A path of 5 short lessons · 15 min in all

Clues in the filings

Big customers, insider trades, short sellers, fund holdings and a distress score: what each one can and cannot tell you.

Open the drawn lessons
  1. When one customer is the businessWhy companies must name a share of sales above 10%, and what that tells you.3 min
  2. When insiders buyExecutives must report their own trades within two days. The buys say more than the sells.3 min
  3. The bet againstShort interest shows how many shares are sold short. Big numbers cut both ways.3 min
  4. Who else owns itBig funds must show their US stock holdings every quarter on Form 13F. Late, and with gaps.3 min
  5. Distress in one numberThe Altman Z-score: five ratios from the balance sheet that warn of trouble with debt.3 min

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