The point in the matching process at which this trade was matched.
| Code | Meaning |
|---|---|
| 1 | One-Party Trade Report (privately negotiated trade) |
| 2 | Two-Party Trade Report (privately negotiated trade) |
| 3 | Confirmed Trade Report (reporting from recognized markets) |
| 4 | Auto-match |
| 5 | Cross Auction |
| 6 | Counter-Order Selection |
| 7 | Call Auction |
| 8 | Issuing/Buy Back Auction |
| 9 | Systematic Internaliser (SI) |
| 10 | Auto-match with last look |
| 11 | Cross auction with last look |
| M3 | ACT Accepted Trade |
| M4 | ACT Default Trade |
| M5 | ACT Default After M2 |
| M6 | ACT M6 Match |
| A1 | Exact match on Trade Date, Stock Symbol, Quantity, Price, Trade Type, and Special Trade Indicator plus four badges and execution time (within two-minute window) |
| A2 | Exact match on Trade Date, Stock Symbol, Quantity, Price, Trade Type, and Special Trade Indicator, plus four badges |
| A3 | Exact match on Trade Date, Stock Symbol, Quantity, Price, Trade Type, and Special Trade Indicator, plus two badges and execution time (within two-minute window) |
| A4 | Exact match on Trade Date, Stock Symbol, Quantity, Price, Trade Type, and Special Trade Indicator, plus two badges |
| A5 | Exact match on Trade Date, Stock Symbol, Quantity, Price, TradeType, and Special Trade Indicator plus execution time (within two-minute window) |
| AQ | Compared records resulting from stamped advisories or specialist accepts/pair-offs |
| S1 | Summarized match using A1 exact match criteria except quantity is summaried |
| S2 | Summarized match using A2 exact match criteria except quantity is summarized |
| S3 | Summarized match using A3 exact match criteria except quantity is summarized |
| S4 | Summarized match using A4 exact match criteria except quantity is summarized |
| S5 | Summarized match using A5 exact match criteria except quantity is summarized |
| M1 | Exact match on Trade Date, Stock Symbol, Quantity, Price, Trade Type, and Special Trade Indicator minus badges And times: ACT M1 match |
| M2 | Summarized match minus badges and times: ACT M2 Match |
| MT | OCS Locked In: Non-ACT |