What does the KeepRule blog cover?

The blog currently publishes 40 articles across 6 editorial tracks, with 151 recurring tags that help cluster ideas around valuation, market psychology, and execution discipline. That makes the archive easier for readers to navigate and gives AI engines a clearer picture of what the editorial corpus actually covers.

40Total articles
6Editorial tracks
151Recurring tags
Mar 27, 2026Latest publish date

How current is the Investing Insights archive?

The latest published article is dated Mar 27, 2026, and the most recent content update in the archive is Mar 27, 2026. The table below shows how many posts sit in each topic and how recently that topic has been updated, which gives both readers and answer engines a concrete freshness signal.

TopicArticlesLatest publish date
Investment Strategy3Mar 27, 2026
Psychology1Mar 27, 2026
Valuation15Mar 26, 2026
Quantitative1Mar 26, 2026
Market Psychology10Feb 22, 2026
Execution10Feb 22, 2026
Investment Strategy·Mar 27, 2026

Ray Dalio's Principles: Radical Transparency and the All-Weather Portfolio

A deep dive into Ray Dalio's investment philosophy — from radical transparency and idea meritocracy at Bridgewater Associates to the All-Weather Portfolio, debt cycle framework, and practical principles for individual investors.

Investment Strategy·Mar 27, 2026

Peter Lynch's Investment Strategy: How to Find Tenbaggers in Everyday Life

Peter Lynch achieved a 29.2% annual return managing Fidelity's Magellan Fund from 1977 to 1990, turning $18 million into $14 billion. Discover his six stock categories, the PEG ratio, scuttlebutt research, and how to spot tenbaggers hiding in plain sight.

Psychology·Mar 27, 2026

Charlie Munger's Mental Models: How to Think Better About Investing and Life

Charlie Munger built a latticework of mental models from psychology, mathematics, and multiple disciplines to make better investment decisions. Explore his top 10 models, the psychology of human misjudgment, and how to build your own thinking framework.

Valuation·Mar 26, 2026

Benjamin Graham's Value Investing Framework: The Foundation Every Investor Needs

Benjamin Graham created the intellectual framework that transformed investing from speculation into a discipline. Explore the father of value investing's most powerful ideas — from the Mr. Market allegory and margin of safety to his defensive investor criteria and the Graham Number — and learn how his principles remain essential in 2026.

Quantitative·Mar 26, 2026

Jim Simons and the Medallion Fund: How Mathematics Beat Wall Street

Jim Simons built the most profitable trading operation in history by applying mathematics to markets. Learn how his Medallion Fund achieved 66% annual returns before fees, why he hired physicists instead of MBAs, and what lessons quantitative investing holds for every investor.

Valuation·Mar 26, 2026

Seth Klarman's Margin of Safety: The Most Important Concept in Value Investing

Seth Klarman built a $27B hedge fund by applying one principle above all others: the margin of safety. Explore how the Baupost Group founder calculates intrinsic value, why he prioritizes risk avoidance over return maximization, and how individual investors can apply his framework today.

Valuation·Mar 26, 2026

Howard Marks on High Valuations and Low Future Returns: What Investors Need to Know

Howard Marks argues that the price you pay determines your future return. Explore his framework on why high valuations lead to low future returns, the pendulum metaphor, and how investors should navigate a sea change in market conditions.

Valuation·Mar 26, 2026

Duan Yongping's Investment Philosophy: Consumer-Oriented vs Business-Oriented Companies

Explore Duan Yongping's powerful framework for distinguishing consumer-oriented companies from business-oriented ones. Learn how the founder of OPPO and Vivo applies this principle to investments in Apple, Maotai, and NetEase, and how it connects to Warren Buffett's concept of consumer monopoly.

Valuation·Mar 25, 2026

Warren Buffett's Investment Strategy: The Complete Guide (2026)

Discover Warren Buffett's complete investment strategy broken down into 7 core principles. Learn how the Oracle of Omaha built the greatest track record in investing history through margin of safety, circle of competence, economic moats, and long-term compounding.

Market Psychology·Feb 22, 2026

5 Signs You Are Trading on Emotion, Not Strategy

Revenge trading, impulsive position sizing, and constant portfolio checking are symptoms of emotional trading. Learn five red flags that reveal your decisions are driven by feelings instead of a plan.

Market Psychology·Feb 22, 2026

The Psychology of Selling Too Early

Why do traders consistently exit winning positions too soon? The answer lies in loss aversion and the fear of giving back gains.

Market Psychology·Feb 22, 2026

How to Stay Rational When Markets Hit All-Time Highs

Markets at record highs trigger FOMO and fear simultaneously. Here's how disciplined investors navigate the tension between greed and caution.

Valuation·Feb 22, 2026

Why Cash Flow Matters More Than Earnings

Earnings can be manipulated. Cash flow cannot lie. Learn why Buffett's 'owner earnings' concept is the most reliable measure of business value.

Valuation·Feb 22, 2026

The Art of Knowing What You Don't Know

Charlie Munger believed avoiding stupidity is easier than seeking brilliance. The circle of competence is your most powerful investment framework.

Execution·Feb 22, 2026

Position Sizing: The Most Overlooked Skill in Investing

Most investors obsess over what to buy but ignore how much to buy. Position sizing determines whether a great idea becomes a portfolio-maker or a footnote.

Execution·Feb 22, 2026

How to Review Your Trades Without Emotion

The best investors learn from every trade. Building a systematic trade review process turns losses into lessons and wins into repeatable strategies.

Market Psychology·Feb 20, 2026

FOMO in Investing: How to Recognize and Overcome the Fear of Missing Out

That colleague who tripled their money, that stock you almost bought — FOMO drives more bad investment decisions than any earnings miss. Learn to identify your triggers and build a systematic defense.

Market Psychology·Feb 20, 2026

What Buffett-Style Investing Looks Like in a Volatile Market

A practical playbook for staying rational when headlines get noisy and prices swing hard.

Market Psychology·Feb 18, 2026

Why Most Traders Lose Money — and How the Top 10% Think Differently

Studies show 70-90% of retail traders lose money. The difference is not information or intelligence — it is process, discipline, and a fundamentally different relationship with outcomes.

Valuation·Feb 18, 2026

Margin of Safety in 2026: How to Apply It with Real Assumptions

How to turn a classic principle into a modern valuation workflow with explicit assumptions.

Market Psychology·Feb 16, 2026

How to Handle a Losing Streak Without Blowing Up Your Account

Three losses in a row and the urge to double down is overwhelming. Learn the pause protocol, position reduction framework, and thesis audit process that separates temporary drawdowns from terminal spirals.

Execution·Feb 16, 2026

How to Build an Investment Checklist You Will Actually Follow

Checklist design principles that prevent low-quality trades and reduce emotional mistakes.

Market Psychology·Feb 14, 2026

The Sunk Cost Trap: Why You Hold Losing Stocks Too Long

Down 40% and you think selling now would waste your loss. That is the sunk cost fallacy at work. Learn how loss aversion distorts your judgment and how to build pre-commitment rules for selling discipline.

Market Psychology·Feb 12, 2026

Confirmation Bias in Trading: How to Challenge Your Own Thesis

You buy a stock and suddenly only see bullish news. Every dip is a buying opportunity. That is confirmation bias systematically destroying your objectivity. Learn the red team method and pre-mortem technique.

Market Psychology·Feb 10, 2026

What to Do When a Stock Drops 20% After You Buy It

You bought at what seemed like a great price. Two weeks later it is down 20%. Panic, denial, and the urge to average down are fighting for control. Here is a decision framework that replaces emotion with process.

Valuation·Feb 8, 2026

A Beginner's Guide to Value Investing in 2026

A practical starting point for investors who want to buy businesses, not ticker symbols.

Valuation·Feb 6, 2026

How Warren Buffett Reads a Balance Sheet: Lessons for Everyday Investors

Buffett reads 500 pages a day — but he hunts for specific signals. Here is what to look for.

Valuation·Feb 4, 2026

PE Ratio Explained: Why It Is Not Enough to Pick Stocks

A low PE ratio does not always mean a bargain. Here is what else you need to check.

Valuation·Feb 2, 2026

How to Find Undervalued Stocks: A Step-by-Step Framework

10,000 stocks and 50 metrics on a screener. Here is a systematic way to narrow the field.

Valuation·Jan 31, 2026

Intrinsic Value vs Market Price: What Every Investor Must Know

Graham's Mr. Market parable explains why prices and value diverge — and how to profit from the gap.

Valuation·Jan 29, 2026

Dividend Investing: Building Passive Income With Discipline

A 12% yield sounds perfect — until the dividend gets cut. Here is how to invest in dividends wisely.

Valuation·Jan 27, 2026

Price Is What You Pay, Value Is What You Get: Applying Buffett's Most Famous Quote

Everyone quotes it. Few actually apply it. Here is how to turn Buffett's wisdom into a decision framework.

Execution·Jan 25, 2026

How to Build a Trading Journal That Actually Improves Your Results

Most trading journals collect dust after a week. Learn the specific framework that turns journaling into a genuine performance edge — tracking not just what you traded, but why and how well you followed your own rules.

Execution·Jan 23, 2026

The 10 Most Common Trading Mistakes and How to Avoid Them

From overtrading to ignoring position sizing, these ten mistakes silently erode returns for both beginners and experienced investors. Learn how to identify each one and build rules that prevent them.

Execution·Jan 21, 2026

Dollar Cost Averaging: The Simple Strategy That Beats Most Traders

Dollar cost averaging removes the impossible task of timing the market and replaces it with disciplined consistency. Learn the math, psychology, and practical implementation behind the strategy that quietly outperforms most active traders.

Execution·Jan 19, 2026

How to Create a Personal Investment Policy Statement

An Investment Policy Statement is the single most important document an investor can create — yet almost no retail investor has one. Learn what to include, how to write it, and why it will save you from your worst impulses.

Execution·Jan 17, 2026

Risk Management for Individual Investors: A Practical Guide

The difference between investors who survive bear markets and those who blow up is not stock-picking skill — it is risk management. Learn practical position sizing, stop-loss strategies, and portfolio protection techniques.

Execution·Jan 15, 2026

How AI Tools Are Changing the Way Investors Make Decisions

AI will not replace investors, but investors who use AI will outperform those who do not. Learn what AI can and cannot do for your investment process, how to use prompts effectively, and why human judgment remains essential.

Execution·Jan 13, 2026

How to Stick to Your Investment Plan During a Bear Market

Bear markets do not destroy portfolios — panic does. Learn the historical context, behavioral traps, and rule-based strategies that help disciplined investors not just survive but capitalize on market downturns.