Residential Mortgage Servicing Rights

3 Months Ended

Mar. 31, 2019

The following table presents the changes in the Company's residential mortgage servicing rights ("MSR") for the three months ended March 31, 2019 and 2018:



(in thousands)	Three Months Ended
	March 31, 2019			March 31, 2018
Balance, beginning of period	$	169,025		$	153,151
Additions for new MSR capitalized	3,887			6,530
Changes in fair value:
Due to changes in model inputs or assumptions⁽¹⁾	(8,874		)	14,933
Other⁽²⁾	(5,092		)	(9,854		)
Balance, end of period	$	158,946		$	164,760


⁽¹⁾	Principally reflects changes in discount rates and prepayment speed assumptions, which are primarily affected by changes in interest rates.


⁽²⁾	Represents changes due to collection/realization of expected cash flows over time.

Information related to our serviced loan portfolio as of March 31, 2019 and December 31, 2018 is as follows:



(dollars in thousands)	March 31, 2019			December 31, 2018
Balance of loans serviced for others	$	15,902,587		$	15,978,885
MSR as a percentage of serviced loans	1.00		%	1.06		%

The amount of contractually specified servicing fees, late fees and ancillary fees earned, recorded in residential mortgage banking revenue, was $10.8 million and $10.5 million for the three months ended March 31, 2019 and March 31, 2018, respectively.