2007 (Junior): Holbrook had another outstanding year for the Aggies at quarterback, starting 12 of the 13 games. On the season, Holbrook passed for 3,866 yards, 26 touchdowns and averaged 322.2 yards a game through the air. He also finished the season completing 70.2 percent of his passes. Holbrook finished fifth in the nation in passing yards per game (322), eighth in total passing yards (3,866), second in pass completions per game (31.75) and fourth in pass completion percentage (70.2). Holbrook started the season with a four touchdown performance against Southeastern Louisiana (8/30). He then followed that performance with a two 400-yard plus games against New Mexico (9/8) and UTEP (9/15). Versus New Mexico, Holbrook threw for a season-high 473 yards and four touchdowns, while throwing for season-highs with 47 completions and 63 pass attempts. Against UTEP he tallied 434 yards in the air and three touchdowns. On the season, Holbrook recorded four games with over 400-yards passing. Versus Auburn (9/22), Holbrook threw for 254 yards and three touchdowns, putting him over 6,000 yards passing for his career. Against Arkansas-Pine Bluff (9/29) Holbrook broke the Aggies’ all-time mark for pass completions, going 31-of-42 and one touchdown. Against Boise State (10/7) Holbrook suffered an injury in the first quarter that forced him to the sidelines for the remainder of the game and against Louisiana Tech (10/13). In his return to the starting line-up against Idaho (10/20) Holbrook threw for 404 yards on 36-of-49 and three touchdowns. Versus Hawai’i he threw for 328 yards and one touchdown on 37-of-52 passing, tying the school record for most 200-yard passing games in a career with 19. Against Nevada (11/2) in front of a national audience, Holbrook broke the school record for touchdown passes in a career with four against the Wolf Pack. His 404 yards passing on 35-of-49 was his fourth 400-yard passing game of the season. Holbrook followed that performance with 318 yards through the air against San Jose State (11/10), breaking the school record for passing yards in a career, a record that stood for 12 years. Versus Utah State (11/17) Holbrook broke his third school record in as many weeks, snapping the school record for pass attempts in a career. Against Utah State he passed for 367 yards on 42-of-58 passing and a touchdown. Holbrook finished off the year with a 323-yard passing performance against Fresno State (11/30), breaking his eighth school record of the season, becoming the Aggies’ all-time leader in total offense. Holbrook finished second in the WAC in passing yards per game and total offense.
2006 (Sophomore): Holbrook burst onto the national scene in 2006, leading his team as the Aggies starting quarterback in all 12 games. On the season Holbrook finished the year with 4,619 yards passing and 4,541 yards of total offense, both NCAA records for a sophomore and school records for a single-season. He ranked second in the nation in total offense per game 378.4, while leading the Aggie offense to a number two ranking in the nation in passing offense per game with 399.3 yards, third in total offense with 475.1 yards per game, 12th in passing efficiency (155.06) and 15th in the country in scoring offense with 31.1 points per game. Holbrook broke school records for most attempts in a single-season (566), attempts a single-game (73) versus UTEP (9/30), completions in a single-season (396), completions in a single-game (50) against #15 Boise State (10/15), yardage in a singe-season (4,619), most consecutive completions (16) versus #15 Boise State, touchdown passes in a season (34), 300-yard passing games in a single-season (10), 200-yard passing games in a single-season (12), consecutive 300-yard passing games for a career and season (7), consecutive games with a touchdown pass (12), completion percentage in a single-season (.700), passing yards per game in a single-season (384.9), passing efficiency in a single-season (155.06) and touchdowns responsible for in a single-season (38). He also recorded the longest touchdown pass completion and pass completion in school history on a 96-yard touchdown pass to Chris Williams against Idaho (10/7), the most plays in a single-game (80) versus UTEP (9/30), the most plays in a season (589) and the most points responsible for (228). In his collegiate debut, Holbrook threw for 381 yards and two touchdowns against Southeastern Louisiana (8/31). Against UTEP (9/30), Holbrook broke the school record for attempts in a game with 73, while recording his first 500-yard passing game with 506 yards. The 506 passing yards is fifth all-time on the Aggies’ most passing yards in a game list. Versus #15 Boise State (10/15) he recorded his second 500-yard game with 529 and two touchdowns, ranking third all-time for passing yards in a single-game. He threw his third 500-yard game of the season in the final game against Louisiana Tech (12/2) with 514 yards passing, good for fourth all-time. Against New Mexico (9/9), UTEP (9/3) and Utah State (11/25) Holbrook recorded a career-high four touchdowns, breaking the single-season record for touchdowns throw against Utah State on a one-yard pass to A.J. Harris. Over the last four games of the season, Holbrook threw no interceptions in 175 pass attempts. At seasons end he had thrown 179 straight passes without an interception.
2005 (Redshirt Freshman): Holbrook red shirted during his first season with the Aggies, because of NCAA transfer rules.
Southeastern Louisiana: Chase spent last season as a backup quarterback at Southeastern Louisiana with coach Mumme. He played in 10 games throwing for 75 yards on 7-of-9 passing.
High School: A second team All-District selection as a senior and was named team MVP of L.D. Bell H.S., after winning the school’s Fighting Heart Award. Holbrook passed for 547 yards and two TDs in his senior season in guiding Bell to a 5-5 record, while rushing 73 times for 314 yards including five TDs. As a junior, Holbrook passed for 668 yards . His most productive game through the air came in a 29-26 loss to Colleyville Heritage throwing for 212 yards and a score. Chase also rushed for 94 yards on 13 carries in a 40-6 win over Boswell. As a junior, Holbrook led team to its first winning record since 1997 and a playoff appearance. He chose the Lions over TCU, Tulsa, Missouri and Stephen F. Austin.
Personal: Holbrook was born in Lubbock, Texas, and is the son of David and Charlotte Holbrook. He is undecided on his major.