Jefferies Financial Group’s MarketAxess Holdings MKTX Stock Holding History

Jefferies Financial Group’s Portfolio MKTX Stock Details MKTX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$1.35M	Buy	8,190 +3,432	+72%	+$601K	0.01%	803
2025 Q4	$862K	Sell	4,758 -33,335	-88%	-$5.69M	﹤0.01%	1145
2025 Q3	$6.64M	Buy	38,093 +31,093	+444%	+$6.08M	0.03%	302
2025 Q2	$1.56M	Sell	7,000 -26,797	-79%	-$5.89M	0.01%	595
2025 Q1	$7.31M	Sell	33,797 -29,136	-46%	-$6.12M	0.06%	209
2024 Q4	$14.2M	Buy	62,933 +58,800	+1,423%	+$15.5M	0.09%	176
2024 Q3	$1.06M	Buy	+4,133	New	+$969K	0.01%	771
2024 Q2	–	Sell	-9,646	Closed	-$2.11M	–	1703
2024 Q1	$2.11M	Buy	9,646 +7,087	+277%	+$1.67M	0.02%	575
2023 Q4	$749K	Buy	+2,559	New	+$619K	﹤0.01%	1075
2023 Q2	–	Sell	-764	Closed	-$299K	–	1894
2023 Q1	$299K	Buy	+764	New	+$271K	﹤0.01%	1234

Other funds holding MKTX

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

NRCM

North Reef Capital Management Laguna Beach, California $2.91B AUM 11.03% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Jefferies Financial Group's MKTX Position: Q1 2026 in Review

Jefferies Financial Group increased its MarketAxess Holdings (MKTX) stake by 72% in Q1 2026, buying an estimated $601K and bringing the position to 8,190 shares worth $1.35M. The position accounts for 0.01% of the portfolio, ranked #803.

Jefferies Financial Group first reported a position in MKTX in Q1 2023 and has held it in 10 quarters since. The position peaked at $14.2M in Q4 2024. 450 funds tracked by Wall St. Rank hold MKTX as of Q1 2026.

Jefferies Financial Group held 8,190 shares of MarketAxess Holdings worth $1.35M as of Q1 2026.
Jefferies Financial Group bought 3,432 MarketAxess Holdings shares in Q1 2026, an estimated $601K.
MarketAxess Holdings made up 0.01% of Jefferies Financial Group's portfolio in Q1 2026, its #803 holding.
Jefferies Financial Group first reported a position in MarketAxess Holdings in Q1 2023 and has held it in 10 quarters since.
Jefferies Financial Group's MarketAxess Holdings position peaked at $14.2M in Q4 2024.
450 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q1 2026.

Based on Jefferies Financial Group's 13F filing for Q1 2026, filed 8 May 2026.