• Drafted eighth overall in the 2015 NHL Draft by the Columbus Blue Jackets
• NHL All-Star Game participant (2021-22)
• Led NHL defensemen with 20 goals in 2019-20

2025 IIHF Men's World Championship - Stockholm, Sweden & Herning, Denmark

2025 4 Nations Face-Off - Montreal, Quebec & Boston, Mass. (2nd Place)

• Led the tournament in assists and points (6)
• Tied for team lead in plus/minus (+3)

2024 IIHF Men's World Championship - Ostrava/Prague, Czechia (5th Place)

2019 IIHF Men’s World Championship - Bratislava & Kosice, Slovakia (Seventh Place)

• Played in two games

2016 IIHF World Junior Championship - Helsinki, Finland (Bronze Medal)

• ​Served as Team USA captain
• ​Led all tournament defensemen in points (2-7--9)
• Led all skaters in plus-minus with +10
• Named Best Defenseman of the Tournament, as selected by the Directorate
• Named to the Media All-Star Team
• Named one of Team USA's three best players, as chosen by coaches
• Named the U.S. Player of the Game in Team USA's 1-0 preliminary-round loss to Sweden

2015 IIHF World Junior Championship – Montreal & Toronto Canada (5th Place)

• Tallied one goal and an assist in five games

2014 Under-17 Five Nations Tournament - Sundsvall, Sweden (1st Place)

• Tallied five points (2-3) in four games

2014 World Under-17 Hockey Challenge - Sydney, Nova Scotia (1st Place)

• Tallied one assist in six games

2024-25 | Columbus Blue Jackets (NHL)

• Recorded 82 points (23g, 59a) in 81 games
• Finished regular season second in scoring by defensemen

2023-24 | Columbus Blue Jackets (NHL)

• Appeared in 70 games
• Tallied 11 goals and 46 assists for 57 points

2022-23 | Columbus Blue Jackets (NHL)

• Appeared in 13 games
• Tallied three goals and five assists for eight points

2021-22 | Columbus Blue Jackets (NHL)

• Appeared in 68 games
• Tallied 11 goals and 37 assists for 48 points

2020-21 | Columbus Blue Jackets (NHL)

• Appeared in 35 games
• Tallied seven goals and 13 assists for 20 points

2019-20 | Columbus Blue Jackets (NHL)

• Appeared in 63 games
• Tallied 20 goals and 21 assists for 41 points

2018-19 | Columbus Blue Jackets (NHL)

• In his third season with the Blue Jackets, skated in all 82 games
• Collected 44 points on 11 goals and 33 assists in the regular season, while scoring a goal and registering five assists in 10 playoff games

2017-18 | Columbus Blue Jackets (NHL)

• Scored a career-high 16 goals for the Blue Jackets while collecting 21 assists for 37 points in 77 games
• Scored a goal and had two assists in six playoff games

2016-17 | Columbus Blue Jackets (NHL)

• Named to the NHL All-Rookie team after tallying 47 points on 11 goals and 36 assists
• Scored one goal in three playoff games

2015-16 | Lake Erie Monsters (AHL)

• Played in seven regular season games with Lake Erie (AHL) where he scored a goal
• Won a Calder Cup with the Monsters, collecting five goals and nine assists in 17 playoff games

Played two seasons with the University of Michigan Wolverines in the Big Ten Conference

2015-16 | Sophomore

• Led all defensemen and finished fourth on the team with 36 points on 11 goals and 25 assists
• NCAA First-Team All-American
• Named Big Ten defensive player of the year and to the first all-star team

2014-15 | Freshman

• Led the Wolverines defense in scoring with 25 points in 35 games
• Nine goals led all defensemen in the Big Ten Conference while his 25 points ranked second
• First Team All-Big Ten and Big-Ten All-Rookie Team selection

Played one season (2013-14) with USA Hockey’s National Team Development Program in Ann Arbor, Michigan

2013-14 | NTDP

• Member of the U.S. National Under-17 Team that competed in the United States Hockey League and against international teams
  • Tallied 27 points (7g, 20a) in 47 games
  • Finished second among team defensemen in scoring
• Skated four games with the U.S. National Under-18 Team that competed in the USHL and against Division I and Division III opponents and international teams
  • Registered one point (1-0)

Played youth hockey for Belle Tire (2009-2012) and Little Caesars (2012-13)

2012-13 | Little Caesars 18U AAA

• Registered 21 points (7g, 14a) in 28 games

2011-12 | Belle Tire 16U AAA

• Played 35 games, recording eight goals and 20 assists

2010-11 | Belle Tire 14U AAA

• Recorded 25 points (10g, 15a) in 27 games

2009-10 | Belle Tire 13U AAA

• Registered 35 points (16g, 19a) in 31 games