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Learn Options Trading from Charles Cottle – The Risk Doctor®
Discover the Options Strategies the Professionals Learn From
Ready to master options trading from one of the most respected pioneers in the industry? Charles Cottle, also known as The Ri$k Doctor®, is a floor trader, educator, author, software innovator, and co-founder of thinkorswim—the world’s leading options brokerage and education firm.
With decades of experience, Charles has trained thousands of traders, developed risk analysis tools used by professionals worldwide, and authored some of the most important books in the field. Now, you can access his comprehensive options trading education online—no trading floor badge required.
Why Learn from Charles Cottle?
Charles Cottle’s career began in 1981 as a CBOE floor trader, and quickly expanded to CBOT and CME trading pits, making markets in everything from Treasury Bonds to S&P 500 options. In the late ‘80s and ‘90s, he trained the first wave of electronic market makers across Europe, developed Trade$tar, one of the earliest options trading simulators, and became the Director of Instruction at the International Trading Institute.
He went on to:
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Co-found thinkorswim, revolutionizing retail options trading
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Author best-sellers like Options: Perception and Deception, Coulda Woulda Shoulda, and Options Trading: The Hidden Reality
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Mentor thousands of traders, brokers, and market makers globally
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Invent DARTs™ (Dynamic Adjustable Risk Transactions) and multiple Hybrid Hedges, including the Slingshot Hedge™
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Launch OptionFlix™, a complete learning platform for serious options traders
What You’ll Learn with Charles Cottle
Through RiskDoctor® webinars, video courses, and coaching, Charles teaches both the fundamentals and advanced nuances of options trading, including:
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Position dissection and risk visualization
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Real-world hedging strategies for retail and professional traders
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Custom-designed spread structures and adjustment methods
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Dynamic trading tools like HybriDARTs™
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Tactical approaches for managing complex option positions
These are the same tools and frameworks used by top hedge funds, trading firms, and individual traders managing multi-million-dollar portfolios.
Who Should Take These Courses?
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Retail traders seeking a deeper understanding of options dynamics
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Investors tired of oversimplified “options education”
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Professionals looking to manage risk with precision
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Anyone ready to go beyond the Greeks and into real market application


