Comment by anarazel

Main Koch PAC:

https://www.opensecrets.org/outsidespending/detail.php?cmte=...

  Total Independent Expenditures: $41,016,106
    For Democrats: $92,936
    Against Democrats: $8,887,525
    For Republicans: $32,035,645
    Against Republicans: $0

Koch industry donations:

https://www.opensecrets.org/search?order=desc&q=Koch+Industr...

Edit: Added link showing recent Koch Industry donations