7% d](/filings/0001193125-26-066820.md) | [5.6%](/filings/0001193125-26-337821.md) | [6.4%](/filings/0001193125-26-337821.md) | [7.5%](/filings/0001193125-25-268932.md) | [10.4% d](/filings/0001193125-26-066820.md) | [7.8%](/filings/0001193125-26-337821.md) | [14.0%](/filings/0001193125-26-337821.md) |
| Diluted EPS | $ per share | [0.92](/filings/0001193125-25-268932.md) | not reported | [0.77](/filings/0001049502-26-000062.md) | [0.92](/filings/0001193125-26-337821.md) | [1.10](/filings/0001193125-25-268932.md) | not reported | [1.18](/filings/0001049502-26-000062.md) | [2.41](/filings/0001193125-26-337821.md) |
| Free cash flow | $m | [141 d](/filings/0001193125-25-268932.md) | [125 d](/filings/0001193125-26-066820.md) | [123](/filings/0001049502-26-000062.md) | [136 d](/filings/0001193125-26-337821.md) | [146 d](/filings/0001193125-25-268932.md) | [92.0 d](/filings/0001193125-26-066820.md) | [28.0](/filings/0001049502-26-000062.md) | [189 d](/filings/0001193125-26-337821.md) |

- Revenue. XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Gross margin (gross profit / revenue). XBRL Gross profit: us-gaap:GrossProfit; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Net margin (net income / revenue). XBRL Net income: us-gaap:NetIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. Derived values: 9-month figure less the 6-month figure; 12-month figure less the 9-month figure; 6-month figure less the 3-month figure.

## Last five fiscal years

| Line item | Unit | FY2021 (2021-12-31) | FY2022 (2022-12-31) | FY2023 (2023-12-31) | FY2024 (2024-12-31) | FY2025 (2025-12-31) |
| --- | --- | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | [2,950](/filings/0000950170-24-021071.md) | [3,547](/filings/0000950170-25-026433.md) | [3,622](/filings/0001193125-26-066820.md) | [3,586](/filings/0001193125-26-066820.md) | [3,931](/filings/0001193125-26-066820.md) |
| Gross margin | % | [46.8%](/filings/0000950170-24-021071.md) | [43.6%](/filings/0000950170-25-026433.md) | [45.3%](/filings/0001193125-26-066820.md) | [47.6%](/filings/0001193125-26-066820.md) | [46.7%](/filings/0001193125-26-066820.md) |
| Operating margin | % | [23.7%](/filings/0000950170-24-021071.md) | [17.4%](/filings/0000950170-25-026433.md) | [(42.9%)](/filings/0001193125-26-066820.md) | [13.9%](/filings/0001193125-26-066820.md) | [13.4%](/filings/0001193125-26-066820.md) |
| Net margin | % | [18.7%](/filings/0000950170-24-021071.md) | [9.4%](/filings/0000950170-25-026433.md) | [(50.8%)](/filings/0001193125-26-066820.md) | [5.3%](/filings/0001193125-26-066820.md) | [7.5%](/filings/0001193125-26-066820.md) |
| Diluted EPS | $ per share | [9.90](/filings/0000950170-24-021071.md) | [5.56](/filings/0000950170-25-026433.md) | [(27.54)](/filings/0001193125-26-066820.md) | [2.81](/filings/0001193125-26-066820.md) | [4.37](/filings/0001193125-26-066820.md) |
| Free cash flow | $m | [553](/filings/0000950170-24-021071.md) | [365](/filings/0000950170-25-026433.md) | [232](/filings/0001193125-26-066820.md) | [410](/filings/0001193125-26-066820.md) | [497](/filings/0001193125-26-066820.md) |

- Revenue. XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Gross margin (gross profit / revenue). XBRL Gross profit: us-gaap:GrossProfit; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Net margin (net income / revenue). XBRL Net income: us-gaap:NetIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment.

Each value links to the filing it came from. d marks a derived value. A ratio is not reported when any input is missing.

## Insider purchases and sales

The last 20 open-market transactions on Form 4 (codes P and S). Reported price is as stated on the form, not a market price. [All insider transactions](/companies/mksi/insiders.md)

None in coverage.

## Funds that report holding it

From each manager’s latest Form 13F, largest reported value first. Reported value is as filed: filing data, not a price. [All funds](/funds.md)

| Fund | Quarter ended | Reported value | Shares | Put or call | Change on the quarter before |
| --- | --- | ---: | ---: | --- | --- |
| [BlackRock, Inc.](/funds/2012383.md) | 2026-06-30 | $3.08bn | 6,930,030 |  | Added +288,300 |
| [Invesco Ltd.](/funds/914208.md) | 2026-06-30 | $2.07bn | 4,661,664 |  | Added +940,205 |
| [VANGUARD PORTFOLIO MANAGEMENT LLC](/funds/2100121.md) | 2026-06-30 | $1.65bn | 3,707,327 |  | Added +21,834 |
| [JPMORGAN CHASE & CO](/funds/19617.md) | 2026-06-30 | $1.40bn | 3,373,844 |  | Added +1,277,502 |
| [VANGUARD CAPITAL MANAGEMENT LLC](/funds/2100119.md) | 2026-06-30 | $1.36bn | 3,049,560 |  | Added +35,359 |
| [STATE STREET CORP](/funds/93751.md) | 2026-06-30 | $949.4m | 2,134,663 |  | Added +76,931 |
| [Point72 Asset Management, L.P.](/funds/1603466.md) | 2026-06-30 | $888.2m | 1,996,843 |  | Added +386,512 |
| [Capital International Investors](/funds/1562230.md) | 2026-06-30 | $851.9m | 1,915,187 |  | Reduced −53,583 |
| [GEODE CAPITAL MANAGEMENT, LLC](/funds/1214717.md) | 2026-06-30 | $686.6m | 1,539,072 |  | Reduced −247 |
| [FMR LLC](/funds/315066.md) | 2026-06-30 | $667.0m | 1,499,498 |  | Reduced −434,345 |

## Recent filings

[All 1,582 filings](/companies/mksi/filings.md)

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-19 | 12:17 ET | [8-K](/filings/0001193125-26-424709.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-424709 |
| 2026-08-06 | 19:30 ET | [10-Q](/filings/0001193125-26-337821.md) | Quarterly report, period 2026-06-30 | 0001193125-26-337821 |
| 2026-08-05 | 20:31 ET | [8-K](/filings/0001193125-26-335274.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-335274 |
| 2026-05-12 | 20:15 ET | [8-K](/filings/0001193125-26-219474.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001193125-26-219474 |
| 2026-05-07 | 19:30 ET | [10-Q](/filings/0001049502-26-000062.md) | Quarterly report, period 2026-03-31 | 0001049502-26-000062 |
| 2026-05-06 | 20:31 ET | [8-K](/filings/0001193125-26-209140.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-209140 |
| 2026-04-06 | 12:29 ET | [8-K](/filings/0001193125-26-142945.md) | 5.02 Departure or appointment of officers or directors | 0001193125-26-142945 |
| 2026-03-31 | 12:34 ET | [DEF 14A](/filings/0001193125-26-133378.md) | Proxy statement, period 2026-05-11 | 0001193125-26-133378 |
| 2026-02-24 | 20:31 ET | [10-K](/filings/0001193125-26-066820.md) | Annual report, period 2025-12-31 | 0001193125-26-066820 |
| 2026-02-17 | 21:31 ET | [8-K](/filings/0001193125-26-054841.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-054841 |

## Latest annual report

[Form 10-K for the fiscal year ended Dec 31, 2025](/filings/0001193125-26-066820.md), filed Feb 24, 2026.

## Forecast league

Q3 FY2026, the quarter ended 2026-09-30, is open for forecasts until the first results filing for it is accepted by EDGAR. Results are due by \[object Promise\]. [Forecast this quarter](/leagues/2026q3/targets/786028c2-ae81-4c3b-b4e7-9e5e231bd82c)

## About the filer

- CIK: 1049502
- Tickers: MKSI
- Exchange: Nasdaq
- SIC code: 3823 Industrial Instruments For Measurement, Display, and Control
- State of incorporation: MA
- Filer category: Large accelerated filer

Source: SEC EDGAR, XBRL company facts, the filing index and Forms 4. Last ingested by Listed: Oct 24, 2026, 15:31 ET. No prices; not investment advice.