SIMPLEX TRADING, LLC - MARKETAXESS HLDGS INC ownership

MARKETAXESS HLDGS INC's ticker is and the CUSIP is 57060D958. A total of 4 filers reported holding MARKETAXESS HLDGS INC in Q1 2023. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of MARKETAXESS HLDGS INC
ValueSharesWeighting
Q3 2023$3,631
+195.7%
17,000
+261.7%
0.00%
+200.0%
Q2 2023$1,228
-45.9%
4,700
-19.0%
0.00%
-50.0%
Q1 2023$2,269
+4025.5%
5,800
+2800.0%
0.00%
Q4 2022$55
-100.0%
200
-98.9%
0.00%
-100.0%
Q3 2022$4,093,000
-12.1%
18,400
+1.1%
0.01%0.0%
Q2 2022$4,659,000
+67.0%
18,200
+122.0%
0.01%
+66.7%
Q1 2022$2,789,000
-54.2%
8,200
-44.6%
0.00%
-50.0%
Q4 2021$6,086,000
+219.8%
14,800
+261.0%
0.01%
+200.0%
Q3 2021$1,903,000
+0.2%
4,1000.0%0.00%0.0%
Q2 2021$1,900,000
-61.5%
4,100
+4041.4%
0.00%
-77.8%
Q1 2021$4,929,000
+25.2%
99
+43.5%
0.01%
+80.0%
Q4 2020$3,936,000
+1266.7%
69
+1050.0%
0.01%
Q3 2020$288,000
-71.2%
6
-70.0%
0.00%
-100.0%
Q2 2020$1,001,000
+7.5%
20
-28.6%
0.00%0.0%
Q1 2020$931,000
-81.5%
28
-78.9%
0.00%
-81.8%
Q4 2019$5,042,000
-39.9%
133
-48.0%
0.01%
-54.2%
Q3 2019$8,384,000
-25.7%
256
-27.1%
0.02%
-22.6%
Q2 2019$11,281,000
+67.3%
351
+28.1%
0.03%
+63.2%
Q1 2019$6,742,000
-5.6%
274
-18.9%
0.02%
-9.5%
Q4 2018$7,142,000
+15.0%
338
-2.9%
0.02%
+5.0%
Q3 2018$6,211,000
+112.1%
348
+135.1%
0.02%
+81.8%
Q2 2018$2,928,000148
+3600.0%
0.01%
Q4 2017$04
-71.4%
0.00%
Q3 2017$0
-100.0%
14
-65.0%
0.00%
Q2 2017$7,0000.0%40
+344.4%
0.00%
Q4 2016$7,000
-66.7%
9
-81.6%
0.00%
-100.0%
Q3 2016$21,000
+40.0%
49
-35.5%
0.00%0.0%
Q2 2016$15,000
+650.0%
76
+8.6%
0.00%
Q1 2016$2,000
+100.0%
70
+29.6%
0.00%
Q2 2015$1,00054
+2600.0%
0.00%
Q1 2015$02
-75.0%
0.00%
Q4 2014$080.00%
Other shareholders
MARKETAXESS HLDGS INC shareholders Q1 2023
NameSharesValueWeighting ↓
Twin Tree Management, LP 3,700$1,447,7730.00%
SIMPLEX TRADING, LLC 5,800$2,2690.00%
JANE STREET GROUP, LLC 6,900$2,699,9010.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of MARKETAXESS HLDGS INC shareholders