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Walleye Capital LLC

Position in MKTX — Marketaxess Holdings Inc

CIK 1758720 NEW YORK, NY

Position in MKTX

as of Jun 30, 2026 · filed Aug 3, 2026
Position Value
$10,668,286
-$44,224,354 QoQ
Shares Held
94,002
-71.7% QoQ
Ownership
0.267%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
#55
of 393 holders
Holding Since
Jun 2021
19 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MKTX Over Time

Shares Held

Position Value (USD)

Derivatives in MKTX

reported options exposure · as of Jun 30, 2026
CallValue
$896,571
CallShares
7,900
PutValue
$238,329
PutShares
2,100

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Capital Markets

Financial Services · as of Jun 30, 2026

Walleye Capital LLC holds $479,240,581 across 39 Capital Markets names. MKTX ranks #14 (2.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in MKTX

Export CSV
32 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $10,668,286 94,002
2026-06-30 $238,329 2,100
2026-06-30 $896,571 7,900
2026-03-31 $16,498 100
2026-03-31 $54,892,640 332,723
2025-12-31 $30,574,700 168,688
2025-12-31 $145,000 800
2025-12-31 $54,375 300
2025-09-30 $2,662,714 15,281
2025-06-30 $43,624,332 195,327
2025-06-30 $469,014 2,100
2025-03-31 $34,627,250 160,052
2024-12-31 $23,152,599 102,427
2024-09-30 $918,989 3,587
2024-06-30 $2,065,459 10,300
2024-06-30 $21,426,429 106,849
2024-06-30 $20,053 100
2024-03-31 $1,315,500 6,000
2024-03-31 $13,808,365 62,980
2024-03-31 $789,300 3,600
2023-12-31 $790,695 2,700
2023-12-31 $322,135 1,100
2023-09-30 $363,188 1,700
2023-09-30 $10,577,102 49,509
2023-09-30 $448,644 2,100
2023-06-30 $2,764,777 10,576
2023-03-31 $949,660 2,427
2022-12-31 $8,620,768 30,911
2022-06-30 $1,968,460 7,689
2022-03-31 $263,314 774
2021-12-31 $988,281 2,403
2021-06-30 $248,020 535