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General Dynamics Corporation (GD)

Overview · Option chain · Volatility · Expected-move history · Earnings

Price (delayed) 344.23 +2.14%
Expected moveThe size of the up-or-down move the options market is pricing for a stock by a given date, read from option prices (the at-the-money straddle). It is a market-implied estimate, not a forecast. · Nov 20 ±6.1%
Expected range 323.08–365.38
IV30Implied volatility interpolated to a constant 30-day horizon from the expirations around it, so different stocks and dates can be compared fairly.25.0%
IV percentileWhere this IV30 ranks across all securities we cover today (a cross-sectional comparison, not the stock's own history). 16/universe
P/C volumePut volume (or open interest) divided by call volume (or open interest). A descriptive activity measure — it does not by itself say what traders expect.1.53
P/C open interest0.67
Next earnings Oct 28

Cboe delayed options data · as of 09:36 UTC · Figures derived from the full chain (1,456 contracts, 15 expirations) · IV own-history percentile appears after 60 recorded days (28 so far)

Expected move · Nov 20, 2026 (32 days)

Methodology →

Read from option prices: the at-the-money straddle costs this much, so the market is pricing a move of about that size in either direction by this date. It is an estimate of movement, not a prediction of direction.

323.1365.4344.2 current

Options are pricing a move of about ±6.1% (range 323.08–365.38) by Nov 20, 2026. ATM straddle: 21.15 @ strike 340 · ATM IV: 24.5%.

Probability distribution

Model & assumptions →

The curve shows where a lognormal model, fed with current implied volatility, puts the range of outcomes at this expiration. Shaded: the expected-move band.

344.2323.1365.4
expected-move bandmodel density
Levelvs priceP(above)Model-estimated chance the stock finishes above a level at expiration, derived from current IV under a lognormal model with stated assumptions — an estimate, not a prediction.P(below)
309.81 -10% 92.2% 7.8%
327.02 -5% 74.9% 25.1%
344.23 +0% 48.6% 51.4%
361.44 +5% 23.9% 76.1%
378.65 +10% 8.9% 91.1%

Model-estimated probabilities of finishing above/below each level at expiration: estimates under stated assumptions, not predictions.

Probability explorer

Drag the slider to any level and see the model-estimated chance the stock finishes above or below it at the selected expiration.

P(finish above)—
P(finish below)—
P(touch, approx.)—

Horizon: Nov 20, 2026 · lognormal model with zero drift: an estimate, not a prediction. Assumptions

ExpiresDTEDays to expiration, in calendar days.Implied moveATM IVOpen int.
Oct 23, 2026 4 ±2.4% 21.4% 331
Oct 30, 2026 11 ±4.7% 30.0% 400
Nov 06, 2026 18 ±5.3% 27.7% 95
Nov 13, 2026 25 ±5.9% 26.7% 97
Nov 20, 2026 32 ±6.1% 24.5% 3,990
Nov 27, 2026 39 ±6.6% 24.1% 25
Dec 18, 2026 60 ±7.7% 23.0% 5,280
Jan 15, 2027 88 ±9.2% 22.5% 8,227
Feb 19, 2027 123 ±10.8% 22.9% 976
Mar 19, 2027 151 ±12.1% 22.7% 1,848

Open interest by strike · Nov 20

Where option positions are concentrated. Teal bars are calls, red bars are puts; the dashed line is the current price.

260.0280.0300.0320.0340.0360.0380.0400.0420.0344.2
callsputs

Largest open-interest concentrations (all expirations ≤ 60 days): 390 C · 862350 C · 630450 C · 574320 P · 448370 C · 399

IV term structure

Volatility page →

At-the-money implied volatility for each expiration. A hump around a date often marks a scheduled event the market is pricing.

20%24%28%32%32d4d151d

When does open interest expire?

97%Later

Implied vs realized volatility

13.8%18.9%23.9%29.0%Aug 31Oct 16
IV30HV20

HV from our stored daily closes (annualized); IV30 interpolated from the chain. Method

Price, last 60 sessions

321.1347.9374.7401.5Jul 24Oct 16

Daily closes; Financial Modeling Prep.

Track record

Full history →

Of 93 recorded snapshot-versus-outcome comparisons so far, the close landed inside the expected range 31.2% of the time.

Past earnings reactions

Oct 24-1.5%Jan 25-2.1%Apr 25-1.1%Jul 25+5.6%Oct 25+3.6%Jan 26-4.5%Apr 26+9.8%Jul 26-2.8%
implied (when recorded)actual reaction

Avg |reaction| 3.0% · median 2.7% (20 reports). Two-session close-to-close window; definition

About General Dynamics Corporation

General Dynamics Corporation is a global leader in the aerospace and defense industry, with its operations structured across four key divisions: Aerospace, Marine Systems, Combat Systems, and Technologies. The Aerospace segment focuses on the design, production, and sale of business jets, alongside offering a full suite of aviation services including aircraft maintenance, repair, management, charter services, and ground support. Marine Systems specializes in shipbuilding for the U.S. Navy, constructing nuclear-powered submarines, surface warships, and auxiliary vessels. This division also builds various commercial ships, such as tankers and cargo carriers. Furthermore, it provides extensive maintenance, modernization, and lifecycle support, along with engineering and design services for both naval and commercial fleets. Combat Systems is dedicated to creating land-based defense solutions, manufacturing a diverse range of products including wheeled and tracked combat vehicles (like the Stryker and Piranha), main battle tanks, armored vehicles, weapon systems, munitions, and mobile bridge systems. This segment also delivers modernization programs, engineering expertise, and ongoing s

Industrials · Aerospace & Defense · NYSE · Profile: Financial Modeling Prep

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