ClearPath Trader

Option Theta

Time decay of an option’s value. Negative theta for long options means value erodes as expiration approaches, all else equal.

Category: Options · Complexity: ★★★☆☆ (3/5)

Tags: options, study-card, price

Study card — educational illustration only (no live overlay in Charts).

Option Theta chart illustration

Formula

Option Theta is computed from price, volume, breadth, or macro prints depending on class (Options). See the description for the defining inputs.

How to read

Read Option Theta as a labeling tool: it describes a condition (trend, stretch, participation, or macro). Confirm with price structure, not the indicator alone. This entry is a study card — not every encyclopedia model has a live chart overlay.

Limitations

Option Theta can lag, repaint (some drawings), or stay extreme in trends. It is not financial advice and not a broker signal.

Typical settings

Use the author's original defaults first; change one parameter at a time.

Option Theta is part of the ClearPath Encyclopedia of Indicators — 190 models explained with standard SVG illustrations, so you can study an indicator before you put it on a live chart.

Browse the full indicator directory →