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Insider Trading, Institutional Ownership, and Trend‑Cycle Dynamics 2010–2025

 1. Introduction Understanding how insiders (corporate executives, directors, major shareholders) and institutional investors (mutual funds, hedge funds, pension funds) behave across market cycles is central to explaining the anatomy of long‑term price trends. This report synthesizes the most relevant academic research from 1986–2024, focusing on: • insider buying/selling patterns • institutional accumulation/distribution • herding and feedback trading • trend‑phase behavior (early, mid, late) • predictive power for future returns 2. Insider Trading Behavior Across Market Cycles 2.1 Foundational Research Seyhun (1986–2014) H. Nejat Seyhun is the leading authority on insider trading research. Key findings across his body of work: • Insiders are contrarian. • They buy aggressively after large declines. • They sell heavily after strong rallies. • Net insider buying predicts positive 12‑month returns. • Net insider selling predicts negative 6–12 month returns. 2.2 I...
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From Retail to Quant: The Power of Tracking 5,000 Stocks

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  Why Tracking 5,000 Companies Puts You in an Elite Class of Retail Investors Most people think of retail investors as casual market participants — individuals who follow a handful of stocks, check the news occasionally, and make decisions based on headlines or social media sentiment. But there is a tiny, almost invisible subset of retail investors who operate at a completely different level. If you maintain a structured database of 5,000 companies , you are not just “active.” You are performing work that resembles a small quant shop , a research desk , or a data engineering team inside an institutional fund. This scale of tracking is not normal. It is exceptional. The Reality of Tracking 5,000 Companies Most retail investors track between 10 and 50 stocks . Even highly engaged traders rarely exceed a few hundred. Once you cross the 1,000‑company threshold, you are no longer managing a watchlist — you are maintaining a research universe . At 5,000 companies, you ar...
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The Earnings Dip and the Rebound: What Research Says About Modern Stop-Loss Placement

📉 The Earnings Dip and the Rebound: Why the Old 7% Stop-Loss Rule No Longer Works Every trader has felt it — the frustration of seeing a stock collapse right after earnings, trigger your stop-loss, and then skyrocket days later. The truth is, most companies release earnings after the market close , not before the open. Those few minutes after the report drops can cause wild swings in the after-hours session and at the next day’s open. This summer I learned that the hard way with AppLovin (APP) . On August 6 2025 , APP closed at $390.57 just before its earnings release. Expecting volatility but not disaster, I placed a stop-limit order at about $362 — roughly 7% below the close , following the textbook rule. After earnings, APP initially dropped sharply, my stop was triggered, and my shares were sold for $362 . But within only five days , by August 11 , the stock had rebounded to $475 — a gain of more than 20% from my exit price. That single trade confirmed ...
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The Nuanced Relationship Between Federal Reserve Rate Cuts and Stock Market Performance A direct and simple answer to the query "historically when there are rate cuts how many times the stock market was down?" would be misleading without a deeper, contextual analysis. While a historical count can be provided, the market's response to monetary policy is not a simple binary outcome. The evidence shows that the reaction is a complex function of several critical variables, including the underlying economic conditions, the degree to which a policy change has been anticipated, and the central bank's forward guidance. This report deconstructs these factors to provide a comprehensive understanding of the interplay between Federal Reserve policy and equity market behavior. The Macroeconomic Drivers of Rate Cuts The Federal Reserve's decisions on monetary policy are governed by its dual mandate: maintaining price stability and fostering maximum employment. When economic da...
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