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Not all insider buys are signal. Here's how to separate informed open-market purchases from option exercises, 10b5-1 noise, and reflexive CEO PR buys.

Restructuring charges are supposed to be non-recurring. When they recur year after year, they stop being noise and start telling you something important about the business.

Staples and utilities get the 'defensive' label, but the historical record is messier. Here's how each so-called defensive sector actually behaved in past recessions.

The classic S&P 500 index-inclusion pop has faded, but a smaller, structural edge remains. Here's how to identify the setups where it still pays.

When the IPO quiet period ends, analyst ratings flood in on the same day. Here's why they cluster, what they actually mean, and how to read them critically.

Beyond Buffett, a handful of CEOs use the annual letter to reveal how they actually think. Here's a framework for reading them as a forward signal — not PR.