part a0iii item a010 .
directors , executive officers and corporate governance for the information required by this item a010 with respect to our executive officers , see part a0i , item 1 .
of this report .
for the other information required by this item a010 , see 201celection of directors , 201d 201cnominees for election to the board of directors , 201d 201ccorporate governance 201d and 201csection a016 ( a ) beneficial ownership reporting compliance , 201d in the proxy statement for our 2019 annual meeting , which information is incorporated herein by reference .
the proxy statement for our 2019 annual meeting will be filed within 120 a0days after the end of the fiscal year covered by this annual report on form 10-k .
item a011 .
executive compensation for the information required by this item a011 , see 201ccompensation discussion and analysis , 201d 201ccompensation committee report , 201d and 201cexecutive compensation 201d in the proxy statement for our 2019 annual meeting , which information is incorporated herein by reference .
item a012 .
security ownership of certain beneficial owners and management and related stockholder matters for the information required by this item a012 with respect to beneficial ownership of our common stock , see 201csecurity ownership of certain beneficial owners and management 201d in the proxy statement for our 2019 annual meeting , which information is incorporated herein by reference .
the following table sets forth certain information as of december a031 , 2018 regarding our equity plans : plan category number of securities to be issued upon exercise of outstanding options , warrants and rights ( 1 ) weighted-average exercise price of outstanding options , warrants and rights number of securities remaining available for future issuance under equity compensation plans ( excluding securities reflected in column ( a ) ( b ) ( c ) equity compensation plans approved by security holders 1471449 $ 136.62 3578241 ( 1 ) the number of securities in column ( a ) include 22290 shares of common stock underlying performance stock units if maximum performance levels are achieved ; the actual number of shares , if any , to be issued with respect to the performance stock units will be based on performance with respect to specified financial and relative stock price measures .
item a013 .
certain relationships and related transactions , and director independence for the information required by this item a013 , see 201ccertain transactions 201d and 201ccorporate governance 201d in the proxy statement for our 2019 annual meeting , which information is incorporated herein by reference .
item a014 .
principal accounting fees and services for the information required by this item a014 , see 201caudit and non-audit fees 201d and 201caudit committee pre-approval procedures 201d in the proxy statement for our 2019 annual meeting , which information is incorporated herein by reference. .

Plan Category
Number of Securitiesto be Issued UponExercise ofOutstanding Options, Warrants and Rights<sub>(1)</sub> (A)(B)
Weighted-AverageExercise Price ofOutstanding Options, Warrants and Rights
Number of SecuritiesRemaining Available forFuture Issuance UnderEquity CompensationPlans (ExcludingSecurities Reflected in Column (A)) (C)
Equity compensation plans approved by security holders
1,471,449
$136.62
3,578,241

part a0iii item a010 .
directors , executive officers and corporate governance for the information required by this item a010 with respect to our executive officers , see part a0i , item 1 .
of this report .
for the other information required by this item a010 , see 201celection of directors , 201d 201cnominees for election to the board of directors , 201d 201ccorporate governance 201d and 201csection a016 ( a ) beneficial ownership reporting compliance , 201d in the proxy statement for our 2019 annual meeting , which information is incorporated herein by reference .
the proxy statement for our 2019 annual meeting will be filed within 120 a0days after the end of the fiscal year covered by this annual report on form 10-k .
item a011 .
executive compensation for the information required by this item a011 , see 201ccompensation discussion and analysis , 201d 201ccompensation committee report , 201d and 201cexecutive compensation 201d in the proxy statement for our 2019 annual meeting , which information is incorporated herein by reference .
item a012 .
security ownership of certain beneficial owners and management and related stockholder matters for the information required by this item a012 with respect to beneficial ownership of our common stock , see 201csecurity ownership of certain beneficial owners and management 201d in the proxy statement for our 2019 annual meeting , which information is incorporated herein by reference .
the following table sets forth certain information as of december a031 , 2018 regarding our equity plans : plan category number of securities to be issued upon exercise of outstanding options , warrants and rights ( 1 ) weighted-average exercise price of outstanding options , warrants and rights number of securities remaining available for future issuance under equity compensation plans ( excluding securities reflected in column ( a ) ( b ) ( c ) equity compensation plans approved by security holders 1471449 $ 136.62 3578241 ( 1 ) the number of securities in column ( a ) include 22290 shares of common stock underlying performance stock units if maximum performance levels are achieved ; the actual number of shares , if any , to be issued with respect to the performance stock units will be based on performance with respect to specified financial and relative stock price measures .
item a013 .
certain relationships and related transactions , and director independence for the information required by this item a013 , see 201ccertain transactions 201d and 201ccorporate governance 201d in the proxy statement for our 2019 annual meeting , which information is incorporated herein by reference .
item a014 .
principal accounting fees and services for the information required by this item a014 , see 201caudit and non-audit fees 201d and 201caudit committee pre-approval procedures 201d in the proxy statement for our 2019 annual meeting , which information is incorporated herein by reference. .

Question: Analyse this data from a financial earnings document. what is the ratio of securities remaining to securities issued?
Choices:
178912.05
2.43178
-2.43178
0.41122
-3578238.56822
Correct choice index: 1