0kj-187A-2020-01-08

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LASALLE ST. SECURITIES, L.L.C.
940 N. INDUSTRIAL DR.

ELMHURST, IL 60126-1131
NOTE: BROKER-DEALERS ARE REQUIRED TO DISCLOSE ANY MATERIAL ARRANGEMENTS WITH THE VENUES
LISTED IN EACH SECTION BELOW, INCLUDING, BUT NOT LIMITED TO, ANY INTERNALIZATION

OR PAYMENT FOR ORDER FLOW ARRANGEMENTS

SEC RULE 606, QUARTERLY REPORT FOR THE QUARTER ENDING DECEMBER 31,2019

SECURITIES LISTED ON THE NEW YORK STOCK EXCHANGE
SUMMARY STATISTICS :
NON-DIRECTED ORDERS AS PERCENTAGE OF TOTAL CUSTOMER ORDERS 100.00%
MARKET ORDERS AS PERCENTAGE OF TOTAL NON-DIRECTED ORDERS 78.69%
LIMIT ORDERS AS PERCENTAGE OF TOTAL NON-DIRECTED ORDERS 16.58%

OTHER ORDERS AS PERCENTAGE OF TOTAL NON-DIRECTED ORDERS 4.73%
VENUES RECEIVING SIGNIFICANT PERCENTAGE OF TOTAL NON-DIRECTED ORDERS :
1. Citadel Securities LLC 47.63%
2. VIRTU Americas LLC 29.41%
3. National Financial Services LLC 7.68%
4. G1 Execution Services, LLC 4.83%
5. UBS Securities, LLC 2.41%
6. LaSalle Street Securities, Inc. 1.60%
7. New York Stock Exchange 1.45%
8. Cboe EDGX U.S. Equities Exchange 1.34%
9. Two Sigma Securities, LLC 1.21%
10. NASDAQ Execution Services, LLC 1.08%
INFORMATION CONCERNING SIGNIFICANT VENUES :
1. Citadel Securities LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 51.12%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 36.18%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 29.66%
2. VIRTU Americas LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 28.70%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 33.73%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 26.21%
3. National Financial Services LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 9.16%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 1.08%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 6.21%
4. G1 Execution Services, LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 5.91%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 0.79%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 1.03%

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LASALLE ST. SECURITIES, L.L.C.
940 N. INDUSTRIAL DR.

ELMHURST, IL 60126-1131
SEC RULE 606, QUARTERLY REPORT FOR THE QUARTER ENDING DECEMBER 31,2019
5. UBS Securities, LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 1.76%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 4.72%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 5.17%
6. LaSalle Street Securities, Inc.
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 2.03%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 0.00%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 0.00%
7. New York Stock Exchange
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 0.00%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 8.65%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 0.34%
8. Cboe EDGX U.S. Equities Exchange
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 0.00%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 8.06%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 0.00%
9. Two Sigma Securities, LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 1.28%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 0.29%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 3.10%
10. NASDAQ Execution Services, LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 0.00%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 5.60%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 3.10%

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LASALLE ST. SECURITIES, L.L.C.
940 N. INDUSTRIAL DR.

ELMHURST, IL 60126-1131

SEC RULE 606, QUARTERLY REPORT FOR THE QUARTER ENDING DECEMBER 31,2019

SECURITIES LISTED ON THE NASDAQ STOCK MARKET
SUMMARY STATISTICS :
NON-DIRECTED ORDERS AS PERCENTAGE OF TOTAL CUSTOMER ORDERS 100.00%
MARKET ORDERS AS PERCENTAGE OF TOTAL NON-DIRECTED ORDERS 78.21%
LIMIT ORDERS AS PERCENTAGE OF TOTAL NON-DIRECTED ORDERS 18.71%

OTHER ORDERS AS PERCENTAGE OF TOTAL NON-DIRECTED ORDERS 3.08%
VENUES RECEIVING SIGNIFICANT PERCENTAGE OF TOTAL NON-DIRECTED ORDERS :
1. Citadel Securities LLC 45.82%
2. VIRTU Americas LLC 30.55%
3. National Financial Services LLC 6.29%
4. NASDAQ Execution Services, LLC 4.73%
5. G1 Execution Services, LLC 4.37%
6. UBS Securities, LLC 2.72%
7. Cboe EDGX U.S. Equities Exchange 2.25%
8. Two Sigma Securities, LLC 1.04%
9. LaSalle Street Securities, Inc. 0.60%
10. Cboe BZX U.S. Equities Exchange 0.41%
INFORMATION CONCERNING SIGNIFICANT VENUES :
1. Citadel Securities LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 52.13%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 23.49%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 21.43%
2. VIRTU Americas LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 30.84%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 31.42%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 17.86%
3. National Financial Services LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 7.41%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 1.47%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 7.14%
4. NASDAQ Execution Services, LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 0.00%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 24.23%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 6.25%

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LASALLE ST. SECURITIES, L.L.C.
940 N. INDUSTRIAL DR.

ELMHURST, IL 60126-1131
SEC RULE 606, QUARTERLY REPORT FOR THE QUARTER ENDING DECEMBER 31,2019
5. G1 Execution Services, LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 5.16%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 1.76%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 0.00%
6. UBS Securities, LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 2.32%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 3.96%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 5.36%
7. Cboe EDGX U.S. Equities Exchange
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 0.00%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 11.89%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 0.89%
8. Two Sigma Securities, LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 1.33%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 0.00%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 0.00%
9. LaSalle Street Securities, Inc.
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 0.77%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 0.00%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 0.00%
10. Cboe BZX U.S. Equities Exchange
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 0.00%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 1.76%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 2.68%

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LASALLE ST. SECURITIES, L.L.C.
940 N. INDUSTRIAL DR.

ELMHURST, IL 60126-1131

SEC RULE 606, QUARTERLY REPORT FOR THE QUARTER ENDING DECEMBER 31,2019

SECURITIES LISTED ON THE NYSE MKT LLC OR REGIONAL EXCHANGES
SUMMARY STATISTICS :
NON-DIRECTED ORDERS AS PERCENTAGE OF TOTAL CUSTOMER ORDERS 100.00%
MARKET ORDERS AS PERCENTAGE OF TOTAL NON-DIRECTED ORDERS 84.32%
LIMIT ORDERS AS PERCENTAGE OF TOTAL NON-DIRECTED ORDERS 14.81%

OTHER ORDERS AS PERCENTAGE OF TOTAL NON-DIRECTED ORDERS 0.87%
VENUES RECEIVING SIGNIFICANT PERCENTAGE OF TOTAL NON-DIRECTED ORDERS :
1. Citadel Securities LLC 49.54%
2. VIRTU Americas LLC 35.60%
3. G1 Execution Services, LLC 5.48%
4. UBS Securities, LLC 2.65%
5. National Financial Services LLC 2.47%
6. Two Sigma Securities, LLC 1.69%
7. Cboe EDGX U.S. Equities Exchange 0.69%
8. NYSE Arca 0.59%
9. NASDAQ Execution Services, LLC 0.50%
10. Cboe BZX U.S. Equities Exchange 0.32%
INFORMATION CONCERNING SIGNIFICANT VENUES :
1. Citadel Securities LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 56.15%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 11.73%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 52.63%
2. VIRTU Americas LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 31.27%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 61.11%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 21.05%
3. G1 Execution Services, LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 6.45%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 0.31%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 0.00%
4. UBS Securities, LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 1.25%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 10.49%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 5.26%

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LASALLE ST. SECURITIES, L.L.C.
940 N. INDUSTRIAL DR.

ELMHURST, IL 60126-1131
SEC RULE 606, QUARTERLY REPORT FOR THE QUARTER ENDING DECEMBER 31,2019
5. National Financial Services LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 2.82%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 0.31%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 5.26%
6. Two Sigma Securities, LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 1.90%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 0.00%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 10.53%
7. Cboe EDGX U.S. Equities Exchange
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 0.00%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 4.63%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 0.00%
8. NYSE Arca
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 0.00%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 4.01%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 0.00%
9. NASDAQ Execution Services, LLC
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 0.00%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 3.40%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 0.00%
10. Cboe BZX U.S. Equities Exchange
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 0.00%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 2.16%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 0.00%

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LASALLE ST. SECURITIES, L.L.C.
940 N. INDUSTRIAL DR.

ELMHURST, IL 60126-1131

SEC RULE 606, QUARTERLY REPORT FOR THE QUARTER ENDING DECEMBER 31,2019

EXCHANGE - LISTED OPTIONS
SUMMARY STATISTICS :
NON-DIRECTED ORDERS AS PERCENTAGE OF TOTAL CUSTOMER ORDERS 100.00%
MARKET ORDERS AS PERCENTAGE OF TOTAL NON-DIRECTED ORDERS 26.38%
LIMIT ORDERS AS PERCENTAGE OF TOTAL NON-DIRECTED ORDERS 72.59%

OTHER ORDERS AS PERCENTAGE OF TOTAL NON-DIRECTED ORDERS 1.04%
VENUES RECEIVING SIGNIFICANT PERCENTAGE OF TOTAL NON-DIRECTED ORDERS :
1. Cboe Options Exchange 23.36%
2. NASDAQ PHLX Options 15.58%
3. NYSE Arca Options 12.56%
4. NASDAQ Options Market 10.59%
5. Cboe EDGX Option Exchange 8.31%
6. ISE Gemini Options Exchange 6.44%
7. BOX Option Exchange 5.71%
8. The MIAX Options Exchange 5.61%
9. Cboe BZX Options Exchange, Inc. 3.63%
10. NYSE American Options 2.60%
INFORMATION CONCERNING SIGNIFICANT VENUES :
1. Cboe Options Exchange
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 46.06%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 15.31%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 10.00%
2. NASDAQ PHLX Options
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 21.65%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 12.73%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 60.00%
3. NYSE Arca Options
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 1.97%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 16.60%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 0.00%
4. NASDAQ Options Market
TYPES OF ORDERS ROUTED TO VENUE :
MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS 1.18%
LIMIT ORDERS AS PERCENTAGE OF TOTAL LIMIT ORDERS 14.16%
OTHER ORDERS AS PERCENTAGE OF TOTAL OTHER ORDERS 0.00%



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LASALLE ST. SECURITIES, L.L.C.
940 N. INDUSTRIAL DR.

ELMHURST, IL 60126-1131
SEC RULE 606, QUARTERLY REPORT FOR THE QUARTER ENDING DECEMBER 31,2019
  5. Cboe EDGX Option Exchange
      TYPES OF ORDERS ROUTED TO VENUE :
       MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS                   1.18%
       LIMIT  ORDERS AS PERCENTAGE OF TOTAL LIMIT  ORDERS                  10.59%
       OTHER  ORDERS AS PERCENTAGE OF TOTAL OTHER  ORDERS                  30.00%
  6. ISE Gemini Options Exchange
      TYPES OF ORDERS ROUTED TO VENUE :
       MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS                   2.36%
       LIMIT  ORDERS AS PERCENTAGE OF TOTAL LIMIT  ORDERS                   8.01%
       OTHER  ORDERS AS PERCENTAGE OF TOTAL OTHER  ORDERS                   0.00%
  7. BOX Option Exchange
      TYPES OF ORDERS ROUTED TO VENUE :
       MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS                   4.72%
       LIMIT  ORDERS AS PERCENTAGE OF TOTAL LIMIT  ORDERS                   6.15%
       OTHER  ORDERS AS PERCENTAGE OF TOTAL OTHER  ORDERS                   0.00%
  8. The MIAX Options Exchange
      TYPES OF ORDERS ROUTED TO VENUE :
       MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS                   7.48%
       LIMIT  ORDERS AS PERCENTAGE OF TOTAL LIMIT  ORDERS                   5.01%
       OTHER  ORDERS AS PERCENTAGE OF TOTAL OTHER  ORDERS                   0.00%
  9. Cboe BZX Options Exchange, Inc.
      TYPES OF ORDERS ROUTED TO VENUE :
       MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS                   1.57%
       LIMIT  ORDERS AS PERCENTAGE OF TOTAL LIMIT  ORDERS                   4.43%
       OTHER  ORDERS AS PERCENTAGE OF TOTAL OTHER  ORDERS                   0.00%
 10. NYSE American Options
      TYPES OF ORDERS ROUTED TO VENUE :
       MARKET ORDERS AS PERCENTAGE OF TOTAL MARKET ORDERS                   5.51%
       LIMIT  ORDERS AS PERCENTAGE OF TOTAL LIMIT  ORDERS                   1.57%

       OTHER  ORDERS AS PERCENTAGE OF TOTAL OTHER  ORDERS                   0.00%
*END OF DATA*