TD Ameritrade 2018 Annual Report

46 The changes in liquid assets are summarized as follows (dollars in millions): Liquid assets as of September 30, 2017 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 1,058 Plus: EBITDA (1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,269 Change in net capital related to daily futures client cash sweep . . . . . . . . . . . . . . . . . . . . . . 14 Proceeds from sale of property and equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Less: Other changes in working capital and regulatory net capital . . . . . . . . . . . . . . . . . . . . . . . . . (694) Payment of cash dividends. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (477) Income taxes paid. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (352) Purchase of treasury stock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (255) Purchase of property and equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (229) Interest paid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (118) Net increase in cash collateral pledged to interest rate swap counterparties . . . . . . . . . . . . . (111) Payment for future treasury stock purchases under accelerated stock repurchase agreement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (31) Purchase of treasury stock for income tax withholding on stock-based compensation . . . . . (17) Cash paid in business acquisition. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (4) Liquid assets as of September 30, 2018 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 1,065 (1) See " Financial Performance Metrics " earlier in this section for a description of EBITDA. Long-term Debt and Other Borrowings The following is a summary of our long-term debt and other borrowings. For additional details, see Note 10 — Long-termDebt and Other Borrowings under Item8, Financial Statements and Supplementary Information—Notes to Consolidated Financial Statements. Senior Notes —As of September 30, 2018 and 2017, the Company had $2.55 billion aggregate principal amount of unsecured, fixed-rate Senior Notes due during calendar years 2019, 2022, 2025 and 2027 (together, the "Senior Notes"). Our Senior Notes were each sold through a public offering and pay interest semi-annually in arrears. Key information about the Senior Notes outstanding as of September 30, 2018 is summarized in the following table (dollars in millions): Description Date Issued Maturity Date Aggregate Principal Interest Rate 2019 Notes. . . . . . . . . . . . . . . November 25, 2009 December 1, 2019 $500 5.600% 2022 Notes. . . . . . . . . . . . . . . March 4, 2015 April 1, 2022 $750 2.950% 2025 Notes. . . . . . . . . . . . . . . October 17, 2014 April 1, 2025 $500 3.625% 2027 Notes. . . . . . . . . . . . . . . April 27, 2017 April 1, 2027 $800 3.300% During October 2018, the Company sold, through a public offering, an additional $1.0 billion aggregate principal amount of unsecured senior notes, consisting of both variable and fixed-rate senior notes. Key information regarding the recent debt issuance is summarized in the following table (dollars in millions): Description Date Issued Maturity Date Aggregate Principal Interest Rate 2021 Notes . . . . . . . . . October 30, 2018 November 1, 2021 $600 Variable 2024 Notes . . . . . . . . . October 30, 2018 April 1, 2024 $400 3.750%