When you see the message "No opening trades: ineligible PINK stock" it means an opening order for that contract is not allowed, even if your account has trading permissions for US Penny Stocks.
Additional Information
What does the message "No opening trades: ineligible PINK stock" mean?
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Do you offer trading on the Pink/OTC markets?
What does the message "Reject If Opening" mean?
Is it possible for someone under the age of 21 to trade US penny stocks/OTC?
What does "Display size is not supported for OTCBB stocks" mean?