CSKA Sofia in 2018 On 19 August 2015, Antov made his first team debut in a
Bulgarian Cup match against
Sofia 2010, becoming CSKA's youngest ever debutant at the age of 14 years, 9 months and 10 days, while also becoming the youngest ever
captain for the club after taking the captain's armband for the last 25 minutes of the match. Antov made his
First League debut on 14 April 2018, in a league match against
Vereya. He began to establish himself in the CSKA first team during the
2018–19 season, playing 26 matches in all competitions. On 12 July 2018, Antov made his debut in the
Europa League playing 90 minutes in the first match of the
first qualifying round against Latvian club
Riga.
Italy On 1 February 2021, Antov was loaned to
Serie A club
Bologna until the end of the season with an option for a permanent transfer.
Monza On 27 August 2021, Antov was sent on a one-year loan to
Serie B side
Monza, with a conditional obligation for purchase. He made his league debut the same year on 21 September, starting in a 2–1 loss to
Pisa. Following Monza's Serie A promotion on 29 May 2022, Antov's obligation for purchase clause was triggered.
Loan to Cremonese On 31 August 2023, Antov joined
Cremonese on loan. After having played 35 games in the
2023–24 Serie B season, Antov's loan was renewed for a further season on 13 July 2024. ==International career==