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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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267.90 -10.46 -3.76%

28/04 - Closed. Currency in USD

After Hours

269.26

+1.36

+0.51%

0:17:48 - Real-time Data

Type: Equity

Market: United States

Volume: 975,335
Bid/Ask: 0.00 / 0.00
Day's Range: 264.45 - 277.00

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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

Apr 28, 2026 20:12 GMT

Calls

Puts

Last	Chg.	Bid	Ask	Vol	Strike	Last	Chg.	Bid	Ask	Vol
0	0%	137.4	140.9	0	130.00	0	0%	0	0.15	0
MKSI Call 130.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolMKSI\|20260515\|130.00C Delta0.9917 Imp Vol1.5046 Bid137.4 Gamma0.0003 Theoretical139.15 Ask140.9 Theta-0.0671 Intrinsic Value137.9 Volume0 Vega0.0129 Time Value-137.9 Open Interest0 Rho0.0593 Delta / Theta-14.79 MKSI Put 130.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolMKSI\|20260515\|130.00P Delta-0.003 Imp Vol1.2945 Bid0 Gamma0.0001 Theoretical0.07 Ask0.15 Theta-0.0204 Intrinsic Value-137.9 Volume0 Vega0.0054 Time Value137.9 Open Interest0 Rho-0.0004 Delta / Theta0.1492
0	0%	132.2	135.9	0	135.00	0	0%	0	2.15	0
MKSI Call 135.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolMKSI\|20260515\|135.00C Delta0.9942 Imp Vol1.3373 Bid132.2 Gamma0.0002 Theoretical134.05 Ask135.9 Theta-0.0472 Intrinsic Value132.9 Volume0 Vega0.0093 Time Value-132.9 Open Interest0 Rho0.062 Delta / Theta-21.0514 MKSI Put 135.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolMKSI\|20260515\|135.00P Delta-0.0239 Imp Vol1.7904 Bid0 Gamma0.0005 Theoretical1.08 Ask2.15 Theta-0.1715 Intrinsic Value-132.9 Volume0 Vega0.0327 Time Value132.9 Open Interest0 Rho-0.0033 Delta / Theta0.1396
0	0%	127.2	130.9	0	140.00	0	0%	0	2.2	0
MKSI Call 140.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolMKSI\|20260515\|140.00C Delta0.9942 Imp Vol1.2634 Bid127.2 Gamma0.0002 Theoretical129.05 Ask130.9 Theta-0.0458 Intrinsic Value127.9 Volume0 Vega0.0094 Time Value-127.9 Open Interest0 Rho0.0643 Delta / Theta-21.6897 MKSI Put 140.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolMKSI\|20260515\|140.00P Delta-0.0255 Imp Vol1.7142 Bid0 Gamma0.0006 Theoretical1.1 Ask2.2 Theta-0.1732 Intrinsic Value-127.9 Volume0 Vega0.0345 Time Value127.9 Open Interest0 Rho-0.0035 Delta / Theta0.1473
					267.9	Price @ Apr 28, 2026 20:12 GMT
20.3	0%	17	19	0	270.00	17.8	0%	17.5	19.5	0
MKSI Call 270.00 Exp: May 15, 2026 Last: 20.3 Chg.: 0% SymbolMKSI\|20260515\|270.00C Delta0.5266 Imp Vol0.7966 Bid17 Gamma0.0086 Theoretical18 Ask19 Theta-0.5516 Intrinsic Value-2.1 Volume0 Vega0.2308 Time Value22.4 Open Interest251 Rho0.0575 Delta / Theta-0.9547 MKSI Put 270.00 Exp: May 15, 2026 Last: 17.8 Chg.: 0% SymbolMKSI\|20260515\|270.00P Delta-0.4749 Imp Vol0.7792 Bid17.5 Gamma0.0088 Theoretical18.5 Ask19.5 Theta-0.5175 Intrinsic Value2.1 Volume0 Vega0.2308 Time Value15.7 Open Interest15 Rho-0.059 Delta / Theta0.9176
13	-23.53%	12.1	14.7	10	280.00	21.46	0%	22.5	25.4	0
MKSI Call 280.00 Exp: May 15, 2026 Last: 13 Chg.: -23.53% SymbolMKSI\|20260515\|280.00C Delta0.4365 Imp Vol0.7598 Bid12.1 Gamma0.0089 Theoretical13 Ask14.7 Theta-0.5196 Intrinsic Value-12.1 Volume10 Vega0.2284 Time Value25.1 Open Interest30 Rho0.0486 Delta / Theta-0.8401 MKSI Put 280.00 Exp: May 15, 2026 Last: 21.46 Chg.: 0% SymbolMKSI\|20260515\|280.00P Delta-0.564 Imp Vol0.7621 Bid22.5 Gamma0.0089 Theoretical23.95 Ask25.4 Theta-0.4983 Intrinsic Value12.1 Volume0 Vega0.2283 Time Value9.36 Open Interest5 Rho-0.0687 Delta / Theta1.1319
12.2	-6.15%	8.8	11.2	1	290.00	27.5	0%	29.1	32.1	0
MKSI Call 290.00 Exp: May 15, 2026 Last: 12.2 Chg.: -6.15% SymbolMKSI\|20260515\|290.00C Delta0.3582 Imp Vol0.775 Bid8.8 Gamma0.0083 Theoretical10 Ask11.2 Theta-0.5012 Intrinsic Value-22.1 Volume1 Vega0.2165 Time Value34.3 Open Interest31 Rho0.0402 Delta / Theta-0.7146 MKSI Put 290.00 Exp: May 15, 2026 Last: 27.5 Chg.: 0% SymbolMKSI\|20260515\|290.00P Delta-0.6465 Imp Vol0.7615 Bid29.1 Gamma0.0084 Theoretical30.6 Ask32.1 Theta-0.4673 Intrinsic Value22.1 Volume0 Vega0.2154 Time Value5.4 Open Interest1 Rho-0.0778 Delta / Theta1.3833

Open Positions

Calls

Puts

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