ALTERA CORPORATION

NET SALES SUMMARY

(Unaudited)

Three Months Ended

Quarterly Growth Rate

Years Ended

December 31, 2013

September 27, 2013

December 31, 2012

Sequential Change

Year-

Over-Year

Change

December 31, 2013

December 31, 2012

Annual Growth

Geography

Americas

19%

18%

19%

5%

1%

18%

18%

(1)%

Asia Pacific

41%

39%

39%

5%

8%

40%

43%

(10)%

EMEA

24%

28%

28%

(11)%

(10)%

26%

25%

4%

Japan

16%

15%

14%

13%

20%

16%

14%

5%

Net Sales

100%

100%

100%

2%

3%

100%

100%

(3)%

Product Category

New

47%

44%

39%

10%

26%

43%

32%

31%

Mainstream

24%

26%

28%

(8)%

(13)%

27%

30%

(14)%

Mature and Other

29%

30%

33%

(1)%

(9)%

30%

38%

(22)%

Net Sales

100%

100%

100%

2%

3%

100%

100%

(3)%

Vertical Market

Telecom & Wireless

40%

41%

44%

0%

(6)%

41%

44%

(9)%

Industrial Automation, Military & Automotive

22%

23%

21%

(1)%

10%

22%

21%

4%

Networking, Computer & Storage

19%

19%

17%

3%

17%

19%

17%

6%

Other

19%

17%

18%

9%

7%

18%

18%

(3)%

Net Sales

100%

100%

100%

2%

3%

100%

100%

(3)%

FPGAs and CPLDs

FPGA

83%

82%

84%

3%

1%

83%

84%

(4)%

CPLD

9%

9%

9%

(2)%

8%

9%

9%

(4)%

Other Products

8%

9%

7%

(4)%

25%

8%

7%

9%

Net Sales

100%

100%

100%

2%

3%

100%

100%

(3)%