MKS Inc. (MKSI) SEC Filings & Earnings Calls
EquiReason read 15 MKS Inc. SEC filings in the last 12 months. Latest: 8-K on 2026-10-19 — MKS Inc. entered definitive agreement to sell Ophir Optics business to TTM Technologies for $650M cash; expected close Q2 2027..
Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason
- Market cap
- 13.3B
- P/E TTM
- 31.3
- Dividend yield
- 0.5%
- 52-week
- —
- Next earnings
- 4 Nov, in 11 days
Every filing, read
last 12 months · SECWhat happened, the numbers inside, guidance and risks. The original is one click away.
19 Oct 20268-K · 8.01MKS Inc. entered definitive agreement to sell Ophir Optics business to TTM Technologies for $650M cash; expected close Q2 2027.being acquiredopen
Risks flagged
Transaction subject to regulatory approvals and customary closing conditions; risk of non-completion or delay.
“Transaction is subject to customary closing conditions, including certain regulatory approvals and certain governmental consents and permits, and is expected to close in the second quarter of 2027.” · word for word
6 Aug 202610-QMKS reported strong sequential and year-over-year revenue growth, margin expansion, and improved profitability, driven by AI-related semiconductor demand.earningsopen
Figures in the filing · each found in the filing text
| Revenue · Q2-2026 | $1.25B | |
| Revenue · H1-2026 | $2.33B | +22% y/y |
| Net income · Q2-2026 | $175M | |
| Net income · H1-2026 | $258M | +125% y/y |
| Gross margin · Q2-2026 | 47.6% | |
| Operating margin · Q2-2026 | 20.1% | |
| Semiconductor revenue · Semiconductor · Q2-2026 | $554M | |
| Electronics and Packaging revenue · Electronics and Packaging · Q2-2026 | $381M | |
| Specialty Industrial revenue · Specialty Industrial · Q2-2026 | $313M | |
| VSD revenue · Vacuum Solutions Division · Q2-2026 | $507M |
Risks flagged
Trade restrictions in China
“The semiconductor capital equipment industry is currently subject to significant trade restrictions, especially in key markets, including China.” · word for word
Customer concentration and demand cyclicality
“The semiconductor market is subject to rapid demand shifts, which are difficult to predict, and we cannot be certain as to the timing or extent of future demand or any future softening in the semiconductor capital equipment industry.” · word for word
Debt and interest expense
“Interest expense, net: $36 million for three months ended June 30, 2026; total debt $13.2 billion (net debt $6.4 billion) for MercadoLibre; for MKS, interest expense $36 million in Q2 2026.”
5 Aug 20268-K · 2.02MKS Inc. reported Q2 2026 revenue $1,248M (above high end of guidance), GAAP EPS $2.41, Non-GAAP EPS $3.30, Adj. EBITDA $358M; Q3 guidance revenue $1,350M ±$40M, Non-GAAP EPS $3.58 ±$0.31.earningsopen
Figures in the filing · each found in the filing text
| Net Revenues · Q2-2026 | $1.25B | +28% y/y |
| Gross Margin · Q2-2026 | 47.6% | |
| GAAP Net income · Q2-2026 | $175M | +182% y/y |
| GAAP Net income per diluted share · Q2-2026 | $2.41 | +162% y/y |
| Non-GAAP Net earnings · Q2-2026 | $232M | +95% y/y |
| Non-GAAP Net earnings per diluted share · Q2-2026 | $3.30 | +86% y/y |
| Adjusted EBITDA · Q2-2026 | $358M | |
| Semiconductor Revenue · Semiconductor · Q2-2026 | $554M | +28% y/y |
| Electronics & Packaging Revenue · Electronics & Packaging · Q2-2026 | $381M | +43% y/y |
| Specialty Industrial Revenue · Specialty Industrial · Q2-2026 | $313M | +14% y/y |
Guidance
Q3 2026 revenue $1,350M ±$40M; Non-GAAP EPS $3.58 ±$0.31; Adj. EBITDA $395M ±$28M; Gross margin 47.0% ±1.0%
Q3 guidance implies sequential revenue growth of ~8% at midpoint, with continued margin expansion and strong demand from AI-driven semiconductor and advanced packaging markets.
Risks flagged
Impact of U.S. import tariffs and retaliatory actions on business environment.
“The guidance for the third quarter is based on the current business environment, including the impact of U.S. import tariffs and the imposition of retaliatory actions taken by other countries up through but not including the date of this release.” · word for word
Convertible senior notes classified as short-term debt due to stock price conversion condition.
“The trading price of our common stock during the second quarter of 2026 resulted in the satisfaction of the stock price conversion condition under the indenture governing our convertible senior notes. As a result, the convertible senior notes are convertible, in whole or in part, at the option of the noteholders at any time during the third quarter of 2026, ” · word for word
12 May 20268-K · 5.02, 5.07Reported the departure of a director or principal officer (CEO/CFO change); submitted matters to a vote of security holdersopen
Risks flagged
Potential dilution from increased share reserve for equity incentives.
“Approval of 6.2M additional shares under stock incentive plan.”
7 May 202610-QMKS reported strong Q1 2026 results with revenue up 4% QoQ and 15% YoY, driven by AI-related semiconductor demand and electronics/packaging growth.earningsopen
Figures in the filing · each found in the filing text
| Total net revenues · Q1-2026 | $1.08B | +15% y/y |
| Net income · Q1-2026 | $84M | +60% y/y |
| Gross profit percentage · Q1-2026 | 47.0% | |
| Semiconductor market net revenues · Semiconductor · Q1-2026 | $466M | +13% y/y |
| Electronics and Packaging market net revenues · Electronics and Packaging · Q1-2026 | $321M | +27% y/y |
| Specialty Industrial market net revenues · Specialty Industrial · Q1-2026 | $291M | +8% y/y |
| Vacuum Solutions Division net revenues · VSD · Q1-2026 | $425M | +10% y/y |
| Photonics Solutions Division net revenues · PSD · Q1-2026 | $303M | +15% y/y |
| Materials Solutions Division net revenues · MSD · Q1-2026 | $350M | +22% y/y |
| Operating cash flow · Q1-2026 | $53M |
Risks flagged
Trade restriction exposure in China
“The semiconductor capital equipment industry is currently subject to significant trade restrictions, especially in key markets, including China.” · word for word
Tariff cost pressure on margins
“Gross profit as a percentage of net product revenues decreased by 0.5 percentage points for the three months ended March 31, 2026 compared to the same period in the prior year, primarily due to unfavorable product mix and higher duty and tariff costs.” · word for word
Palladium price volatility impacting MSD margins
“Gross profit as a percentage of net revenues for MSD decreased for the three months ended March 31, 2026 compared to the prior quarter, primarily due to higher palladium prices.” · word for word
6 May 20268-K · 2.02Net Revenues $1.08B (+15% y/y); GAAP net income $84M (+62% y/y); Adjusted EBITDA $277M; Guidance: Q2 revenue $1,200M, adj EBITDA $328M, non-GAAP EPS $2.90earningsopen
Figures in the filing · each found in the filing text
| Net Revenues · Q1-2026 | $1.08B | +15% y/y |
| GAAP net income · Q1-2026 | $84M | +62% y/y |
| Adjusted EBITDA · Q1-2026 | $277M | |
| Non-GAAP net earnings per diluted share · Q1-2026 | $2.30 | +35% y/y |
| Semiconductor revenue · Semiconductor · Q1-2026 | $466M | +13% y/y |
| Electronics & Packaging revenue · Electronics & Packaging · Q1-2026 | $321M | +27% y/y |
| Specialty Industrial revenue · Specialty Industrial · Q1-2026 | $291M | +8% y/y |
Guidance
Q2 revenue $1,200M, adj EBITDA $328M, non-GAAP EPS $2.90
Strong Q2 guidance above Q1 actuals, reflecting accelerating AI-driven demand.
Risks flagged
U.S. import tariffs and retaliatory actions could impact business.
“Guidance based on current business environment, including the impact of U.S. import tariffs and the imposition of retaliatory actions.”
6 Apr 20268-K · 5.02Reported a director or officer change (departure, election, appointment or pay arrangement)open
Risks flagged
Loss of a key executive could create temporary leadership gap.
“Retirement of EVP, General Counsel and Secretary.”
31 Mar 2026DEF 14ADEF 14A proxy filing: shareholder vote on increasing equity compensation share reserve, advisory votes on executive compensation and special meeting threshold, and director elections.open
Figures in the filing · each found in the filing text
| Overhang · 2026-03-03 | 5.0% | |
| Gross Burn Rate · 2023-2025 | 0.9% | |
| Shares Outstanding · 2026-03-03 | 67,321,698 |
Risks flagged
Shareholder dilution from equity compensation
“If shareholders approve the Amended 2022 Plan, awards may be made under the Amended 2022 Plan for up to 12,400,274 shares of our Common Stock” · word for word
24 Feb 202610-KSemiconductor market revenue sequential change 13; Electronics and packaging market revenue as % of total 28; Specialty industrial market revenue as % of total 29open
Figures in the filing · each found in the filing text
| Semiconductor market revenue sequential change · Semiconductor · FY2025 | 13.0% | |
| Electronics and packaging market revenue as % of total · Electronics and Packaging · FY2025 | 28.0% | |
| Specialty industrial market revenue as % of total · Specialty Industrial · FY2025 | 29.0% | |
| Research and development expenses · FY2025 | $299M | +10% y/y |
| Top 10 customers as % of net revenues · FY2025 | 35.0% | |
| International net revenues as % of total · FY2025 | 81.0% | |
| Total workforce · 2025-12-31 | 10,300 | |
| Voluntary turnover · FY2025 | 6.0% |
Risks flagged
Supply chain disruption risk
“Supply chain disruptions and other manufacturing interruptions or delays have affected our ability to meet customer demand and have led to higher costs” · word for word
Sole/limited source supplier dependency
“Our dependence on sole and limited source suppliers and international suppliers has negatively impacted, and could continue to impact, our ability to manufacture products and systems.” · word for word
China trade restriction risk
“the semiconductor capital equipment industry has recently been subject to significant trade restrictions, especially in key markets, including China, which has impacted our sales.” · word for word
Semiconductor cyclicality risk
“The semiconductor, electronics manufacturing and automotive industries we serve are characterized by periodic fluctuations in business activity that may cause a reduction in demand for our products.” · word for word
Goodwill impairment risk
“A material amount of our assets represents goodwill and intangible assets, against which we have recorded impairments in the past, and our net income may be significantly reduced by future impairments of these assets.” · word for word
17 Feb 20268-K · 2.02Total net revenues $1.03B (+10% y/y); GAAP Net income $108M (+20% y/y); Adjusted EBITDA $249M; Guidance: Q1 FY2026 revenue guidance midpoint $1,040M vs Q4 FY2025 actual $1,033M; Adj EBITDA guidance $251M vs Q4 actual $249M.earningsopen
Figures in the filing · each found in the filing text
| Total net revenues · Q4-2025 | $1.03B | +11% y/y |
| GAAP Net income · Q4-2025 | $108M | +20% y/y |
| Adjusted EBITDA · Q4-2025 | $249M | |
| Non-GAAP net earnings per diluted share · Q4-2025 | $2.47 | +15% y/y |
| Semiconductor revenue · Semiconductor · Q4-2025 | $435M | +9% y/y |
| Electronics & Packaging revenue · Electronics & Packaging · Q4-2025 | $303M | +19% y/y |
| Specialty Industrial revenue · Specialty Industrial · Q4-2025 | $295M | +5% y/y |
| Cash and cash equivalents · Q4-2025 | $675M | |
| Revenue guidance · Q1-2026 | $1.04B | |
| Adjusted EBITDA guidance · Q1-2026 | $251M |
Guidance
Q1 FY2026 revenue guidance midpoint $1,040M vs Q4 FY2025 actual $1,033M; Adj EBITDA guidance $251M vs Q4 actual $249M.
Guidance implies modest sequential revenue growth and stable margins, supported by AI-driven demand in semiconductor and advanced packaging.
Risks flagged
Exposure to U.S. import tariffs and retaliatory actions could impact guidance.
“guidance for the first quarter is based on the current business environment, including the impact of U.S. import tariffs and the imposition of retaliatory actions taken by other countries” · word for word
5 Feb 20268-K · 1.01, 2.03, 7.01MKS closed a €1B 4.250% senior notes offering due 2034 and refinanced its term loan and revolver, extending maturities to 2031-2033 and reducing interest margins by 25-50 bps, expecting ~$27M annualized cash interest savings.open
Figures in the filing · each found in the filing text
| Senior notes principal | $1.00B | |
| Annualized cash interest savings | $27M |
Risks flagged
Increased debt leverage from new notes
“Issuance of €1B senior notes increases debt obligations, though partially offset by prepayment of $1.3B term loan.”
21 Jan 20268-K · 2.02, 7.01Revenue $1.03B; GAAP net income $106M; Adjusted EBITDA $248M; Guidance: Revenue guidance raised by $40M to ~$1.03B; GAAP net income ~$106M; Adjusted EBITDA ~$248Mearningsopen
Figures in the filing · each found in the filing text
| Revenue · Q4-2025 | $1.03B | |
| GAAP net income · Q4-2025 | $106M | |
| Adjusted EBITDA · Q4-2025 | $248M |
Guidance
Revenue guidance raised by $40M to ~$1.03B; GAAP net income ~$106M; Adjusted EBITDA ~$248M
Revenue guidance raised by $40M due to broad-based demand increase; gross margin improvement; debt refinancing to reduce interest expense.
Risks flagged
Higher operating expenses from variable compensation and restructuring charges partially offset margin gains.
“Partially offset by an increase in operating expenses, mainly from higher variable compensation as well as higher restructuring and other charges.” · word for word
Debt refinancing involves new unsecured indebtedness up to €1.0 billion, increasing leverage exposure.
“Proceeds from contemplated new Euro denominated unsecured indebtedness, which are expected to be up to approximately €1.0 billion.” · word for word
6 Nov 202510-QMKS Inc. reported Q3 FY2025 results with mixed demand: semiconductor revenue declined sequentially but electronics and packaging grew; gross margin stable sequentially but down YoY.earningsopen
Figures in the filing · each found in the filing text
| Net revenues · Q3-2025 | $988M | |
| Operating cash flow · 9M-2025 | $503M | |
| Semiconductor revenue · Semiconductor · Q3-2025 | $415M | |
| Electronics and Packaging revenue · Electronics and Packaging · Q3-2025 | $289M | |
| Specialty Industrial revenue · Specialty Industrial · Q3-2025 | $284M | |
| VSD revenue · Vacuum Solutions Division · Q3-2025 | $386M | |
| PSD revenue · Photonics Solutions Division · Q3-2025 | $249M | |
| MSD revenue · Materials Solutions Division · Q3-2025 | $353M | |
| Gross profit % · Q3-2025 | 46.6% | |
| International revenue % · 9M-2025 | 81.0% |
Risks flagged
NAND upgrade timing risk
“reduced demand due to the timing of NAND upgrades” · word for word
Trade restriction risk
“the semiconductor capital equipment industry has recently been subject to significant trade restrictions, especially in key markets, including China” · word for word
Tariff cost pressure
“higher duty and tariff costs” · word for word
Demand volatility risk
“The semiconductor market is subject to rapid demand shifts, which are difficult to predict” · word for word
5 Nov 20258-K · 2.02Revenue $988M (+10% y/y); GAAP net income $74M (+19% y/y); GAAP net income per diluted share $1.10 (+20% y/y); Guidance: Q4 2025 revenue guidance $990M ± $40M; Non-GAAP EPS $2.27 ± $0.34earningsopen
Figures in the filing · each found in the filing text
| Revenue · Q3-2025 | $988M | +10% y/y |
| GAAP net income · Q3-2025 | $74M | +19% y/y |
| GAAP net income per diluted share · Q3-2025 | $1.10 | +20% y/y |
| Non-GAAP net earnings per diluted share · Q3-2025 | $1.93 | +12% y/y |
| Adjusted EBITDA · Q3-2025 | $240M | |
| Operating cash flow · Q3-2025 | $197M | |
| Free cash flow · Q3-2025 | $147M | |
| Semiconductor revenue · Semiconductor · Q3-2025 | $415M | +10% y/y |
| Electronics & Packaging revenue · Electronics & Packaging · Q3-2025 | $289M | +25% y/y |
| Specialty Industrial revenue · Specialty Industrial · Q3-2025 | $284M | -1% y/y |
Guidance
Q4 2025 revenue guidance $990M ± $40M; Non-GAAP EPS $2.27 ± $0.34
Q4 guidance implies continued strong demand, with revenue slightly above Q3 levels; margin stable; debt reduction continues.
Risks flagged
U.S. import tariffs and retaliatory actions could impact future results; guidance based on current environment.
“The guidance for the fourth quarter is based on the current business environment, including the impact of U.S. import tariffs and the imposition of retaliatory actions taken by other countries up through but not including the date of this release.” · word for word
MKS Inc. — questions
- What did MKS Inc. file recently?
- 15 SEC filings in the last 12 months. Latest: 8-K on 2026-10-19 — MKS Inc. entered definitive agreement to sell Ophir Optics business to TTM Technologies for $650M cash; expected close Q2 2027.
Every figure on this page comes from MKS Inc.'s own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.
How these figures are read: methodology · EquiReason.