Title of Securities:

6¼% Senior Notes due 2023 (the “Notes”)

Aggregate Principal Amount:

$350,000,000

Net Proceeds (after underwriting discount and commission and offering expenses):

$343,990,080

Final Maturity Date:

March 15, 2023

Issue Price:

100.000%, plus accrued interest, if any, from March 18, 2015

Coupon:

6.25%

Interest Payment Dates:

March 15 and September 15

Record Dates:

March 1 and September 1

First Interest Payment Date:

September 15, 2015

Optional Redemption:

On and after March 15, 2018, the Company may redeem all or a portion of the Notes, on not less than 30 nor more than 60 days’ prior notice and in amounts of $2,000 or whole multiples of $1,000 in excess thereof, at the following redemption prices (expressed as percentages of the principal amount), plus accrued and unpaid interest, if any, thereon, to the applicable redemption date (subject to the rights of Holders of record on relevant record dates to receive interest due on the relevant interest payment date), if redeemed during the twelve-month period beginning on March 15 of the years indicated below:

Year

Optional
Redemption
Price

2018

104.688

%

2019

103.125

%

2020

101.563

%

2021 and thereafter

100.000

%

Optional Redemption with Equity Proceeds:

At any time prior to March 15, 2018, the Company may on one or more occasions redeem up to 35% of the aggregate principal amount of Notes issued under the indenture at a redemption price of 106.25% of the aggregate principal amount of the Notes redeemed, plus accrued and unpaid interest, if any, to the redemption date (subject to the rights of Holders of record on relevant record dates to receive interest due on the relevant interest payment date) , with funds in an amount not to exceed to the amount of the net cash proceeds of one or more Equity Offerings; provided (i) that at least 65% of the aggregate principal amount of Notes issued under the indenture remains outstanding immediately after the occurrence of any such redemption and (ii) the redemption occurs within 180 days of the date of closing of the related Equity Offering.

Make-Whole Redemption:

At any time prior to March 15, 2018, the Company may redeem all or a portion of the Notes at a redemption price equal to 100% of the principal amount of the Notes redeemed, plus the Applicable Premium as of, and accrued and unpaid interest, if any, to the date of redemption (subject to the rights of holders of Notes on the relevant record date to receive interest due on the relevant interest payment date).

Change of Control:

Put right at 101.0% of principal, plus accrued and unpaid interest, if any, to the date of purchase.

Prior to March 15, 2016, call right at 110.0% of principal, plus accrued and unpaid interest, if any, to the date of redemption.

Joint Book Runners:

Merrill Lynch, Pierce, Fenner & Smith

Incorporated

BMO Capital Markets Corp.

Goldman, Sachs & Co.

Wells Fargo Securities, LLC

SG Americas Securities, LLC

Lead Managers:

BBVA Securities Inc.

Capital One Securities, Inc.

Citigroup Global Markets Inc.

Credit Suisse Securities (USA) LLC

J.P. Morgan Securities LLC

Scotia Capital (USA) Inc.

Co-Managers:

Barclays Capital Inc.

BB&T Capital Markets, a division of BB&T Securities, LLC

BOSC, Inc.

Comerica Securities, Inc.

ING Financial Markets LLC

Mitsubishi UFJ Securities (USA), Inc.

SunTrust Robinson Humphrey, Inc

Trade Date:

March 4, 2015

Settlement Date:

March 18, 2015 (T+10)

Use of Proceeds:

The Company intends to use the net proceeds from the offering of the Notes, together with a portion of the net proceeds from the Company’s common stock offering, to redeem all of the Company’s 2019 Notes. Pending the application of net proceeds from the offering of the Notes, the Company may invest the net proceeds in short-term, liquid investments.

Distribution:

Registered SEC offering

CUSIP/ISIN Numbers:

CUSIP: 516806 AE6

ISIN: US516806AE62

Trustee:

Wells Fargo Bank, National Association

Additional Information:

The following numbers in the “As further adjusted for this offering” column of the table under “Capitalization” on page S-16 of the Preliminary Prospectus and each other location where such disclosure may appear in the Preliminary Prospectus are added and will read as follows (numbers in thousands): Cash and cash equivalents equals $250,205, Stockholder’s equity equals $2,317,515 and Total capitalization equals $3,617,515.