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Leav Graves

Leav Graves

CEO

Leav Graves is the founder and CEO of Option Samurai and a licensed investment professional with over 19 years of trading experience, including working professionally through the 2008 financial crisis. His passion for finance began in third grade, and he's been immersed in the markets ever since, turning a lifelong curiosity into a full-time career. Before founding Option Samurai, Leav worked as an options trader and portfolio manager, specializing in both fixed income and equity strategies.

He brings deep expertise in options trading, risk-defined strategies, and portfolio construction, with a strong focus on volatility, automation, and decision-making frameworks. Over the years, he has developed proprietary trading tools, including a dividend capture engine, an options-enhanced portfolio tracker, and an AI-based trade assistant. Leav’s insights have been featured in Benzinga, The Street, Yahoo Finance, and Finance Magnates, and he was named runner-up in the Benzinga Fintech Awards. His mission with Option Samurai is to equip retail investors with institutional-grade tools to help them make smarter, more confident trades.

Education

References

Experience

  • Started actively trading ~2005 and have been actively trading since. Increased his expertise and moved into the professional space, only to return to the retail space with Option Samurai. 
  • Founder and CEO of Option Samurai, a platform designed to help retail investors make better options trades.
  • Former Chief Analyst and Portfolio Manager at Dividend Investments, where he managed fixed-income portfolios for clients, focusing on cash-flow optimization and tax efficiency
  • Advocate for democratizing options education and bridging the knowledge gap between retail and institutional traders.
  • Options trading expert with deep experience building and executing strategies based on technical analysis, volatility patterns, quantitative models, fundamental metrics, and options open interest data.
  • Such as cash-secured put, covered calls, dividend capture, collars, etc.
  • Built quantitative trading systems for trading stocks, bonds, and options.
  • Wrote hundreds of educational articles about options in the Option Samurai blog and emails.
  • Developed a proprietary dividend-capture model combining options overlays and ex-date logic.
  • Experienced in building trading algorithms that use call and put options and advanced strategies using Python and Excel-based tools.
  • Built Go/No-Go models for fundamental analysis using financial reports, focused on Israeli and U.S. equities.
  • Designed and tested volatility-based reversion strategies and earnings plays for short-duration options to capitalize on volatility crush, time decay, movement, etc., using iron condors, vertical spreads, and other options strategies.
predefined[1]

How to use Pre-Defined Screens

Tutorials

One of our coolest features is the pre-defined screen. Every strategy has several pre-defined screens to help you start using the app as soon as possible.

Pre-Defined Screens

The pre-defined...

Save & Load buttons

How To: Save customized screen

GalleryWhat's New

Many users have asked us to allow them to save customized screens. Done. The save feature works such that it remembers all the parameters you've entered, but the date - so you can use it in the...

IVPR-Stocks[1]

The Edge of Implied Volatility Percentile

Implied volatilityResearchTutorials

Implied volatility is one of the most important concepts in options trading. This is the measure most market players use to check if an option is expensive or cheap. In this post, we will be...

valuation[1]

$JPM Investor day - Position update

GalleryTrades

Recently $JPM had its investor day and shared vast amount of information with its holders (link). I feel that the bank shared a lot of information emphasizing its power and value. The investor day...

Vix-Change-PR-high1

Market Sentiment Edge - Volatility

GalleryMarket Sentiment

This is the fourth part of our in-depth look into the various edges traders base their decision making. You can see part 3 here, and all related articles here. Those who are subscribed to our...

Avg-Straddle-Return[2]

Trading Earning announcement with options

EarningsGalleryTutorialsUnique

Earning announcements are probably the most important corporate action for a public company. Due to the uncertainty of the announcement, the expected (and realized) volatility during these times is...

market-breadth[1]

The edge of market Breadth

GalleryMarket SentimentResearch

This is the third part of our in-depth look into the various edges traders base their decision making . You can read the previous part here and all of the series here. This methods are based on...

New-deposits[1]

JPM warrants could triple in value (JPM-WT)

GalleryLong CallsTrades

This is a long thesis for JPM TARP warrants. The idea is similar to the previous thesis I gave on WFC here. JPM is one of the "big four" banks in the US. It is a full-service bank, with a huge...

Scan-for-extreme-IV-values

Trading Implied Volatility - Part 3

GalleryImplied volatility

In this article, I wish to discuss the importance of volatility and implied volatility to options trading. The volatility of a stock is a measure of how "fast" it moves in each direction. If we say...

IVRank

Trading Implied Volatility - Part 2

Implied volatilityResearchTutorialsUnique

This is the second part of a four (very important) part post about how to better trade implied volatility. Most sources (educators, websites, etc.) give a lot of misinformation about trading...

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