## David B. Fischer

David B. Fischer is on the board of Alterra Mountain Co., SEEP Network and Equal Opportunity Schools and Chairman of The Advertising Council, Inc. and Chief Revenue Officer at Facebook, Inc.

In his past career he held the position of Associate Editor at U.S. News & World Report LP, Deputy Chief of Staff at US Department of The Treasury and Vice President-Global Online Sales & Operations at Google LLC.

Mr. Fischer received an undergraduate degree from Cornell University and an MBA from Stanford Graduate School of Business.

## Transactions

12/02/2019 | 11,638 | Disposition at $202 per share. | 2,350,876 |

11/15/2019 | 12,066 | Derivative/Non-derivative trans. at $193.15 per share. | 2,330,548 |

11/15/2019 | 5,302 | Derivative/Non-derivative trans. at $0 per share. | 0 |

11/15/2019 | 6,324 | Derivative/Non-derivative trans. at $0 per share. | 0 |

11/15/2019 | 6,190 | Derivative/Non-derivative trans. at $0 per share. | 0 |

11/15/2019 | 6,515 | Derivative/Non-derivative trans. at $0 per share. | 0 |

10/31/2019 | 5,562 | Disposition at $196.6 per share. | 1,093,490 |

10/15/2019 | 7,432 | Derivative/Non-derivative trans. at $183.28 per share. | 1,362,137 |

10/15/2019 | 14,988 | Derivative/Non-derivative trans. at $0 per share. | 0 |

09/03/2019 | 11,608 | Disposition at $184.12 per share. | 2,137,265 |

08/15/2019 | 12,066 | Derivative/Non-derivative trans. at $179.71 per share. | 2,168,381 |

08/15/2019 | 5,302 | Derivative/Non-derivative trans. at $0 per share. | 0 |

08/15/2019 | 6,325 | Derivative/Non-derivative trans. at $0 per share. | 0 |

08/15/2019 | 6,191 | Derivative/Non-derivative trans. at $0 per share. | 0 |

08/15/2019 | 6,515 | Derivative/Non-derivative trans. at $0 per share. | 0 |

07/31/2019 | 5,501 | Disposition at $196.84 per share. | 1,082,817 |

07/15/2019 | 7,432 | Derivative/Non-derivative trans. at $204.87 per share. | 1,522,594 |

07/15/2019 | 14,988 | Derivative/Non-derivative trans. at $0 per share. | 0 |

05/31/2019 | 11,572 | Disposition at $180.28 per share. | 2,086,201 |

05/15/2019 | 12,066 | Derivative/Non-derivative trans. at $180.73 per share. | 2,180,689 |

05/15/2019 | 5,302 | Derivative/Non-derivative trans. at $0 per share. | 0 |

05/15/2019 | 6,324 | Derivative/Non-derivative trans. at $0 per share. | 0 |

05/15/2019 | 6,190 | Derivative/Non-derivative trans. at $0 per share. | 0 |

05/15/2019 | 6,515 | Derivative/Non-derivative trans. at $0 per share. | 0 |

04/30/2019 | 5,438 | Disposition at $194.29 per share. | 1,056,550 |

04/15/2019 | 7,432 | Derivative/Non-derivative trans. at $179.1 per share. | 1,331,072 |

04/15/2019 | 14,988 | Derivative/Non-derivative trans. at $0 per share. | 0 |

04/03/2019 | 10,000 | Disposition at $175 per share. | 1,750,000 |

02/28/2019 | 10,000 | Disposition at $162.37 per share. | 1,623,700 |

02/15/2019 | 3,136 | Derivative/Non-derivative trans. at $163.95 per share. | 514,148 |

02/15/2019 | 6,324 | Derivative/Non-derivative trans. at $0 per share. | 0 |

02/15/2019 | 3,070 | Derivative/Non-derivative trans. at $163.95 per share. | 503,327 |

02/15/2019 | 6,191 | Derivative/Non-derivative trans. at $0 per share. | 0 |

02/15/2019 | 3,231 | Derivative/Non-derivative trans. at $163.95 per share. | 529,723 |

02/15/2019 | 6,515 | Derivative/Non-derivative trans. at $0 per share. | 0 |

01/15/2019 | 6,444 | Derivative/Non-derivative trans. at $145.39 per share. | 936,894 |

01/15/2019 | 14,988 | Derivative/Non-derivative trans. at $0 per share. | 0 |

11/15/2018 | 9,316 | Derivative/Non-derivative trans. at $144.22 per share. | 1,343,554 |

11/15/2018 | 18,789 | Derivative/Non-derivative trans. at $0 per share. | 0 |

11/15/2018 | 3,070 | Derivative/Non-derivative trans. at $144.22 per share. | 442,756 |

11/15/2018 | 6,191 | Derivative/Non-derivative trans. at $0 per share. | 0 |

11/15/2018 | 3,231 | Derivative/Non-derivative trans. at $144.22 per share. | 465,975 |

11/15/2018 | 6,515 | Derivative/Non-derivative trans. at $0 per share. | 0 |

11/15/2018 | 7,455 | Derivative/Non-derivative trans. at $144.22 per share. | 1,075,161 |

11/15/2018 | 15,035 | Derivative/Non-derivative trans. at $0 per share. | 0 |

11/01/2018 | 1,560 | Disposition at $151.52 per share. | 236,372 |

10/29/2018 | 2,648 | Disposition at $148.39 per share. | 392,937 |

10/15/2018 | 7,432 | Derivative/Non-derivative trans. at $153.74 per share. | 1,142,596 |

10/15/2018 | 14,988 | Derivative/Non-derivative trans. at $0 per share. | 0 |

10/01/2018 | 3,125 | Disposition at $163.02 per share. | 509,438 |

08/29/2018 | 61,103 | Disposition at $176.21 per share. | 10,766,960 |

08/15/2018 | 9,316 | Derivative/Non-derivative trans. at $181.11 per share. | 1,687,221 |

08/15/2018 | 18,789 | Derivative/Non-derivative trans. at $0 per share. | 0 |

08/15/2018 | 3,070 | Derivative/Non-derivative trans. at $181.11 per share. | 556,008 |

08/15/2018 | 6,190 | Derivative/Non-derivative trans. at $0 per share. | 0 |

08/15/2018 | 3,231 | Derivative/Non-derivative trans. at $181.11 per share. | 585,167 |

08/15/2018 | 6,515 | Derivative/Non-derivative trans. at $0 per share. | 0 |

08/15/2018 | 7,454 | Derivative/Non-derivative trans. at $181.11 per share. | 1,349,994 |

08/15/2018 | 15,034 | Derivative/Non-derivative trans. at $0 per share. | 0 |

07/15/2018 | 7,432 | Derivative/Non-derivative trans. at $207.32 per share. | 1,540,803 |

07/15/2018 | 14,988 | Derivative/Non-derivative trans. at $0 per share. | 0 |

05/24/2018 | 18,096 | Disposition at $185.88 per share. | 3,363,685 |

05/15/2018 | 9,316 | Derivative/Non-derivative trans. at $186.64 per share. | 1,738,739 |

05/15/2018 | 18,789 | Derivative/Non-derivative trans. at $0 per share. | 0 |

05/15/2018 | 3,070 | Derivative/Non-derivative trans. at $186.64 per share. | 572,985 |

05/15/2018 | 6,191 | Derivative/Non-derivative trans. at $0 per share. | 0 |

05/15/2018 | 3,231 | Derivative/Non-derivative trans. at $186.64 per share. | 603,034 |

05/15/2018 | 6,515 | Derivative/Non-derivative trans. at $0 per share. | 0 |

05/15/2018 | 7,455 | Derivative/Non-derivative trans. at $186.64 per share. | 1,391,402 |

05/15/2018 | 15,035 | Derivative/Non-derivative trans. at $0 per share. | 0 |

04/25/2018 | 5,138 | Disposition at $160.07 per share. | 822,440 |

04/15/2018 | 7,432 | Derivative/Non-derivative trans. at $164.52 per share. | 1,222,713 |

04/15/2018 | 14,988 | Derivative/Non-derivative trans. at $0 per share. | 0 |

02/27/2018 | 17,830 | Disposition at $184.35 per share. | 3,286,961 |

02/15/2018 | 9,316 | Derivative/Non-derivative trans. at $179.52 per share. | 1,672,409 |

02/15/2018 | 18,789 | Derivative/Non-derivative trans. at $0 per share. | 0 |

02/15/2018 | 3,070 | Derivative/Non-derivative trans. at $179.52 per share. | 551,127 |

02/15/2018 | 6,191 | Derivative/Non-derivative trans. at $0 per share. | 0 |

02/15/2018 | 3,231 | Derivative/Non-derivative trans. at $179.52 per share. | 580,030 |

02/15/2018 | 6,515 | Derivative/Non-derivative trans. at $0 per share. | 0 |

02/15/2018 | 7,454 | Derivative/Non-derivative trans. at $179.52 per share. | 1,338,143 |

02/15/2018 | 15,034 | Derivative/Non-derivative trans. at $0 per share. | 0 |

01/26/2018 | 5,587 | Disposition at $187.66 per share. | 1,048,457 |

01/15/2018 | 6,630 | Derivative/Non-derivative trans. at $179.37 per share. | 1,189,224 |

01/15/2018 | 14,988 | Derivative/Non-derivative trans. at $0 per share. | 0 |

11/28/2017 | 16,621 | Disposition at $183.51 per share. | 3,050,120 |

11/15/2017 | 3,230 | Derivative/Non-derivative trans. at $178.07 per share. | 575,167 |

11/15/2017 | 6,190 | Derivative/Non-derivative trans. at $0 per share. | 0 |

11/15/2017 | 3,400 | Derivative/Non-derivative trans. at $178.07 per share. | 605,438 |

11/15/2017 | 6,515 | Derivative/Non-derivative trans. at $0 per share. | 0 |

11/15/2017 | 7,845 | Derivative/Non-derivative trans. at $178.07 per share. | 1,396,960 |

11/15/2017 | 15,034 | Derivative/Non-derivative trans. at $0 per share. | 0 |

11/15/2017 | 9,805 | Derivative/Non-derivative trans. at $178.07 per share. | 1,745,977 |

11/15/2017 | 18,789 | Derivative/Non-derivative trans. at $0 per share. | 0 |

10/26/2017 | 4,699 | Disposition at $171.53 per share. | 806,020 |

10/15/2017 | 7,821 | Derivative/Non-derivative trans. at $173.74 per share. | 1,358,821 |

10/15/2017 | 14,988 | Derivative/Non-derivative trans. at $0 per share. | 0 |

08/24/2017 | 16,298 | Disposition at $168.88 per share. | 2,752,407 |

08/15/2017 | 3,231 | Derivative/Non-derivative trans. at $170.75 per share. | 551,694 |

08/15/2017 | 6,191 | Derivative/Non-derivative trans. at $0 per share. | 0 |

08/15/2017 | 3,400 | Derivative/Non-derivative trans. at $170.75 per share. | 580,550 |

08/15/2017 | 6,515 | Derivative/Non-derivative trans. at $0 per share. | 0 |

08/15/2017 | 7,846 | Derivative/Non-derivative trans. at $170.75 per share. | 1,339,705 |

08/15/2017 | 15,035 | Derivative/Non-derivative trans. at $0 per share. | 0 |

08/15/2017 | 9,805 | Derivative/Non-derivative trans. at $170.75 per share. | 1,674,204 |

08/15/2017 | 18,789 | Derivative/Non-derivative trans. at $0 per share. | 0 |

08/10/2017 | 50,533 | Disposition at $169.95 per share. | 8,588,084 |

07/15/2017 | 7,821 | Derivative/Non-derivative trans. at $159.97 per share. | 1,251,126 |

07/15/2017 | 14,988 | Derivative/Non-derivative trans. at $0 per share. | 0 |

05/15/2017 | 9,805 | Derivative/Non-derivative trans. at $150.33 per share. | 1,473,986 |

05/15/2017 | 18,789 | Derivative/Non-derivative trans. at $150.33 per share. | 2,824,550 |

05/15/2017 | 3,230 | Derivative/Non-derivative trans. at $150.33 per share. | 485,566 |

05/15/2017 | 6,190 | Derivative/Non-derivative trans. at $0 per share. | 0 |

05/15/2017 | 3,400 | Derivative/Non-derivative trans. at $150.33 per share. | 511,122 |

05/15/2017 | 6,515 | Derivative/Non-derivative trans. at $0 per share. | 0 |

05/15/2017 | 7,845 | Derivative/Non-derivative trans. at $150.33 per share. | 1,179,339 |

05/15/2017 | 15,034 | Derivative/Non-derivative trans. at $0 per share. | 0 |

04/15/2017 | 7,821 | Derivative/Non-derivative trans. at $139.39 per share. | 1,090,170 |

04/15/2017 | 14,988 | Derivative/Non-derivative trans. at $0 per share. | 0 |

02/15/2017 | 3,400 | Derivative/Non-derivative trans. at $133.85 per share. | 455,090 |

02/15/2017 | 6,515 | Derivative/Non-derivative trans. at $0 per share. | 0 |

02/15/2017 | 7,845 | Derivative/Non-derivative trans. at $133.85 per share. | 1,050,054 |

02/15/2017 | 15,034 | Derivative/Non-derivative trans. at $0 per share. | 0 |

02/15/2017 | 9,804 | Derivative/Non-derivative trans. at $133.85 per share. | 1,312,266 |

02/15/2017 | 18,788 | Derivative/Non-derivative trans. at $0 per share. | 0 |

01/15/2017 | 6,731 | Derivative/Non-derivative trans. at $128.34 per share. | 863,857 |

01/15/2017 | 14,988 | Derivative/Non-derivative trans. at $0 per share. | 0 |

12/07/2016 | 8,750 | Disposition at $117 per share. | 1,023,750 |

11/17/2016 | 13,125 | Disposition at $116.86 per share. | 1,533,788 |

11/16/2016 | 13,125 | Disposition at $114.78 per share. | 1,506,488 |

11/15/2016 | 2,400 | Disposition at $118.19 per share. | 283,656 |

11/15/2016 | 13,806 | Disposition at $117.49 per share. | 1,622,067 |

11/15/2016 | 4,845 | Disposition at $116.71 per share. | 565,460 |

11/15/2016 | 6,515 | Derivative/Non-derivative trans. at $0 per share. | 0 |

11/15/2016 | 15,035 | Derivative/Non-derivative trans. at $0 per share. | 0 |

11/15/2016 | 18,789 | Derivative/Non-derivative trans. at $0 per share. | 0 |

10/17/2016 | 7,821 | Disposition at $127.93 per share. | 1,000,541 |

10/15/2016 | 14,988 | Derivative/Non-derivative trans. at $0 per share. | 0 |

10/05/2016 | 17,500 | Disposition at $128.38 per share. | 2,246,650 |

10/04/2016 | 17,500 | Disposition at $129.18 per share. | 2,260,650 |

09/09/2016 | 17,500 | Disposition at $129.71 per share. | 2,269,925 |

09/08/2016 | 17,500 | Disposition at $130.92 per share. | 2,291,100 |

08/15/2016 | 800 | Disposition at $124.87 per share. | 99,896 |

08/15/2016 | 20,250 | Disposition at $124.06 per share. | 2,512,215 |

08/15/2016 | 6,515 | Derivative/Non-derivative trans. at $0 per share. | 0 |

08/15/2016 | 15,034 | Derivative/Non-derivative trans. at $0 per share. | 0 |

08/15/2016 | 18,789 | Derivative/Non-derivative trans. at $0 per share. | 0 |

08/03/2016 | 15,750 | Disposition at $123.09 per share. | 1,938,668 |

08/02/2016 | 15,750 | Disposition at $124.06 per share. | 1,953,945 |

07/15/2016 | 1,807 | Disposition at $117.89 per share. | 213,028 |

07/15/2016 | 6,014 | Disposition at $116.97 per share. | 703,458 |

07/15/2016 | 14,988 | Derivative/Non-derivative trans. at $0 per share. | 0 |

07/07/2016 | 13,125 | Disposition at $116.65 per share. | 1,531,032 |

07/06/2016 | 10,500 | Disposition at $113.32 per share. | 1,189,860 |

06/14/2016 | 10,500 | Disposition at $114.07 per share. | 1,197,735 |

06/13/2016 | 13,125 | Disposition at $115 per share. | 1,509,375 |

05/18/2016 | 13,125 | Disposition at $117 per share. | 1,535,625 |

05/17/2016 | 13,125 | Disposition at $118.88 per share. | 1,560,300 |

05/16/2016 | 300 | Disposition at $119.48 per share. | 35,844 |

05/16/2016 | 5,151 | Disposition at $118.67 per share. | 611,270 |

05/16/2016 | 15,600 | Disposition at $117.98 per share. | 1,840,488 |

05/15/2016 | 6,515 | Derivative/Non-derivative trans. at $0 per share. | 0 |

05/15/2016 | 15,035 | Derivative/Non-derivative trans. at $0 per share. | 0 |

05/15/2016 | 18,789 | Derivative/Non-derivative trans. at $0 per share. | 0 |

04/15/2016 | 400 | Disposition at $110.76 per share. | 44,304 |

04/15/2016 | 7,421 | Disposition at $109.77 per share. | 814,604 |

04/15/2016 | 14,988 | Derivative/Non-derivative trans. at $0 per share. | 0 |

02/16/2016 | 2,500 | Disposition at $103.53 per share. | 258,825 |

02/16/2016 | 400 | Disposition at $103.84 per share. | 41,536 |

02/16/2016 | 6,468 | Disposition at $103.01 per share. | 666,269 |

02/16/2016 | 1,400 | Disposition at $101.8 per share. | 142,520 |

02/16/2016 | 10,682 | Disposition at $100.85 per share. | 1,077,280 |

02/15/2016 | 18,789 | Derivative/Non-derivative trans. at $0 per share. | 0 |

02/15/2016 | 6,515 | Derivative/Non-derivative trans. at $0 per share. | 0 |

02/15/2016 | 15,034 | Derivative/Non-derivative trans. at $0 per share. | 0 |

01/15/2016 | 1,100 | Disposition at $95.89 per share. | 105,479 |

01/15/2016 | 3,635 | Disposition at $95.06 per share. | 345,544 |

01/15/2016 | 1,700 | Disposition at $94.24 per share. | 160,208 |

01/15/2016 | 14,988 | Derivative/Non-derivative trans. at $0 per share. | 0 |

11/16/2015 | 400 | Disposition at $103.84 per share. | 41,536 |

11/16/2015 | 3,400 | Disposition at $103.05 per share. | 350,370 |

11/16/2015 | 7,151 | Disposition at $102.12 per share. | 730,261 |

11/16/2015 | 6,699 | Disposition at $101.28 per share. | 678,475 |

11/15/2015 | 15,034 | Derivative/Non-derivative trans. at $0 per share. | 0 |

11/15/2015 | 18,789 | Derivative/Non-derivative trans. at $0 per share. | 0 |

10/15/2015 | 15,000 | Disposition at $95.02 per share. | 1,425,300 |

09/22/2015 | 25,000 | Disposition at $93.81 per share. | 2,345,250 |

09/21/2015 | 25,000 | Disposition at $94.6 per share. | 2,365,000 |

08/19/2015 | 25,000 | Disposition at $94.65 per share. | 2,366,250 |

08/18/2015 | 25,000 | Disposition at $94.1 per share. | 2,352,500 |

08/17/2015 | 17,651 | Disposition at $93.75 per share. | 1,654,782 |

08/15/2015 | 15,035 | Derivative/Non-derivative trans. at $0 per share. | 0 |

08/15/2015 | 18,789 | Derivative/Non-derivative trans. at $0 per share. | 0 |

07/14/2015 | 25,000 | Disposition at $90.47 per share. | 2,261,750 |

07/13/2015 | 18,750 | Disposition at $88.68 per share. | 1,662,750 |

06/25/2015 | 18,750 | Disposition at $89.26 per share. | 1,673,625 |

06/24/2015 | 18,750 | Disposition at $87.67 per share. | 1,643,813 |

05/20/2015 | 15,000 | Disposition at $80.47 per share. | 1,207,050 |

05/19/2015 | 15,000 | Disposition at $81.26 per share. | 1,218,900 |

05/15/2015 | 9,028 | Disposition at $81.28 per share. | 733,796 |

05/15/2015 | 70,169 | Disposition at $80.64 per share. | 5,658,429 |

05/15/2015 | 15,034 | Derivative/Non-derivative trans. at $0 per share. | 0 |

05/15/2015 | 18,789 | Derivative/Non-derivative trans. at $0 per share. | 0 |

05/15/2015 | 117,950 | Derivative/Non-derivative trans. at $0 per share. | 0 |

04/06/2015 | 11,550 | Disposition at $82.38 per share. | 951,489 |

04/06/2015 | 3,450 | Disposition at $81.54 per share. | 281,313 |

04/02/2015 | 15,000 | Disposition at $81.96 per share. | 1,229,400 |

03/11/2015 | 12,500 | Disposition at $77.8 per share. | 972,500 |

03/10/2015 | 12,500 | Disposition at $78.56 per share. | 982,000 |