Parallax Volatility Advisers’s MarketAxess Holdings MKTX Stock Holding History

Parallax Volatility Advisers’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
2024 Q1	–	Sell	-1,100	Closed	-$322K	–	2151
2023 Q4	$322K	Buy	+1,100	New	+$266K	﹤0.01%	1690
2022 Q2	–	Sell	-2,000	Closed	-$680K	–	3118
2022 Q1	$680K	Sell	2,000 -3,300	-62%	-$1.2M	﹤0.01%	1803
2021 Q4	$2.18M	Sell	5,300 -4,800	-48%	-$1.89M	﹤0.01%	1607
2021 Q3	$4.25M	Buy	10,100 +7,500	+288%	+$3.44M	﹤0.01%	1308
2021 Q2	$1.21M	Sell	2,600 -1,800	-41%	-$857K	﹤0.01%	1847
2021 Q1	$2.2M	Sell	4,400 -1,500	-25%	-$800K	﹤0.01%	1691
2020 Q4	$3.36M	Sell	5,900 -2,300	-28%	-$1.25M	﹤0.01%	1625
2020 Q3	$3.94M	Buy	8,200 +5,200	+173%	+$2.57M	﹤0.01%	1429
2020 Q2	$1.5M	Buy	3,000 +300	+11%	+$140K	﹤0.01%	1569
2020 Q1	$898K	Buy	+2,700	New	+$941K	﹤0.01%	1518

Other funds holding MKTX

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

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

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return

GAM

GuardCap Asset Management London, United Kingdom $1.41B AUM 8.17% 1-Year Est. Return

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

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

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Parallax Volatility Advisers's MKTX Position: Q4 2024 in Review

Parallax Volatility Advisers sold out of MarketAxess Holdings (MKTX) in Q4 2024, closing a stake of 1,879 shares — an estimated $481K sold.

Parallax Volatility Advisers first reported a position in MKTX in Q2 2018 and held it in 13 quarters. The position peaked at $1.32M in Q3 2020. 518 funds tracked by Wall St. Rank hold MKTX as of Q4 2024.

Parallax Volatility Advisers reported no remaining MarketAxess Holdings position as of Q4 2024 after selling out during the quarter.
Parallax Volatility Advisers sold 1,879 MarketAxess Holdings shares in Q4 2024, an estimated $481K.
Parallax Volatility Advisers first reported a position in MarketAxess Holdings in Q2 2018 and held it in 13 quarters.
Parallax Volatility Advisers's MarketAxess Holdings position peaked at $1.32M in Q3 2020.
518 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q4 2024.

Based on Parallax Volatility Advisers's 13F filing for Q4 2024, filed 14 Feb 2025.