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MKS Instruments Inc (MKSI)

	Symbol	Exchange	Currency
	MKSI	NASDAQ	USD	Real-time
	1MKSI	Milan	EUR	Real-time

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260.74 +11.32 +4.54%

14/02 - Closed. Currency in USD

After Hours

260.74

-0.16

-0.06%

8:59:32 - Real-time Data

Type: Equity

Market: United States

Volume: 1,663,240
Bid/Ask: 0.00 / 0.00
Day's Range: 248.56 - 263.90

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MKS Instruments Option Chain

Get free option data for MKSI. You'll find Call and Put Strike Prices, Last Price, Change, Volume, Implied Volatility, Theoretical and Greeks for MKS Instruments 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

Feb 15, 2026 21:03 GMT

Calls

Puts

Last	Chg.	Bid	Ask	Vol	Strike	Last	Chg.	Bid	Ask	Vol
143.2	0%	159.1	162.7	0	100.00	0	0%	0	2.15	0
MKSI Call 100.00 Exp: Feb 20, 2026 Last: 143.2 Chg.: 0% SymbolMKSI\|20260220\|100.00C Delta0.9966 Imp Vol2.9688 Bid159.1 Gamma0.0001 Theoretical160.9 Ask162.7 Theta-0.0916 Intrinsic Value160.74 Volume0 Vega0.0034 Time Value-17.54 Open Interest2 Rho0.0163 Delta / Theta-10.8786 MKSI Put 100.00 Exp: Feb 20, 2026 Last: 0 Chg.: 0% SymbolMKSI\|20260220\|100.00P Delta-0.0285 Imp Vol4.6621 Bid0 Gamma0.0004 Theoretical2.15 Ask2.15 Theta-0.8466 Intrinsic Value-160.74 Volume0 Vega0.0218 Time Value160.74 Open Interest0 Rho-0.0015 Delta / Theta0.0337
0	0%	154.1	157.7	0	105.00	0	0%	0	2.15	0
MKSI Call 105.00 Exp: Feb 20, 2026 Last: 0 Chg.: 0% SymbolMKSI\|20260220\|105.00C Delta0.9965 Imp Vol2.8177 Bid154.1 Gamma0.0001 Theoretical155.9 Ask157.7 Theta-0.0899 Intrinsic Value155.74 Volume0 Vega0.0035 Time Value-155.74 Open Interest0 Rho0.0171 Delta / Theta-11.0799 MKSI Put 105.00 Exp: Feb 20, 2026 Last: 0 Chg.: 0% SymbolMKSI\|20260220\|105.00P Delta-0.03 Imp Vol4.448 Bid0 Gamma0.0005 Theoretical2.15 Ask2.15 Theta-0.842 Intrinsic Value-155.74 Volume0 Vega0.0227 Time Value155.74 Open Interest0 Rho-0.0015 Delta / Theta0.0356
0	0%	149.1	152.7	0	110.00	0	0%	0	2.15	0
MKSI Call 110.00 Exp: Feb 20, 2026 Last: 0 Chg.: 0% SymbolMKSI\|20260220\|110.00C Delta0.9964 Imp Vol2.6739 Bid149.1 Gamma0.0001 Theoretical150.9 Ask152.7 Theta-0.0882 Intrinsic Value150.74 Volume0 Vega0.0036 Time Value-150.74 Open Interest0 Rho0.0179 Delta / Theta-11.2906 MKSI Put 110.00 Exp: Feb 20, 2026 Last: 0 Chg.: 0% SymbolMKSI\|20260220\|110.00P Delta-0.0315 Imp Vol4.2443 Bid0 Gamma0.0005 Theoretical2.15 Ask2.15 Theta-0.8371 Intrinsic Value-150.74 Volume0 Vega0.0237 Time Value150.74 Open Interest0 Rho-0.0016 Delta / Theta0.0376
					260.74	Price @ Feb 15, 2026 21:03 GMT
8.9	39.06%	7.4	8.9	21	270.00	16.5	0%	15.7	18.7	1
MKSI Call 270.00 Exp: Feb 20, 2026 Last: 8.9 Chg.: 39.06% SymbolMKSI\|20260220\|270.00C Delta0.4132 Imp Vol0.9551 Bid7.4 Gamma0.0122 Theoretical8.9 Ask8.9 Theta-1.045 Intrinsic Value-9.26 Volume21 Vega0.1302 Time Value18.16 Open Interest103 Rho0.0162 Delta / Theta-0.3954 MKSI Put 270.00 Exp: Feb 20, 2026 Last: 16.5 Chg.: 0% SymbolMKSI\|20260220\|270.00P Delta-0.6056 Imp Vol0.8372 Bid15.7 Gamma0.0138 Theoretical16.5 Ask18.7 Theta-0.884 Intrinsic Value9.26 Volume1 Vega0.1286 Time Value7.24 Open Interest0 Rho-0.0244 Delta / Theta0.685
5	66.67%	4.4	6.5	23	280.00	31.4	0%	22.6	25.2	0
MKSI Call 280.00 Exp: Feb 20, 2026 Last: 5 Chg.: 66.67% SymbolMKSI\|20260220\|280.00C Delta0.2861 Imp Vol0.8875 Bid4.4 Gamma0.0115 Theoretical5 Ask6.5 Theta-0.8471 Intrinsic Value-19.26 Volume23 Vega0.1137 Time Value24.26 Open Interest7 Rho0.0114 Delta / Theta-0.3377 MKSI Put 280.00 Exp: Feb 20, 2026 Last: 31.4 Chg.: 0% SymbolMKSI\|20260220\|280.00P Delta-0.7199 Imp Vol0.8674 Bid22.6 Gamma0.0116 Theoretical23.9 Ask25.2 Theta-0.7977 Intrinsic Value19.26 Volume0 Vega0.1125 Time Value12.14 Open Interest2 Rho-0.0283 Delta / Theta0.9025
3.5	0%	2.25	4.3	0	290.00	0	0%	30.3	34	0
MKSI Call 290.00 Exp: Feb 20, 2026 Last: 3.5 Chg.: 0% SymbolMKSI\|20260220\|290.00C Delta0.2011 Imp Vol0.9205 Bid2.25 Gamma0.0091 Theoretical3.28 Ask4.3 Theta-0.7246 Intrinsic Value-29.26 Volume0 Vega0.0939 Time Value32.76 Open Interest32 Rho0.0081 Delta / Theta-0.2775 MKSI Put 290.00 Exp: Feb 20, 2026 Last: 0 Chg.: 0% SymbolMKSI\|20260220\|290.00P Delta-0.8078 Imp Vol0.8932 Bid30.3 Gamma0.0092 Theoretical32.15 Ask34 Theta-0.6624 Intrinsic Value29.26 Volume0 Vega0.0913 Time Value-29.26 Open Interest0 Rho-0.0309 Delta / Theta1.2197

Open Positions

Calls

Puts

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Recent Quotes

	Name	Price	Chg.	Chg. %
	MKSI	260.74	+11.32	+4.54%

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