Ben Simmons has lost nearly $7.5 million due to fines by missing games this season. Kyrie has lost nearly $6 million

This is for 16 fined regular season games and 4 fined preseason games all for the same amount each: $360,305 totalling $7,433,713 for simmons.

For kyrie its 13 regular season games and 2 preaeason games totalling $5,717,715

Edit: source:

https://www.spotrac.com/nba/philadelphia-76ers/ben-simmons-20206/fines/

https://www.spotrac.com/nba/brooklyn-nets/kyrie-irving-8051/fines/