season_year,season,player,team,contract_total,aav,length_years,type,source,verification
2015,2015-16,Anthony Davis,New Orleans Pelicans,145000000,29000000,5,Designated rookie extension / Rose-rule upside,ESPN / Basketball-Reference transaction context,total commonly reported; final guarantee mechanics to recheck
2016,2016-17,Mike Conley,Memphis Grizzlies,152600000,30520000,5,Standard veteran maximum,ESPN; contemporary free-agency reports,reported as then-largest NBA contract
2017,2017-18,Stephen Curry,Golden State Warriors,201200000,40240000,5,Designated Veteran Extension / supermax,ESPN; NBA salary cap Wikipedia summary,cross-checked with HoopsHype salaries
2018,2018-19,Karl-Anthony Towns,Minnesota Timberwolves,190000000,38000000,5,Designated rookie maximum extension,ESPN / public transaction reports,maximum value; guarantee/value mechanics to recheck
2019,2019-20,Damian Lillard,Portland Trail Blazers,196000000,49000000,4,Supermax extension,Portland Trail Blazers release; NBA salary cap Wikipedia summary,extension began later; listed by signing season
2020,2020-21,Giannis Antetokounmpo,Milwaukee Bucks,228200000,45640000,5,Supermax extension,ESPN / public reports,widely reported value
2021,2021-22,Stephen Curry,Golden State Warriors,215400000,53850000,4,Veteran maximum extension,ESPN / HoopsHype,cross-checked against salary schedule
2022,2022-23,Nikola Jokic,Denver Nuggets,270000000,54000000,5,Supermax extension,ESPN / public transaction reports,reported rounded value
2023,2023-24,Jaylen Brown,Boston Celtics,304000000,60800000,5,Supermax extension,ESPN / Celtics reports,then-largest reported NBA deal
2024,2024-25,Jayson Tatum,Boston Celtics,315000000,63000000,5,Supermax extension,ESPN / Celtics reports,reported largest NBA deal at signing
2025,2025-26,Shai Gilgeous-Alexander,Oklahoma City Thunder,285400000,71350000,4,Supermax extension,ESPN / public reports,reported value; forward-year salary schedule to recheck