IMOS
ChipMOS TECHNOLOGIES Inc.
Semiconductors
Market Cap$2.10B
5Y Perf.+196.0%
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Stock Comparison
IMOS vs ASX
Revenue, margins, valuation, and 5-year total return — side by side.
ASX
ASE Technology Holding Co., Ltd.
Semiconductors
Market Cap$74.84B
5Y Perf.+739.0%
IMOS vs ASX — Key Financials
Market cap, revenue, margins, and valuation side-by-side.
| Company Snapshot | IMOS | ASX |
|---|---|---|
| Industry | Semiconductors | Semiconductors |
| Market Cap | $2.10B | $74.84B |
| Revenue (TTM) | $22.81B | $666.14B |
| Net Income (TTM) | $247M | $47.13B |
| Gross Margin | 9.5% | 18.3% |
| Operating Margin | 2.7% | 8.8% |
| Forward P/E | 0.8x | 1.0x |
| Total Debt | $15.16B | $264.10B |
| Cash & Equiv. | $15.22B | $92.47B |
IMOS vs ASX — Long-Term Stock Performance
Price return indexed to 100 at period start. Dividends excluded.
IMOS
ASX
| Stock | May 20 | May 26 | Return |
|---|---|---|---|
| ChipMOS TECHNOLOGIE… (IMOS) | 100 | 296.0 | +196.0% |
| ASE Technology Hold… (ASX) | 100 | 839.0 | +739.0% |
Price return only. Dividends and distributions are not included.
Quick Verdict: IMOS vs ASX
Each card shows where this stock fits in a portfolio — not just who wins on paper.
Bottom line: ASX leads in 4 of 7 categories, making it the strongest pick for growth and revenue expansion and profitability and margin quality. ChipMOS TECHNOLOGIES Inc. is the stronger pick specifically for valuation and capital efficiency and capital preservation and lower volatility. As sector peers, any of these can serve as alternatives in the same allocation.
IMOS
ChipMOS TECHNOLOGIES Inc.
The Income Pick
IMOS is the clearest fit if your priority is income & stability and sleep-well-at-night.
- Dividend streak 0 yrs, beta 1.35, yield 1.9%
- Lower volatility, beta 1.35, Low D/E 60.6%, current ratio 2.71x
- PEG 0.01 vs ASX's 0.13
Best for: income & stability and sleep-well-at-night
ASX
ASE Technology Holding Co., Ltd.
The Growth Play
ASX carries the broadest edge in this set and is the clearest fit for growth exposure and long-term compounding.
- Rev growth 6.8%, EPS growth 27.7%, 3Y rev CAGR -1.5%
- 7.0% 10Y total return vs IMOS's 305.9%
- 6.8% revenue growth vs IMOS's 6.3%
Best for: growth exposure and long-term compounding
See the full category breakdown
| Category | Winner | Why |
|---|---|---|
| Growth | ASX | 6.8% revenue growth vs IMOS's 6.3% |
| Value | IMOS | Lower P/E (0.8x vs 1.0x), PEG 0.01 vs 0.13 |
| Quality / Margins | ASX | 7.1% margin vs IMOS's 1.1% |
| Stability / Safety | IMOS | Beta 1.35 vs ASX's 1.60, lower leverage |
| Dividends | IMOS | 1.9% yield, vs ASX's 1.0% |
| Momentum (1Y) | ASX | +276.8% vs IMOS's +250.5% |
| Efficiency (ROA) | ASX | 5.5% ROA vs IMOS's 0.6%, ROIC 7.6% vs 3.6% |
IMOS vs ASX — Revenue Breakdown by Segment
How each company's revenue is distributed across its business units
Segment breakdown not available.
FY 2022
IMOS vs ASX — Financial Metrics
Side-by-side numbers across 2 stocks — who leads on profitability, valuation, growth, and risk.
BEST OVERALLASXLAGGINGIMOS
IMOSChipMOS TECHNOLOGIES …
1leads
ASXASE Technology Holdin…
3leads
6 Total Categories
CATEGORYLEADERvs IMOSMETRICS WON
Income & Cash FlowRevenue, margins, and cash flow strength
ASX5/6
Valuation MetricsMultiples, price ratios, and targets
IMOS6/6
Profitability & EfficiencyROE, ROIC, leverage, and quality scores
ASX5/8
Total Returns1Y, 3Y, 5Y total returns with dividends
ASX6/6
Risk & VolatilityBeta, volatility, and downside exposure
Tied
—
Analyst OutlookRatings, price targets, and dividends
Tied
—
Income & Cash Flow (Last 12 Months)
ASX leads this category, winning 5 of 6 comparable metrics.
Income & Cash Flow (Last 12 Months)
ASX is the larger business by revenue, generating $666.1B annually — 29.2x IMOS's $22.8B. ASX is the more profitable business, keeping 7.1% of every revenue dollar as net income compared to IMOS's 1.1%. On growth, ASX holds the edge at +17.4% YoY revenue growth, suggesting stronger near-term business momentum.
| Metric | IMOSChipMOS TECHNOLOG… | ASXASE Technology Ho… |
|---|---|---|
| RevenueTrailing 12 months | $22.8B | $666.1B |
| EBITDAEarnings before interest/tax | $5.6B | $127.9B |
| Net IncomeAfter-tax profit | $247M | $47.1B |
| Free Cash FlowCash after capex | -$85M | -$6.2B |
| Gross MarginGross profit ÷ Revenue | +9.5% | +18.3% |
| Operating MarginEBIT ÷ Revenue | +2.7% | +8.8% |
| Net MarginNet income ÷ Revenue | +1.1% | +7.1% |
| FCF MarginFCF ÷ Revenue | -0.4% | -0.9% |
| Rev. Growth (YoY)Latest quarter vs prior year | +1.2% | +17.4% |
| EPS Growth (YoY)Latest quarter vs prior year | +22.0% | +95.1% |
ASX leads this category, winning 5 of 6 comparable metrics.
Valuation Metrics
IMOS leads this category, winning 6 of 6 comparable metrics.
Valuation Metrics
At 49.0x trailing earnings, IMOS trades at a 16% valuation discount to ASX's 58.2x P/E. Adjusting for growth (PEG ratio), IMOS offers better value at 0.78x vs ASX's 7.36x — a lower PEG means you pay less per unit of expected earnings growth.
| Metric | IMOSChipMOS TECHNOLOG… | ASXASE Technology Ho… |
|---|---|---|
| Market CapShares × price | $2.1B | $74.8B |
| Enterprise ValueMkt cap + debt − cash | $2.1B | $80.3B |
| Trailing P/EPrice ÷ TTM EPS | 48.97x | 58.15x |
| Forward P/EPrice ÷ next-FY EPS est. | 0.81x | 1.04x |
| PEG RatioP/E ÷ EPS growth rate | 0.78x | 7.36x |
| EV / EBITDAEnterprise value multiple | 10.71x | 21.20x |
| Price / SalesMarket cap ÷ Revenue | 2.90x | 3.62x |
| Price / BookPrice ÷ Book value/share | 2.77x | 6.37x |
| Price / FCFMarket cap ÷ FCF | 76.47x | — |
IMOS leads this category, winning 6 of 6 comparable metrics.
Profitability & Efficiency
ASX leads this category, winning 5 of 8 comparable metrics.
Profitability & Efficiency
ASX delivers a 13.4% return on equity — every $100 of shareholder capital generates $13 in annual profit, vs $1 for IMOS. IMOS carries lower financial leverage with a 0.61x debt-to-equity ratio, signaling a more conservative balance sheet compared to ASX's 0.71x.
| Metric | IMOSChipMOS TECHNOLOG… | ASXASE Technology Ho… |
|---|---|---|
| ROE (TTM)Return on equity | +1.1% | +13.4% |
| ROA (TTM)Return on assets | +0.6% | +5.5% |
| ROICReturn on invested capital | +3.6% | +7.6% |
| ROCEReturn on capital employed | +3.4% | +8.9% |
| Piotroski ScoreFundamental quality 0–9 | 6 | 6 |
| Debt / EquityFinancial leverage | 0.61x | 0.71x |
| Net DebtTotal debt minus cash | -$63M | $171.6B |
| Cash & Equiv.Liquid assets | $15.2B | $92.5B |
| Total DebtShort + long-term debt | $15.2B | $264.1B |
| Interest CoverageEBIT ÷ Interest expense | 6.24x | 10.27x |
ASX leads this category, winning 5 of 8 comparable metrics.
Total Returns (Dividends Reinvested)
ASX leads this category, winning 6 of 6 comparable metrics.
Total Returns (Dividends Reinvested)
A $10,000 investment in ASX five years ago would be worth $46,812 today (with dividends reinvested), compared to $20,679 for IMOS. Over the past 12 months, ASX leads with a +276.8% total return vs IMOS's +250.5%. The 3-year compound annual growth rate (CAGR) favors ASX at 71.1% vs IMOS's 35.7% — a key indicator of consistent wealth creation.
| Metric | IMOSChipMOS TECHNOLOG… | ASXASE Technology Ho… |
|---|---|---|
| YTD ReturnYear-to-date | +97.3% | +103.0% |
| 1-Year ReturnPast 12 months | +250.5% | +276.8% |
| 3-Year ReturnCumulative with dividends | +150.0% | +400.9% |
| 5-Year ReturnCumulative with dividends | +106.8% | +368.1% |
| 10-Year ReturnCumulative with dividends | +305.9% | +703.9% |
| CAGR (3Y)Annualised 3-year return | +35.7% | +71.1% |
ASX leads this category, winning 6 of 6 comparable metrics.
Risk & Volatility
Evenly matched — IMOS and ASX each lead in 1 of 2 comparable metrics.
Risk & Volatility
IMOS is the less volatile stock with a 1.35 beta — it tends to amplify market swings less than ASX's 1.60 beta. A beta below 1.0 means the stock typically moves less than the S&P 500.
| Metric | IMOSChipMOS TECHNOLOG… | ASXASE Technology Ho… |
|---|---|---|
| Beta (5Y)Sensitivity to S&P 500 | 1.35x | 1.60x |
| 52-Week HighHighest price in past year | $61.27 | $34.30 |
| 52-Week LowLowest price in past year | $15.06 | $9.12 |
| % of 52W HighCurrent price vs 52-week peak | +98.4% | +99.8% |
| RSI (14)Momentum oscillator 0–100 | 74.4 | 73.8 |
| Avg Volume (50D)Average daily shares traded | 66K | 6.9M |
Evenly matched — IMOS and ASX each lead in 1 of 2 comparable metrics.
Analyst Outlook
Evenly matched — IMOS and ASX each lead in 1 of 2 comparable metrics.
Analyst Outlook
Wall Street rates IMOS as "Hold" and ASX as "Buy". For income investors, IMOS offers the higher dividend yield at 1.89% vs ASX's 0.97%.
| Metric | IMOSChipMOS TECHNOLOG… | ASXASE Technology Ho… |
|---|---|---|
| Analyst RatingConsensus buy/hold/sell | Hold | Buy |
| Price TargetConsensus 12-month target | — | — |
| # AnalystsCovering analysts | 1 | 5 |
| Dividend YieldAnnual dividend ÷ price | +1.9% | +1.0% |
| Dividend StreakConsecutive years of raises | 0 | 1 |
| Dividend / ShareAnnual DPS | $35.67 | $10.46 |
| Buyback YieldShare repurchases ÷ mkt cap | 0.0% | 0.0% |
Evenly matched — IMOS and ASX each lead in 1 of 2 comparable metrics.
Key Takeaway
ASX leads in 3 of 6 categories (Income & Cash Flow, Profitability & Efficiency). IMOS leads in 1 (Valuation Metrics). 2 tied.
Best OverallASE Technology Holding Co.,… (ASX)Leads 3 of 6 categories
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IMOS vs ASX: Frequently Asked Questions
10 questions · data-driven answers · updated daily
01Is IMOS or ASX a better buy right now?
For growth investors, ASE Technology Holding Co.
, Ltd. (ASX) is the stronger pick with 6. 8% revenue growth year-over-year, versus 6. 3% for ChipMOS TECHNOLOGIES Inc. (IMOS). ChipMOS TECHNOLOGIES Inc. (IMOS) offers the better valuation at 49. 0x trailing P/E (0. 8x forward), making it the more compelling value choice. Analysts rate ASE Technology Holding Co. , Ltd. (ASX) a "Buy" — based on 5 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.
02Which has the better valuation — IMOS or ASX?
On trailing P/E, ChipMOS TECHNOLOGIES Inc.
(IMOS) is the cheapest at 49. 0x versus ASE Technology Holding Co. , Ltd. at 58. 2x. On forward P/E, ChipMOS TECHNOLOGIES Inc. is actually cheaper at 0. 8x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: ChipMOS TECHNOLOGIES Inc. wins at 0. 01x versus ASE Technology Holding Co. , Ltd. 's 0. 13x — a PEG below 1. 0 traditionally signals the market is underpricing earnings growth.
03Which is the better long-term investment — IMOS or ASX?
Over the past 5 years, ASE Technology Holding Co.
, Ltd. (ASX) delivered a total return of +368. 1%, compared to +106. 8% for ChipMOS TECHNOLOGIES Inc. (IMOS). Over 10 years, the gap is even starker: ASX returned +703. 9% versus IMOS's +305. 9%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.
04Which is safer — IMOS or ASX?
By beta (market sensitivity over 5 years), ChipMOS TECHNOLOGIES Inc.
(IMOS) is the lower-risk stock at 1. 35β versus ASE Technology Holding Co. , Ltd. 's 1. 60β — meaning ASX is approximately 19% more volatile than IMOS relative to the S&P 500. On balance sheet safety, ChipMOS TECHNOLOGIES Inc. (IMOS) carries a lower debt/equity ratio of 61% versus 71% for ASE Technology Holding Co. , Ltd. — giving it more financial flexibility in a downturn.
05Which is growing faster — IMOS or ASX?
By revenue growth (latest reported year), ASE Technology Holding Co.
, Ltd. (ASX) is pulling ahead at 6. 8% versus 6. 3% for ChipMOS TECHNOLOGIES Inc. (IMOS). On earnings-per-share growth, the picture is similar: ASE Technology Holding Co. , Ltd. grew EPS 27. 7% year-over-year, compared to -25. 2% for ChipMOS TECHNOLOGIES Inc.. Over a 3-year CAGR, ASX leads at -1. 5% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.
06Which has better profit margins — IMOS or ASX?
ChipMOS TECHNOLOGIES Inc.
(IMOS) is the more profitable company, earning 6. 3% net margin versus 6. 3% for ASE Technology Holding Co. , Ltd. — meaning it keeps 6. 3% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: ASX leads at 7. 9% versus 5. 6% for IMOS. At the gross margin level — before operating expenses — ASX leads at 17. 7%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.
07Is IMOS or ASX more undervalued right now?
The PEG ratio (forward P/E divided by expected earnings growth rate) is the most precise measure of undervaluation relative to growth potential.
By this metric, ChipMOS TECHNOLOGIES Inc. (IMOS) is the more undervalued stock at a PEG of 0. 01x versus ASE Technology Holding Co. , Ltd. 's 0. 13x. A PEG below 1. 0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, ChipMOS TECHNOLOGIES Inc. (IMOS) trades at 0. 8x forward P/E versus 1. 0x for ASE Technology Holding Co. , Ltd. — 0. 2x cheaper on a one-year earnings basis.
08Which pays a better dividend — IMOS or ASX?
All stocks in this comparison pay dividends.
ChipMOS TECHNOLOGIES Inc. (IMOS) offers the highest yield at 1. 9%, versus 1. 0% for ASE Technology Holding Co. , Ltd. (ASX).
09Is IMOS or ASX better for a retirement portfolio?
For long-horizon retirement investors, ASE Technology Holding Co.
, Ltd. (ASX) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (1. 0% yield, +703. 9% 10Y return). Both have compounded well over 10 years (ASX: +703. 9%, IMOS: +305. 9%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.
10What are the main differences between IMOS and ASX?
Both stocks operate in the Technology sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.
These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.
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Revenue Growth>
%
(IMOS: 1.2% · ASX: 17.4%)P/E Ratio<
x
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