Oneok

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.

When a company restructures its segment reporting, it's rarely cosmetic. Here's a framework for spotting what's being buried — and what to do about it.

Trimming a winner is harder than buying one. Here's how to separate thesis decay, valuation stretch, and position-size risk — and act on the right one.

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.

A non-accountant's walkthrough of the cash flow statement — what each line means, which ones lie, and how to spot earnings quality issues fast.

A practical framework for placing semiconductors in the cycle using three signals — book-to-bill, lead times, and distributor inventory — and what each really tells you.