Weiss Asset Management’s MarketAxess Holdings MKTX Stock Holding History

Weiss Asset Management’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 Q2	–	Sell	-7,490	Closed	-$1.24M	–	766
2026 Q1	$1.24M	Buy	+7,490	New	+$1.31M	0.02%	310
2025 Q4	–	Sell	-34,404	Closed	-$5.99M	–	754
2025 Q3	$5.99M	Buy	+34,404	New	+$6.73M	0.07%	138
2023 Q2	–	Sell	-1,500	Closed	-$587K	–	281
2023 Q1	$587K	Buy	+1,500	New	+$531K	0.04%	200
2022 Q4	–	Sell	-2,975	Closed	-$662K	–	614
2022 Q3	$662K	Buy	+2,975	New	+$763K	0.02%	505

Other funds holding MKTX

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

Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return

NRCM

North Reef Capital Management Laguna Beach, California $2.61B AUM 11.5% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

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

Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Weiss Asset Management's MKTX Position: Q2 2026 in Review

Weiss Asset Management sold out of MarketAxess Holdings (MKTX) in Q2 2026, closing a stake of 7,490 shares — an estimated $1.24M sold.

Weiss Asset Management first reported a position in MKTX in Q3 2022 and held it in 4 quarters. The position peaked at $5.99M in Q3 2025. 394 funds tracked by Wall St. Rank hold MKTX as of Q2 2026.

Weiss Asset Management reported no remaining MarketAxess Holdings position as of Q2 2026 after selling out during the quarter.
Weiss Asset Management sold 7,490 MarketAxess Holdings shares in Q2 2026, an estimated $1.24M.
Weiss Asset Management first reported a position in MarketAxess Holdings in Q3 2022 and held it in 4 quarters.
Weiss Asset Management's MarketAxess Holdings position peaked at $5.99M in Q3 2025.
394 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q2 2026.

Based on Weiss Asset Management's 13F filing for Q2 2026, filed 14 Aug 2026.