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SummitTX Capital, L.P.

Position in MKTX — Marketaxess Holdings Inc

CIK 2052310 FORT WORTH, TX

Position in MKTX

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$2,764,843
+$297,668 QoQ
Shares Held
24,362
+79.0% QoQ
Ownership
0.069%
of shares outstanding
% of Portfolio
0.07%
of 13F equity value
Holder Rank
#117
of 385 holders
Holding Since
Mar 2025
5 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MKTX Over Time

Shares Held

Position Value (USD)

Position in Capital Markets

Financial Services · as of Jun 30, 2026

SummitTX Capital, L.P. holds $74,880,222 across 17 Capital Markets names. MKTX ranks #6 (3.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 MKTX
Marketaxess Holdings Inc
This page
24,362 $2,764,843

All Filings in MKTX

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5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $2,764,843 24,362
2025-12-31 $2,467,175 13,612
2025-09-30 $318,529 1,828
2025-06-30 $848,021 3,797
2025-03-31 $381,641 1,764