Parallax Volatility Advisers’s MarketAxess Holdings MKTX Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2024 Q4	–	Sell	-1,879	Closed	-$481K	–	2348
2024 Q3	$481K	Buy	+1,879	New	+$440K	0.01%	1532
2024 Q1	–	Sell	-48	Closed	-$14.1K	–	2342
2023 Q4	$14.1K	Buy	+48	New	+$11.6K	﹤0.01%	2006
2022 Q2	–	Sell	-264	Closed	-$90K	–	3302
2022 Q1	$90K	Sell	264 -427	-62%	-$155K	﹤0.01%	2380
2021 Q4	$284K	Sell	691 -2,056	-75%	-$811K	0.01%	1575
2021 Q3	$1.16M	Buy	2,747 +1,920	+232%	+$881K	0.02%	1308
2021 Q2	$383K	Buy	+827	New	+$394K	0.01%	1206
2021 Q1	–	Sell	-948	Closed	-$541K	–	1912
2020 Q4	$541K	Sell	948 -1,803	-66%	-$982K	0.01%	1638
2020 Q3	$1.32M	Buy	2,751 +2,330	+553%	+$1.15M	0.01%	1868
2020 Q2	$211K	Sell	421 -539	-56%	-$251K	﹤0.01%	2219
2020 Q1	$319K	Buy	+960	New	+$334K	﹤0.01%	1867
2019 Q3	–	Sell	-1	Closed	–	–	3056
2019 Q2	$0	Buy	+1	New	+$289	﹤0.01%	3331
2018 Q3	–	Sell	-10	Closed	-$2K	–	3331
2018 Q2	$2K	Buy	+10	New	+$2.07K	﹤0.01%	1936