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Rule 605 Market Center Scorecard

OSAIC INSTITUTIONS, INC.

Reporter ID: OIIP • Quarter: 2026Q3 • Methodology: exq-3
Status: ACTIVE
Generated: Thu, 15 Oct 2026 22:34:30 GMT
Quarter:2026Q3
Covered Orders24,428Across all reported tiers
Covered Shares3,559,544In Q3 2026
Active Tiers63Order 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 • Fractional223113—0.0%0.0 bps——3rd—100.0%
Market<$250 • Odd Lot2,2146,776—93.0%3.3 bps——16th—100.0%
Market<$250 • Round Lot2245————————
Market$250–$999 • Fractional21————————
Market$250–$999 • Odd Lot3,84440,300—92.3%3.2 bps——21st—100.0%
Market$250–$999 • Round Lot2910,646————————
Market$1k–$5k • Odd Lot4,828155,588—91.0%2.6 bps——18th—100.0%
Market$1k–$5k • Round Lot553132,191—92.6%4.8 bps——26th—100.0%
Market$5k–$10k • Odd Lot85744,174—90.4%2.1 bps——12th—100.0%
Market$5k–$10k • Round Lot1,070260,603—95.1%3.4 bps——26th—100.0%
Market$10k–$20k • Odd Lot23612,815—92.2%1.9 bps——15th—100.0%
Market$10k–$20k • Round Lot1,091387,440—96.0%2.9 bps——35th—100.0%
Market$20k–$50k • Odd Lot221,562————————
Market$20k–$50k • Round Lot973700,196—88.8%2.5 bps——37th—100.0%
Market$50k–$200k • Round Lot431705,812—89.9%1.5 bps——35th—100.0%
Market≥$200k • Round Lot53474,025————————
Marketable Limit$250–$999 • Round Lot2758————————
Marketable Limit$1k–$5k • Odd Lot170————————
Marketable Limit$1k–$5k • Round Lot84,293————————
Marketable Limit$5k–$10k • Odd Lot165————————
Marketable Limit$5k–$10k • Round Lot72,189————————
Marketable Limit$10k–$20k • Round Lot52,467————————
Marketable Limit$20k–$50k • Round Lot718,025————————
Marketable Limit$50k–$200k • Round Lot38,500————————
Marketable Limit≥$200k • Round Lot636,225————————
Non-Marketable Limit$250–$999 • Odd Lot6182————————
Non-Marketable Limit$1k–$5k • Odd Lot7149————————
Non-Marketable Limit$1k–$5k • Round Lot193,790————————
Non-Marketable Limit$5k–$10k • Odd Lot14511————————
Non-Marketable Limit$5k–$10k • Round Lot2714,733————————
Non-Marketable Limit$10k–$20k • Odd Lot14687————————
Non-Marketable Limit$10k–$20k • Round Lot3218,496————————
Non-Marketable Limit$20k–$50k • Round Lot1825,560————————
Non-Marketable Limit$50k–$200k • Round Lot4770,444————————
Non-Marketable Limit≥$200k • Round Lot1141,405————————
Market<$250 • Fractional10544—0.0%0.0 bps——4th—100.0%
Market<$250 • Odd Lot6321,149—97.1%3.3 bps——72nd—100.0%
Market$250–$999 • Fractional64————————
Market$250–$999 • Odd Lot2,28010,006—98.1%3.4 bps——78th—100.0%
Market$250–$999 • Round Lot4400————————
Market$1k–$5k • Odd Lot2,89139,931—98.4%3.1 bps——66th—100.0%
Market$1k–$5k • Round Lot495,499————————
Market$5k–$10k • Odd Lot70521,450—97.4%2.8 bps——54th—100.0%
Market$5k–$10k • Round Lot7613,253————————
Market$10k–$20k • Odd Lot2529,819—95.9%2.4 bps——32nd—100.0%
Market$10k–$20k • Round Lot15327,623—98.6%2.1 bps——38th—100.0%
Market$20k–$50k • Odd Lot562,399————————
Market$20k–$50k • Round Lot25556,051—98.2%2.0 bps——40th—100.0%
Market$50k–$200k • Round Lot17080,353—98.9%1.7 bps——29th—100.0%
Market≥$200k • Round Lot2774,852————————
Marketable Limit$20k–$50k • Odd Lot123————————
Marketable Limit$20k–$50k • Round Lot31,204————————
Marketable Limit$50k–$200k • Round Lot21,700————————
Non-Marketable Limit$1k–$5k • Odd Lot470————————
Non-Marketable Limit$1k–$5k • Round Lot2200————————
Non-Marketable Limit$5k–$10k • Odd Lot22384————————
Non-Marketable Limit$5k–$10k • Round Lot4550————————
Non-Marketable Limit$10k–$20k • Odd Lot27684————————
Non-Marketable Limit$10k–$20k • Round Lot71,030————————
Non-Marketable Limit$20k–$50k • Odd Lot2123————————
Non-Marketable Limit$20k–$50k • Round Lot113,687————————
Non-Marketable Limit$50k–$200k • Round Lot1724,020————————
Non-Marketable Limit≥$200k • Round Lot22,000————————

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
OIIP202608.zip202608detailedstored2026-10-15T20:12:42.649401734+00:00 File Link ↗
OIIP202608.csv202608summarytoo_large2026-10-15T22:24:29.701+00:00 File Link ↗

4. Coverage Gaps & Review Limitations

Suppressed Cells
43
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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