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United Microelectronics (UMC)

Symbol	Exchange	Currency
UMC	NYSE	USD	Real-time
2303	Taiwan	TWD	Delayed
UMCy	TradeGate	EUR	Delayed

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20.870 -0.420 -1.97%

03:59:59 - Closed. Currency in USD

After Hours

19.710

-1.160

-5.558%

15:05:02 - Real-time Data

Type: Equity

Market: United States

Volume: 9,189,498
Bid/Ask: 0.000 / 0.000
Day's Range: 20.435 - 21.105

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United Microelectronics Option Chain

Get free option data for UMC. You'll find Call and Put Strike Prices, Last Price, Change, Volume, Implied Volatility, Theoretical and Greeks for United Microelectronics options for the expiration dates selected. Below this information you can also find an open interest chart for the stock's options.

Expiration Date:

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Strike Price:

Quotes Analysis

Jul 23, 2026 20:17 GMT

Calls

Puts

Last	Chg.	Bid	Ask	Vol	Strike	Last	Chg.	Bid	Ask	Vol
0	0%	8.4	9.5	0	12.00	0	0%	0	0.15	0
UMC Call 12.00 Exp: Aug 21, 2026 Last: 0 Chg.: 0% SymbolUMC\|20260821\|12.00C Delta0.9671 Imp Vol1.1789 Bid8.4 Gamma0.0104 Theoretical8.95 Ask9.5 Theta-0.0073 Intrinsic Value8.87 Volume0 Vega0.0041 Time Value-8.87 Open Interest0 Rho0.0046 Delta / Theta-131.8623 UMC Put 12.00 Exp: Aug 21, 2026 Last: 0 Chg.: 0% SymbolUMC\|20260821\|12.00P Delta-0.0269 Imp Vol1.1064 Bid0 Gamma0.0095 Theoretical0.08 Ask0.15 Theta-0.007 Intrinsic Value-8.87 Volume0 Vega0.0037 Time Value8.87 Open Interest1 Rho-0.0005 Delta / Theta3.8432
0	0%	7.4	8.6	0	13.00	0	0%	0	0.2	0
UMC Call 13.00 Exp: Aug 21, 2026 Last: 0 Chg.: 0% SymbolUMC\|20260821\|13.00C Delta0.9503 Imp Vol1.1267 Bid7.4 Gamma0.0153 Theoretical8 Ask8.6 Theta-0.0102 Intrinsic Value7.87 Volume0 Vega0.0058 Time Value-7.87 Open Interest0 Rho0.0056 Delta / Theta-93.1353 UMC Put 13.00 Exp: Aug 21, 2026 Last: 0 Chg.: 0% SymbolUMC\|20260821\|13.00P Delta-0.0373 Imp Vol1.0229 Bid0 Gamma0.0135 Theoretical0.1 Ask0.2 Theta-0.0085 Intrinsic Value-7.87 Volume0 Vega0.0048 Time Value7.87 Open Interest0 Rho-0.0007 Delta / Theta4.3968
0	0%	6.6	7.4	0	14.00	0.15	0%	0.1	0.3	0
UMC Call 14.00 Exp: Aug 21, 2026 Last: 0 Chg.: 0% SymbolUMC\|20260821\|14.00C Delta0.9436 Imp Vol0.9779 Bid6.6 Gamma0.0195 Theoretical7 Ask7.4 Theta-0.0098 Intrinsic Value6.87 Volume0 Vega0.0064 Time Value-6.87 Open Interest2 Rho0.006 Delta / Theta-96.1231 UMC Put 14.00 Exp: Aug 21, 2026 Last: 0.15 Chg.: 0% SymbolUMC\|20260821\|14.00P Delta-0.0661 Imp Vol1.0407 Bid0.1 Gamma0.0209 Theoretical0.2 Ask0.3 Theta-0.0136 Intrinsic Value-6.87 Volume0 Vega0.0076 Time Value7.02 Open Interest65 Rho-0.0013 Delta / Theta4.8533
					20.87	Price @ Jul 23, 2026 20:17 GMT
2.18	-14.51%	2.1	2.25	19	21.00	2.31	11.06%	2.2	2.3	8
UMC Call 21.00 Exp: Aug 21, 2026 Last: 2.18 Chg.: -14.51% SymbolUMC\|20260821\|21.00C Delta0.5414 Imp Vol0.9616 Bid2.1 Gamma0.0699 Theoretical2.18 Ask2.25 Theta-0.0378 Intrinsic Value-0.13 Volume19 Vega0.0232 Time Value2.31 Open Interest525 Rho0.0064 Delta / Theta-14.335 UMC Put 21.00 Exp: Aug 21, 2026 Last: 2.31 Chg.: 11.06% SymbolUMC\|20260821\|21.00P Delta-0.4572 Imp Vol0.928 Bid2.2 Gamma0.0723 Theoretical2.25 Ask2.3 Theta-0.0376 Intrinsic Value0.13 Volume8 Vega0.0233 Time Value2.18 Open Interest1,005 Rho-0.0092 Delta / Theta12.1714
1.75	-18.6%	1.65	1.85	30	22.00	3.1	19.23%	2.7	3.1	8
UMC Call 22.00 Exp: Aug 21, 2026 Last: 1.75 Chg.: -18.6% SymbolUMC\|20260821\|22.00C Delta0.4718 Imp Vol0.9514 Bid1.65 Gamma0.0709 Theoretical1.75 Ask1.85 Theta-0.0376 Intrinsic Value-1.13 Volume30 Vega0.0233 Time Value2.88 Open Interest235 Rho0.0057 Delta / Theta-12.5458 UMC Put 22.00 Exp: Aug 21, 2026 Last: 3.1 Chg.: 19.23% SymbolUMC\|20260821\|22.00P Delta-0.5245 Imp Vol0.9509 Bid2.7 Gamma0.0708 Theoretical2.9 Ask3.1 Theta-0.0386 Intrinsic Value1.13 Volume8 Vega0.0233 Time Value1.97 Open Interest588 Rho-0.0107 Delta / Theta13.5807
1.4	-12.5%	1.3	1.5	55	23.00	3.27	0%	3.4	3.7	0
UMC Call 23.00 Exp: Aug 21, 2026 Last: 1.4 Chg.: -12.5% SymbolUMC\|20260821\|23.00C Delta0.4055 Imp Vol0.9459 Bid1.3 Gamma0.0695 Theoretical1.4 Ask1.5 Theta-0.0365 Intrinsic Value-2.13 Volume55 Vega0.0227 Time Value3.53 Open Interest896 Rho0.005 Delta / Theta-11.1026 UMC Put 23.00 Exp: Aug 21, 2026 Last: 3.27 Chg.: 0% SymbolUMC\|20260821\|23.00P Delta-0.5906 Imp Vol0.9463 Bid3.4 Gamma0.0694 Theoretical3.55 Ask3.7 Theta-0.0375 Intrinsic Value2.13 Volume0 Vega0.0227 Time Value1.14 Open Interest1,310 Rho-0.0122 Delta / Theta15.7451

Open Positions

Calls

Puts

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Recent Quotes

	Name	Price	Chg.	Chg. %
	UMC	20.870	-0.420	-1.97%
	4489	1,375.00	0.00	0.00%

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