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Driehaus Capital Management LLC

Position in MKTX — Marketaxess Holdings Inc

CIK 938206 Chicago, IL

Position in MKTX

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$39,472,454
+$29,518,060 QoQ
Shares Held
239,256
+515.8% QoQ
Ownership
0.680%
of shares outstanding
% of Portfolio
0.29%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
7 quarters on record
Voting authority Sole 83% Shared 0% None 17%

Common Shares in MKTX Over Time

Shares Held

Position Value (USD)

Position in Capital Markets

Financial Services · as of Jun 30, 2026

Driehaus Capital Management LLC holds $314,612,949 across 5 Capital Markets names.

# Ticker Company Shares Value (USD) Open

All Filings in MKTX

Export CSV
7 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $39,472,454 239,256
2024-09-30 $9,954,394 38,854
2023-03-31 $19,903,748 50,867
2020-12-31 $748,574 1,312
2020-09-30 $639,551 1,328
2020-06-30 $744,868 1,487
2020-03-31 $215,505 648