Dominant Display in Carson

Diego Pacheco defeated Immanuwel Aleem by 11th-round technical knockout (TKO) on Saturday night, July 18, 2026, at the Dignity Health Sports Park in Carson, California. The TKO came with 23 seconds left in the 11th round.

The 25-year-old undefeated super middleweight contender put on a dominant, calculated performance under his new trainer, Hall of Famer Buddy McGirt. Pacheco controlled the entire bout behind a highly effective jab and heavy body shots before referee Ray Corona stepped in to halt the fight at the 2:33 mark of Round 11.

One-Sided Affair

Immanuwel Aleem showed his veteran grit, but it wasn't leading to winning rounds or even being competitive. Diego Pacheco won every round leading to the 11th-round TKO.

Aleem did land some good shots at times, but those occasional good shots didn't lead to any winning rounds. Pacheco used his reach and height advantage to utilize his jab that set up hooks and combined that with a body attack. By the 9th round, you could see the damage being done to Aleem and the stoppage was imminent. The stoppage in the 11th round came with a flurry of punches that stopped the fight.

Fight Summary

Pacheco systematically broke down the durable Aleem over the course of the night, coming close to a finish in Rounds 7 and 10. In the 11th round, a barrage of precise punches from Pacheco sent Aleem to the canvas. Though Aleem briefly got back up, another heavy combination prompted the referee to wave off the contest.

By The Numbers

According to the official DAZN Broadcast, Pacheco landed 123 of 314 jabs (39%) compared to Aleem’s 23 of 143. Pacheco also landed an impressive 50% of his power shots (143 of 288).

Titles and Rankings

With this emphatic victory, Pacheco successfully defended his WBC Silver and WBO International super middleweight titles. His record improved to 26-0 with 19 knockouts, while Aleem fell to 22-5-3.

According to Boxrec, Diego Pacheco is ranked #4, setting up a potential clash with Aleem's previous opponent, #9 Lester Marinez (20-0-1, 16 KOs).