1.3 Muriel Siebert & Co., Inc 2026 1 2026-04-21T14:58:11Z 2026 01 100.00 50.15 6.29 37.76 5.81 Muriel Siebert & Co. Inc. 53.40 56.54 38.39 49.35 68.85 0.00 0.0000 0.00 0.0000 0.00 0.0000 0.00 0.0000 Muriel Siebert & Co., Inc. directs a portion of order flow to our market making desk. Muriel Siebert & Co., Inc. stands to realize 100% of profits or losses generated from this order flow while acting as principal. Virtu Americas, LLC 19.24 17.11 28.67 21.44 13.21 1096.70 18.6500 429.58 12.9995 631.39 18.6584 416.11 11.5510 Muriel Siebert & Co., Inc. receives payment for order flow on certain customers' executed orders depending on many factors including trading session, order types, order conditions or any special instructions or qualifiers. CITADEL SECURITIES LLC 14.60 12.97 21.56 15.96 12.31 1334.28 19.0000 281.43 18.9853 556.91 18.7214 313.82 16.7481 Muriel Siebert & Co., Inc. receives payment for order flow on certain customers' executed orders depending on many factors including trading session, order types, order conditions or any special instructions or qualifiers. Jane Street Capital 12.51 13.20 9.95 13.08 5.64 687.55 19.0000 191.25 19.0000 440.59 19.0000 93.53 19.0000 Muriel Siebert & Co., Inc. receives payment for order flow on certain customers' executed orders depending on many factors including trading session, order types, order conditions or any special instructions or qualifiers. 100.00 55.15 8.09 29.73 7.04 Muriel Siebert & Co. Inc. 54.98 57.16 42.14 52.21 64.30 0.00 0.0000 0.00 0.0000 0.00 0.0000 0.00 0.0000 Muriel Siebert & Co., Inc. directs a portion of order flow to our market making desk. Muriel Siebert & Co., Inc. stands to realize 100% of profits or losses generated from this order flow while acting as principal. Virtu Americas, LLC 18.50 16.19 25.57 21.11 17.44 13129.42 5.2225 51445.55 5.5313 4138.80 7.6118 64846.51 4.5228 Muriel Siebert & Co., Inc. receives payment for order flow on certain customers' executed orders depending on many factors including trading session, order types, order conditions or any special instructions or qualifiers. CITADEL SECURITIES LLC 12.98 13.24 14.71 12.42 11.37 30796.91 17.2498 2614.74 15.9050 1918.01 17.5635 8083.81 16.7897 Muriel Siebert & Co., Inc. receives payment for order flow on certain customers' executed orders depending on many factors including trading session, order types, order conditions or any special instructions or qualifiers. Jane Street Capital 12.25 12.88 13.45 12.03 6.89 2994.45 18.6136 1162.83 16.8475 1609.59 17.9551 163.71 14.5309 Muriel Siebert & Co., Inc. does not accept payment for order flow from this venue. 100.00 7.15 9.09 43.17 40.59 Citadel Execution Services 50.69 70.95 87.82 61.38 27.42 917.24 35.4420 17622.60 32.4314 15606.75 34.9700 1450.05 48.8561 Muriel Siebert & Co., Inc. routes option orders to Citadel Execution Services who routes these orders to the options exchange/venue where it expects the most favorable terms for customers' orders. Muriel Siebert & Co. receives payment for some of these orders. Wolverine Execution Services, LLC 49.31 29.05 12.18 38.62 72.58 570.60 45.0000 3714.75 45.0000 9355.05 45.0000 809.10 45.0000 Muriel Siebert & Co., Inc. routes option orders to Wolverine Execution Services, LLC who routes these orders to the options exchange/venue where it expects the most favorable terms for customers' orders. Muriel Siebert & Co. receives payment for some of these orders. 2026 02 100.00 51.07 5.55 37.52 5.86 Muriel Siebert & Co. Inc. 50.85 52.30 33.95 51.17 52.21 0.00 0.0000 0.00 0.0000 0.00 0.0000 0.00 0.0000 Muriel Siebert & Co., Inc. directs a portion of order flow to our market making desk. Muriel Siebert & Co., Inc. stands to realize 100% of profits or losses generated from this order flow while acting as principal. Virtu Americas, LLC 20.25 17.77 31.54 21.55 22.89 920.85 18.1820 1170.34 10.8197 547.09 16.8615 657.81 11.8258 Muriel Siebert & Co., Inc. receives payment for order flow on certain customers' executed orders depending on many factors including trading session, order types, order conditions or any special instructions or qualifiers. CITADEL SECURITIES LLC 15.19 14.62 22.07 14.69 16.73 982.39 18.9978 222.40 18.9999 448.70 18.6679 135.39 18.4323 Muriel Siebert & Co., Inc. receives payment for order flow on certain customers' executed orders depending on many factors including trading session, order types, order conditions or any special instructions or qualifiers. Jane Street Capital 13.48 15.13 12.45 12.21 8.17 634.74 19.0000 175.47 19.0000 301.21 19.0000 60.61 19.0000 Muriel Siebert & Co., Inc. receives payment for order flow on certain customers' executed orders depending on many factors including trading session, order types, order conditions or any special instructions or qualifiers. 100.00 50.37 9.18 33.78 6.66 Muriel Siebert & Co. Inc. 51.71 57.28 44.94 45.15 52.17 0.00 0.0000 0.00 0.0000 0.00 0.0000 0.00 0.0000 Muriel Siebert & Co., Inc. directs a portion of order flow to our market making desk. Muriel Siebert & Co., Inc. stands to realize 100% of profits or losses generated from this order flow while acting as principal. Virtu Americas, LLC 19.73 15.36 24.44 24.55 21.82 13309.57 3.4950 51952.45 2.7115 4988.10 3.5056 59944.39 2.0485 Muriel Siebert & Co., Inc. receives payment for order flow on certain customers' executed orders depending on many factors including trading session, order types, order conditions or any special instructions or qualifiers. CITADEL SECURITIES LLC 13.98 12.87 16.86 14.33 16.72 26364.24 14.0481 14060.96 17.7891 1377.75 14.4917 5795.80 11.7503 Muriel Siebert & Co., Inc. receives payment for order flow on certain customers' executed orders depending on many factors including trading session, order types, order conditions or any special instructions or qualifiers. Jane Street Capital 12.95 13.40 13.77 12.83 9.03 2294.08 18.2596 1885.44 18.3581 1126.86 14.1026 180.52 18.9104 Muriel Siebert & Co., Inc. does not accept payment for order flow from this venue. 100.00 6.66 7.96 40.05 45.33 Citadel Execution Services 53.03 78.32 86.92 70.11 28.29 1321.80 32.2942 17857.90 34.0839 22659.75 34.2447 2380.60 38.3844 Muriel Siebert & Co., Inc. routes option orders to Citadel Execution Services who routes these orders to the options exchange/venue where it expects the most favorable terms for customers' orders. Muriel Siebert & Co. receives payment for some of these orders. Wolverine Execution Services, LLC 46.97 21.68 13.08 29.89 71.71 495.64 44.4126 2417.40 45.0000 7825.50 45.0000 930.60 45.0000 Muriel Siebert & Co., Inc. routes option orders to Wolverine Execution Services, LLC who routes these orders to the options exchange/venue where it expects the most favorable terms for customers' orders. Muriel Siebert & Co. receives payment for some of these orders. 2026 03 100.00 51.62 4.84 40.19 3.35 Muriel Siebert & Co. Inc. 53.61 56.26 38.69 54.13 28.23 0.00 0.0000 0.00 0.0000 0.00 0.0000 0.00 0.0000 Muriel Siebert & Co., Inc. directs a portion of order flow to our market making desk. Muriel Siebert & Co., Inc. stands to realize 100% of profits or losses generated from this order flow while acting as principal. Virtu Americas, LLC 18.72 15.20 28.38 20.67 35.67 678.80 18.2842 536.28 12.9321 702.41 18.9597 762.40 12.2505 Muriel Siebert & Co., Inc. receives payment for order flow on certain customers' executed orders depending on many factors including trading session, order types, order conditions or any special instructions or qualifiers. CITADEL SECURITIES LLC 13.06 12.97 16.84 12.02 21.66 1750.21 18.9686 183.49 19.0000 444.13 18.6469 349.61 18.9426 Muriel Siebert & Co., Inc. receives payment for order flow on certain customers' executed orders depending on many factors including trading session, order types, order conditions or any special instructions or qualifiers. Jane Street Capital 11.85 12.78 12.90 10.57 11.38 601.95 19.0000 257.92 19.0000 365.90 19.0000 116.68 19.0000 Muriel Siebert & Co., Inc. receives payment for order flow on certain customers' executed orders depending on many factors including trading session, order types, order conditions or any special instructions or qualifiers. 99.99 54.44 8.35 32.89 4.32 Muriel Siebert & Co. Inc. 52.00 61.42 55.24 40.09 17.59 0.00 0.0000 0.00 0.0000 0.00 0.0000 0.00 0.0000 Muriel Siebert & Co., Inc. directs a portion of order flow to our market making desk. Muriel Siebert & Co., Inc. stands to realize 100% of profits or losses generated from this order flow while acting as principal. Virtu Americas, LLC 19.66 13.63 19.17 27.17 39.35 5152.03 5.5787 37540.22 3.8019 3714.10 6.1248 41888.45 2.5655 Muriel Siebert & Co., Inc. receives payment for order flow on certain customers' executed orders depending on many factors including trading session, order types, order conditions or any special instructions or qualifiers. CITADEL SECURITIES LLC 13.02 11.48 12.59 13.91 26.38 26848.37 14.2984 31699.23 18.8085 1305.47 17.0947 3111.51 9.7499 Muriel Siebert & Co., Inc. receives payment for order flow on certain customers' executed orders depending on many factors including trading session, order types, order conditions or any special instructions or qualifiers. Jane Street Capital 11.53 10.97 9.97 12.61 13.42 2130.54 17.9329 885.95 18.1254 905.49 16.9271 103.04 19.0000 Muriel Siebert & Co., Inc. does not accept payment for order flow from this venue. 100.00 7.21 6.64 35.71 50.43 Wolverine Execution Services, LLC 51.09 29.22 17.82 32.83 71.53 479.57 37.7319 2352.45 44.6047 13186.99 44.7730 328.95 45.0000 Muriel Siebert & Co., Inc. routes option orders to Wolverine Execution Services, LLC who routes these orders to the options exchange/venue where it expects the most favorable terms for customers' orders. Muriel Siebert & Co. receives payment for some of these orders. Citadel Execution Services 48.91 70.78 82.18 67.17 28.47 1789.12 33.1319 14066.70 34.4730 16667.16 35.9005 4893.55 36.3373 Muriel Siebert & Co., Inc. routes option orders to Citadel Execution Services who routes these orders to the options exchange/venue where it expects the most favorable terms for customers' orders. Muriel Siebert & Co. receives payment for some of these orders.