15c211 is applied, a Market Maker does their Due Diligence to ensure the company meets all requirements. Should they attest to the validity, they will submit it. Once approved, they can start quoting or making market. They become lead Market Maker for that company. If they are approved for Piggyback, other Market Makers can jump on. As lead Market Maker, they are privy to any news or material change prior to its release. With piggybacking all MMs involved are informed.
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