[1] Newby played his junior and senior years of high school prep basketball under head coach Rob Fulford at Mountain State Academy in Beckley, West Virginia.

In Newby's final season, he averaged 10 points, 7 assists, 3 rebounds, and 2 steals, leading the Falcons to a 22–4 record in 2010.

[3] He took part in the West Virginia State Scott Brown Memorial Classic All-Star Game and was ranked by ESPN as a two-star recruit and the 103rd best point guard of the Class of 2010.

After his sophomore year with the Colonels, he transferred to Gannon University in Erie, Pennsylvania and began playing at the Division II level.

[9] In his debut with the Power, Newby scored a team-high 27 points, grabbed four rebounds and registered two assists, going 8-of-11 from the field and logging 36 minutes.

Mississauga vice president of basketball operations John Wiggins said of his performance: "What's great about it is it's unbridled, he's just going out there and playing.

He won the league's slam dunk contest in late June and gained attention from his alma mater Gannon and the NBL Canada.