CFA Level I Exam · Fixed-Income Issuance and Trading

Primary Market Bond Issuance Mechanisms for CFA Level I

Updated 7 October 2026 · Fact-checked

The primary market is where issuers sell new bonds to investors for the first time. Public offerings can be underwritten (dealer buys the whole issue), best-efforts (dealer only tries to sell) or auctions. Shelf registration lets an issuer sell in tranches later. Private placements skip public registration and go to selected investors.

Understand Primary Market: Bond Issuance Mechanisms

The primary market is where a bond is sold for the first time and the issuer receives the cash. Everything after that, investor to investor, happens in the secondary market. Only primary market sales provide proceeds directly to the issuer.

In a public offering, the bonds are registered with the securities regulator and sold to the general investing public. Most corporate issuers use an investment bank, called the underwriter, to run this process. There are three main forms.

Underwritten offering (firm commitment): the investment bank buys the entire issue from the issuer at an agreed price and resells it to investors. The bank takes the risk that it cannot resell at that price. The issuer gets certain proceeds. The bank earns the spread between its purchase price and resale price. A group of banks (a syndicate) often shares the risk.
Best-efforts offering: the investment bank acts as a broker. It tries to sell the bonds but does not guarantee the amount sold or the price. The issuer keeps the risk of an unsold issue.
Auction: bonds are sold by bidding. Auctions are common for government bonds. Bids can be competitive (investor states a yield or price) or non-competitive (investor accepts whatever the auction result is). In a single-price (Dutch) auction, all successful bidders receive the same price, the clearing price. In a multiple-price auction, successful bidders pay their own bid prices. Check which format the question states.

Shelf registration lets an issuer register a programme once with the regulator and then sell bonds in portions over time, as needs and market conditions suggest, without a new full registration each time. It gives the issuer flexibility in timing and size. The issuer can react quickly when rates are attractive.

A private placement is a sale directly to a small number of qualified investors, such as institutions, without full public registration. It is faster and cheaper, with fewer disclosure requirements. The trade-off is that the bonds are usually less liquid, because resale is restricted. Private placements are often negotiated directly between issuer and investors, and terms can be tailored.

Key formulas to remember

Underwritten offering risk: Underwritten: issuer gets fixed proceeds; dealer bears unsold-bond risk; Also called firm commitment. The dealer earns the spread between purchase price and resale price.
Best-efforts offering risk: Best-efforts: dealer acts as agent; issuer bears unsold-bond risk; No guarantee of amount sold or proceeds.
Underwriter spread: Underwriting spread = resale (offer) price − price paid to issuer; Per bond, then multiply by the number of bonds for total gross spread.
Shelf registration: Register once, issue in tranches over time; Gives timing flexibility. Not a separate way of pricing, only a registration approach.
Private placement: No public registration, limited investors, less liquidity; Faster and cheaper, but resale is restricted.

How to solve Primary Market: Bond Issuance Mechanisms questions

Most questions ask you to identify the mechanism or say who bears risk. Use this routine.

1Read the stem and find who sells: a corporate, a government or another issuer.
2Look for the key clue: dealer buys all the bonds (underwritten), dealer only tries to sell (best-efforts), bidding (auction), register once and sell later (shelf), or small group of investors without public registration (private placement).
3Decide who bears the risk of unsold bonds: dealer in underwritten, issuer in best-efforts.
4For auctions, note whether bids are competitive or non-competitive and whether the format is single-price or multiple-price.
5For calculations, compute proceeds as number of bonds × price paid to the issuer, and spread as offer price minus issuer price.
6Eliminate the two options that contradict the clue, then pick the remaining one.

Quickest way: Clue-word matching

When to use it: For definition and comparison questions where you have about 90 seconds.

Underline the clue: 'purchases the entire issue', 'reasonable efforts', 'bids', 'registered once', 'qualified investors'.
Match the clue to the mechanism: purchase = underwritten, efforts = best-efforts, bids = auction, once and later = shelf, qualified investors = private placement.
Check the risk holder and discard options that reverse it.
Choose the option that matches and move on.

Common mistakes in Primary Market: Bond Issuance Mechanisms

Saying the issuer bears unsold-bond risk in an underwritten offering.
Students confuse underwritten with best-efforts.
Fix: Underwritten means the dealer buys the whole issue, so the dealer bears the risk. Best-efforts leaves it with the issuer.
Treating shelf registration as a type of selling method like auction.
It appears in the same list as the offering types.
Fix: Shelf registration is a registration approach. It allows later sales in tranches, which may themselves be underwritten or sold otherwise.
Assuming private placements are fully liquid.
Students focus on speed and low cost.
Fix: Private placements usually restrict resale, so liquidity is lower. Investors often want extra yield for it.
Mixing up competitive and non-competitive bids in auctions.
Both words sound alike.
Fix: A competitive bid states a price or yield and may not be filled. A non-competitive bid accepts the auction result and is normally filled.
Thinking primary market trades happen between investors.
Students blur primary and secondary markets.
Fix: In the primary market the issuer sells and receives the cash. Investor-to-investor trades are secondary.

Worked examples

Example 1

An investment bank agrees to buy an entire issue of 2,000,000 bonds at 98.50 per 100 par from a corporate issuer and resells them to investors at 99.20 per 100 par. Par value per bond is 100. Assuming all are resold, what is the bank's gross spread? A. 1,400,000 B. 1,540,000 C. 14,000,000

Show the solution

Price paid to the issuer per bond = 98.50. Resale price per bond = 99.20.
Spread per bond = 99.20 − 98.50 = 0.70.
Gross spread = 2,000,000 × 0.70 = 1,400,000.
Option A matches. Option C is ten times too large, and option B does not come from these prices.

Answer: A. The bank's gross spread is 1,400,000.

Example 2

A company wants certainty about the cash it will raise and is willing to pay for it. Which offering type best fits, and who bears the risk of unsold bonds? A. Best-efforts, the issuer B. Underwritten, the dealer C. Shelf registration, the dealer

Show the solution

Certainty of proceeds means the issuer wants the dealer to commit to buying the issue.
That is an underwritten (firm commitment) offering.
In it, the dealer buys the bonds and bears the resale risk.
Option A gives no certainty of proceeds. Option C names shelf registration, which is a registration approach and does not by itself commit a dealer to buy the bonds.

Answer: B. Underwritten, with the dealer bearing the risk of unsold bonds.

Exam tips

Expect standalone three-option questions that test one clue: who bears the unsold risk, or what shelf registration allows.
Remove options that reverse the risk holder. This usually eliminates two choices fast.
If a calculation appears, it is simple multiplication. Use the price paid to the issuer for proceeds and the price difference for the spread.
Remember that governments commonly use auctions, and corporate issuers commonly use underwritten offerings.
Do not assume a detail such as single-price or multiple-price unless the stem states it.

Practice questions from Fixed-Income Issuance and Trading

Primary Market: Bond Issuance Mechanisms: frequently asked questions

What is the difference between underwritten and best-efforts offerings?

In an underwritten offering, the dealer buys the whole issue and bears the risk of not reselling it. In a best-efforts offering, the dealer only tries to sell the bonds as an agent, and the issuer bears the risk of unsold bonds.

What is shelf registration in bonds?

The issuer registers a programme once with the regulator, then sells bonds in portions over time. This gives flexibility on timing and amount without repeating the full registration each time.

How are government bonds issued through auction?

Investors submit bids, and the government allocates bonds based on those bids. Competitive bids state a price or yield, while non-competitive bids accept the result. Formats can be single-price or multiple-price.

How does a private placement differ from a public offering?

A private placement sells to a small group of qualified investors without full public registration. It is faster and cheaper, but the bonds are usually less liquid because resale is restricted.