1.2 MESIROW FINANCIAL, INC. 2024 03 2024-10-09T14:24:42Z 2024 07 100.00 91.22 4.20 4.57 0.00 National Financial Services LLC XSTM 26.18 26.40 43.18 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Citadel Securities LLC CDRG 20.64 22.52 9.09 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] VIRTU Americas, LLC NITE 19.39 20.03 20.45 5.88 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] G1 Execution Services, LLC ETMM 14.68 15.22 11.36 8.82 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Jane Street Capital, LLC JNST 12.88 13.35 9.09 8.82 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] NASDAQ Execution Services, LLC NSDQ 1.66 0.00 0.00 35.29 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Cboe EDGX US Equities Exchange EDGX 1.52 0.00 0.00 32.35 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] UBS Securities, LLC UBSS 1.11 1.24 0.00 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Instinet BlockCross BLKX 0.55 0.16 6.82 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Two Sigma Securities, LLC SOHO 0.55 0.62 0.00 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] 100.00 93.19 5.04 1.77 0.00 National Financial Services LLC XSTM 36.07 36.22 40.57 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] VIRTU Americas, LLC NITE 18.06 18.35 14.15 15.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Citadel Securities LLC CDRG 17.21 17.44 15.09 10.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] G1 Execution Services, LLC ETMM 12.85 13.11 10.38 5.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Jane Street Capital, LLC JNST 12.34 12.38 13.21 5.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Instinet BlockCross BLKX 0.74 0.37 6.60 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] StoneX Financial INC. INTL 0.74 0.79 0.00 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] UBS Securities, LLC UBSS 0.68 0.73 0.00 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Two Sigma Securities, LLC SOHO 0.57 0.61 0.00 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Cboe EDGX US Equities Exchange EDGX 0.40 0.00 0.00 35.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] 100.00 0.00 10.00 90.00 0.00 Citadel Securities LLC CDRG 40.00 0.00 0.00 44.44 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Wolverine Execution Services LLC WEXX 30.00 0.00 0.00 33.33 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Dash Financial Technologies LLC DASH 10.00 0.00 0.00 11.11 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Interactive Brokers LLC IBKR 10.00 0.00 100.00 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Susquehanna Capital Group SUSQ 10.00 0.00 0.00 11.11 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] 2024 08 100.00 83.39 4.68 11.94 0.00 National Financial Services LLC XSTM 21.66 29.34 34.00 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] VIRTU Americas, LLC NITE 17.61 23.41 20.00 2.50 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] NASDAQ Execution Services, LLC NSDQ 14.63 0.00 0.00 54.29 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Citadel Securities LLC CDRG 12.51 15.94 16.00 3.21 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Jane Street Capital, LLC JNST 12.51 16.64 14.00 1.79 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] G1 Execution Services, LLC ETMM 8.37 11.28 4.00 1.79 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] New York Stock Exchange NYSE 6.16 0.00 2.00 22.50 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Cboe EDGX US Equities Exchange EDGX 2.79 0.00 0.00 10.36 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] StoneX Financial INC. INTL 0.96 1.27 0.00 0.36 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Members Exchange MEMX 0.87 0.00 0.00 3.21 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] 100.00 90.18 5.27 4.47 0.08 National Financial Services LLC XSTM 32.76 34.55 38.58 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Citadel Securities LLC CDRG 18.36 19.68 14.17 2.59 100.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] VIRTU Americas, LLC NITE 17.70 19.16 13.39 0.86 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Jane Street Capital, LLC JNST 12.58 13.37 13.39 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] G1 Execution Services, LLC ETMM 9.69 10.36 7.87 1.72 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] New York Stock Exchange NYSE 2.74 0.00 0.00 46.55 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Cboe EDGX US Equities Exchange EDGX 1.62 0.00 0.00 27.59 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Instinet BlockCross BLKX 1.47 0.87 11.02 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] UBS Securities, LLC UBSS 0.86 0.81 1.57 0.86 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] StoneX Financial INC. INTL 0.61 0.58 0.00 1.72 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] 100.00 0.00 16.67 83.33 0.00 Citadel Securities LLC CDRG 40.00 0.00 0.00 48.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Dash Financial Technologies LLC DASH 23.33 0.00 60.00 16.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Wolverine Execution Services LLC WEXX 23.33 0.00 0.00 28.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Interactive Brokers LLC IBKR 6.67 0.00 40.00 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Morgan Stanley & Company LLC MSCO 6.67 0.00 0.00 8.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] 2024 09 100.00 94.95 2.53 2.53 0.00 National Financial Services LLC XSTM 26.48 29.74 44.00 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Citadel Securities LLC CDRG 17.43 20.00 16.00 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Jane Street Capital, LLC JNST 13.97 16.32 4.00 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] G1 Execution Services, LLC ETMM 13.63 15.39 16.00 0.91 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] VIRTU Americas, LLC NITE 13.52 15.53 12.00 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] NASDAQ Execution Services, LLC NSDQ 9.27 0.00 0.00 75.45 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Cboe EDGX US Equities Exchange EDGX 1.34 0.00 0.00 10.91 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] New York Stock Exchange NYSE 1.23 0.00 0.00 10.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Two Sigma Securities, LLC SOHO 0.89 1.05 0.00 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] UBS Securities, LLC UBSS 0.67 0.79 0.00 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] 100.00 91.58 6.25 2.18 0.00 National Financial Services LLC XSTM 34.56 34.81 43.48 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Citadel Securities LLC CDRG 17.88 19.29 8.70 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Jane Street Capital, LLC JNST 14.39 14.76 14.13 3.23 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] G1 Execution Services, LLC ETMM 13.63 14.21 11.96 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] VIRTU Americas, LLC NITE 13.63 14.26 9.78 4.84 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] New York Stock Exchange NYSE 1.21 0.00 0.54 41.94 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Instinet BlockCross BLKX 1.08 0.35 9.24 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Cboe EDGX US Equities Exchange EDGX 0.94 0.00 0.00 33.87 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] UBS Securities, LLC UBSS 0.85 0.86 1.09 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Two Sigma Securities, LLC SOHO 0.67 0.71 0.54 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] 100.00 0.00 5.00 95.00 0.00 Citadel Securities LLC CDRG 50.00 0.00 0.00 52.63 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Dash Financial Technologies LLC DASH 25.00 0.00 0.00 26.32 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Wolverine Execution Services LLC WEXX 15.00 0.00 0.00 15.79 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Morgan Stanley & Company LLC MSCO 5.00 0.00 0.00 5.26 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).] Susquehanna Capital Group SUSQ 5.00 0.00 100.00 0.00 0.00 0 0.0000 0 0.0000 0 0.0000 0 0.0000 [Insert discussion of the material aspects of the relationship with this venue pursuant to rule 606(a)(1)(iv).]