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
- Bachelor’s Degree in Economics from Tel Aviv University
- Portfolio manager license from the Israel Securities Authority
References
- Interview on Benzinga (again)
- Contribute to US News.
- Interview on Fox Business.
- Author at the Option Samurai blog
- Mentioned on Business Insider
- Featured on Finance Magnet
- Interview on Yahoo Finance
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.

Something new from Option Samurai is coming soon!
Over the last couple of months we've been working hard on our new product. We wanted to keep you updated and share with you the incredible journey that we are going through these days.
In the last...
![Samurai-FTSB[1]](/_next/image/?url=%2Fapi%2Fmedia%2Ffile%2FSamurai-FTSB1.png&w=3840&q=90)
Samurai is participating in FinTech Sandbox !
Samurai-FinTech Sandbox
We are very happy and excited to announce that we've recently been accepted to the FinTech Sandbox program in Boston. This program is a 6-months program that connects...
![ATR2[1]](/_next/image/?url=%2Fapi%2Fmedia%2Ffile%2FATR21.gif&w=3840&q=90)
Using ATR when trading options (Average True Range)
Average True Range is a stock volatility measure developed by Welles Wilder in his book "New Concepts in Technical Trading Systems". The goal of the indicator is to find the "true" movement range...
![SPY1[1]](/_next/image/?url=%2Fapi%2Fmedia%2Ffile%2FSPY11.jpg&w=3840&q=90)
Public trade log performance chart
Over the last year we have shared trades over stocktwits and twitter that are the results of our scanner. We are happy to say that we have really high success rate and you can follow us on...
![SP-Change1[1]](/_next/image/?url=%2Fapi%2Fmedia%2Ffile%2FSP-Change11.jpg&w=3840&q=90)
Edge of Skew Rank - Part 2
In the last article, Volatility Skew Rank – Part 1, we talked about what skew is. In this article, we will talk about ranking the volatility skew rank and its edge in the market.
Volatility Skew...
![EXPO[1]](/_next/image/?url=%2Fapi%2Fmedia%2Ffile%2FEXPO1.jpg&w=3840&q=90)
Option Samurai will present in Citi's Fintech Expo 2015
Option Samurai will present in 16th of November in the Citi's fintech expo in Tel Aviv. During the expo we will showcase our app and the technology that is behind the scene.
Contact us and we will...
![New-Addable[1]](/_next/image/?url=%2Fapi%2Fmedia%2Ffile%2FNew-Addable1.jpg&w=3840&q=90)
New Feature: Adding new filters to Option Samurai
We are happy to announce that we've added new filters to our scanner. These filters are available for all strategies and will allow traders to find better trade ideas. We will soon add more...
![PM[1]](/_next/image/?url=%2Fapi%2Fmedia%2Ffile%2FPM1.png&w=3840&q=90)
Trade post-mortem 3 - $PM $DIS $MDLZ $WMT
It's been a while since I've done a trade post-mortem. Since we have a public trade log, you can still follow on the different trades we give. Here is a current snapshot of our current trade...

Dividend Capture Watchlist for 21-9-2015
The market resumed it's sideways move (like it did since the beginning of the year). However we can see that the volatility is still high and the move is 'choppier'. It seems that the sideways move...
![Bid-Ask-Spread[1]](/_next/image/?url=%2Fapi%2Fmedia%2Ffile%2FBid-Ask-Spread1.jpg&w=3840&q=90)
New Features: Bid-Ask Spread + Real time scans
We are happy to announce that we have completed the transformation of our systems into intraday data. Tradier clients can receive free real-time data when they have a funded account with Tradier....
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