Identifies allocation transaction type
| Code | Meaning | 
|---|---|
| 0 | New | 
| 1 | Replace | 
| 2 | Cancel | 
| 3 | Preliminary (without MiscFees and NetMoney) | 
| 4 | Calculated (includes MiscFees and NetMoney) | 
| 5 | Calculated without Preliminary (sent unsolicited by broker, includes MiscFees and NetMoney) |