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Rule 605 Market Center Scorecard

INTERACTIVE BROKERS LLC

Reporter ID: IBAT • Quarter: 2026Q3 • Methodology: exq-2
Status: ACTIVE
Generated: Wed, 14 Oct 2026 19:13:04 GMT
Quarter:2026Q3
Covered Orders218,723,233Across all reported tiers
Covered Shares400,891,085,117In Q3 2026
Active Tiers56Order class × notional buckets
Routing Brokers0Disclosed in 606 filings

1. Amended Rule 605 Scorecard vs. Mix-Adjusted Peers — 2026-08

Execution metrics across order classes and the 24 notional × lot categories, benchmarked against what competing market centers delivered on identical symbols.

ClassNotional × LotOrdersCovered ShFill RatePI RateNPI (bps)Peer Bench (bps)CoverageRank PctlEff SpreadSpeed <1s
marketable_limit<$250 • ODD793,2196,833,42597.4%84.5%10.8 bps-9.1 bps75%86th$0.0173100.0%
marketable_limit<$250 • ROUND104,22817,761,41795.5%80.2%16.5 bps-28.5 bps79%69th$0.0058100.0%
marketable_limit$250–$999 • ODD1,032,48719,683,49697.1%88.5%8.6 bps-6.8 bps87%91st$0.0254100.0%
marketable_limit$250–$999 • ROUND292,22571,254,63094.4%75.0%13.6 bps-17.2 bps75%71st$0.0083100.0%
marketable_limit$1k–$5k • ODD1,150,60134,019,03496.5%92.4%7.3 bps-6.9 bps90%96th$0.0506100.0%
marketable_limit$1k–$5k • ROUND1,006,183230,563,25893.4%68.6%7.8 bps-9.7 bps80%73rd$0.0148100.0%
marketable_limit$5k–$10k • ODD306,93114,631,71895.0%93.9%6.0 bps-9.6 bps90%96th$0.0736100.0%
marketable_limit$5k–$10k • ROUND469,800162,619,25493.4%62.8%6.2 bps-6.8 bps64%77th$0.0203100.0%
marketable_limit$10k–$20k • ODD116,2457,023,48795.5%95.6%6.2 bps-5.5 bps93%97th$0.1108100.0%
marketable_limit$10k–$20k • ROUND520,669200,226,74792.1%60.2%4.4 bps-7.5 bps65%77th$0.0276100.0%
marketable_limit$20k–$50k • ODD11,218921,83196.4%97.9%7.3 bps-2.2 bps89%98th$0.1844100.0%
marketable_limit$20k–$50k • ROUND375,575225,737,38191.4%57.2%3.7 bps-6.1 bps65%83rd$0.0384100.0%
marketable_limit$50k–$200k • ROUND170,778225,692,22590.2%57.1%2.5 bps-5.0 bps62%90th$0.0550100.0%
marketable_limit≥$200k • ROUND23,80176,997,91689.1%59.2%1.9 bps-6.3 bps68%95th$0.1153100.0%
nonmarketable_limit<$250 • ODD431,9835,713,9318.3%100.0%21.7 bps37.5 bps42%46th$0.025797.5%
nonmarketable_limit<$250 • ROUND15,7642,373,03527.7%100.0%62.1 bps99.7 bps15%52nd$0.006998.7%
nonmarketable_limit$250–$999 • ODD437,56913,065,96710.4%100.0%15.0 bps32.2 bps50%45th$0.032398.7%
nonmarketable_limit$250–$999 • ROUND358,25462,280,5345.6%100.0%42.7 bps126.6 bps29%37th$0.012396.2%
nonmarketable_limit$1k–$5k • ODD939,54032,740,9929.4%100.0%12.0 bps34.4 bps75%49th$0.049199.3%
nonmarketable_limit$1k–$5k • ROUND2,770,666961,342,1121.4%100.0%21.3 bps79.8 bps65%41st$0.017690.2%
nonmarketable_limit$5k–$10k • ODD347,13115,152,9609.7%100.0%9.8 bps36.1 bps84%55th$0.064199.7%
nonmarketable_limit$5k–$10k • ROUND3,193,9344,377,610,5820.3%100.0%15.1 bps61.5 bps80%44th$0.022565.4%
nonmarketable_limit$10k–$20k • ODD162,4619,718,1707.4%100.0%9.9 bps33.9 bps86%51st$0.090899.8%
nonmarketable_limit$10k–$20k • ROUND10,345,10818,969,245,3060.1%100.0%10.1 bps48.7 bps91%41st$0.029750.3%
nonmarketable_limit$20k–$50k • ODD36,1452,322,2903.6%100.0%11.9 bps27.0 bps74%49th$0.153799.8%
nonmarketable_limit$20k–$50k • ROUND28,137,35460,218,067,2450.1%100.0%9.1 bps47.9 bps95%44th$0.044951.8%
nonmarketable_limit$50k–$200k • ROUND72,630,447166,103,552,8360.0%100.0%7.9 bps41.6 bps97%46th$0.063154.8%
nonmarketable_limit≥$200k • ROUND13,709,87423,737,868,3380.1%100.0%6.8 bps42.9 bps91%57th$0.139673.7%
marketable_limit<$250 • ODD186,425310,53898.1%95.4%3.6 bps-3.5 bps95%97th$0.0158100.0%
marketable_limit$250–$999 • ODD633,6022,616,83297.4%95.0%3.4 bps-3.8 bps99%95th$0.0281100.0%
marketable_limit$250–$999 • ROUND23023,01299.1%98.9%5.7 bps-1.7 bps100%100th$0.0001100.0%
marketable_limit$1k–$5k • ODD1,148,65814,652,66396.6%95.2%3.5 bps-5.7 bps100%98th$0.0465100.0%
marketable_limit$1k–$5k • ROUND66,4976,862,31394.0%87.5%2.1 bps-5.9 bps99%92nd$0.0027100.0%
marketable_limit$5k–$10k • ODD513,05913,417,47596.6%95.4%3.3 bps-7.2 bps97%95th$0.0672100.0%
marketable_limit$5k–$10k • ROUND101,76412,533,79595.1%85.7%2.5 bps-4.1 bps95%98th$0.0092100.0%
marketable_limit$10k–$20k • ODD307,45511,153,36496.2%95.4%3.1 bps-5.0 bps96%93rd$0.0913100.0%
marketable_limit$10k–$20k • ROUND293,73132,103,34995.7%87.3%3.1 bps-6.4 bps94%97th$0.0290100.0%
marketable_limit$20k–$50k • ODD116,3654,457,26594.1%97.4%3.1 bps-0.6 bps96%85th$0.2337100.0%
marketable_limit$20k–$50k • ROUND447,07763,288,55194.9%82.8%2.3 bps-4.8 bps94%88th$0.0520100.0%
marketable_limit$50k–$200k • ODD3,484125,22392.4%98.4%2.8 bps0.9 bps95%70th$0.5817100.0%
marketable_limit$50k–$200k • ROUND285,40993,263,96694.1%71.6%1.8 bps-2.8 bps90%78th$0.0929100.0%
marketable_limit≥$200k • ROUND56,54762,259,81493.3%64.5%1.2 bps-4.9 bps85%91st$0.1804100.0%
nonmarketable_limit<$250 • ODD31,81158,64228.8%100.0%5.3 bps19.9 bps67%70th$0.030199.5%
nonmarketable_limit$250–$999 • ODD106,175546,37433.3%100.0%5.0 bps22.4 bps76%74th$0.044099.7%
nonmarketable_limit$250–$999 • ROUND2200————————
nonmarketable_limit$1k–$5k • ODD1,003,93520,410,1697.1%100.0%4.9 bps26.8 bps92%65th$0.051499.1%
nonmarketable_limit$1k–$5k • ROUND52,4635,290,5023.2%100.0%3.9 bps11.1 bps73%58th$0.003497.4%
nonmarketable_limit$5k–$10k • ODD729,30218,806,0847.1%100.0%4.7 bps30.0 bps92%65th$0.068899.2%
nonmarketable_limit$5k–$10k • ROUND105,85116,349,1983.8%100.0%4.0 bps24.2 bps80%79th$0.011598.2%
nonmarketable_limit$10k–$20k • ODD261,42611,301,5759.4%100.0%4.5 bps24.0 bps93%64th$0.086099.6%
nonmarketable_limit$10k–$20k • ROUND300,60951,817,7285.1%100.0%4.5 bps33.9 bps91%71st$0.027099.1%
nonmarketable_limit$20k–$50k • ODD78,5033,957,81812.2%100.0%4.5 bps8.7 bps94%67th$0.186799.9%
nonmarketable_limit$20k–$50k • ROUND832,242341,644,6961.9%100.0%4.0 bps36.2 bps95%65th$0.047598.2%
nonmarketable_limit$50k–$200k • ODD36312,89475.4%100.0%3.9 bps2.9 bps95%33rd$0.3597100.0%
nonmarketable_limit$50k–$200k • ROUND32,206,08762,833,469,2190.0%100.0%3.8 bps31.1 bps99%65th$0.082776.8%
nonmarketable_limit≥$200k • ROUND38,963,97161,465,331,7410.0%100.0%3.4 bps29.0 bps99%59th$0.126484.1%

2. Broker-Dealers Routing Here (Reverse 606 Index)

Firms directing customer order flow to this market center under SEC Rule 606(a), with route percentages and PFOF rates.

No broker-dealers identified routing flow to this market center in 2026Q3.

3. Rule 605 Report Files & Ingestion History

Published monthly execution quality data files crawled from vendor and exchange landing pages.

File NameMonthKindStatusFetched AtSource URL
tiats202607.dat202607detailedstored2026-09-28T18:18:45.815+00:00 File Link ↗
tiats202607.zip202607detailedvariant File Link ↗
IBAT.202608.csv202608summarytoo_large2026-10-02T12:18:43.047+00:00 File Link ↗

4. Coverage Gaps & Review Limitations

Suppressed Cells
1
Tiers with < 100 covered orders
Missing Files
0
Months unretrievable

Methodological Caveats:

  • A venue's Rule 605 statistics describe all flow it handled, not this firm's orders.
  • 606 route shares are per order, not per share, and list only the top 10 venues plus any venue with at least 5% of non-directed orders.
  • FINRA Rule 5310.09 also requires the firm's own order-level review of its executions.
  • This report is not legal or compliance advice.
  • Net price improvement is in basis points of executed notional (quote midpoint × shares). The PFOF comparison converts the difference to ¢/100 sh at the venue's average executed price; it is an estimate.
  • Brokers routing here reflect venue aliases as of the last crosswalk-venues run.
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