How he joined the club: First round selection (No. 9 overall) out of Stanford by the Earthquakes in the 2014 MLS SuperDraft. He signed with the club on Feb. 19, 2014.
2015: MLS: Appeared in 17 matches, making seven starts ... Played all 90 minutes at Seattle Sounders FC on March 14, vs. the Chicago Fire on March 22 and vs. Vancouver Whitecaps FC on Oct. 3 … U.S. Open Cup: Started and played 120 minutes vs. Sacramento Republic FC on June 16 … Started and played 90 minutes vs. the LA Galay on July 1 … ICC: Entered as a substitute at halftime and played 45 minutes vs. Club America on July 14 … Entered as a substitute at halftime and played 45 minutes vs. Manchester United on July 21.
2014: Finished his first MLS season with nine starts in 22 appearances … Became the 10th player in club history to make 20 or more appearances during his rookie season … CCL: Came on in the 73rd minute against Deportivo Toluca FC at Buck Shaw Stadium on March 11 … Started and played 120 minutes against Deportivo Toluca at Nemesio Diez Stadium on March 19 … Open Cup: Started and played 67 minutes against Sacramento Republic FC at Kezar Stadium on June 11 … Played 120 minutes against Seattle Sounders FC at Starfire Sports Complex on June 24 … Sacramento Republic FC (Loan): Scored two goals in two appearances for Republic FC.
College (Stanford): Earned a starting role as a freshman and appearing in 74 games during his career ... Earned All-Pac 12 honors as both a junior and a senior, including a spot on the All-Pac-12 First Team in 2013 ... Scored six goals and posted four assists during his career ... As a senior, helped Stanford reach the third round of the NCAA Tournament, defeating Loyola Marymount and Cal State Northridge along the way.
High School/Club: Played for Real So Cal in club soccer ... Helped Real SoCal to the Far West Regional title and the national final in 2008 ... Earned Premier League titles in 2009 and 2010 and a Southern California Academy League title in 2010 ... Named the No. 72 high school player in the nation and No. 15 in Southern California by TopDrawerSoccer.com in 2010 ... Played two years of high school soccer at Oaks Christian ... Named first team all CIF as a sophomore and second team all-Tri-Valley League as a freshman ... Led Oaks Christian to the CIF Southern Section title in 2007 and the Tri-Valley League title in 2007.
Personal: Born May 19, 1992 in Westlake Village, Calif. to Jeff and Lisa Koval ... Grandfather, Gordon Gravelle played offensive tackle for the Pittsburgh Steelers winning two Super Bowls (IX and X) ... Father rowed varsity crew at Loyola Marymount and also played rugby ... Made a cameo as a player for the Gladiators in Will Ferrell's 2005 hit movie Kicking & Screaming.