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Rule 605 Market Center Scorecard

ALPHAX US

Reporter ID: ALPX • Quarter: 2026Q3 • Methodology: exq-2
Status: ACTIVE
Generated: Wed, 14 Oct 2026 19:16:51 GMT
Quarter:2026Q3
Covered Orders751,153,440Across all reported tiers
Covered Shares180,041,739,127In Q3 2026
Active Tiers68Order 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
market<$250 • ODD22512————————
market<$250 • ROUND8950————————
market$250–$999 • ODD8406————————
market$250–$999 • ROUND184,157————————
market$1k–$5k • ODD4287————————
market$1k–$5k • ROUND73,037————————
market$5k–$10k • ROUND1500————————
market$20k–$50k • ROUND11,000————————
market$50k–$200k • ROUND11,800————————
marketable_limit<$250 • ODD74,969783,6757.0%28.3%1.0 bps-33.9 bps22%20th$0.0362100.0%
marketable_limit<$250 • ROUND39,3578,892,7971.5%74.7%3.0 bps-53.7 bps67%36th$0.0077100.0%
marketable_limit$250–$999 • ODD26,234676,6967.2%11.4%0.7 bps-1.1 bps2%21st$0.0497100.0%
marketable_limit$250–$999 • ROUND95,98626,600,7370.8%30.6%1.8 bps-14.1 bps49%32nd$0.012699.9%
marketable_limit$1k–$5k • ODD19,883968,2925.7%23.3%1.5 bps-3.5 bps7%42nd$0.1061100.0%
marketable_limit$1k–$5k • ROUND1,053,988270,676,4830.3%20.5%0.5 bps-2.4 bps82%21st$0.024398.9%
marketable_limit$5k–$10k • ODD4,394284,7496.3%43.9%2.5 bps-3.1 bps3%68th$0.2838100.0%
marketable_limit$5k–$10k • ROUND930,832287,114,7960.2%25.3%0.7 bps-1.4 bps72%31st$0.041698.6%
marketable_limit$10k–$20k • ODD1,711117,2658.3%53.1%0.8 bps—0%33rd$0.2220100.0%
marketable_limit$10k–$20k • ROUND853,262359,574,8160.2%28.4%0.6 bps-1.2 bps74%37th$0.061098.0%
marketable_limit$20k–$50k • ODD9,072737,8040.1%41.9%0.7 bps-1.2 bps75%28th$0.5279100.0%
marketable_limit$20k–$50k • ROUND585,776349,568,4820.1%27.8%0.5 bps-1.7 bps69%40th$0.086897.4%
marketable_limit$50k–$200k • ROUND222,463258,127,0140.2%23.0%0.8 bps-2.0 bps44%57th$0.088398.1%
marketable_limit≥$200k • ROUND13,354266,096,5870.1%16.7%0.4 bps-5.1 bps45%84th$0.048699.3%
nonmarketable_limit<$250 • ODD1,479,07511,489,8034.7%99.8%9.9 bps44.0 bps97%11th$0.000498.4%
nonmarketable_limit<$250 • ROUND11,797,3101,738,791,7350.1%100.0%37.7 bps95.6 bps99%29th$0.000195.4%
nonmarketable_limit$250–$999 • ODD1,148,14316,057,8273.5%99.6%7.4 bps33.5 bps89%11th$0.000494.8%
nonmarketable_limit$250–$999 • ROUND10,405,8531,640,132,9220.1%99.8%16.2 bps64.9 bps96%6th$0.000298.1%
nonmarketable_limit$1k–$5k • ODD824,29626,441,4232.5%99.5%7.4 bps32.6 bps90%22nd$0.001195.1%
nonmarketable_limit$1k–$5k • ROUND88,398,41315,568,225,4180.0%99.6%9.7 bps59.7 bps99%18th$0.000997.9%
nonmarketable_limit$5k–$10k • ODD144,2388,159,4462.1%99.5%7.2 bps33.1 bps83%37th$0.004897.2%
nonmarketable_limit$5k–$10k • ROUND96,546,40319,197,273,4940.0%99.5%8.7 bps60.8 bps99%22nd$0.003397.6%
nonmarketable_limit$10k–$20k • ODD56,5553,355,7192.4%99.6%8.0 bps28.5 bps81%40th$0.007598.4%
nonmarketable_limit$10k–$20k • ROUND113,788,20826,690,860,5660.0%99.8%8.2 bps54.8 bps99%33rd$0.007197.1%
nonmarketable_limit$20k–$50k • ODD9,810741,7821.5%100.0%10.1 bps16.4 bps80%45th$0.0072100.0%
nonmarketable_limit$20k–$50k • ROUND118,202,05432,840,570,6590.0%99.8%9.3 bps54.6 bps98%48th$0.016696.9%
nonmarketable_limit$50k–$200k • ROUND55,218,97122,882,994,9440.0%99.9%8.9 bps48.2 bps93%54th$0.036898.2%
nonmarketable_limit≥$200k • ROUND1,751,5073,240,091,5090.0%99.7%7.5 bps39.6 bps59%67th$0.008899.5%
market$20k–$50k • ROUND160————————
market$50k–$200k • ROUND111,320————————
market≥$200k • ROUND21,500————————
marketable_limit<$250 • ODD3,8857,92317.7%14.0%0.2 bps-3.8 bps31%17th$0.0763100.0%
marketable_limit$250–$999 • ODD9,07645,15016.2%14.5%0.2 bps-1.2 bps20%21st$0.1193100.0%
marketable_limit$250–$999 • ROUND3300————————
marketable_limit$1k–$5k • ODD9,813246,3557.4%20.9%0.4 bps-2.4 bps17%23rd$0.0892100.0%
marketable_limit$1k–$5k • ROUND101,1247,461,8520.6%6.0%0.0 bps-1.5 bps85%16th$0.0228100.0%
marketable_limit$5k–$10k • ODD4,651215,7405.7%31.9%0.5 bps-0.7 bps20%30th$0.1050100.0%
marketable_limit$5k–$10k • ROUND273,49536,271,6360.3%11.9%0.1 bps-1.3 bps96%19th$0.027799.8%
marketable_limit$10k–$20k • ODD3,148159,9905.8%36.7%0.3 bps-2.7 bps28%24th$0.1231100.0%
marketable_limit$10k–$20k • ROUND841,724112,451,2150.2%22.1%0.2 bps-2.0 bps98%23rd$0.070199.7%
marketable_limit$20k–$50k • ODD60,6163,543,8570.2%50.8%0.4 bps-0.8 bps73%26th$0.2371100.0%
marketable_limit$20k–$50k • ROUND972,634185,949,5320.2%27.0%0.2 bps-2.1 bps99%24th$0.102097.9%
marketable_limit$50k–$200k • ODD40514,3070.3%86.4%0.4 bps1.3 bps100%33rd$0.7914100.0%
marketable_limit$50k–$200k • ROUND487,007180,789,4280.2%32.5%0.2 bps-1.8 bps96%27th$0.150198.8%
marketable_limit≥$200k • ROUND9,80831,841,1230.5%39.3%0.4 bps-4.1 bps51%74th$0.194799.2%
nonmarketable_limit<$250 • ODD227,105824,7998.8%99.7%3.5 bps20.1 bps100%25th$0.000199.6%
nonmarketable_limit$250–$999 • ODD755,4204,585,0825.2%99.5%3.5 bps20.5 bps100%32nd$0.000599.5%
nonmarketable_limit$250–$999 • ROUND63863,8427.2%100.0%6.0 bps50.7 bps100%24th$0.0000100.0%
nonmarketable_limit$1k–$5k • ODD946,65911,828,7844.2%99.4%3.5 bps22.2 bps100%20th$0.000498.4%
nonmarketable_limit$1k–$5k • ROUND743,76870,390,8240.9%99.6%2.5 bps18.5 bps100%20th$0.000099.0%
nonmarketable_limit$5k–$10k • ODD215,4296,728,4353.3%99.4%3.7 bps25.5 bps97%38th$0.000798.4%
nonmarketable_limit$5k–$10k • ROUND6,883,423795,552,2890.1%99.4%2.9 bps23.9 bps100%43rd$0.000298.8%
nonmarketable_limit$10k–$20k • ODD103,6984,950,7773.1%99.4%3.8 bps20.8 bps95%42nd$0.001998.8%
nonmarketable_limit$10k–$20k • ROUND29,677,8134,390,367,4450.0%99.6%4.7 bps36.1 bps100%80th$0.002399.0%
nonmarketable_limit$20k–$50k • ODD37,6702,155,4952.1%99.7%3.6 bps9.4 bps94%41st$0.005598.8%
nonmarketable_limit$20k–$50k • ROUND95,001,37517,695,307,1050.0%99.8%4.5 bps42.9 bps100%75th$0.008999.1%
nonmarketable_limit$50k–$200k • ODD49017,7003.0%100.0%3.5 bps2.9 bps82%28th$-0.0235100.0%
nonmarketable_limit$50k–$200k • ROUND103,520,38228,906,505,3230.0%99.6%4.2 bps29.5 bps100%74th$0.026399.0%
nonmarketable_limit≥$200k • ROUND6,559,9801,898,039,8500.0%98.9%3.9 bps25.7 bps94%72nd$0.014198.4%

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
TALPX202607.dat202607detailedstored2026-10-01T07:23:52.559+00:00 File Link ↗
TALPX202607.zip202607detailedvariant File Link ↗
ALPX202608.zip202608detailedstored2026-09-30T21:27:25.064162353+00:00 File Link ↗
ALPX202608.csv202608summarystored2026-09-30T21:27:25.069550809+00:00 File Link ↗

4. Coverage Gaps & Review Limitations

Suppressed Cells
13
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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