SITM vs. UMC: SiTime vs. United Microelectronics Stock Comparison
How do SiTime (SITM) and United Microelectronics (UMC) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.
Company Profile
SiTime (SITM) and United Microelectronics (UMC) are both classified in the Semiconductors sub-industry within the broader Semiconductors & Semiconductor Equipment industry, placing them in the closest GICS peer bucket.
United Microelectronics (UMC) has more than two decades of public-market history since September 19, 2000, whereas SiTime (SITM) listed on November 20, 2019 and has a much shorter record to draw on.
SiTime (SITM) trades as ordinary local shares, while United Microelectronics (UMC) trades as an ADR — compare with FX exposure, depositary-program fees, and dividend-withholding-tax differences in mind.
| Profile Item | SITM | UMC |
|---|---|---|
| Name | SiTime Corporation | United Microelectronics Corp. ADR |
| Country/Region | United States | Taiwan |
| GICS Sector | Information Technology | Information Technology |
| GICS Industry Group | Semiconductors & Semiconductor Equipment | Semiconductors & Semiconductor Equipment |
| GICS Industry | Semiconductors & Semiconductor Equipment | Semiconductors & Semiconductor Equipment |
| GICS Sub-Industry | Semiconductors | Semiconductors |
| Market Capitalization | 12.59 billion USD | 34.73 billion USD |
| Currency | USD | USD |
| Exchange | Nasdaq | NYSE |
| Listing Date | November 20, 2019 | September 19, 2000 |
| Security Type | Common Stock | ADR |
Price Performance
Cumulative Growth
Trailing Returns
Calendar-Year Returns
Performance Metrics
| Metric | SITM | UMC |
|---|---|---|
| Total Return (1Y) | 40.83% | 102.63% |
| Total Return (3Y, Annualized) | 62.79% | 31.57% |
| Total Return (5Y, Annualized) | 13.55% | 11.51% |
Risk Profile
Drawdown History
Return Distribution
Risk Metrics
United Microelectronics (UMC) is heavily traded at around 11.82M shares per day, whereas SiTime (SITM) sees a more moderate 535.52K — larger orders in the latter may require more patience and tighter control over order sizing.
| Metric | SITM | UMC |
|---|---|---|
| Volatility (1Y, Annualized) | 88.57% | 67.94% |
| Beta (5Y) | 2.87 | 1.77 |
| Max Drawdown (5Y) | -78.12% | -54.30% |
| Avg. Volume (3M) | 535.52K | 11.82M |
Risk-Adjusted Performance
Risk-Return Positioning
Risk-Adjusted Metrics
| Metric | SITM | UMC |
|---|---|---|
| Sharpe Ratio (1Y) | 0.41 | 1.45 |
| Sortino Ratio (1Y) | 0.66 | 2.35 |
Profitability
ROE (TTM)
United Microelectronics (UMC) at 20.37% is around its peer norm for ROE, while SiTime (SITM) at 1.15% drops into the bottom quartile, signaling weaker returns on shareholders’ equity.
SITM
Semiconductors & Semiconductor Equipment industry group
1.15%
- Max
- 52.82%
- Q3
- 22.26%
- Median
- 10.58%
- Q1
- 1.29%
- SITM
- 1.15%
- Min
- -16.89%
UMC
Semiconductors & Semiconductor Equipment industry group
20.37%
- Max
- 52.82%
- Q3
- 22.26%
- UMC
- 20.37%
- Median
- 10.58%
- Q1
- 1.29%
- Min
- -16.89%
Net Margin (TTM)
United Microelectronics (UMC) at 31.95% retains a top-quartile share of revenue as profit, ahead of SiTime (SITM) at 3.87%, which keeps about the industry-typical share.
SITM
Semiconductors & Semiconductor Equipment industry group
3.87%
- Max
- 63.80%
- Q3
- 28.36%
- Median
- 11.44%
- SITM
- 3.87%
- Q1
- 0.90%
- Min
- -37.77%
UMC
Semiconductors & Semiconductor Equipment industry group
31.95%
- Max
- 63.80%
- UMC
- 31.95%
- Q3
- 28.36%
- Median
- 11.44%
- Q1
- 0.90%
- Min
- -37.77%
Operating Margin (TTM)
Both SiTime (SITM) at 9.92% and United Microelectronics (UMC) at 25.09% run core operations about as efficiently as their industries’ norm — neither stands out on operating profitability.
SITM
Semiconductors & Semiconductor Equipment industry group
9.92%
- Max
- 58.66%
- Q3
- 30.23%
- Median
- 15.91%
- SITM
- 9.92%
- Q1
- 7.54%
- Min
- -25.74%
UMC
Semiconductors & Semiconductor Equipment industry group
25.09%
- Max
- 58.66%
- Q3
- 30.23%
- UMC
- 25.09%
- Median
- 15.91%
- Q1
- 7.54%
- Min
- -25.74%
Profitability Metrics
| Metric | SITM | UMC |
|---|---|---|
| ROE (TTM) | 1.15% | 20.37% |
| ROA (TTM) | 0.89% | 5.79% |
| Net Margin (TTM) | 3.87% | 31.95% |
| Operating Margin (TTM) | 9.92% | 25.09% |
| Gross Margin (TTM) | 56.24% | 31.72% |
Growth
Revenue Growth
SiTime (SITM) at 61.16% sits in the top revenue growth quartile, while United Microelectronics (UMC) at 2.26% is closer to the peer norm — faster top-line expansion for SITM.
EPS Growth
Only one side can be read here: United Microelectronics (UMC) reports EPS growth of -12.57%, ranked against its industry; SiTime (SITM) has no EPS growth figure this period.
Growth Metrics
| Metric | SITM | UMC |
|---|---|---|
| Revenue Growth (YoY) | 61.16% | 2.26% |
| Revenue Growth (3Y CAGR) | 4.82% | -5.19% |
| EPS Growth (YoY) | -- | -12.57% |
| EPS Growth (3Y CAGR) | -- | -21.92% |
Financial Strength
Current Ratio (MRQ)
Both SiTime (SITM) at 5.56 and United Microelectronics (UMC) at 3.27 carry current ratio within their industries’ typical mid-ranges, suggesting balanced short-term liquidity relative to peers.
SITM
Semiconductors & Semiconductor Equipment industry group
5.56
- Max
- 10.33
- Q3
- 5.62
- SITM
- 5.56
- Median
- 3.33
- Q1
- 2.35
- Min
- 1.03
UMC
Semiconductors & Semiconductor Equipment industry group
3.27
- Max
- 10.33
- Q3
- 5.62
- Median
- 3.33
- UMC
- 3.27
- Q1
- 2.35
- Min
- 1.03
Debt / Equity (MRQ)
Both SiTime (SITM) at 0.38 and United Microelectronics (UMC) at 0.17 fund their balance sheets with roughly industry-typical debt-to-equity mixes.
SITM
Semiconductors & Semiconductor Equipment industry group
0.38
- Max
- 1.46
- Q3
- 0.65
- SITM
- 0.38
- Median
- 0.27
- Q1
- 0.04
- Min
- 0.00
UMC
Semiconductors & Semiconductor Equipment industry group
0.17
- Max
- 1.46
- Q3
- 0.65
- Median
- 0.27
- UMC
- 0.17
- Q1
- 0.04
- Min
- 0.00
Financial Strength Metrics
| Metric | SITM | UMC |
|---|---|---|
| Current Ratio (MRQ) | 5.56 | 3.27 |
| Debt / Equity (MRQ) | 0.38 | 0.17 |
| Net Debt / EBITDA | 6.66 | -0.60 |
Dividends
Dividend Yield (TTM)
SiTime (SITM) pays no dividend (yield 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile United Microelectronics (UMC) reports a yield of 19.43%, ranking against industry peers normally.
SITM
Semiconductors & Semiconductor Equipment industry group
0.00%
- Max
- 1.37%
- Q3
- 0.65%
- SITM
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
UMC
Semiconductors & Semiconductor Equipment industry group
19.43%
- UMC
- 19.43%
- Max
- 1.37%
- Q3
- 0.65%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Payout Ratio (TTM)
SiTime (SITM) pays no dividend (payout 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile United Microelectronics (UMC) reports a payout of 37.46%, ranking against industry peers normally.
SITM
Semiconductors & Semiconductor Equipment industry group
0.00%
- Max
- 49.64%
- Q3
- 21.71%
- SITM
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
UMC
Semiconductors & Semiconductor Equipment industry group
37.46%
- Max
- 49.64%
- UMC
- 37.46%
- Q3
- 21.71%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Metrics
| Metric | SITM | UMC |
|---|---|---|
| Dividend Yield (TTM) | 0.00% | 19.43% |
| Dividend Payout Ratio (TTM) | 0.00% | 37.46% |
Valuation
P/E Ratio (TTM)
United Microelectronics (UMC) at 13.07 sits in the cheaper P/E ratio quartile, while SiTime (SITM) at 416.92 trades above its peer range — a wide earnings-valuation gap relative to industry peers.
SITM
Semiconductors & Semiconductor Equipment industry group
416.92
- SITM
- 416.92
- Max
- 110.34
- Q3
- 66.81
- Median
- 37.02
- Q1
- 23.96
- Min
- 8.12
UMC
Semiconductors & Semiconductor Equipment industry group
13.07
- Max
- 110.34
- Q3
- 66.81
- Median
- 37.02
- Q1
- 23.96
- UMC
- 13.07
- Min
- 8.12
P/S Ratio (TTM)
United Microelectronics (UMC) at 0.13 looks cheap on sales in the lower P/S ratio quartile, while SiTime (SITM) at 18.44 looks rich in the upper quartile — a clear gap in price per dollar of revenue.
SITM
Semiconductors & Semiconductor Equipment industry group
18.44
- Max
- 21.42
- SITM
- 18.44
- Q3
- 12.27
- Median
- 5.76
- Q1
- 2.73
- Min
- 0.00
UMC
Semiconductors & Semiconductor Equipment industry group
0.13
- Max
- 21.42
- Q3
- 12.27
- Median
- 5.76
- Q1
- 2.73
- UMC
- 0.13
- Min
- 0.00
P/B Ratio (MRQ)
On P/B ratio, both SiTime (SITM) at 3.61 and United Microelectronics (UMC) at 2.39 are valued close to their industries’ norm against book — neither stands out from peers.
SITM
Semiconductors & Semiconductor Equipment industry group
3.61
- Max
- 14.06
- Q3
- 7.44
- Median
- 4.29
- SITM
- 3.61
- Q1
- 2.30
- Min
- 0.20
UMC
Semiconductors & Semiconductor Equipment industry group
2.39
- Max
- 14.06
- Q3
- 7.44
- Median
- 4.29
- UMC
- 2.39
- Q1
- 2.30
- Min
- 0.20
Valuation Metrics
| Metric | SITM | UMC |
|---|---|---|
| P/E Ratio (TTM) | 416.92 | 13.07 |
| P/S Ratio (TTM) | 18.44 | 0.13 |
| P/B Ratio (MRQ) | 3.61 | 2.39 |
| Free Cash Flow Yield (TTM) | -0.05% | 129.43% |