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Graybox Desktop API |
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Graybox Desktop API comes with full access to its application programming interface(API)
that allows external applications to access the execution functionality of theGraybox™
trading system and use it as a platform to manage order flow. Browse through the
Menu Items on left to explore it.
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Call the tech support line (646-745-2222), Trade Support desk (646-745-2122) or Email SupportAPI@hold.com
Copyright © 2017 Hold Brothers On-Line Investment Services LLC, All rights reserved.
Disclaimer:
Hold Brothers is the marketing name for Hold Brothers Inc. and its wholly owned
subsidiary, Hold Brothers On-Line Investment Services Inc, a registered broker-dealer
and a member of the NASD and SIPC. All security activities and transactions are
handled through Hold Brothers On-Line Investment Services Inc. Copyright ©2017 Hold
Brothers On-Line Investment Services Inc. All rights reserved. Member NASD-SIPC
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