Can be used for SecurityType (167) =OPT to identify a particular security. Valid values vary by SecurityExchange: For Exchanges: DTB (Frankfurt), HKSE (Hong Kong), and SOFFEX (Zurich) 0-9 = single digit "version" number assigned by exchange following capital adjustments (0=current, 1=prior, 2=prior to 1, etc).
Valid values:
| '0' ... '9' |
Used in: