Research Guides

Understand what you are buying.

Plain-English guides to SEC filings, dilution and promotion risk, and how underfollowed micro-cap companies actually work. Risk research, without the hype.

Filing Mechanics

DTC Chills and Global Locks Explained: Why Your Shares Will Not Transfer

The difference between a chill and a global lock, how to establish which one applies, and who can actually lift it.

Form 211 Explained: How a Stock Gets Its Quote Back, and Who Has to File It

Becoming current does not restore quotation automatically. What FINRA requires, who must sponsor it, and why it rarely h

How to Read an SEC 8-K Filing: A Microcap Investor’s Guide

A plain-English walk through the 8-K: what triggers one, the Item numbers that matter most, and how to spot a material e

OTC Pink, OTCQB, and OTCQX Explained: What Each Tier Signals

The three OTC tiers, what reporting each requires, and what a company’s tier tells you about disclosure quality and risk

Reading the First Three Pages of a 10-K: What Really Matters

Cover-page facts, the risk-factors language, and the going-concern flags most retail investors skip on the way to the fi

The Company Reverse Split and Cashed Me Out: Odd-Lot Squeeze-Outs Explained

How a reverse split can eliminate small holders for cash, what Rule 13e-3 requires when it does, and what to check in th

What an S-3 Shelf Registration Means for Existing Shareholders

When a shelf actually leads to dilution, how to read the selling-stockholders section, and why an effective S-3 is a sta

Why Your Broker Will Not Let You Sell an OTC Stock: Six Causes and How to Tell Which One Applies to You

Six separate things can freeze an OTC sell order, they look identical inside a brokerage account, and only one of them i

Your Company Filed a Form 15 and Went Dark: What Happens to Your Shares

Deregistration suspends SEC reporting but does not cancel your shares. What a Form 15 changes, what it does not, and how

Your Shares Have a Restricted Legend: Rule 144 Holding Periods and Removal

Six months or twelve, why shell history under Rule 144(i) can block removal entirely, and what the transfer agent will r

Your Stock Moved to the Expert Market: What Rule 15c2-11 Changed

Why quotes disappeared when the company stopped filing, what the Expert Market permits, and the one question worth askin

Risk Signals

Custodianship Shells: What Happens to Your Old Shares When a Stranger Revives a Dead Company

Court-appointed custodians, massive new issuance, and why a revived ticker rarely helps the shareholders who were alread

Dilution Risk in Microcaps: Seven Signals You Can Verify From SEC Filings

Convertible notes, warrants, ATM offerings, recent S-3s, and share-count growth: seven dilution signals you can confirm

Going Concern Warnings: What They Mean and What to Look For Next

Where going-concern language appears in filings, what it actually means, and the events that tend to follow it.

NT 10-K and NT 10-Q: What a Late Filing Notification Predicts

The Form NT is an early warning you can read yourself. What usually follows one, on what timeline, and when it precedes

Promotion Risk: How to Spot a Coordinated Stock-Promotion Campaign

Press cadence patterns, IR-firm churn, paid-newsletter timing, and the filing fingerprints that separate real news from

Reverse Stock Splits: When They Help and When They Signal Trouble

The exchange-compliance use case versus the death-spiral pattern, and how to tell which one you are looking at.

The Company Filed Chapter 11 and My Shares Still Trade: When Equity Gets Cancelled

Why a bankrupt company can keep a quote, where equity sits in the waterfall, and the filing that tells you if anything i

Toxic Convertible Notes Explained: Floating-Rate, Discount-to-Market, and the Warning Signs

How floating-rate, discount-to-market convertibles work, why they can spiral, and the filing language that flags them.

Investor Education

Reverse Mergers in 2026: What Is Legitimate, What Is a Red Flag, and How to Tell

The Wyoming holding-company structure, asset-acquisition pathways, and the pump-cycle warning signs around reverse merge

Underfollowed vs. Uncovered: Where Real Microcap Value Hides

The difference between a name no analyst covers and a name nobody should, and why most retail investors confuse the two.

Why Most OTC Research Is Wrong: A Critical Reader’s Guide

Promotional research, pay-for-coverage practices, and a practical checklist for deciding what to trust.

Editorial standards  ·  About the editor
PubCo Insight

See the dilution and promotion flags before you see the pitch.

Each week: the micro and small-caps now showing dilution or paid-promotion signals, with the SEC filing behind every flag. No recommendations, no price targets.

Every flag links to its EDGAR filing so you can check it yourself. Sponsored coverage disclosed under SEC 17(b). One-click unsubscribe.