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TWO SIGMA INVESTMENTS, LP

Position in MKTX — Marketaxess Holdings Inc

CIK 1179392 NEW YORK, NY

Position in MKTX

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$86,453,479
-$10,248,289 QoQ
Shares Held
524,024
-1.8% QoQ
Ownership
1.47%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2020
22 quarters on record
Voting authority Sole 99.12217761018579.ToString("F0")% Shared 0.ToString("F0")% None 0.8778223898142069.ToString("F0")%

Common Shares in MKTX Over Time

Shares Held

Position Value (USD)

Derivatives in MKTX

reported options exposure · as of Dec 31, 2021
CallValue
$2,714,382
CallShares
6,600
PutValue
$2,714,382
PutShares
6,600

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 Mar 31, 2026

TWO SIGMA INVESTMENTS, LP holds $2,981,937,111 across 36 Capital Markets names. MKTX ranks #9 (2.9% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in MKTX

Export CSV
27 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $86,453,479 524,024
2025-12-31 $96,701,768 533,527
2025-09-30 $63,493,912 364,384
2025-06-30 $62,555,077 280,089
2025-03-31 $93,143,434 430,522
2024-12-31 $65,171,626 288,319
2024-09-30 $60,699,672 236,923
2024-06-30 $40,776,973 203,346
2024-03-31 $7,304,094 33,314
2023-12-31 $10,055,883 34,338
2023-09-30 $50,479,500 236,283
2023-06-30 $11,361,313 43,460
2022-12-31 $805,434 2,888
2022-09-30 $35,778,394 160,809
2022-06-30 $26,177,278 102,251
2022-03-31 $3,976,257 11,688
2021-12-31 $2,714,382 6,600
2021-12-31 $2,714,382 6,600
2021-09-30 $2,061,381 4,900
2021-09-30 $1,472,415 3,500
2021-06-30 $463,590 1,000
2021-06-30 $2,132,514 4,600
2021-03-31 $497,920 1,000
2021-03-31 $1,543,552 3,100
2020-12-31 $741,728 1,300
2020-12-31 $1,141,120 2,000
2020-09-30 $13,575,058 28,188