Hand Signals: Non-Verbal Communication in Trading

An in-depth exploration of hand signals used by traders in open outcry trading, covering their historical context, types, significance, examples, and related jargon.

Hand signals are specific gestures used by traders to convey information non-verbally during open outcry trading. This method of communication was prevalent on trading floors before electronic trading became dominant. These signals are essential for efficient and rapid exchange of information in a noisy, fast-paced environment.

Historical Context

Hand signals originated in the trading pits of stock exchanges, commodities markets, and futures exchanges. These signals allowed traders to communicate bids, offers, quantities, and types of orders quickly without shouting over the din of the trading floor. Major exchanges like the New York Stock Exchange (NYSE), Chicago Board of Trade (CBOT), and Chicago Mercantile Exchange (CME) were known for their bustling trading floors where hand signals were indispensable.

Types/Categories of Hand Signals

  • Directional Signals: Indicate whether a trader is buying or selling.

    • Buy Signal: Typically involves touching the chin or indicating inward movement.
    • Sell Signal: Usually signifies outward movement, such as pushing away from the body.
  • Numerical Signals: Represent quantities and prices using fingers.

    • Fingers Extended Upward: Indicate quantities from one to five.
    • Fingers Extended Sideways: Used for numbers six to nine.
  • Specialized Signals: Indicate specific types of orders or trading instructions.

    • Spread Orders: Specific gestures to communicate strategies involving multiple orders.
    • Options Signals: Unique gestures for options trading, often more complex.

Key Events

  • Early 1900s: Hand signals started becoming standardized across major exchanges.
  • 1970s-1980s: Peak use of hand signals during the rise of global trading floors.
  • 1990s-2000s: Introduction of electronic trading reduced reliance on hand signals.
  • 2015: CME closed most of its open outcry trading pits, signifying the decline of hand signals.

Detailed Explanations

Directional Hand Signals:

  • Buy Signals: A common gesture is placing a hand against the chin, suggesting the act of ‘chin in,’ implying a buy order.
  • Sell Signals: An outward motion with the palm facing away from the body signifies a sell order.

Numerical Hand Signals:

  • Fingers Extended: Holding up three fingers signifies ‘three units’ or ‘three contracts.’
  • Two Hands for Larger Numbers: Combining both hands, where one represents tens and the other units, e.g., one hand showing a fist (5) and another two fingers (2) for the number 52.

Mathematical Models/Charts

    graph LR
	A[Hand Signal] --> B[Buy Signal]
	A --> C[Sell Signal]
	B --> D[Hand to Chin]
	C --> E[Push Away]

Importance and Applicability

Hand signals were crucial for facilitating efficient trades in the noisy and chaotic environment of the trading floor. They ensured that information could be communicated rapidly without misunderstandings. Although electronic trading has reduced the need for hand signals, they remain a fascinating aspect of trading history and are still used in some commodities exchanges.

Examples

  • Example 1: A trader holding up three fingers pointing sideways might indicate a sell order for 30 units.
  • Example 2: A trader touching their chin with an upward motion signifies a buy order.

Considerations

  • Clarity: Hand signals must be clear to avoid misinterpretation.
  • Speed: Traders need to execute hand signals swiftly in the fast-paced trading environment.
  • Training: New traders must be trained to understand and use these signals effectively.
  • Open Outcry Trading: A method of trading where traders shout bids and offers and use hand signals.
  • Trading Floor: A physical location where trading takes place, known for its vibrant, energetic environment.
  • Electronic Trading: Modern trading method using electronic platforms, reducing the need for hand signals.

Comparisons

  • Hand Signals vs. Electronic Trading:
    • Speed: Hand signals allow for almost instantaneous communication in an open outcry setting, whereas electronic trading can process multiple orders simultaneously.
    • Transparency: Hand signals are visible to all participants on the floor, promoting transparency, unlike electronic orders that can be private.

Interesting Facts

  • Hand signals can vary slightly between different exchanges and even among individual traders.
  • Despite the dominance of electronic trading, some smaller or niche markets still use hand signals today.

Inspirational Stories

One of the most famous stories involves the legendary floor trader Richard Dennis who, with the help of hand signals, turned a borrowed $1,600 into $200 million in about ten years through trading commodities.

Famous Quotes

“It is not the strongest of the species that survive, nor the most intelligent, but the one most responsive to change.” – Charles Darwin

Proverbs and Clichés

  • “Actions speak louder than words.”: A fitting proverb for the use of hand signals in trading.
  • “Seeing is believing.”: In the context of trading floors, seeing hand signals helped traders trust and execute orders swiftly.

Expressions, Jargon, and Slang

  • “Showing your hand”: Revealing your strategy or intentions in trading.
  • “Pit”: The area on the trading floor where specific commodities or securities are traded.
  • “Flashing signals”: Quickly showing hand signals to convey multiple pieces of information rapidly.

FAQs

Are hand signals still used in modern trading?

While largely replaced by electronic trading, hand signals are still used in some specialized markets and exchanges.

How do traders learn hand signals?

New traders typically learn through training programs provided by the exchanges or mentorship from experienced traders.

What are some common mistakes made with hand signals?

Misinterpreting a signal or making unclear gestures can lead to errors in trade execution.

References

  • Books: “Market Wizards” by Jack D. Schwager, a book detailing the stories of top traders including those using hand signals.
  • Articles: “The Decline of Open Outcry Trading” from The Wall Street Journal.
  • Websites: Investopedia’s article on Hand Signals in Trading.

Final Summary

Hand signals represent a unique, historical facet of trading that facilitated efficient communication in bustling trading floors. Though largely replaced by electronic trading systems, they remain a critical study area for understanding the evolution of trading practices. Mastering hand signals was essential for any trader in the open outcry environment, underscoring the innovative yet simple methods traders employed to thrive in a competitive industry.

By understanding and appreciating the art of hand signals, we gain deeper insights into the dynamics of traditional trading environments and the human ingenuity that drove financial markets before the digital age.

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