Primecap Management Co/Ca/

13F Holdings History for MARKETAXESS HOLDINGS INC - COMMON STOCK (MKTX)

Symbol: MKTX on Nasdaq
Investment type: Equity / COMMON STOCK
Latest Disclosed Ownership: 2.23M shares
Security Ownership: 5.97%

Shares, Excluding Options vs Price

Value, Excluding Options

PRIMECAP MANAGEMENT CO/CA/ ownership in MARKETAXESS HOLDINGS INC COMMON STOCK (MKTX)

2025-11-13 - PRIMECAP MANAGEMENT CO/CA/ has filed an SCHEDULE 13G form with the Securities and Exchange Commission (SEC) disclosing ownership of 2.23M shares of MARKETAXESS HOLDINGS INC COMMON STOCK (MKTX). This represents 5.97% percent ownership of the company.

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filed at
PRIMECAP MANAGEMENT CO/CA/	5.97%		$389M	2.23M			$174.25	13G	9/30/2025	13 Nov 2025 20:32:07

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
9/30/2025	0.3%	+0.12%	$389M	2.23M	+891,303	+66.6%	$174.25	Q3 2025
6/30/2025	0.24%	0%	$299M	1.34M	-22,220	-1.63%	$223.34	Q2 2025
3/31/2025	0.24%	0%	$295M	1.36M	-7,590		$216.35	Q1 2025
12/31/2024	0.24%	+0.01%	$309M	1.37M	+30,180	+2.25%	$226.04	Q4 2024
9/30/2024	0.25%	+0%	$343M	1.34M	+8,042	+0.6%	$256.20	Q3 2024
6/30/2024	0.19%	+0.03%	$267M	1.33M	+204,960	+18.2%	$200.53	Q2 2024
3/31/2024	0.18%	+0%	$247M	1.13M	+3,360	+0.3%	$219.25	Q1 2024
12/31/2023	0.26%	+0%	$329M	1.12M	+4,340	+0.39%	$292.85	Q4 2023
9/30/2023	0.2%	+0%	$239M	1.12M	+10,450	+0.94%	$213.64	Q3 2023
6/30/2023	0.24%	0%	$290M	1.11M	-1,460	-0.13%	$261.42	Q2 2023
3/31/2023	0.38%	+0.04%	$434M	1.11M	+127,200	+13%	$391.29	Q1 2023
12/31/2022	0.25%	+0%	$274M	982K	+18,150	+1.88%	$278.89	Q4 2022
9/30/2022	0.21%	+0.03%	$214M	964K	+156,530	+19.4%	$222.49	Q3 2022
6/30/2022	0.18%	+0.06%	$207M	807K	+257,850	+46.9%	$256.01	Q2 2022
3/31/2022	0.14%	+0.02%	$187M	550K	+85,310	+18.4%	$340.20	Q1 2022
12/31/2021	0.13%	+0%	$191M	464K	+15,030	+3.35%	$411.27	Q4 2021
9/30/2021	0.13%	+0.01%	$189M	449K	+23,100	+5.42%	$420.69	Q3 2021
6/30/2021	0.13%	+0.02%	$198M	426K	+52,840	+14.2%	$463.59	Q2 2021
3/31/2021	0.13%	0%	$186M	373K	-12,400	-3.22%	$497.92	Q1 2021
12/31/2020	0.16%	-0.02%	$220M	386K	-48,700	-11.2%	$570.56	Q4 2020
9/30/2020	0.17%	-0.03%	$209M	434K	-78,900	-15.4%	$481.59	Q3 2020
6/30/2020	0.22%	-0.04%	$257M	513K	-86,900	-14.5%	$500.92	Q2 2020
3/31/2020	0.2%	-0.03%	$200M	600K	-89,100	-12.9%	$332.57	Q1 2020
12/31/2019	0.19%		$261M	689K			$379.11	Q4 2019
9/30/2019	0.18%	0%	$226M	689K	-16,100	-2.28%	$327.50	Q3 2019
6/30/2019	0.17%	0%	$227M	705K	-18,900	-2.61%	$321.42	Q2 2019
3/31/2019	0.13%	-0.01%	$178M	724K	-56,000	-7.18%	$246.08	Q1 2019
12/31/2018	0.13%	-0.01%	$165M	780K	-54,200	-6.5%	$211.31	Q4 2018
9/30/2018	0.1%		$149M	834K			$178.49	Q3 2018
6/30/2018	0.12%		$165M	834K			$197.86	Q2 2018
3/31/2018	0.14%	0%	$181M	834K	-25,000	-2.91%	$217.44	Q1 2018
12/31/2017	0.13%	-0.01%	$173M	859K	-52,500	-5.76%	$201.75	Q4 2017
9/30/2017	0.14%	-0.01%	$168M	912K	-47,800	-4.98%	$184.51	Q3 2017
6/30/2017	0.17%		$193M	960K			$201.10	Q2 2017
3/31/2017	0.16%		$180M	960K			$187.49	Q1 2017
12/31/2016	0.14%	-0.01%	$141M	960K	-43,700	-4.36%	$146.92	Q4 2016
9/30/2016	0.17%		$166M	1M			$165.59	Q3 2016
6/30/2016	0.16%		$146M	1M			$145.40	Q2 2016
3/31/2016	0.13%		$125M	1M			$124.83	Q1 2016
12/31/2015	0.11%		$112M	1M			$111.59	Q4 2015
9/30/2015	0.1%		$93.2M	1M			$92.88	Q3 2015
6/30/2015	0.09%		$93.1M	1M			$92.77	Q2 2015
3/31/2015	0.08%		$83.2M	1M			$82.90	Q1 2015
12/31/2014	0.07%	+0.01%	$72M	1M	+128,088	+14.6%	$71.71	Q4 2014
9/30/2014	0.06%	+0.01%	$54.1M	875K	+175,812	+25.1%	$61.86	Q3 2014
6/30/2014	0.04%	0%	$37.8M	700K	-5,400	-0.77%	$54.06	Q2 2014
3/31/2014	0.05%		$41.7M	705K			$59.22	Q1 2014
12/31/2013	0.06%		$47.2M	705K			$66.93	Q4 2013

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.