SEC Rule 606 Report - Mesirow B/D & I/A Services - 4th Qtr, 2009
(Percentages of Total Non-Directed Orders Routed to Individual Route Venues)

Securities Listed on New York Stock Exchange
Route VenuesTotal (%)Market (%)Limit (%)Other (%)
Total (%)100 52 23 25
Knight Capital Markets 50.95 44.32 65.61 51.40
Auto Trading Desk Fin Svc 29.63 32.67 21.07 31.11
New York Stock Exch 19.29 23.01 13.26 17.02
99.61% of total customer orders were non-directed orders.

Securities Listed on The Nasdaq Stock Market
Route VenuesTotal (%)Market (%)Limit (%)Other (%)
Total (%)100 47 28 25
Knight Equity Markets 58.14 54.60 66.10 55.71
Auto Trading Desk Fin Svc 33.42 36.10 26.03 36.80
UBS Securities LLC 8.42 9.29 7.87 7.43
99.91% of total customer orders were non-directed orders.

Securities Listed on NYSE Amex or Regional Exchanges
Route VenuesTotal (%)Market (%)Limit (%)Other (%)
Total (%)100 44 32 25
Knight Capital Markets 56.38 55.62 60.28 52.76
Auto Trading Desk Fin Svc 42.46 43.39 39.34 44.78
100.00% of total customer orders were non-directed orders.

Exchange-Listed Options
Route VenuesTotal (%)Market (%)Limit (%)Other (%)
Total (%)100 21 60 19
Citigroup Global Markets 99.96 100.00 99.98 99.86
100.00% of total customer orders were non-directed orders.


Material Aspects of Relationship with Route Venues
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