All Courses are free for limited time.
NISM Professor

Illiquidity risk premium

Also written Illiquidity premium · Liquidity risk premium

The extra return investors demand for holding an unlisted or thinly traded investment, to compensate for not being able to buy or sell it quickly at a fair, continuously-updated price.

In plain language

Money tied up somewhere you cannot easily get it out of is worth less to you than the same money in something you can sell this afternoon. That gap is the illiquidity risk premium.

The workbook draws the line at listed versus unlisted. Listed investments trade on a stock exchange — the public market — where continuous trading gives continuous pricing. Unlisted investments are the private market: pricing happens only at intervals, or when someone actually needs to buy or sell. Because getting in or out of an unlisted holding takes longer and is less certain, investors in that space want to be paid extra for the inconvenience.

How it works

The workbook's own words: "Since these investments do not trade in stock exchange, they are relatively less liquid in comparison to listed investments. Hence, investors in unlisted securities may demand extra compensation called 'illiquidity risk premium'."

The workbook does not attach a percentage to this premium — it is a market-determined number, not a fixed rate — so the following figures are illustrative only, not workbook data. Suppose a listed mid-cap company and a comparable unlisted private company both carry similar operating risk, and the listed stock is priced by the market to deliver an expected 14% p.a. return. An investor asked to hold the unlisted company's shares instead — where an exit may take months and a buyer has to be found privately — might reasonably demand 18% p.a., a 4 percentage point illiquidity risk premium over the listed comparable, before agreeing to invest.

A worked example

Illustrative figures. A portfolio manager is offered two similar-risk opportunities for a client's Rs 50 lakh allocation to mid-market industrials: a listed company priced to yield an expected 14% annual return, and an unlisted company of comparable quality offered at a valuation implying an expected 18% return.

The 4-percentage-point gap is not free money — it is compensation for the fact that the unlisted position, once bought, may take six months or more to exit, requires a privately negotiated buyer, and cannot be priced daily the way the listed stock can. A client whose own liquidity needs are uncertain — someone who might need the Rs 50 lakh back within a year — should not be moved into the unlisted position purely because its expected return is higher; the illiquidity risk premium exists precisely because that higher return comes with a cost the client would bear if their circumstances changed.

Why NISM asks about it

Chapter 1 (Investment Landscape), Box 1.2 on listed versus unlisted investments, introduces the term directly after explaining that private-market pricing is not continuous. Expect a definitional recall question — why do investors in unlisted securities demand extra compensation — with the answer turning on liquidity, not on credit or business risk.

Common exam traps

  • Illiquidity risk premium is about the difficulty of exiting a position, not about the underlying business being riskier — two companies of similar business risk can still carry different premia purely because one is listed and the other is not.
  • The workbook gives no fixed percentage for this premium; any number attached to it in an exam scenario is illustrative unless the question states it.
  • Do not confuse this with a credit risk premium or a market risk premium — those compensate for default risk and systematic risk respectively; illiquidity risk premium compensates specifically for the cost and delay of converting the investment to cash.

Where this is taught

Free preparation for NISM Series XXI-B

Related terms

← All terms
Something look wrong? Report it