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	june 27 2013	december 31 2013
cdw corp	$ 100	$ 138
s&p midcap 400 index	100	118
cdw peers	100	113
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use of proceeds from registered securities on july 2 , 2013 , the company completed an ipo of its common stock in which it issued and sold 23250000 shares of common stock . on july 31 , 2013 , the company completed the sale of an additional 3487500 shares of common stock to the underwriters of the ipo pursuant to the underwriters 2019 july 26 , 2013 exercise in full of the overallotment option granted to them in connection with the ipo . such shares were registered under the securities act of 1933 , as amended , pursuant to the company 2019s registration statement on form s-1 ( file 333-187472 ) , which was declared effective by the sec on june 26 , 2013 . the shares of common stock are listed on the nasdaq global select market under the symbol 201ccdw . 201d the company 2019s shares of common stock were sold to the underwriters at a price of $ 17.00 per share in the ipo and upon the exercise of the overallotment option , which together , generated aggregate net proceeds of $ 424.7 million to the company after deducting $ 29.8 million in underwriting discounts , expenses and transaction costs . using a portion of the net proceeds from the ipo ( exclusive of proceeds from the exercise of the overallotment option ) , the company paid a $ 24.4 million termination fee to affiliates of madison dearborn partners , llc and providence equity partners , l.l.c . in connection with the termination of the management services agreement with such entities that was effective upon completion of the ipo , redeemed $ 175.0 million aggregate principal amount of senior secured notes due 2018 , and redeemed $ 146.0 million aggregate principal amount of senior subordinated notes due 2017 . the redemption price of the senior secured notes due 2018 was 108.0% ( 108.0 % ) of the principal amount redeemed , plus accrued and unpaid interest to the date of redemption . the company used cash on hand to pay such accrued and unpaid interest . the redemption price of the senior subordinated notes due 2017 was 106.268% ( 106.268 % ) of the principal amount redeemed , plus accrued and unpaid interest to the date of redemption . the company used cash on hand to pay such accrued and unpaid interest . on october 18 , 2013 , proceeds from the overallotment option exercise of $ 56.0 million and cash on hand were used to redeem $ 155.0 million aggregate principal amount of senior subordinated notes due 2017 . the redemption price of the senior subordinated notes due 2017 was 104.178% ( 104.178 % ) of the principal amount redeemed , plus accrued and unpaid interest to the date of redemption . the company used cash on hand to pay such redemption premium and accrued and unpaid interest . j.p . morgan securities llc , barclays capital inc . and goldman , sachs & co . acted as joint book-running managers of the ipo and as representatives of the underwriters . deutsche bank securities inc . and morgan stanley & co . llc acted as additional book-running managers in the ipo . robert w . baird & co . incorporated , raymond james & associates , inc. , william blair & company , l.l.c. , needham & company , llc , stifel , nicolaus & company , incorporated , loop capital markets llc and the williams capital group , l.p . acted as managing underwriters in the ipo. .

Question: what were total generated aggregate proceeds to the company prior to deducting underwriting discounts , expenses and transaction costs , in millions?
Program: add(424.7, 29.8)
Answer: 454.5