Step 1: Understand the market types.
- The primary market is where new securities are issued for the first time. Companies raise capital through Initial Public Offerings (IPOs) in the primary market.
- The secondary market is where securities are traded after being issued in the primary market.
Step 2: Apply to the options.
Newly issued shares are dealt with in the primary market. Secondary market transactions occur after the shares are listed.
Final Answer:
\[
\boxed{\text{Primary market}}
\]