
Build a LULD Price Band Monitor with Massive's WebSocket API
Massive's LULD WebSocket channel streams Limit Up/Limit Down price band updates, halts, and resumptions for every NMS stock in real time.
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Introducing
Dec 25, 2017
We finally had the time to create a blog. The main goal for the blog is to have a more standard way of communicating changes, new features and other important details. We also hope to blog about some technical tidbits when time permits.
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Quinton Pike
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See what's happening at Massive

Massive's LULD WebSocket channel streams Limit Up/Limit Down price band updates, halts, and resumptions for every NMS stock in real time.
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Massive’s Futures APIs are now generally available, providing real-time and historical market data for top U.S. futures (ES, GC, CL) from CME, CBOT, COMEX, and NYMEX, accessible via REST API, Websocket, and flat files.
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Massive's NOI WebSocket channel streams NYSE Net Order Imbalance data in real time, including imbalance quantity, paired shares, and the indicative clearing price.

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