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Pessimism toward Whole Foods Market, Inc. (WFMI) is reaching peak levels among option traders on the International Securities Exchange (ISE). During the past 10 days, speculators on the ISE have bought to open 16,290 puts on WFMI, compared to just 1,154 calls. The stock's 10-day put/call volume ratio of 14.12 ranks less than one percentage point from an annual peak, as traders have rarely shown a greater preference for puts over calls.
As a result, the stock's Schaeffer's put/call ope...