This glossary is designed to provide traders with concise, professional definitions and real-world examples. Terminology here reflects practical usage across futures trading, risk automation, and account-level management.
Tier Lock Software Systems develops risk governance infrastructure for NinjaTrader 8, including AutoClose Pro and structured enforcement frameworks.
Understanding Account-Level Risk in NinjaTrader 8
Many of the concepts defined below are explained in depth in our complete guide to account-level risk management in NinjaTrader 8 .
Recommended Reading: Manual vs Automated Risk Enforcement | Daily Loss Limit Enforcement Guide
Account-Level Risk
Risk measured across the entire trading account rather than a single position. Learn more in our account-level risk management guide for NinjaTrader 8 .
Drawdown
The reduction in account equity from a peak to a trough. Prop firms enforce strict drawdown rules explained in our prop firm daily loss and trailing drawdown guide .
Realized PnL
Profit or loss from trades that have been closed.
Example: Closing a trade for +$50 adds $50 to realized PnL.
Unrealized PnL
Profit or loss from currently open positions.
Example: A running trade showing +$30 has unrealized PnL.
Profit Target
A predefined profit level where trading activity stops.
Example: AutoClose Pro flattens positions when the daily profit target is hit.
Loss Limit
A maximum allowable loss before trading is halted.
Example: Trading stops automatically after a $150 daily loss.
Flatten Positions
Closing all open trades immediately.
Example: AutoClose Pro flattens all positions once limits are reached.
Discipline
Consistent adherence to predefined trading rules.
Example: Automated risk tools enforce discipline without hesitation.
Risk-Reward Ratio
Comparison of potential profit versus potential loss.
Example: Risking $50 to make $150 is a 1:3 ratio.
Overtrading
Excessive trading beyond planned limits. See our breakdown on how to stop overtrading in NinjaTrader 8 .
Turn Definitions Into Enforcement
Understanding risk terms is one thing. Enforcing them is another. AutoClose Pro and AutoClose Pro Guardian implement structured account-level risk governance inside NinjaTrader 8.
Market Volatility
The rate at which price moves up or down.
Example: News releases often increase volatility.
Prop Firm
A firm that provides capital to traders under strict risk rules. Understanding these rules is critical — see our prop firm risk rule breakdown .
Trailing Stop
A stop that moves with price to lock in profits.
Example: A stop moves higher as price advances.
Psychological Capital
A trader’s mental resilience and emotional balance. Preserving psychological capital reduces overtrading behavior .
Risk Automation
Using software to enforce risk rules automatically. Learn how automation compares to manual discipline in our manual vs automated enforcement guide .
Slippage
Difference between expected and actual fill price.
Example: Fast markets can cause negative slippage.
Position Size
The number of contracts or shares in a trade.
Example: Reducing size lowers risk exposure.
Consistency
Repeating disciplined behavior over time.
Example: Consistent execution outperforms sporadic large wins.
Risk Exposure
Total amount of capital at risk. Effective control of risk exposure is explained in our account-level supervision framework .
Equity Curve
Visual representation of account growth over time.
Example: Smooth curves indicate controlled risk.
Trading Plan
Documented rules governing entries, exits, and risk.
Example: AutoClose Pro enforces parts of a trading plan.
Revenge Trading
Trading emotionally to recover losses.
Example: Increasing size after a loss is revenge trading.
Capital Preservation
Primary goal of minimizing losses.
Example: Preserving capital enables long-term success.
Automation Layer
Software that operates independently of trade execution.
Example: AutoClose Pro acts as a supervisory layer.
Edge
A repeatable advantage in the market.
Example: Risk control helps preserve trading edge.
Execution Risk
Risk related to order fills and timing.
Example: Fast markets increase execution risk.
Max Daily Loss
Maximum allowable loss in a trading session. See our full explanation of daily loss limit enforcement in NinjaTrader 8 .
Trade Management
Handling open trades after entry.
Example: Scaling out or trailing stops.
Risk Ceiling
An absolute limit beyond which losses are not allowed.
Example: Account-level loss limits act as a ceiling.
Build Structured Risk Governance
These glossary terms represent the foundation of disciplined trading. Tier Lock Software Systems builds automation infrastructure that enforces these principles in real time.