Carl Westerby – Medium

Carl Westerby
in
DataDrivenInvestor

Beat the Market with Zynex

A great business at a fair price.

6 min readDec 5, 2023

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Beat the Market with Zynex

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Carl Westerby
in
DataDrivenInvestor

Beat the Market with Buffett-Bot

A GPT Chatbot created from Warren Buffett’s shareholder letters.

4 min readNov 29, 2023

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Beat the Market with Buffett-Bot

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Carl Westerby
in
DataDrivenInvestor

Beat the Market with PayPal

PayPal’s stock has been beaten up pretty badly (80% decline). I see this as a buying opportunity.

6 min readNov 23, 2023

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Beat the Market with PayPal

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Carl Westerby
in
DataDrivenInvestor

Stocks: The Good, the Bad, and the Ugly

Performance review of all the stocks I’ve written about within the past 18 months.

8 min readNov 18, 2023

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Stocks: The Good, the Bad, and the Ugly

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Carl Westerby
in
DataDrivenInvestor

Beat the Market with GPT Sentiment Analysis

An GPT ML algorithm to analyze earnings calls and evaluate management teams as “good” or “bad”.

7 min readNov 17, 2023

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Beat the Market with GPT Sentiment Analysis

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Carl Westerby
in
DataDrivenInvestor

Beat the Market with ValueBot

A specialized GPT to automate the process of creating business valuations.

5 min readNov 14, 2023

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Beat the Market with ValueBot

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Carl Westerby
in
ILLUMINATION

The Hour Between Dog and Wolf

How our body effects our brain and what you can do about it.

4 min readNov 9, 2023

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The Hour Between Dog and Wolf

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Carl Westerby
in
DataDrivenInvestor

Beat the Market with Copart

An analysis of CPRT’s business and assessment of its opportunity as an investment.

5 min readMay 10, 2023

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Beat the Market with Copart

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Carl Westerby
in
DataDrivenInvestor

Beat the Market with Optimal Portfolio Weighting

Pro’s and Con’s of Different Portfolio weighting strategies.

4 min readMay 3, 2023

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Beat the Market with Optimal Portfolio Weighting

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Carl Westerby
in
DataDrivenInvestor

Intelligent Options Prices and Dividend Arbitrage

Under certain conditions, stocks that pay a dividend can present arbitrage opportunities through options.

4 min readApr 2, 2023

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Intelligent Options Prices and Dividend Arbitrage

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Carl Westerby

Carl Westerby

An engineer with a passion for machine learning, value investing, and python projects. Top 50 writer in Finance and Investing on Medium.

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