Whenever SGX-ST or the OCC shall determine in light of current conditions in the Options Market or in the Equity Market that there are outstanding an excessive number of percent of uncovered short positions in Options of a given Class dealt in on SGX-ST, SGX-ST or the OCC may prohibit any further opening written transactions in Options of that Class unless the short position is created by a Scrip-Covered Call Option and it may prohibit the uncovering of existing Scrip-Covered Call Options in 1 or more Series of that Class as it deems appropriate in the interests of maintaining a fair and orderly market in such Options or in the underlying securities, or otherwise deems advisable in the public interest or for the protection of investors.