Equity Research interview preparation
Sell side and buy side. Every question is either traced to a named firm from a public candidate report, or tagged at desk level when we could not trace it. Answers lead with the point, then the mechanism, then the limitation.
100 questions, mapped to the firms that asked them
- Questions
- 100
- Traced to a firm
- 72
- Firms
- 45
- Updated
- September 2026
048What is a value trap and how do you avoid one?Asset management
Say this
A stock that is statistically cheap and keeps getting cheaper because the business is deteriorating faster than the price. The multiple is low for a reason, and the reason is usually visible if you look at returns on capital rather than the P/E.
Then walk it
- The mechanism: earnings fall faster than the price, so the multiple never actually contracts and the investor is permanently early.
- The warning signs: declining returns on invested capital, structurally falling market share, a terminal-demand story, and earnings quality deteriorating while reported profit holds up.
- The classic setups are companies facing technological substitution, businesses with a single customer or channel under pressure, and cyclicals where the market is pricing normalisation that is not coming.
- How to avoid it: insist that the cheapness has a catalyst and a mechanism for resolution. Cheap plus a reason for the gap to close is an investment; cheap alone is a hope.
- And test the earnings base before the multiple. A 6 times P/E on peak earnings is 15 times on normalised earnings. Most value traps in cyclicals are just this arithmetic error.
- The behavioural safeguard: write down in advance what you would need to see within 12 months. If you cannot name it, you are not investing in a discount, you are holding a declining asset.
Where candidates lose it
Defining it and stopping. The examinable content is the diagnostic, which is deteriorating returns on capital plus no catalyst, and the cyclical version where the earnings base is wrong rather than the multiple.
Expect next
- Give me an example you have seen.
- How do you distinguish it from a genuinely mispriced stock?
- What catalyst would you require?
Firm tags come from public, anonymous candidate reports on Wall Street Oasis: strong signal, not sworn testimony. Firms are named as the places a question was reported, not as partners of Fin Maverick. Answers are written for this page to show how to think out loud; they are not scripts to recite.

