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Prothena Corporation plc (PRTA)

NASDAQ

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9.92 -0.07 -0.70%

03/10 - Closed. Currency in USD

After Hours

9.55

-0.37

-3.73%

22:08:59 - Real-time Data

Type: Equity

Market: United States

Volume: 852,906
Bid/Ask: 0.00 / 0.00
Day's Range: 9.58 - 10.16

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Prothena Option Chain

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

Expiration Date:

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Strike Price:

Quotes Analysis

Oct 03, 2025 20:53 GMT

Calls

Puts

Last	Chg.	Bid	Ask	Vol	Strike	Last	Chg.	Bid	Ask	Vol
0	0%	6.6	8.6	0	2.50	0	0%	0	0.75	0
PRTA Call 2.50 Exp: Oct 17, 2025 Last: 0 Chg.: 0% SymbolPRTA\|20251017\|2.50C Delta0.9698 Imp Vol5.1161 Bid6.6 Gamma0.0069 Theoretical7.6 Ask8.6 Theta-0.0245 Intrinsic Value7.42 Volume0 Vega0.0013 Time Value-7.42 Open Interest0 Rho0.0008 Delta / Theta-39.5814 PRTA Put 2.50 Exp: Oct 17, 2025 Last: 0 Chg.: 0% SymbolPRTA\|20251017\|2.50P Delta-0.0483 Imp Vol8.3859 Bid0 Gamma0.0062 Theoretical0.75 Ask0.75 Theta-0.0583 Intrinsic Value-7.42 Volume0 Vega0.0019 Time Value7.42 Open Interest0 Rho-0.0004 Delta / Theta0.8291
0	0%	4.3	6.1	0	5.00	0	0%	0	0.75	0
PRTA Call 5.00 Exp: Oct 17, 2025 Last: 0 Chg.: 0% SymbolPRTA\|20251017\|5.00C Delta0.9237 Imp Vol3.1171 Bid4.3 Gamma0.0237 Theoretical5.2 Ask6.1 Theta-0.0315 Intrinsic Value4.92 Volume0 Vega0.0028 Time Value-4.92 Open Interest0 Rho0.0015 Delta / Theta-29.3451 PRTA Put 5.00 Exp: Oct 17, 2025 Last: 0 Chg.: 0% SymbolPRTA\|20251017\|5.00P Delta-0.112 Imp Vol4.5512 Bid0 Gamma0.0215 Theoretical0.75 Ask0.75 Theta-0.06 Intrinsic Value-4.92 Volume0 Vega0.0037 Time Value4.92 Open Interest0 Rho-0.0006 Delta / Theta1.8678
3.6	0%	3.3	5.1	0	6.00	0	0%	0	0.75	0
PRTA Call 6.00 Exp: Oct 17, 2025 Last: 3.6 Chg.: 0% SymbolPRTA\|20251017\|6.00C Delta0.9023 Imp Vol2.4393 Bid3.3 Gamma0.0364 Theoretical4.2 Ask5.1 Theta-0.0297 Intrinsic Value3.92 Volume0 Vega0.0034 Time Value-0.32 Open Interest2 Rho0.0018 Delta / Theta-30.3425 PRTA Put 6.00 Exp: Oct 17, 2025 Last: 0 Chg.: 0% SymbolPRTA\|20251017\|6.00P Delta-0.1438 Imp Vol3.644 Bid0 Gamma0.032 Theoretical0.75 Ask0.75 Theta-0.0571 Intrinsic Value-3.92 Volume0 Vega0.0044 Time Value3.92 Open Interest0 Rho-0.0008 Delta / Theta2.519
					9.92	Price @ Oct 03, 2025 20:53 GMT
0.65	0%	0.4	1.7	1	10.00	0	0%	0	1.15	0
PRTA Call 10.00 Exp: Oct 17, 2025 Last: 0.65 Chg.: 0% SymbolPRTA\|20251017\|10.00C Delta0.5193 Imp Vol0.8778 Bid0.4 Gamma0.2337 Theoretical0.65 Ask1.7 Theta-0.0248 Intrinsic Value-0.08 Volume1 Vega0.0077 Time Value0.73 Open Interest281 Rho0.0017 Delta / Theta-20.9616 PRTA Put 10.00 Exp: Oct 17, 2025 Last: 0 Chg.: 0% SymbolPRTA\|20251017\|10.00P Delta-0.4535 Imp Vol1.4406 Bid0 Gamma0.1417 Theoretical1.15 Ask1.15 Theta-0.0391 Intrinsic Value0.08 Volume0 Vega0.0077 Time Value-0.08 Open Interest0 Rho-0.0019 Delta / Theta11.6112
0.15	0%	0.1	0.5	15	11.00	0	0%	0	1.9	0
PRTA Call 11.00 Exp: Oct 17, 2025 Last: 0.15 Chg.: 0% SymbolPRTA\|20251017\|11.00C Delta0.2241 Imp Vol0.6335 Bid0.1 Gamma0.2431 Theoretical0.15 Ask0.5 Theta-0.0134 Intrinsic Value-1.08 Volume15 Vega0.0058 Time Value1.23 Open Interest2 Rho0.0008 Delta / Theta-16.7434 PRTA Put 11.00 Exp: Oct 17, 2025 Last: 0 Chg.: 0% SymbolPRTA\|20251017\|11.00P Delta-0.5676 Imp Vol1.5978 Bid0 Gamma0.1269 Theoretical1.9 Ask1.9 Theta-0.0429 Intrinsic Value1.08 Volume0 Vega0.0076 Time Value-1.08 Open Interest0 Rho-0.0024 Delta / Theta13.2398
0.05	0%	0	0.85	0	12.50	4.2	0%	1.9	4.3	0
PRTA Call 12.50 Exp: Oct 17, 2025 Last: 0.05 Chg.: 0% SymbolPRTA\|20251017\|12.50C Delta0.3683 Imp Vol2.146 Bid0 Gamma0.0904 Theoretical0.85 Ask0.85 Theta-0.0565 Intrinsic Value-2.58 Volume0 Vega0.0073 Time Value2.63 Open Interest108 Rho0.0011 Delta / Theta-6.525 PRTA Put 12.50 Exp: Oct 17, 2025 Last: 4.2 Chg.: 0% SymbolPRTA\|20251017\|12.50P Delta-0.6999 Imp Vol1.7032 Bid1.9 Gamma0.1054 Theoretical3.1 Ask4.3 Theta-0.0402 Intrinsic Value2.58 Volume0 Vega0.0068 Time Value1.62 Open Interest1 Rho-0.0031 Delta / Theta17.4151

Open Positions

Calls

Puts

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