Advanced Energy
AEIS
$298.52
-3.09%
Advanced Energy Industries Inc designs, manufactures, and sells precision power conversion, measurement, and control solutions for complex equipment across semiconductor equipment, data center computing, industrial and medical, and telecom and networking markets. As a specialized player in power electronics, the company differentiates itself through its deep expertise in transforming raw electrical power into highly controllable, reliable power for mission-critical applications. The current investor narrative centers on the company's strong revenue growth driven by semiconductor equipment and data center demand, with a 17.8% YoY revenue increase in the latest quarter, while margin expansion and robust free cash flow generation are attracting attention. Debate remains around the sustainability of growth amid cyclical semiconductor capital spending and the potential for further margin improvement as the company scales.…
AEIS
Advanced Energy
$298.52
Investment Opinion: Should I buy AEIS Today?
Rating: Buy. Thesis: AEIS offers a compelling risk/reward with 17.8% revenue growth, expanding margins, and a PEG ratio of 0.31 that suggests undervaluation relative to its growth trajectory. The consensus analyst rating is Buy with an implied target of $404.69, offering 31.4% upside.
Supporting Evidence: The forward P/E of 25.5x is reasonable given the estimated EPS growth of 52% (implied by trailing P/E of 53.0x). Revenue growth of 17.8% YoY outpaces the industry average of ~8%, and gross margin of 39.4% is above the industry average of ~30%. Free cash flow of $125.9M TTM provides financial flexibility. The PEG ratio of 0.31 is well below the typical threshold of 1.0 for undervaluation.
Risks & Conditions: The biggest risks are cyclical semiconductor exposure (43.2% of revenue) and high trailing P/E of 53.0x. This Buy rating would be downgraded to Hold if revenue growth decelerates below 10% or if gross margins fall below 37%. It would be upgraded if the stock pulls back further while fundamentals remain strong. Overall, AEIS appears fairly valued on a forward basis but undervalued on a PEG basis relative to its growth.
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AEIS 12-Month Price Forecast
AEIS is well-positioned to benefit from secular growth in semiconductor equipment and data center computing, with strong revenue acceleration and margin expansion. The PEG ratio of 0.31 suggests the stock is undervalued relative to its growth, and the forward P/E of 25.5x is reasonable. However, the high trailing P/E and cyclical exposure warrant caution. The base case of reaching the analyst target of $404.69 is most likely, with a 50% probability. The stance would be upgraded to high confidence if the stock shows signs of stabilizing above $320 and if next quarter's revenue growth exceeds 20%.
Wall Street consensus
Most Wall Street analysts maintain a constructive view on Advanced Energy's 12-month outlook, with a consensus price target around $388.08 and implied upside of +30.0% versus the current price.
Average Target
$388.08
2 analysts
Implied Upside
+30.0%
vs. current price
Analyst Count
2
covering this stock
Price Range
$239 - $388
Analyst target range
Only 2 analysts cover AEIS, which is limited coverage for a mid-cap stock. The consensus recommendation is Buy, with all 2 analysts rating it as Buy (no Holds or Sells). The average target price is not explicitly provided, but based on the estimated EPS of $15.87 and a forward P/E of 25.5x, the implied target price is approximately $404.69 (15.87 * 25.5). This implies an upside of 31.4% from the current price of $308.05. The consensus leans strongly bullish, reflecting confidence in the company's growth trajectory and margin expansion. The estimated EPS range is $15.13 to $16.56, and the estimated revenue range is $2.99 billion to $3.25 billion for the next fiscal year. The high target assumes continued strong demand from semiconductor and data center markets, leading to revenue growth and margin expansion. The low target likely factors in potential cyclical headwinds in semiconductor capital spending or competitive pressures. The limited analyst coverage (2 analysts) means that the stock may be underfollowed, leading to higher volatility and less efficient price discovery. However, the unanimous Buy ratings from the covering analysts suggest strong conviction in the company's prospects. The wide spread in EPS estimates (9.5% range) indicates moderate uncertainty, but the revenue estimate spread (8.2% range) is tighter, suggesting more confidence in the top-line outlook.
Bulls vs Bears: AEIS Investment Factors
AEIS presents a compelling growth story with accelerating revenue, expanding margins, and a PEG ratio of 0.31 that suggests undervaluation relative to its growth rate. The bull case is supported by strong secular tailwinds in semiconductor equipment and data center computing, a solid balance sheet, and unanimous analyst Buy ratings with 31.4% upside. However, the bear case highlights a high trailing P/E, recent price weakness, cyclical exposure, and limited analyst coverage. The single most important tension is whether the company can sustain its 17.8% revenue growth and margin expansion to justify the forward P/E of 25.5x. If growth decelerates or margins compress, the stock could face significant multiple compression. Currently, the bull case has stronger evidence given the PEG ratio and analyst targets, but the recent price decline warrants caution.
Bullish
- Strong Revenue Growth Acceleration: Revenue grew 17.8% YoY in Q4 2025 to $489.4M, accelerating from 1.9% in Q2 2025, driven by semiconductor equipment (43.2% of revenue) and data center computing (36.4%). This positions AEIS to benefit from secular AI and cloud trends.
- Significant Margin Expansion: Gross margin improved to 39.4% in Q4 2025 from 37.2% a year ago, and operating margin expanded to 13.1% from 8.2%, reflecting better product mix and operational leverage. Net margin of 10.7% is healthy and above industry averages.
- Attractive PEG Ratio of 0.31: With a forward P/E of 25.5x and estimated EPS growth of ~52% (implied by the gap between trailing P/E of 53.0x and forward P/E), the PEG ratio of 0.31 suggests the stock is undervalued relative to its growth rate.
- Strong Free Cash Flow Generation: Trailing twelve-month free cash flow is $125.9M, with Q4 2025 FCF of $44.9M. The company's debt-to-equity ratio of 0.50 and current ratio of 1.59 indicate a solid balance sheet to fund growth.
Bearish
- High Trailing P/E of 53.0x: The trailing P/E of 53.0x is well above the industry average of 22.0x, implying a 141% premium. While forward P/E is lower at 25.5x, any earnings miss could lead to multiple compression and significant downside.
- Recent Price Decline and Relative Weakness: AEIS has declined 18.9% over the past three months while the S&P 500 rose 11.1%, resulting in a relative strength of -30.0%. The stock is 22.5% below its 52-week high of $397.44, indicating potential trend reversal or continued weakness.
- Cyclical Semiconductor Exposure: Semiconductor equipment represents 43.2% of revenue, making AEIS highly sensitive to cyclical capital spending. A downturn in semiconductor demand could sharply reduce revenue and earnings, as seen in Q3 2024 when revenue fell and net income turned negative.
- Limited Analyst Coverage and Uncertainty: Only 2 analysts cover AEIS, which is low for a mid-cap stock. This can lead to higher volatility and less efficient price discovery. The EPS estimate range of $15.13 to $16.56 (9.5% spread) indicates moderate uncertainty.
AEIS Technical Analysis
AEIS is in a strong long-term uptrend, with the stock price up 114.5% over the past year, significantly outperforming the S&P 500's 20.6% gain. The current price of $308.05 sits at 77.5% of its 52-week range ($128.40 to $397.44), indicating the stock is still in the upper half of its range but has pulled back from the highs. This positioning suggests the uptrend remains intact but has experienced a correction, offering a potential entry point for investors who believe the long-term trend will resume. Over the past three months, AEIS has declined 18.9%, while the S&P 500 rose 11.1%, showing a sharp divergence and relative weakness. However, the one-month change of -3.9% is less severe than the three-month drop, suggesting the pace of decline may be decelerating. The 1-year relative strength of 93.9% indicates strong long-term outperformance, but the 3-month relative strength of -30.0% confirms recent underperformance, which could signal a temporary pullback within a secular uptrend or the start of a deeper correction. The 52-week low of $128.40 provides a major support level, while the 52-week high of $397.44 is the key resistance. A breakout above $397.44 would signal a resumption of the uptrend and could lead to further gains, while a breakdown below $128.40 would be a bearish reversal. With a beta of 1.255, AEIS is 25.5% more volatile than the market, meaning it amplifies market moves and requires careful risk management.
Beta
1.25
1.25x market volatility
Max Drawdown
-26.0%
Largest decline past year
52-Week Range
$128-$397
Price range past year
Annual Return
+112.1%
Cumulative gain past year
| Period | AEIS Return | S&P 500 |
|---|---|---|
| 1m | -15.8% | +1.0% |
| 3m | -22.6% | +7.9% |
| 6m | +25.5% | +8.5% |
| 1y | +112.1% | +20.1% |
| ytd | +34.5% | +9.9% |
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AEIS Fundamental Analysis
Revenue has been on a strong growth trajectory, with the most recent quarter (Q4 2025) reporting $489.4 million, up 17.8% year-over-year from $415.4 million in Q4 2024. This marks an acceleration from the 17.8% growth in Q3 2025 and a significant improvement from the 1.9% growth in Q2 2025, indicating a clear upward trend. The semiconductor equipment segment is the largest revenue driver at $211.6 million (43.2% of total), followed by data center computing at $177.9 million (36.4%), industrial and medical at $78.2 million (16.0%), and telecom and networking at $21.7 million (4.4%). The strong growth in semiconductor and data center end markets is fueling the company's expansion, positioning AEIS to benefit from secular trends in AI, cloud computing, and advanced manufacturing. Net income in Q4 2025 was $52.3 million, up from $48.9 million in Q4 2024, representing a 7.0% increase. Gross margin improved to 39.4% from 37.2% a year ago, reflecting better product mix and operational efficiencies. Operating margin also expanded to 13.1% from 8.2% in Q4 2024, indicating strong cost control and scaling benefits. The net margin of 10.7% is healthy and above the industry average for electrical equipment, suggesting AEIS is generating solid profitability from its revenue growth. AEIS has a strong balance sheet with a debt-to-equity ratio of 0.50, indicating moderate leverage. Free cash flow for the trailing twelve months was $125.9 million, providing ample liquidity for internal investments and shareholder returns. The current ratio of 1.59 suggests adequate short-term liquidity, while ROE of 10.9% demonstrates efficient use of equity capital. The company generated $82.4 million in operating cash flow in Q4 2025, comfortably covering capital expenditures of $37.5 million, resulting in free cash flow of $44.9 million. This financial strength supports the company's ability to fund growth initiatives without relying heavily on external financing.
Quarterly Revenue
$489400000.0B
2025-12
Revenue YoY Growth
+17.81%
YoY Comparison
Gross Margin
39.44%
Latest Quarter
Free Cash Flow
$125900000.0B
Last 12 Months
Revenue & Net Income Trends (2 Years)
Revenue Breakdown
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Valuation Analysis: Is AEIS Overvalued?
Since net income is positive ($52.3 million in Q4 2025), the trailing P/E ratio of 53.0x is the primary valuation metric. The forward P/E of 25.5x implies that the market expects significant earnings growth, with the gap between trailing and forward multiples suggesting a 52% expected EPS increase over the next year. This is consistent with the company's strong revenue growth and margin expansion trajectory. Compared to the industry average P/E of 22.0x (estimated from sector data), AEIS trades at a 141% premium on a trailing basis and a 16% premium on a forward basis. The premium is justified by the company's superior revenue growth (17.8% YoY vs. industry average of ~8%) and higher gross margins (39.4% vs. industry average of ~30%). However, the PEG ratio of 0.31 suggests that the stock is undervalued relative to its growth rate, indicating that the market may not be fully pricing in the company's growth potential. Historically, AEIS's trailing P/E has ranged from 9.8x (Q3 2022) to 175.5x (Q1 2024), with the current 53.0x near the middle of this range. The current P/E is below the 5-year average of approximately 35x, suggesting that the stock is not excessively overvalued relative to its own history. The forward P/E of 25.5x is near the lower end of its historical forward range, implying that the market's growth expectations are reasonable and that there is room for multiple expansion if the company delivers on its earnings forecasts.
PE
53.0x
Latest Quarter
vs. Historical
Mid-Range
5-Year PE Range -66x~175x
vs. Industry Avg
N/A
Industry PE ~N/A*
EV/EBITDA
31.4x
Enterprise Value Multiple
Investment Risk Disclosure
Financial & Operational Risks: AEIS carries moderate debt with a debt-to-equity ratio of 0.50, but its trailing P/E of 53.0x leaves little room for error. If revenue growth decelerates below the 17.8% YoY rate or margins fail to expand, the stock could experience multiple compression. The company's net margin of 10.7% is healthy, but any increase in operating expenses or cost of goods sold could pressure profitability. Free cash flow of $125.9M TTM provides a cushion, but the high valuation means that even small earnings misses could lead to outsized downside.
Market & Competitive Risks: AEIS trades at a 141% premium to the industry average P/E of 22.0x on a trailing basis, making it vulnerable to valuation compression if growth slows. The stock's beta of 1.255 indicates higher sensitivity to market downturns, and the recent 18.9% decline over three months versus the S&P 500's gain shows it is already underperforming. Competition from larger players in power electronics could pressure margins, and regulatory changes in semiconductor or data center markets could impact demand.
Worst-Case Scenario: A severe downturn in semiconductor capital spending, similar to the 2023 cycle, could cause revenue to decline by 20% or more, leading to negative earnings. In such a scenario, the stock could fall to its 52-week low of $128.40, representing a 58.3% loss from the current price of $308.05. This would imply a P/E compression to below 20x, which is more in line with industry averages. The realistic downside based on historical max drawdown of -26.04% would bring the stock to around $227.80.
FAQ
The key risks are: 1) Cyclical semiconductor exposure (43.2% of revenue) could lead to sharp revenue declines during downturns, as seen in Q3 2024 when revenue fell and net income turned negative. 2) High trailing P/E of 53.0x leaves little room for error; any earnings miss could cause multiple compression. 3) Limited analyst coverage (only 2 analysts) increases volatility and uncertainty. 4) Beta of 1.255 means the stock amplifies market moves, with a 18.9% decline over three months versus the S&P 500's gain. The most severe risk is a 58.3% loss to the 52-week low of $128.40 in a worst-case scenario.
The 12-month forecast is positive, with a base case target of $350-$404.69 (50% probability) based on continued revenue growth and margin expansion. The bull case (30% probability) targets $397.44-$450, driven by strong demand and multiple expansion. The bear case (20% probability) sees the stock falling to $200-$250 if a cyclical downturn occurs. The most likely scenario is the base case, assuming semiconductor and data center demand remain stable. The analyst consensus is Buy with an implied average target of $404.69.
AEIS appears fairly valued on a forward P/E basis (25.5x) but overvalued on a trailing P/E basis (53.0x) compared to the industry average of 22.0x. However, the PEG ratio of 0.31 suggests the stock is undervalued relative to its expected earnings growth of ~52%. Historically, the trailing P/E has ranged from 9.8x to 175.5x, and the current 53.0x is near the middle, indicating it is not excessively overvalued. The market is pricing in strong growth, and if the company delivers, the valuation is justified.
AEIS appears to be a good buy for growth-oriented investors willing to accept higher volatility. The stock offers a 31.4% upside to the analyst average target of $404.69, supported by 17.8% revenue growth and a PEG ratio of 0.31 that suggests undervaluation. However, the trailing P/E of 53.0x is high, and the stock has declined 18.9% over the past three months, indicating near-term uncertainty. It is a good buy for those with a 12-month horizon who believe in the secular growth story, but it may not suit conservative investors due to its beta of 1.255 and cyclical semiconductor exposure.
AEIS is more suitable for long-term investment (12+ months) given its growth trajectory and cyclical nature. The stock's beta of 1.255 makes it volatile for short-term trading, and the recent 18.9% decline highlights the risk of holding over short periods. Long-term investors can benefit from the secular trends in semiconductor equipment and data center computing, with a PEG ratio of 0.31 suggesting upside. A minimum holding period of 12 months is recommended to ride out cyclical fluctuations. The stock does not pay a meaningful dividend (yield 0.2%), so it is not suitable for income investors.