Insider Trading activities of Twitter, Inc. insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Twitter, Inc. since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Twitter, Inc. since year 2005. Table 2 shows the detailed insider transactions of Twitter, Inc. since 2005. The reporting company's ticker symbol is TWTR. The reporting company's CIK number is 1418091.
The total value of stock buying since 2005 is $13,937,007.
The total value of stock sales since 2005 is $975,426,204.
The total value of stock option exercises since 2005 is $2,406,555.


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Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Twitter, Inc. (TWTR).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2018-05 0 $0 703,359 $23,213,943 0 $0
2018-04 0 $0 1,229,698 $37,288,659 0 $0
2018-03 0 $0 1,100,100 $35,392,388 0 $0
2018-02 0 $0 1,111,252 $36,209,612 0 $0
2018-01 0 $0 1,123,686 $26,455,610 0 $0
2017-12 0 $0 1,130,000 $26,126,629 0 $0
2017-11 0 $0 2,695,485 $56,638,337 0 $0
2017-10 0 $0 2,424,415 $50,048,496 0 $0
2017-09 0 $0 888,085 $15,699,532 0 $0
2017-08 0 $0 574,000 $9,445,929 0 $0
2017-07 0 $0 868,700 $16,824,678 0 $0
2017-06 0 $0 760,703 $13,280,018 0 $0
2017-05 0 $0 1,077,569 $19,929,513 0 $0
2017-04 574,002 $9,541,061 1,108,100 $16,247,898 0 $0
2017-03 0 $0 16,762 $261,676 0 $0
2017-02 0 $0 62,501 $1,054,926 50,000 $91,500
2016-12 0 $0 7,500 $136,801 0 $0
2016-11 0 $0 65,892 $1,160,942 0 $0
2016-10 0 $0 4,901 $115,840 0 $0
2016-09 0 $0 7,500 $149,313 0 $0
2016-08 0 $0 79,135 $1,340,697 0 $0
2016-06 0 $0 31,985 $486,632 0 $0
2016-05 0 $0 100,382 $1,436,165 0 $0
2016-04 0 $0 33,641 $562,930 9,094 $131,135
2016-03 0 $0 11,386 $190,487 3,932 $56,699
2016-02 137,750 $2,246,727 47,597 $855,133 5,896 $85,020
2016-01 0 $0 77,673 $1,638,180 0 $0
2015-12 0 $0 71,567 $1,791,395 0 $0
2015-11 5,230 $152,161 1,944,808 $49,333,420 0 $0
2015-10 0 $0 77,978 $2,021,798 0 $0
2015-09 0 $0 50,203 $1,368,256 0 $0
2015-08 55,037 $1,524,345 433,033 $12,663,456 0 $0
2015-07 0 $0 890,600 $31,758,271 0 $0
2015-06 0 $0 795,839 $28,515,323 0 $0
2015-05 12,700 $472,713 1,164,385 $42,881,606 0 $0
2015-04 0 $0 1,525,477 $78,023,899 0 $0
2015-03 0 $0 979,374 $46,017,214 0 $0
2015-02 0 $0 1,705,104 $79,935,712 125,000 $53,500
2015-01 0 $0 1,250,977 $47,499,117 496,971 $616,361
2014-12 0 $0 1,191,979 $45,294,157 215,040 $286,952
2014-11 0 $0 1,239,285 $49,932,635 83,667 $76,238
2014-10 0 $0 76,984 $3,878,159 12,234 $95,736
2014-09 0 $0 140,689 $7,148,575 12,862 $23,536
2014-08 0 $0 538,140 $24,007,557 130,218 $238,298
2014-07 0 $0 92,658 $4,047,271 7,806 $87,633
2014-06 0 $0 242,974 $8,680,869 134,035 $171,578
2014-05 0 $0 543,069 $18,172,080 366,377 $374,069
2014-04 0 $0 5,148 $264,470 0 $0
2014-02 0 $0 0 $0 10,000 $18,300

Table 2. Detailed insider stock purchases, sales, and option exercises of Twitter, Inc. insiders (TWTR)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2018-05-11 Williams Evan Clark (Director) Sale 341,121 32.76 11,174,100
2018-05-10 Williams Evan Clark (Director) Sale 341,121 33.40 11,393,441
2018-05-04 Kaiden Robert (Chief Accounting Officer) Sale 3,676 30.77 113,128
2018-05-03 Derella Matthew (VP, Revenue & Partnerships) Sale 15,100 30.56 461,471
2018-05-01 Kaiden Robert (Chief Accounting Officer) Sale 2,341 30.67 71,803
2018-04-24 Williams Evan Clark (Director) Sale 341,121 30.59 10,434,891
2018-04-23 Williams Evan Clark (Director) Sale 341,121 31.84 10,861,292
2018-04-11 Williams Evan Clark (Director) Sale 265,927 29.25 7,777,035
2018-04-10 Williams Evan Clark (Director) Sale 273,100 29.22 7,980,528
2018-04-04 Derella Matthew (VP, Revenue & Partnerships) Sale 7,008 27.82 194,955
2018-04-02 Kaiden Robert (Chief Accounting Officer) Sale 1,421 28.12 39,958
2018-03-28 Williams Evan Clark (Director) Sale 273,100 28.47 7,775,703
2018-03-27 Williams Evan Clark (Director) Sale 273,100 28.98 8,145,584
2018-03-14 Williams Evan Clark (Director) Sale 273,100 35.72 9,755,132
2018-03-13 Williams Evan Clark (Director) Sale 273,100 34.64 9,461,276
2018-03-06 Kaiden Robert (Chief Accounting Officer) Sale 4,158 34.35 142,848
2018-03-01 Kaiden Robert (Chief Accounting Officer) Sale 3,342 31.77 106,185
2018-02-28 Williams Evan Clark (Director) Sale 273,100 32.39 8,846,528
2018-02-27 Williams Evan Clark (Director) Sale 273,200 31.55 8,618,640
2018-02-16 Williams Evan Clark (Director) Sale 273,100 33.03 9,021,585
2018-02-15 Williams Evan Clark (Director) Sale 273,100 33.85 9,244,708
2018-02-06 Kaiden Robert (Chief Accounting Officer) Sale 12,734 25.18 320,642
2018-02-01 Kaiden Robert (Chief Accounting Officer) Sale 6,018 26.17 157,509
2018-01-26 Williams Evan Clark (Director) Sale 273,100 23.60 6,446,252
2018-01-25 Williams Evan Clark (Director) Sale 273,100 22.28 6,083,848
2018-01-23 Gadde Vijaya (General Counsel) Sale 15,000 22.80 341,955
2018-01-22 Gadde Vijaya (General Counsel) Sale 15,000 23.28 349,140
2018-01-11 Williams Evan Clark (Director) Sale 273,200 24.17 6,603,244
2018-01-10 Williams Evan Clark (Director) Sale 273,100 24.18 6,602,192
2018-01-03 Kaiden Robert (Chief Accounting Officer) Sale 1,186 24.43 28,979
2017-12-28 Williams Evan Clark (Director) Sale 273,100 24.29 6,634,691
2017-12-27 Williams Evan Clark (Director) Sale 273,100 24.26 6,625,952
2017-12-14 Williams Evan Clark (Director) Sale 273,100 22.58 6,166,871
2017-12-13 Williams Evan Clark (Director) Sale 273,200 21.66 5,917,238
2017-12-06 Kaiden Robert (Chief Accounting Officer) Sale 3,570 21.00 74,962
2017-12-06 Gadde Vijaya (General Counsel) Sale 15,000 21.02 315,240
2017-12-05 Gadde Vijaya (General Counsel) Sale 15,000 20.71 310,635
2017-12-01 Kaiden Robert (Chief Accounting Officer) Sale 3,930 20.62 81,040
2017-11-29 Williams Evan Clark (Director) Sale 1,635,685 21.27 34,784,477
2017-11-28 Williams Evan Clark (Director) Sale 347,300 21.82 7,578,086
2017-11-15 Williams Evan Clark (Director) Sale 241,600 20.02 4,837,556
2017-11-14 Williams Evan Clark (Director) Sale 323,400 20.09 6,497,429
2017-11-10 Gadde Vijaya (General Counsel) Sale 15,000 20.18 302,700
2017-11-09 Gadde Vijaya (General Counsel) Sale 120,000 19.89 2,387,160
2017-11-06 Kaiden Robert (Chief Accounting Officer) Sale 5,926 19.51 115,604
2017-11-01 Kaiden Robert (Chief Accounting Officer) Sale 6,574 20.59 135,325
2017-10-31 Williams Evan Clark (Director) Sale 1,000,200 21.13 21,136,226
2017-10-30 Williams Evan Clark (Director) Sale 1,000,100 21.29 21,288,128
2017-10-18 Gadde Vijaya (General Counsel) Sale 7,500 18.12 135,937
2017-10-17 Gadde Vijaya (General Counsel) Sale 7,500 18.26 136,965
2017-10-12 Williams Evan Clark (Director) Sale 182,100 18.41 3,352,825
2017-10-11 Williams Evan Clark (Director) Sale 227,015 17.61 3,998,415
2017-09-26 Williams Evan Clark (Director) Sale 172,785 16.79 2,900,541
2017-09-25 Williams Evan Clark (Director) Sale 146,600 17.01 2,494,252
2017-09-20 Gadde Vijaya (General Counsel) Sale 7,500 17.66 132,435
2017-09-19 Gadde Vijaya (General Counsel) Sale 7,500 17.66 132,450
2017-09-13 Williams Evan Clark (Director) Sale 182,100 18.26 3,324,417
2017-09-12 Williams Evan Clark (Director) Sale 364,100 18.10 6,589,481
2017-09-06 Kaiden Robert (Chief Accounting Officer) Sale 3,695 16.78 61,987
2017-09-01 Kaiden Robert (Chief Accounting Officer) Sale 3,805 16.81 63,969
2017-08-25 Williams Evan Clark (Director) Sale 136,600 16.66 2,276,439
2017-08-24 Williams Evan Clark (Director) Sale 136,600 16.91 2,310,315
2017-08-16 Gadde Vijaya (General Counsel) Sale 7,500 16.12 120,884
2017-08-15 Gadde Vijaya (General Counsel) Sale 7,500 16.03 120,225
2017-08-09 Williams Evan Clark (Director) Sale 136,700 16.07 2,196,085
2017-08-08 Williams Evan Clark (Director) Sale 136,600 16.25 2,219,476
2017-08-04 Kaiden Robert (Chief Accounting Officer) Sale 7,775 16.28 126,608
2017-08-01 Kaiden Robert (Chief Accounting Officer) Sale 4,725 16.06 75,897
2017-07-14 Williams Evan Clark (Director) Sale 227,600 19.72 4,488,044
2017-07-13 Williams Evan Clark (Director) Sale 626,100 19.27 12,062,442
2017-07-11 Gadde Vijaya (General Counsel) Sale 7,500 18.53 138,952
2017-07-10 Gadde Vijaya (General Counsel) Sale 7,500 18.03 135,240
2017-06-29 Williams Evan Clark (Director) Sale 182,100 17.57 3,199,679
2017-06-28 Williams Evan Clark (Director) Sale 270,400 17.99 4,864,496
2017-06-14 Williams Evan Clark (Director) Sale 138,800 16.76 2,326,010
2017-06-13 Williams Evan Clark (Director) Sale 137,200 16.92 2,321,286
2017-06-08 Gadde Vijaya (General Counsel) Sale 7,500 17.48 131,137
2017-06-07 Gadde Vijaya (General Counsel) Sale 7,500 17.45 130,837
2017-06-06 Kaiden Robert (Chief Accounting Officer) Sale 14,388 17.71 254,854
2017-06-01 Kaiden Robert (Chief Accounting Officer) Sale 2,815 18.37 51,719
2017-05-31 Williams Evan Clark (Director) Sale 182,100 18.22 3,317,133
2017-05-30 Williams Evan Clark (Director) Sale 191,000 18.53 3,539,039
2017-05-12 Williams Evan Clark (Director) Sale 320,300 18.76 6,008,507
2017-05-11 Williams Evan Clark (Director) Sale 364,600 18.41 6,710,463
2017-05-03 Gadde Vijaya (General Counsel) Sale 7,500 18.45 138,375
2017-05-02 Gadde Vijaya (General Counsel) Sale 7,500 18.23 136,747
2017-05-01 Kaiden Robert (Chief Accounting Officer) Sale 4,569 17.34 79,249
2017-04-28 Dorsey Jack (Chief Executive Officer) Buy 574,002 16.62 9,541,061
2017-04-19 Williams Evan Clark (Director) Sale 136,600 14.58 1,992,174
2017-04-18 Williams Evan Clark (Director) Sale 136,600 14.44 1,971,821
2017-04-04 Williams Evan Clark (Director) Sale 273,200 14.66 4,005,930
2017-04-04 Gadde Vijaya (General Counsel) Sale 7,500 14.66 109,987
2017-04-03 Williams Evan Clark (Director) Sale 273,400 14.76 4,036,204
2017-04-03 Gadde Vijaya (General Counsel) Sale 7,500 14.76 110,715
2017-03-06 Kaiden Robert (Chief Accounting Officer) Sale 9,262 15.60 144,476
2017-03-01 Kaiden Robert (Chief Accounting Officer) Sale 2,869 15.67 44,962
2017-02-15 Rosenblatt David S (Director) Sale 50,000 16.68 834,099
2017-02-15 Rosenblatt David S (Director) Option Ex 50,000 1.83 91,500
2017-02-06 Kaiden Robert (Chief Accounting Officer) Sale 7,802 17.67 137,876
2017-02-01 Kaiden Robert (Chief Accounting Officer) Sale 4,699 17.65 82,951
2016-12-06 Kaiden Robert (Chief Accounting Officer) Sale 3,512 18.30 64,252
2016-12-01 Kaiden Robert (Chief Accounting Officer) Sale 3,988 18.19 72,549
2016-11-04 Kaiden Robert (Chief Accounting Officer) Sale 5,808 17.99 104,509
2016-11-01 Kaiden Robert (Chief Accounting Officer) Sale 7,897 17.58 138,829
2016-11-01 Messinger Adam (Chief Technology Officer) Sale 52,187 17.58 917,604
2016-10-03 Messinger Adam (Chief Technology Officer) Sale 4,901 23.64 115,840
2016-09-07 Kaiden Robert (Chief Accounting Officer) Sale 3,604 20.05 72,278
2016-09-01 Kaiden Robert (Chief Accounting Officer) Sale 3,896 19.77 77,035
2016-08-04 Kaiden Robert (Chief Accounting Officer) Sale 13,231 17.87 236,411
2016-08-01 Kaiden Robert (Chief Accounting Officer) Sale 12,990 16.76 217,660
2016-08-01 Messinger Adam (Chief Technology Officer) Sale 52,914 16.76 886,626
2016-06-06 Kaiden Robert (Chief Accounting Officer) Sale 20,231 15.32 310,040
2016-06-01 Kaiden Robert (Chief Accounting Officer) Sale 11,754 15.02 176,592
2016-05-02 Messinger Adam (Chief Technology Officer) Sale 100,382 14.31 1,436,165
2016-04-22 Messinger Adam (Chief Technology Officer) Sale 18,842 17.33 326,531
2016-04-22 Messinger Adam (Chief Technology Officer) Option Ex 9,094 14.42 131,135
2016-04-01 Messinger Adam (Chief Technology Officer) Sale 14,799 15.97 236,399
2016-03-22 Messinger Adam (Chief Technology Officer) Sale 11,386 16.73 190,487
2016-03-22 Messinger Adam (Chief Technology Officer) Option Ex 3,932 14.42 56,699
2016-02-23 Messinger Adam (Chief Technology Officer) Sale 17,077 18.63 318,144
2016-02-23 Messinger Adam (Chief Technology Officer) Option Ex 5,896 14.42 85,020
2016-02-16 Noto Anthony (Chief Financial Officer) Buy 15,500 16.07 249,162
2016-02-16 Kordestani Omid (Executive Chairman) Buy 122,250 16.34 1,997,565
2016-02-04 Roetter Alexander (Senior VP, Engineering) Sale 14,474 16.86 244,002
2016-02-01 Messinger Adam (Chief Technology Officer) Sale 2,669 18.08 48,255
2016-02-01 Roetter Alexander (Senior VP, Engineering) Sale 13,377 18.30 244,732
2016-01-29 Weil Kevin (Senior VP, Product) Sale 3,619 16.76 60,639
2016-01-15 Weil Kevin (Senior VP, Product) Sale 5,342 17.98 96,043
2016-01-07 Roetter Alexander (Senior VP, Engineering) Sale 8,936 21.11 188,665
2016-01-07 Williams Evan Clark (Director) Sale 18,800 20.97 394,311
2016-01-06 Williams Evan Clark (Director) Sale 18,800 21.66 407,170
2016-01-05 Weil Kevin (Senior VP, Product) Sale 12,069 22.16 267,412
2016-01-05 Roetter Alexander (Senior VP, Engineering) Sale 10,107 22.16 223,940
2015-12-29 Weil Kevin (Senior VP, Product) Sale 5,340 22.51 120,187
2015-12-15 Weil Kevin (Senior VP, Product) Sale 5,340 23.98 128,026
2015-12-04 Roetter Alexander (Senior VP, Engineering) Sale 6,516 25.17 164,014
2015-12-04 Williams Evan Clark (Director) Sale 18,800 25.22 474,136
2015-12-03 Williams Evan Clark (Director) Sale 18,800 25.68 482,840
2015-12-01 Weil Kevin (Senior VP, Product) Sale 4,193 25.17 105,554
2015-12-01 Roetter Alexander (Senior VP, Engineering) Sale 12,578 25.17 316,638
2015-11-30 Williams Evan Clark (Director) Sale 1,848,342 25.25 46,676,180
2015-11-24 Williams Evan Clark (Director) Sale 18,800 25.32 476,053
2015-11-23 Williams Evan Clark (Director) Sale 18,800 25.32 475,959
2015-11-16 Weil Kevin (Senior VP, Product) Sale 5,340 25.35 135,358
2015-11-05 Roetter Alexander (Senior VP, Engineering) Sale 10,937 29.15 318,857
2015-11-03 Weil Kevin (Senior VP, Product) Sale 23,318 29.38 684,966
2015-11-03 Roetter Alexander (Senior VP, Engineering) Sale 19,271 29.37 566,047
2015-11-02 Noto Anthony (Chief Financial Officer) Buy 5,230 29.09 152,161
2015-10-29 Weil Kevin (Senior VP, Product) Sale 3,667 29.77 109,177
2015-10-15 Weil Kevin (Senior VP, Product) Sale 5,052 29.77 150,392
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Insider trading activities including stock purchases, stock sales, and option exercises of TWTR listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Twitter, Inc. (symbol TWTR, CIK number 1418091) see the Securities and Exchange Commission (SEC) website.