Can be used for SecurityType (67) =OPT to identify a particular security.

Valid values vary by SecurityExchange:

*** REPLACED values - See "Replaced Features and Supported Approach" ***

For Exchange: MONEP (Paris)

L = Long (a.k.a. "American")

S = Short (a.k.a. "European")

For Exchanges: DTB (Frankfurt), HKSE (Hong Kong), and SOFFEX (Zurich)

0-9 = single digit "version" number assigned by exchange following capital adjustments (0=current, =prior, 2=prior to , etc).