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RDST Capital LLC

Position in MKTX — Marketaxess Holdings Inc

CIK 1912187 SEATTLE, WA

Position in MKTX

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$48,713,149
-$7,600,682 QoQ
Shares Held
295,267
-5.0% QoQ
Ownership
0.831%
of shares outstanding
% of Portfolio
4.90%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2025
5 quarters on record
Voting authority Sole 87.5665076015945.ToString("F0")% Shared 12.433492398405512.ToString("F0")% None 0.ToString("F0")%

Common Shares in MKTX Over Time

Shares Held

Position Value (USD)

Position in Capital Markets

Financial Services · as of Mar 31, 2026

RDST Capital LLC holds $48,713,149 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
295,267 $48,713,149

All Filings in MKTX

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5 filing rows on record
Report Date Value (USD) Shares
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