Ryan Cook was traded 2 times:

Acquired: $0.00 - Sent: $13,397,833.00 = $-13,397,833.00
Acquired: 909 G - Sent: 1986 G = -1077 Games
Acquired: 1176 - Sent: 2819 = -1643 Plate Appearances
Acquired: 4077.0 - Sent: 7668.0 = -3591.0 Innings Pitched
Acquired: $0.00 - Sent: $1,400,000.00 = $-1,400,000.00
Acquired: 0 G - Sent: 7 G = -7 Games
Acquired: 0 - Sent: 0 = 0 Plate Appearances
Acquired: 0 - Sent: 13.0 = -13.0 Innings Pitched
Transactions current as of 2021 season. See an issue with this player? Please report it.

Transaction and player information was obtained from Retrosheet.

View the site on Github.