On October 30, 2010, a 32-year-old Luis Alberto Pérez (26-4, 17 KOs) and A. J. Banal met in the ring.
Pérez came in to the fight on a 1-fight win streak with a 56% KO rate, and was fighting after a gap of 5 months and 1 day.
Luis Alberto Pérez lost to A. J. Banal via disqualification in the 10-round fight, and adds an loss to his record at 26-5.
On October 17, 2009, a 31-year-old Luis Alberto Pérez (25-3, 16 KOs) and Sergio Gomez met in the ring.
Pérez came in to the fight on a 2-fight losing streak with a 57% KO rate, and was fighting after a gap of 1 year and 29 days.
Luis Alberto Pérez lost to Sergio Gomez via TKO in the 4th round, and adds an loss to his record at 25-4.
On September 18, 2008, a 30-year-old Luis Alberto Pérez (25-2, 16 KOs) and Ricardo Cordoba met in the ring in a super-bantamweight bout.
Pérez came in to the fight on a 1-fight losing streak with a 59% KO rate, and was fighting after a gap of 11 months and 20 days.
Luis Alberto Pérez lost to Ricardo Cordoba via unanimous decision in the 12-round super-bantamweight fight, and adds an loss to his record at 25-3.
On September 29, 2007, the 29-year-old IBF bantamweight world champion, Luis Alberto Pérez (25-1, 16 KOs), faced a 27-year-old Ghanaian boxer Joseph Agbeko (24-1, 21 KOs), in a title defense fight.
Pérez came in to the fight on a 10-fight win streak with a 61% KO rate, and was fighting after a gap of 2 months and 22 days. Agbeko was on a 3-fight win streak with a 84% KO rate, and fighting after a layoff of 1 month and 20 days.
The champion refused to continue the fight in the 7th round, and Joseph Agbeko is crowned the new IBF bantamweight world champion — in his first world-title fight. Agbeko improves his record to 25-1 (22 KOs), while Pérez adds a loss to his record at 25-2.
On September 7, 2000, a 22-year-old Luis Alberto Pérez (15-0, 12 KOs) and Vernie Torres met in the ring in a super-flyweight bout.
Pérez came in to the fight on a 15-fight win streak with a 80% KO rate, and was fighting after a gap of 5 months and 27 days.
Luis Alberto Pérez lost to Vernie Torres via unanimous decision in the 12-round super-flyweight fight, and adds an loss to his record at 15-1.