Summary of Significant Accounting Policies	6 Months Ended
Jun. 30, 2025
Accounting Policies [Abstract]
Summary of Significant Accounting Policies	2. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Basis of Presentation The Company prepared the accompanying condensed consolidated financial statements in conformity with accounting principles generally accepted in the U.S. (“GAAP”) for interim financial information and the instructions to Form 10-Q. The condensed consolidated financial statements, including these notes, are unaudited and exclude some of the disclosures required in annual financial statements. Management believes it has made all necessary adjustments (consisting of only normal recurring items) so that the condensed consolidated financial statements are presented fairly and that estimates made in preparing its condensed consolidated financial statements are reasonable and prudent. The operating results presented for interim periods are not necessarily indicative of the results that may be expected for any other interim period or for the entire year. These condensed consolidated financial statements should be read in conjunction with the audited consolidated financial statements included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2024. Intercompany transactions have been eliminated for all periods presented. For a comprehensive disclosure of the Company’s significant accounting policies, see Note 2. “Summary of Significant Accounting Policies” in the “Notes to Consolidated Financial Statements” in “Part II. Item 8. Financial Statements and Supplementary Data” in the Company’s Annual Report on Form 10-K for the year ended December 31, 2024. Cash, Cash Equivalents and Investments Cash and Cash Equivalents include (i) highly liquid money market funds, (ii) short-term interest bearing and non-interest bearing accounts, and (iii) short-term investments that are readily convertible to known amounts of cash and have original maturities of three months or less from the date of purchase. Cash and Cash Equivalents are maintained in U.S. and non-U.S. bank accounts. Also included in Cash and Cash Equivalents are amounts held in bank accounts that are subject to advance notification to withdraw, which totaled $11.8 million and $10.7 million as of June 30, 2025 and December 31, 2024, respectively. Treasury securities with original maturities greater than three months when purchased are classified as Investments in the Condensed Consolidated Statements of Financial Condition. Reclassifications Certain balances on the Condensed Consolidated Statements of Operations in the prior period have been reclassified to conform to their current presentation. For the three and six months ended June 30, 2024, this resulted in a reclassification of $3.3 million and $6.4 million, respectively, from Other Expenses to Communications and Information Services. This reclassification had no impact on net income or Condensed Consolidated Statements of Financial Condition. Recent Accounting Developments In December 2023, the Financial Accounting Standards Board (“FASB”) issued Accounting Standards Update 2023-09, Improvement to Income Tax Disclosures ("ASU 2023-09"). ASU 2023-09 provides guidance to enhance existing income tax disclosures related to the effective tax rate reconciliation and income taxes paid. The guidance is effective for annual reporting periods beginning after December 15, 2024, with early adoption permitted. The Company is currently assessing the impact that adoption will have on its condensed consolidated financial statements. In November 2024, the FASB issued Accounting Standards Update 2024-03, Disaggregation of Income Statement Expenses ("ASU 2024-03"). ASU 2024-03 primarily requires enhanced disclosures about certain types of expenses. The guidance is effective for annual reporting periods beginning after December 15, 2026 and interim reporting periods within annual reporting periods beginning after December 15, 2027, with early adoption permitted. The Company is currently assessing the impact that adoption will have on its condensed consolidated financial statements.

Basis of Presentation

The Company prepared the accompanying condensed consolidated financial statements in conformity with accounting principles generally accepted in the U.S. (“GAAP”) for interim financial information and the instructions to Form 10-Q. The condensed consolidated financial statements, including these notes, are unaudited and exclude some of the disclosures required in annual financial statements. Management believes it has made all necessary adjustments (consisting of only normal recurring items) so that the condensed consolidated financial statements are presented fairly and that estimates made in preparing its condensed consolidated financial statements are reasonable and prudent. The operating results presented for interim periods are not necessarily indicative of the results that may be expected for any other interim period or for the entire year. These condensed consolidated financial statements should be read in conjunction with the audited consolidated financial statements included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2024.

Intercompany transactions have been eliminated for all periods presented.

For a comprehensive disclosure of the Company’s significant accounting policies, see Note 2. “Summary of Significant Accounting Policies” in the “Notes to Consolidated Financial Statements” in “Part II. Item 8. Financial Statements and Supplementary Data” in the Company’s Annual Report on Form 10-K for the year ended December 31, 2024.

Cash, Cash Equivalents and Investments

Cash and Cash Equivalents include (i) highly liquid money market funds, (ii) short-term interest bearing and non-interest bearing accounts, and (iii) short-term investments that are readily convertible to known amounts of cash and have original maturities of three months or less from the date of purchase. Cash and Cash Equivalents are maintained in U.S. and non-U.S. bank accounts. Also included in Cash and Cash Equivalents are amounts held in bank accounts that are subject to advance notification to withdraw, which totaled $11.8 million and $10.7 million as of June 30, 2025 and December 31, 2024, respectively.

Treasury securities with original maturities greater than three months when purchased are classified as Investments in the Condensed Consolidated Statements of Financial Condition.

Reclassifications

Certain balances on the Condensed Consolidated Statements of Operations in the prior period have been reclassified to conform to their current presentation. For the three and six months ended June 30, 2024, this resulted in a reclassification of $3.3 million and $6.4 million, respectively, from Other Expenses to Communications and Information Services. This reclassification had no impact on net income or Condensed Consolidated Statements of Financial Condition.

Recent Accounting Developments

In December 2023, the Financial Accounting Standards Board (“FASB”) issued Accounting Standards Update 2023-09, Improvement to Income Tax Disclosures ("ASU 2023-09"). ASU 2023-09 provides guidance to enhance existing income tax disclosures related to the effective tax rate reconciliation and income taxes paid. The guidance is effective for annual reporting periods beginning after December 15, 2024, with early adoption permitted. The Company is currently assessing the impact that adoption will have on its condensed consolidated financial statements.

In November 2024, the FASB issued Accounting Standards Update 2024-03, Disaggregation of Income Statement Expenses ("ASU 2024-03"). ASU 2024-03 primarily requires enhanced disclosures about certain types of expenses. The guidance is effective for annual reporting periods beginning after December 15, 2026 and interim reporting periods within annual reporting periods beginning after December 15, 2027, with early adoption permitted. The Company is currently assessing the impact that adoption will have on its condensed consolidated financial statements.