April 2025 Monthly Aggregate Trading Data

Segment Concentration as a Percentage of ADV

Segment Breakdown
B/D66.63%
EMM18.98%
Agency Algo/SOR11.67%
LT-PROP2.23%
S/Access0.25%
ECN/EXCH0.16%
HT: Agency0.08%
HT-Prop0.00%

Spread Execution Metrics

At Bid/Ask26.50%
Inside NBBO excluding Midpoint13.25
At Midpoint*60.25%

Average Executed Notional Block Data

>$200K8.70%
$100K – $200K3.94%

Platform Latency

p-ValueMicroseconds
p0 12
p25 18
p50 20
p75 24
p90 35
p95 84
p99 703

Conditional Order Statistics

  • Median response time: 0.927 milliseconds
  • Average firm-up rate (orders): 90.36%
  • Conditional percentage of ADV: 4.52%

VWAP/Trajectory Cross Order Statistics

  • VWAP Block ADV (shares): 60,988,368
  • VWAP Block Unique Symbols Traded: 4,558
  • VWAP Slice ADV (shares): 45,172,461
  • VWAP Slice Unique Symbols Traded: 3,576

VWAP Order Time Percentage

1 min – 2 max62.23%
1 min – 1 max16.25%
5 min – 5 max12.63%
Other8.89%

VWAP Executed Volume By Market Cap

Large Cap56.73%
Mid Cap27.38%
Small Cap15.88%

VWAP Executed Symbols by Market Cap

Large Cap986
Mid Cap1,131
Small Cap2,489

VWAP Inflow Breakdown

Open to Counterparty30.53%
Open Only to Self-Match69.47%
Contra Matched6.13%
Self-Matched93.87%

Odd Lot Statistics

  • Odd Lot percentage of ADV 18.35%

Average Trade Size

  • 60 shares

Executions by Trade Size

Trade BasketAvg Trade SizeVolume
1 – 4993963.73%
500 – 99965510.04%
1,000 – 1,9991,2917.24%
2,000 – 4,9992,9326.55%
5,000 – 9,9996,6933.95%
≥ 10,00023,0988.49%
Trade BasketAvg Trade SizeVolume
All60100.00%
≥ 5001,50436.27%
≥ 1,0002,98026.23%
≥ 2,0005,95018.99%
≥ 5,00012,98912.44%
≥ 10,00023,0988.49%

Archives

April 2025 Aggregate Trade Data

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March 2025 Aggregate Trade Data

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February 2025 Aggregate Trade Data

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January 2025 Aggregate Trade Data

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December 2024 Aggregate Trade

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November 2024 Aggregate Trade

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*VWAP Volume not included in Midpoint Volume Calculation
Figures may not total to 100% due to rounding
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