UMC
United Microelectronics Corporation
NYSEUSDEQUITY
Technology
DELAYED
Buy
+20/100
Last price
23.01
▼ 0.91 (3.80%)
MARKET · —
Price
Chart style
Interval
Intraday intervals only cover recent history. The site picks the finest interval the range allows.
Overlays
Session levels
Lower pane
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Both series are rebased to 0% at the left edge, so the lines show relative performance rather than price.
Tool
1D
—
H —
L —
Range —
Vol —
vs
Drag pan · Pinch zoom · Hold crosshair · pick a tool then drag to draw
Open
23.01
Prev close
23.92
Day high
23.67
Day low
23.05
Volume
15.05M
Market cap
$58.16B
P/E (TTM)
22.51
52W range
6.97 – 28.96
Day trading desk
Gap from prior close
-3.80%
Prior close 23.92
VWAP
—
—
Relative volume
0.00×
Quiet session
Session range
1.39%
23.01 – 23.33
Position in range
0%
Near session low
ATR (14D)
1.11
4.82% of price
Prior day high
24.15
PDH
Prior day low
23.26
PDL
Bid / ask spread
—
Quote not published
Session volume
—
Avg 13.17M
VWAP and the session figures are computed from the delayed intraday series on this page, so they lag the live tape and will not match a broker's real-time VWAP exactly. Turn on Prior day H/L/C, Opening range and Volume profile in the chart's Studies menu to see these levels drawn on price.
Trailing performance
Returnvs SPY
1W
-6.19%
-8.1%
1M
+11.65%
+10.5%
3M
-6.23%
-10.7%
6M
+149.09%
+130.9%
YTD
+195.04%
+180.8%
1Y
+219.86%
+203.4%
3Y
+228.47%
+146.2%
5Y
—
—
Price return only. Dividends are not reinvested, so total return on a dividend payer will be higher than shown.
Unusual options activity
Nothing crossed the thresholds in the expiries we scanned.
That is the normal state — most contracts trade well inside their existing open interest.
That is the normal state — most contracts trade well inside their existing open interest.
Contracts trading at or above their open interest, ranked by notional and where the print landed.
Free account
5 more panels on UMC open with an account.
Options chains and analytics, valuation ratios, insider filings, analyst targets and ownership. No card, no trial, nothing to cancel.
Insider net activity
Net shares
0
Net selling
Buy transactions
0
0 shares
Sell transactions
0
—
Net transactions
0
Buys less sells
Sell : buy shares
—
Not enough filings
Insider-held shares
0
Total on file
Fundamentals
Market cap$58.16B
Enterprise value$-25.61B
Revenue (TTM)$250.71B
Gross profit$76.72B
EBITDA$109.83B
Net income$83.47B
EPS (TTM)$1.03
Free cash flow$36.89B
Total cash$147.39B
Total debt$63.45B
Book value / share$5.53
Shares outstanding2.51B
Float2.17B
Short % of float1.64%
Dividend yield1.73%
Beta (5Y)1.71
Valuation & profitability ratios
Trailing P/E22.51
Forward P/E26.41
PEG ratio1.24
Price / sales—
Price / book4.19
EV / revenue-0.10
EV / EBITDA-0.23
Gross margin30.60%
Operating margin21.71%
Profit margin33.29%
Return on equity21.33%
Return on assets5.09%
Debt / equity14.29
Current ratio2.17
Fourteen ratios including P/E, PEG, EV/EBITDA, margins and return on equity.
Financial statements
| Line item | 2025 | 2024 | 2023 | 2022 | YoY |
|---|---|---|---|---|---|
| Total revenue | $237.55B | $232.30B | $222.53B | $278.71B | +2.3% |
| Operating revenue | $227.60B | $221.82B | $211.75B | $265.60B | +2.6% |
| Cost of revenue | $168.65B | $156.65B | $144.79B | $152.94B | +7.7% |
| Gross profit | $68.91B | $75.65B | $77.74B | $125.76B | -8.9% |
| Research & development | $17.72B | $15.62B | $13.28B | $12.95B | +13.5% |
| Selling, general & admin | $9.23B | $9.82B | $10.70B | $13.86B | -6.0% |
| Total operating expense | $25.25B | $24.39B | $20.45B | $22.15B | +3.5% |
| Operating income | $43.66B | $51.27B | $57.29B | $103.62B | -14.8% |
| Net interest income | $676.49M | $1.91B | $3.28B | $155.99M | -64.7% |
| Pre-tax income | $48.08B | $57.04B | $68.45B | $109.63B | -15.7% |
| Tax provision | $7.90B | $8.37B | $8.31B | $19.33B | -5.6% |
| Net income | $40.36B | $48.78B | $59.69B | $89.48B | -17.3% |
| Net income to common | $40.36B | $48.78B | $59.69B | $89.48B | -17.3% |
| Basic EPS | 16.70 | 19.00 | 24.65 | 35.45 | -12.1% |
| Diluted EPS | 16.55 | 18.70 | 24.15 | 34.35 | -11.5% |
| EBIT | $49.61B | $58.72B | $69.92B | $111.41B | -15.5% |
| EBITDA | $108.87B | $106.89B | $110.41B | $155.58B | +1.9% |
| Basic shares | 2.50B | 2.49B | 2.47B | 2.46B | +0.4% |
| Diluted shares | 2.52B | 2.53B | 2.52B | 2.54B | -0.2% |
| Line item | 2025 | 2024 | 2023 | 2022 | 2021 | YoY |
|---|---|---|---|---|---|---|
| Cash & equivalents | $110.66B | $105.00B | $132.55B | $173.82B | — | +5.4% |
| Cash & short-term investments | $128.37B | $115.24B | $144.88B | $178.60B | — | +11.4% |
| Accounts receivable | $30.77B | $32.72B | $29.24B | $36.44B | — | -6.0% |
| Inventory | $37.23B | $35.78B | $35.71B | $31.07B | — | +4.0% |
| Total current assets | $204.78B | $189.68B | $216.80B | $252.37B | — | +8.0% |
| Property, plant & equipment | $280.03B | $292.03B | $250.85B | $198.03B | — | -4.1% |
| Goodwill & intangibles | $4.74B | $4.15B | $4.37B | $4.28B | — | +14.2% |
| Total assets | $567.27B | $560.17B | $546.58B | $524.65B | — | +1.3% |
| Total current liabilities | $89.53B | $77.40B | $101.90B | $112.61B | — | +15.7% |
| Current debt | $8.41B | $8.52B | $13.53B | — | $1.92B | -1.2% |
| Long-term debt | $45.37B | $55.53B | $45.24B | $39.88B | — | -18.3% |
| Total debt | $59.78B | $70.47B | $64.16B | $45.61B | — | -15.2% |
| Total liabilities | $201.36B | $194.46B | $202.86B | $201.83B | — | +3.5% |
| Retained earnings | $184.17B | $184.23B | $176.39B | $169.73B | — | -0.0% |
| Shareholder equity | $365.82B | $365.45B | $343.38B | $322.47B | — | +0.1% |
| Working capital | $115.26B | $112.28B | $114.90B | $139.76B | — | +2.7% |
| Net tangible assets | $361.08B | $361.30B | $339.00B | $318.19B | — | -0.1% |
| Shares issued | 12.59B | 12.56B | 12.53B | 12.50B | — | +0.2% |
| Line item | 2025 | 2024 | 2023 | 2022 | 2021 | YoY |
|---|---|---|---|---|---|---|
| Net income | $48.08B | $57.04B | $68.45B | $109.63B | — | -15.7% |
| Depreciation & amortisation | $59.26B | $48.17B | $40.48B | $44.17B | — | +23.0% |
| Stock-based compensation | $491.28M | $788.85M | $1.03B | $1.35B | — | -37.7% |
| Change in working capital | $2.11B | -$3.47B | -$2.10B | -$4.30B | — | +160.8% |
| Operating cash flow | $99.86B | $93.87B | $86.00B | $145.86B | — | +6.4% |
| Capital expenditure | -$50.73B | -$91.34B | -$94.02B | -$82.88B | — | +44.5% |
| Investing cash flow | -$53.15B | -$85.94B | -$97.79B | -$54.43B | — | +38.2% |
| Share buybacks | — | — | — | $0 | $0 | — |
| Dividends paid | -$35.78B | -$37.59B | -$45.01B | -$37.45B | — | +4.8% |
| Financing cash flow | -$39.20B | -$39.20B | -$29.09B | -$57.25B | — | -0.0% |
| Free cash flow | $49.13B | $2.53B | -$8.02B | $62.98B | — | +1,842.7% |
| End cash position | $110.66B | $105.00B | $132.55B | $173.82B | — | +5.4% |
| Line item | 2026-06-30 | 2026-03-31 | 2025-12-31 | 2025-09-30 | 2025-06-30 | 2025-03-31 | YoY |
|---|---|---|---|---|---|---|---|
| Total revenue | $68.73B | $61.04B | $61.81B | $59.13B | $58.76B | — | +12.6% |
| Operating revenue | $66.44B | $61.04B | $58.55B | $56.96B | $56.49B | — | +8.9% |
| Cost of revenue | $46.41B | $43.22B | $42.85B | $41.50B | $41.88B | — | +7.4% |
| Gross profit | $22.32B | $17.82B | $18.96B | $17.62B | $16.88B | — | +25.3% |
| Research & development | $4.75B | $4.58B | $4.94B | $4.63B | $4.19B | — | +3.8% |
| Selling, general & admin | $3.16B | $2.52B | $2.45B | $2.34B | $2.27B | — | +25.2% |
| Total operating expense | $7.44B | $6.60B | $5.60B | $6.62B | $6.11B | — | +12.8% |
| Operating income | $14.88B | $11.22B | $13.36B | $11.01B | $10.77B | — | +32.6% |
| Net interest income | $181.88M | $77.87M | $130.83M | $66.77M | $272.55M | — | +133.6% |
| Pre-tax income | $45.19B | $16.64B | $13.94B | $14.64B | $10.15B | — | +171.5% |
| Tax provision | $2.96B | $526.85M | $5.29B | -$300.31M | $1.31B | — | +462.3% |
| Net income | $42.26B | $16.17B | $8.70B | $14.98B | $8.90B | — | +161.3% |
| Net income to common | $42.26B | $16.17B | $8.70B | $14.98B | $8.90B | — | +161.3% |
| Basic EPS | 16.95 | 6.45 | — | 6.00 | 3.55 | 3.10 | +162.8% |
| Diluted EPS | 16.85 | 6.45 | — | 5.95 | 3.55 | 3.10 | +161.2% |
| EBIT | $45.51B | $17.00B | $14.32B | $15.08B | $10.48B | — | +167.8% |
| EBITDA | $61.75B | $32.98B | $29.95B | $30.07B | $24.98B | — | +87.2% |
| Basic shares | 2.50B | 2.50B | — | 2.50B | 2.50B | 2.50B | -0.1% |
| Diluted shares | 2.51B | 2.52B | — | 2.51B | 2.51B | 2.52B | -0.3% |
| Line item | 2026-06-30 | 2026-03-31 | 2025-12-31 | 2025-09-30 | 2025-06-30 | YoY |
|---|---|---|---|---|---|---|
| Cash & equivalents | $124.71B | $109.02B | $110.66B | $104.22B | $111.99B | +14.4% |
| Cash & short-term investments | $147.39B | $134.26B | $128.37B | $119.04B | $123.65B | +9.8% |
| Accounts receivable | $37.38B | $34.70B | $30.77B | $31.64B | $31.74B | +7.7% |
| Inventory | $37.92B | $38.65B | $37.23B | $35.18B | $34.02B | -1.9% |
| Total current assets | $230.26B | $216.44B | $204.78B | $192.85B | $195.17B | +6.4% |
| Property, plant & equipment | $269.10B | $277.00B | $280.03B | $274.96B | $268.84B | -2.9% |
| Goodwill & intangibles | $4.57B | $4.46B | $4.74B | $4.46B | $3.76B | +2.4% |
| Total assets | $665.97B | $599.93B | $567.27B | $555.40B | $548.14B | +11.0% |
| Total current liabilities | $106.31B | $79.61B | $89.53B | $82.28B | $110.39B | +33.5% |
| Current debt | $2.81B | $3.59B | $8.41B | $16.06B | $21.30B | -21.8% |
| Long-term debt | $45.57B | $47.17B | $45.37B | $53.76B | $41.60B | -3.4% |
| Total debt | $54.29B | $56.74B | $59.78B | $75.91B | $68.89B | -4.3% |
| Total liabilities | $222.05B | $193.20B | $201.36B | $194.20B | $211.10B | +14.9% |
| Retained earnings | $217.12B | $207.60B | $184.17B | $181.24B | $166.26B | +4.6% |
| Shareholder equity | $443.92B | $406.70B | $365.82B | $361.06B | $336.87B | +9.2% |
| Working capital | $123.95B | $136.83B | $115.26B | $110.58B | $84.78B | -9.4% |
| Net tangible assets | $439.35B | $402.24B | $361.08B | $356.60B | $333.11B | +9.2% |
| Shares issued | 12.55B | 12.58B | 12.59B | 12.56B | 12.56B | -0.3% |
| Line item | 2026-06-30 | 2026-03-31 | 2025-12-31 | 2025-09-30 | 2025-06-30 | YoY |
|---|---|---|---|---|---|---|
| Net income | $45.19B | $16.64B | $13.94B | $14.64B | $10.15B | +171.5% |
| Depreciation & amortisation | $16.24B | $15.99B | $15.63B | $14.99B | $14.51B | +1.6% |
| Stock-based compensation | $240.00M | $235.01M | -$139.94M | $204.00M | $217.39M | +2.1% |
| Change in working capital | $3.88B | -$5.65B | $4.20B | -$4.08B | $2.23B | +168.6% |
| Operating cash flow | $33.70B | $21.98B | $33.00B | $20.94B | $22.10B | +53.3% |
| Capital expenditure | -$9.48B | -$13.21B | -$15.49B | -$12.17B | -$8.59B | +28.2% |
| Investing cash flow | -$7.43B | -$21.35B | -$17.06B | -$16.15B | -$9.44B | +65.2% |
| Dividends paid | — | — | $3.63M | — | — | — |
| Financing cash flow | -$10.75B | -$3.69B | -$11.42B | -$15.16B | $1.15B | -191.7% |
| Free cash flow | $24.22B | $8.77B | $17.51B | $8.77B | $13.51B | +176.0% |
| End cash position | $124.71B | $109.02B | $110.66B | $104.22B | $111.99B | +14.4% |
Options analytics
Put / call volume
0.15
Call-heavy session
Put / call open interest
0.48
Positioning, not flow
Max pain
8.00
-65.5% from spot
ATM implied vol
0.0%
Nearest strike to spot
Skew (10% OTM)
-12.5%
Calls bid over puts
Call volume
3.89K
Contracts, this expiry
Put volume
597
Contracts, this expiry
Heaviest call OI
8.00
500 contracts
Heaviest put OI
8.00
257 contracts
Max pain is the strike at which the largest dollar value of open contracts expires worthless. It describes current positioning; it is not a forecast and it moves as open interest changes.
Put/call ratios, max pain, implied volatility skew and where open interest is concentrated.
Earnings
Reported vs expected · EPS
| Quarter | Est. | Actual | Surprise |
|---|---|---|---|
| Jun 2026 | 0.16 | 0.52 | +228.5% |
| Mar 2026 | 0.13 | 0.20 | +56.4% |
| Dec 2025 | 0.13 | 0.13 | -1.4% |
| Sep 2025 | 0.12 | 0.19 | +68.3% |
Forward consensus
| Period | EPS | Analysts | Revenue | Growth |
|---|---|---|---|---|
| Current quarter | 0.12 | 2 | $75.70B | +28.0% |
| Next quarter | 0.12 | 2 | $78.45B | +26.9% |
| Current year | 0.92 | 2 | $282.81B | +19.0% |
| Next year | 0.88 | 2 | $342.31B | +21.0% |
Analyst targets & ownership
Mean target$13.40
High target$15.81
Low target$10.80
Implied upside-41.75%
Analyst count3
ConsensusUNDERPERFORM
Strong buy / Buy0 / 0
Hold0
Sell / Strong sell0 / 3
Held by insiders0.00%
Held by institutions7.46%
Institutions holding462
Price targets, consensus spread, insider and institutional ownership.
Moving averages & technicals
SMA 10
24.47
-5.98% from price
SMA 20
23.93
-3.07% from price
SMA 50
21.10
+9.92% from price
SMA 100
21.66
+6.24% from price
SMA 200
15.97
+45.24% from price
EMA 12
24.21
-4.94% from price
EMA 26
23.28
-1.16% from price
EMA 50
22.23
+3.52% from price
RSI (14)
49.8
Neutral
MACD (12,26,9)
0.93
Hist -0.17
ATR (14)
1.11
4.79% of price
Realised vol 30D
56.6%
Annualised
Bollinger upper
26.52
20, 2σ
Bollinger lower
21.33
20, 2σ
50 / 200 cross
Golden
21.10 vs 15.97
Trend bias
Above 200
+45.24%
Options chain
Calls
| Strike | Last | Bid | Ask | Vol | OI | IV |
|---|---|---|---|---|---|---|
| 000.00 | 0.00 | 0.00 | 0.00 | 0 | 0 | 0.0% |
| 000.00 | 0.00 | 0.00 | 0.00 | 0 | 0 | 0.0% |
| 000.00 | 0.00 | 0.00 | 0.00 | 0 | 0 | 0.0% |
| 000.00 | 0.00 | 0.00 | 0.00 | 0 | 0 | 0.0% |
| 000.00 | 0.00 | 0.00 | 0.00 | 0 | 0 | 0.0% |
| 000.00 | 0.00 | 0.00 | 0.00 | 0 | 0 | 0.0% |
| 000.00 | 0.00 | 0.00 | 0.00 | 0 | 0 | 0.0% |
Puts
| Strike | Last | Bid | Ask | Vol | OI | IV |
|---|---|---|---|---|---|---|
| 000.00 | 0.00 | 0.00 | 0.00 | 0 | 0 | 0.0% |
| 000.00 | 0.00 | 0.00 | 0.00 | 0 | 0 | 0.0% |
| 000.00 | 0.00 | 0.00 | 0.00 | 0 | 0 | 0.0% |
| 000.00 | 0.00 | 0.00 | 0.00 | 0 | 0 | 0.0% |
| 000.00 | 0.00 | 0.00 | 0.00 | 0 | 0 | 0.0% |
| 000.00 | 0.00 | 0.00 | 0.00 | 0 | 0 | 0.0% |
| 000.00 | 0.00 | 0.00 | 0.00 | 0 | 0 | 0.0% |
Every listed expiry, both sides of the book, with volume, open interest and implied volatility.
Risk profile
Beta vs SPY
1.75
More volatile than market
Correlation to SPY
0.35
Loosely linked
Realised vol 30D
56.6%
Annualised
Market vol 1Y
13.0%
SPY, annualised
Max drawdown 1Y
-38.9%
Peak to trough
Max drawdown 5Y
-57.3%
Peak to trough
ATR 14
1.11
4.79% of price
Beta (reported)
1.71
5Y monthly, from filing
Short interest
Shares short
38.40M
Prior 29.70M
Change vs prior
+29.3%
Shorts adding
% of float
1.64%
Normal
% of shares out
1.53%
Against total outstanding
Days to cover
3.5
Liquid
Float
2.17B
Freely tradeable shares
Exchanges publish short interest twice a month with a settlement lag, so this is roughly two weeks behind. Days to cover divides shares short by average daily volume — it estimates how long covering would take, not whether it will happen.
Rating changes
| Date | Firm | Action | From | To |
|---|---|---|---|---|
| Jan 21, 25 | Citigroup | DOWNGRADE | Buy | Sell |
| Oct 30, 24 | JP Morgan | DOWNGRADE | Overweight | Neutral |
| Oct 28, 24 | Morgan Stanley | DOWNGRADE | Overweight | Equal-Weight |
| Oct 17, 24 | Goldman Sachs | DOWNGRADE | Buy | Neutral |
| Apr 24, 24 | Citigroup | UPGRADE | Neutral | Buy |
| Jan 16, 24 | Goldman Sachs | DOWNGRADE | Buy | Neutral |
| Oct 26, 23 | Goldman Sachs | MAINTAINED | Buy | Buy |
| Jun 8, 21 | Bernstein | DOWNGRADE | Market Perform | Underperform |
| Feb 5, 20 | China Renaissance | UPGRADE | Hold | Buy |
| Nov 25, 19 | Citigroup | UPGRADE | Sell | Neutral |
| Oct 31, 19 | Goldman Sachs | UPGRADE | Sell | Neutral |
| Jan 24, 19 | HSBC | DOWNGRADE | Buy | Hold |
Dividends & splits
Forward rate$0.40 / yr
Forward yield1.73%
5-year avg yield4.78%
Payout ratio0.00%
Ex-dividend dateJul 8, 2026
Next pay dateAug 6, 2026
Last split1045:1000
Split dateAug 8, 2008
SEC filings
Corporate Changes & Voting Matters
6-K/A · 2026-10-05
Corporate Changes & Voting Matters
6-K · 2026-09-29
Corporate Changes & Voting Matters
6-K · 2026-09-04
Corporate Changes & Voting Matters
6-K · 2026-09-02
Corporate Changes & Voting Matters
6-K · 2026-08-26
Corporate Changes & Voting Matters
6-K · 2026-08-14
Corporate Changes & Voting Matters
6-K · 2026-08-06
Corporate Changes & Voting Matters
6-K · 2026-08-05
PRIVATE STRATEGY · BY QUALIFICATION
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