Indicates type of security (ISITC spec)
| Code | Meaning |
|---|---|
| ? | Wildcard entry (used on Security Definition Request message) |
| BA | Bankers Acceptance |
| CB | Convertible Bond (Note not part of ISITC spec) |
| CD | Certificate Of Deposit |
| CMO | Collateralize Mortgage Obligation |
| CORP | Corporate Bond |
| CP | Commercial Paper |
| CPP | Corporate Private Placement |
| CS | Common Stock |
| FHA | Federal Housing Authority |
| FHL | Federal Home Loan |
| FN | Federal National Mortgage Association |
| FOR | Foreign Exchange Contract |
| FUT | Future |
| GN | Government National Mortgage Association |
| GOVT | Treasuries + Agency Debenture |
| IET | Mortgage IOETTE |
| MF | Mutual Fund |
| MIO | Mortgage Interest Only |
| MPO | Mortgage Principal Only |
| MPP | Mortgage Private Placement |
| MPT | Miscellaneous Pass-Thru |
| MUNI | Municipal Bond |
| NONE | No ISITC Security Type |
| OPT | Option |
| PS | Preferred Stock |
| RP | Repurchase Agreement |
| RVRP | Reverse Repurchase Agreement |
| SL | Student Loan Marketing Association |
| TD | Time Deposit |
| USTB | US Treasury Bill |
| WAR | Warrant |
| ZOO | Cats, Tigers & Lions (a real code: US Treasury Receipts) |