According to FINRA BrokerCheck disclosure totals used on PlainAdvisorCheck graded firms, Marketaxess Corporation ranks #4,317 of 20,055 by disclosure count (most disclosures first). Among firms registered in NY, it ranks #306 of 868 on the same disclosure sort used on the state browse page. Marketaxess Corporation carries 1 BrokerCheck disclosure across 2 branch offices - moderate load for a small firm, earning a Grade C.
Nearest same-size peer: 1964 Global (0.50 disc/office)
Disclosures per office among small firm peers (lower is cleaner)
Marketaxess Corporation ranks #4,317 of 20,055 by disclosure count among graded broker-dealers; moderate load at 0.50 disclosures per office.Verify on FINRA BrokerCheck →
PlainAdvisorCheck rating 3/5 - an editorial, size-normalized signal, not a regulatory determination. Always verify the underlying record on FINRA BrokerCheck before engaging an advisor.
Data updated July 2026
Branch offices
2offices
FINRA: Medium firm
Total disclosures
1event
On FINRA BrokerCheck
Regulatory events
1action
100% of all disclosures
Disclosures per office
0.50per office
1 ÷ 2 offices
Marketaxess Corporation vs. every disclosing firm
Disclosures per branch office, the size-normalized signal behind the grade (lower is cleaner)
1a cleaner per-office record than 44% of 1,251 disclosing firms
Each bar is a band; taller bars hold more disclosing firms. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source FINRA BrokerCheck · SEC IAPD · 2026
Disclosure Breakdown
Disclosure Type
Count
% of Disclosures
Regulatory Events
1
100.0%
Arbitrations
0
0.0%
Civil Events
0
0.0%
Total
1
100.0%
Counts for Marketaxess Corporation reflect events reported on FINRA BrokerCheck as of July 2026. Disclosures are reported events, not proven violations.
Disclosure category share
Regulatory 1Arbitration 0Civil 0
Firm Details
Firm Size
Medium
Scope
ACTIVE
Location
New York, NY, 10001
Formed
09/12/1997
State of Formation
Delaware
CRD Number
44542
SEC Number
50727
Regulator-heavy mix
Marketaxess Corporation in the heavier-disclosure third
Marketaxess Corporation carries 1 BrokerCheck disclosure across 2 branch offices - a heavier-third raw book among graded firms (#4,317 of 20,055). Regulator-initiated events are 100% of the book (1 regulatory / 0 arbitration / 0 civil).
Educational summary of Marketaxess Corporation's disclosure book - not financial advice. Disclosures are reported events, not proven violations; consult a licensed advisor before decisions.
New York cohort · 0.11× state average
Marketaxess Corporation sits below the New York disclosure average
Marketaxess Corporation reports 1 BrokerCheck disclosure, 0.11× the New York average of 8.7, lighter than most of the 868 graded firms filed there.
In New York, 513 firms carry Grade A and 7 carry Grade F on the same size-normalized scale.
Source: FINRA BrokerCheck & SEC IAPD Public Disclosure Data
Frequently Asked Questions
Where does Marketaxess Corporation sit among graded broker-dealers by disclosure count?
According to FINRA BrokerCheck disclosure totals used on PlainAdvisorCheck graded firms, Marketaxess Corporation ranks #4,317 of 20,055 by disclosure count (most disclosures first). Among firms registered in NY, it ranks #306 of 868 on the same disclosure sort used on the state browse page. Ordinals match the disclosure-first sort documented on our methodology corpus-placement section. A high disclosure rank is not automatically a finding of wrongdoing; larger firms accumulate more reported events. Always review the underlying FINRA BrokerCheck detail before engaging.
What does a grade of C mean for Marketaxess Corporation?
A grade of C reflects Marketaxess Corporation's disclosure intensity, its weighted disclosure load per branch office, ranked against other firms of a similar size (small firm). It carries 1 total disclosure across 2 branch offices. Review the specific disclosures on FINRA BrokerCheck before engaging.
How many FINRA disclosures does Marketaxess Corporation have?
Marketaxess Corporation has 1 total FINRA disclosure, including 1 regulatory event. Disclosures reflect reported events on FINRA BrokerCheck and do not necessarily indicate proven violations.
How big is Marketaxess Corporation?
Marketaxess Corporation operates 2 branch offices and is classified by FINRA as a medium firm, registered in NY (Small firm). FINRA BrokerCheck publishes branch-office counts but not a firmwide registered-representative headcount, so PlainAdvisorCheck measures firm size by branch footprint.
Where can I verify Marketaxess Corporation's disciplinary record?
You can verify Marketaxess Corporation's full disciplinary history on FINRA BrokerCheck at brokercheck.finra.org using CRD number 44542. BrokerCheck provides detailed information about individual registered representatives, complaints, and regulatory actions.
What is a FINRA disclosure?
A FINRA disclosure is a reported event on a broker-dealer's record, including regulatory actions, customer complaints, arbitration proceedings, and civil court events. Disclosures are part of the public record maintained by FINRA and do not necessarily indicate wrongdoing or proven violations.
Should I avoid Marketaxess Corporation because of its disclosures?
Not necessarily. Larger firms accumulate more disclosures simply because they operate more offices, so PlainAdvisorCheck grades each firm against same-size peers rather than on raw counts. Marketaxess Corporation carries 1 disclosure across 2 branch offices (about 0.50 per office). Review the nature of individual disclosures on FINRA BrokerCheck before making a decision.
Read with this firm
1964 Global (NY) - 0.50 disclosures/office, nearest small firm peer to Marketaxess Corporation's 0.50
ABG Sundal Collier Inc. (NY) - 0.50 disclosures/office, nearest small firm peer to Marketaxess Corporation's 0.50
ABN Amro Securities (USA) LLC (NJ) - 0.50 disclosures/office, nearest small firm peer to Marketaxess Corporation's 0.50
Firms in NY - state roster that includes Marketaxess Corporation's registration home.