ISE Embarks on Binary Feed Rollout


The International Securities Exchange is migrating all of its FIX/FAST-based propriety market data feeds to a new binary protocol to meet demand from members and subscribers for faster market data, officials say.

The exchange launched binary versions of its TOP Quote best bid and offer, Spread, Pre-Open, Trade and Reference Data feeds last week, and will rollout binary Depth of Market and Order feeds by the fourth quarter of this year.

Based on initial testing of its binary Top Quote feed, the

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