MKSI trades 55.2% below Wall Street's consensus target of $404.00.
Last 12 months price action with 12-month analyst target path
The base valuation assumes MKSI achieves its forward estimates and maintains a stable P/E multiple of 19.8x. This scenario reflects the blended consensus of 29 Wall Street analysts, balancing both positive catalysts and macroeconomic headwinds over the next 12 months.
As of September 23, 2026, MKS Inc. (MKSI) has a Wall Street consensus price target of $404.00, based on estimates from 29 covering analysts. With the stock currently trading at $260.37, this represents a potential upside of +55.2%. The company has a market capitalization of $17.59B.
Analyst price targets range from a low of $265.00 to a high of $600.00, representing a 83% spread in expectations. The median target of $360.00 differs from the mean, suggesting potential outlier estimates. The wide target spread reflects significant disagreement on fair value.
The current analyst consensus rating is Buy, with 24 analysts rating the stock as a Buy or Strong Buy,3 rating it Hold, and 2 rating it Sell or Strong Sell. This overwhelmingly bullish sentiment suggests analysts see significant catalysts for upside ahead.
From a valuation perspective, MKSI trades at a trailing P/E of 59.6x and forward P/E of 19.8x. Analysts expect EPS to grow +117.0% over the next year.
Our proprietary valuation model, which blends historical multiples with forward estimates, suggests a base-case price target of $350.06, with bear and bull scenarios of $220.54 and $461.24 respectively. Model confidence stands at 48/100, suggesting limited visibility into future performance.
| Company | Market Cap | Price | Target | Upside Potential | Rating | Fwd P/E | Analysts |
|---|---|---|---|---|---|---|---|
 ENTGEntegris, Inc. | $23.0B | $151.11 | $179.50 | +18.8% | Buy | 38.6x | 27 |
 ICHRIchor Holdings, Ltd. | $2.0B | $57.44 | $96.00 | +67.1% | Buy | 36.6x | 14 |
 ONTOOnto Innovation Inc. | $14.1B | $283.81 | $385.56 | +35.9% | Buy | 35.0x | 12 |
 NOVTNovanta Inc. | $5.1B | $144.17 | $194.00 | +34.6% | Buy | 39.0x | 3 |
 FELEFranklin Electric Co., Inc. | $4.2B | $95.99 | $114.50 | +19.3% | Hold | 20.6x | 11 |
 ITRIItron, Inc. | $4.1B | $93.33 | $134.80 | +44.4% | Hold | 14.5x | 37 |
 COHUCohu, Inc. | $3.0B | $64.54 | $66.83 | +3.5% | Buy | 67.9x | 14 |
 UCTTUltra Clean Holdings, Inc. | $3.4B | $76.55 | $123.33 | +61.1% | Buy | 24.2x | 12 |
 AMATApplied Materials, Inc. | $375.1B | $472.46 | $666.30 | +41.0% | Buy | 36.9x | 55 |
 LRCXLam Research Corporation | $388.9B | $310.96 | $375.94 | +20.9% | Buy | 32.8x | 50 |
Quick answers to the most common questions about buying MKSI stock.
The consensus Wall Street price target for MKSI is $404, representing 55.2% upside from the current price of $260.37. With 29 analysts covering the stock, this strong upside suggests significant value not yet reflected in today's share price.
MKSI has a consensus rating of "Buy" based on 29 Wall Street analysts. The rating breakdown is predominantly bullish, with 24 Buy/Strong Buy ratings. The consensus 12-month price target of $404 implies 55.2% upside from current levels.
With a forward P/E of 19.8286x, MKSI trades at a relatively low valuation. The consensus target of $404 implies 55.2% appreciation, suggesting meaningful undervaluation.
The most bullish Wall Street analyst has a price target of $600 for MKSI, while the most conservative target is $265. The consensus of $404 represents the median expectation. Our quantitative valuation model projects a bull case target of $461 based on optimistic growth and margin assumptions. These targets typically reflect 12-month expectations.
MKSI is heavily covered by Wall Street, with 29 analysts providing price targets and ratings. Of these, 0 have Strong Buy ratings, 24 have Buy ratings, 3 recommend Hold, and 2 have Sell or Strong Sell ratings. Higher analyst coverage generally indicates greater institutional interest and more reliable consensus estimates.
The 12-month MKSI stock forecast based on 29 Wall Street analysts shows a consensus price target of $404, with estimates ranging from $265 (bear case) to $600 (bull case). The median consensus rating is "Buy". Our proprietary valuation model produces a base case fair value of $350, with bear/bull scenarios of $221/$461.
Our quantitative valuation model calculates MKSI's fair value at $350 (base case), with a bear case of $221 and bull case of $461. The model uses discounted cash flow analysis, historical growth rates, and margin mean-reversion to project FY+2 earnings, then applies an appropriate P/E multiple. The model confidence score is 48/100.
MKSI trades at a forward P/E ratio of 19.8x based on next-twelve-months earnings estimates compared to a trailing P/E of 59.6x. The lower forward P/E indicates analysts expect earnings growth. A forward P/E is useful for comparing valuations when earnings are expected to change significantly.
Wall Street analysts are very optimistic on MKSI, with a "Buy" consensus rating and $404 price target (55.2% upside). 24 of 29 analysts rate it Buy or Strong Buy. This information is for educational purposes only. Always conduct your own research, consider your financial situation, and consult a financial advisor before making investment decisions.
MKSI analyst price targets range from $265 to $600, a 83% wide spread indicating significant analyst disagreement. Differences stem from varying assumptions about revenue growth, profit margins, competitive dynamics, and valuation multiples. The $404 consensus represents the middle ground. Our model's $221-$461 range provides an independent fundamental perspective.
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