Firm failed to update its systems for determining its short-interest position
Annual general meeting set for today
First listing since formation of NYSE Group Inc.
Labranche traders censured
Deal’s worth $1.5 billion before fees
New after hours portfolio crossing service enables execution of entire portfolios on NYSE Arca
The exchange is currently engaged in discussions with significant industry participants
Integrating businesses nets cost savings
Former Archipealgo exchange adds new types of orders
Jackson to serve as chairwoman