Dennis Eckersley was traded 4 times:

Acquired: $0.00 - Sent: $1,767,500.00 = $-1,767,500.00
Acquired: 3216 G - Sent: 2207 G = 1009 Games
Acquired: 10249 PA - Sent: 7220 PA = 3029 Plate Appearances
Acquired: 7509.0 - Sent: 6797.0 = 712.0 Innings Pitched
Acquired: $0.00 - Sent: $0.00 = $0.00
Acquired: 504 G - Sent: 204 G = 300 Games
Acquired: 2176 PA - Sent: 312 PA = 1864 Plate Appearances
Acquired: 0.0 - Sent: 1592.0 = -1592.0 Innings Pitched
Acquired: $0.00 - Sent: $0.00 = $0.00
Acquired: 0 G - Sent: 542 G = -542 Games
Acquired: 0 - Sent: 0 = 0 Plate Appearances
Acquired: 0.0 - Sent: 1911.0 = -1911.0 Innings Pitched
Acquired: $0.00 - Sent: $0.00 = $0.00
Acquired: 12 G - Sent: 237 G = -225 Games
Acquired: 0 - Sent: 1 = -1 Plate Appearances
Acquired: 60.0 - Sent: 339.0 = -279.0 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.

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