Stock Repurchase Programs
We had an authorized stock repurchase program to acquire up to $500.0 million of our outstanding common stock from August 1, 2018 through July 31, 2019. At December 31, 2018 we had $222.8 million remaining under the stock repurchase program. For the six months ended June 30, 2019, we acquired a total of 1.3 million shares of our common stock for $222.8 million. At June 30, 2019, we did not have any amounts remaining under our authorization.
In July 2019, our Board of Directors authorized a new stock repurchase program to acquire up to $1.1 billion of our outstanding common stock from July 5, 2019 through June 30, 2020.
In August 2019, we repurchased approximately 5.1 million shares of our outstanding common stock for an aggregate cost of approximately $750.0 million as part of a “modified Dutch Auction” tender offer, as described in more detail in Note 16, “Stockholders’ Equity,” of the Notes to Unaudited Condensed Consolidated Financial Statements.
As of September 30, 2019, we had $347.8 million remaining under our authorized stock repurchase program.
Dividends
On February 7, 2019, our Board of Directors declared a quarterly cash dividend of $0.63 per share on our common stock to stockholders of record at the close of business on February 21, 2019, resulting in a dividend payment of $33.4 million on March 19, 2019.
On April 25, 2019, our Board of Directors declared a quarterly cash dividend of $0.63 per share on our common stock and $6.30 per share on our preferred stock, each to stockholders of record at the close of business on May 14, 2019, resulting in a dividend payment of $33.0 million on June 18, 2019.
On July 18, 2019, our Board of Directors declared a quarterly cash dividend of $0.63 per share on our common stock and $6.30 per share on our preferred stock, each to stockholders of record at the close of business on September 4, 2019, resulting in a dividend payment of $30.0 million on September 26, 2019.
Additionally, we paid $1.0 million in cash related to dividend equivalent rights for the nine months ended September 30, 2019.
On October 24, 2019, our Board of Directors declared a quarterly cash dividend of $0.63 per share on our common stock and $6.30 per share on our preferred stock, each to stockholders of record at the close of business on November 14, 2019 and payable on December 17, 2019.
Critical Accounting Policies and Estimates
There have been no significant changes to our critical accounting policies and estimates from the information provided in Item 7, “Management’s Discussion and Analysis of Financial Condition and Results of Operations,” included in our Annual Report filed on Form 10-K for the fiscal year ended December 31, 2018.
Recently Issued Pronouncements
See “Recently Issued Accounting Standards” under Note 1, “Summary of Significant Accounting Policies,” of the Notes to Unaudited Condensed Consolidated Financial Statements for a discussion of certain accounting standards recently issued.
Item 3. Quantitative and Qualitative Disclosures About Market Risk.
Market Risk
Market risk is the risk of loss from adverse changes in market prices and rates. Our primary market risks include interest rate risk, credit risk, and foreign currency exchange rate risk.
There has been no material change from our Annual Report on Form 10-K for the year ended December 31, 2018 related to our exposure to market risk from interest rate risk, credit risk, and foreign currency exchange rate risk.