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RDST Capital LLC

Position in MKTX — Marketaxess Holdings Inc

CIK 1912187 SEATTLE, WA

Position in MKTX

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$28,044,740
-$20,668,409 QoQ
Shares Held
247,112
-16.3% QoQ
Ownership
0.702%
of shares outstanding
% of Portfolio
2.32%
of 13F equity value
Holder Rank
#28
of 393 holders
Holding Since
Mar 2025
6 quarters on record
Voting authority Sole 89% Shared 11% None 0%

Common Shares in MKTX Over Time

Shares Held

Position Value (USD)

Position in Capital Markets

Financial Services · as of Jun 30, 2026

RDST Capital LLC holds $28,044,740 across 1 Capital Markets name. MKTX ranks #1 (100.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 MKTX
Marketaxess Holdings Inc
This page
247,112 $28,044,740

All Filings in MKTX

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6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $28,044,740 247,112
2026-03-31 $48,713,149 295,267
2025-12-31 $56,313,831 310,697
2025-09-30 $49,059,564 281,547
2025-06-30 $24,345,176 109,005
2025-03-31 $7,404,578 34,225