Insider Trading activities of Six Flags Entertainment Corp insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Six Flags Entertainment Corp since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Six Flags Entertainment Corp since year 2005. Table 2 shows the detailed insider transactions of Six Flags Entertainment Corp since 2005. The reporting company's ticker symbol is SIX. The reporting company's CIK number is 701374.
The total value of stock buying since 2005 is $325,809,476.
The total value of stock sales since 2005 is $1,594,520,084.
The total value of stock option exercises since 2005 is $89,851,248.


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Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Six Flags Entertainment Corp (SIX).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-11 0 $0 41,008 $2,667,980 0 $0
2017-08 3,000 $157,743 48,998 $2,812,142 62,500 $2,346,250
2017-04 0 $0 10,220,248 $627,477,065 0 $0
2017-02 0 $0 20,000 $1,238,999 212,500 $9,161,512
2016-12 25,000 $1,498,200 29,571 $1,721,025 19,500 $271,245
2016-11 0 $0 18,837 $1,061,457 19,500 $723,744
2016-09 0 $0 838 $40,659 0 $0
2016-08 0 $0 39,170 $1,976,502 300,710 $6,542,341
2016-07 0 $0 20,000 $1,182,140 0 $0
2016-06 0 $0 1,336,456 $78,069,584 0 $0
2016-05 0 $0 247,422 $14,615,917 0 $0
2016-04 0 $0 631,646 $37,249,029 0 $0
2016-03 0 $0 147,497 $8,187,837 0 $0
2016-02 0 $0 73,016 $3,753,367 220,500 $7,346,542
2015-12 0 $0 1,684,632 $89,973,548 0 $0
2015-11 0 $0 9,956 $525,457 0 $0
2015-10 0 $0 2,534,932 $132,734,692 169,790 $2,133,651
2015-08 0 $0 103,467 $4,478,423 197,750 $5,957,360
2015-07 0 $0 0 $0 27,000 $749,520
2015-04 0 $0 398,148 $19,546,942 0 $0
2015-03 0 $0 1,852 $90,322 0 $0
2015-02 0 $0 621,068 $28,825,041 130,000 $4,235,437
2015-01 0 $0 300,000 $13,063,424 0 $0
2014-11 0 $0 800,000 $32,035,976 0 $0
2014-10 0 $0 34,200 $1,368,000 42,750 $836,275
2014-09 0 $0 145,343 $5,082,468 143,000 $1,430,000
2014-08 0 $0 138,778 $5,135,023 926,134 $9,721,421
2014-03 0 $0 200,000 $8,528,669 0 $0
2014-02 0 $0 0 $0 92,500 $2,635,325
2013-10 0 $0 30,400 $1,140,000 40,500 $648,273
2013-09 0 $0 168,646 $5,683,835 163,000 $1,630,000
2013-08 0 $0 125,929 $4,503,805 960,880 $9,814,047
2013-05 5,000 $389,610 100,000 $8,026,382 0 $0
2013-04 0 $0 100,000 $7,513,280 0 $0
2013-02 0 $0 0 $0 16,000 $739,670
2012-12 0 $0 67,652 $4,044,970 0 $0
2012-11 1,000 $56,209 0 $0 0 $0
2012-10 2,727 $150,066 75,177 $4,511,796 216,000 $5,467,059
2012-09 0 $0 42,738 $2,435,211 53,643 $1,073,127
2012-08 0 $0 66,330 $3,809,658 461,047 $7,981,375
2012-06 0 $0 0 $0 5,000 $93,760
2012-05 0 $0 100,000 $4,830,000 0 $0
2012-04 0 $0 572,000 $27,360,720 0 $0
2012-03 0 $0 295,400 $13,918,990 0 $0
2012-02 0 $0 0 $0 289,190 $5,114,314
2011-09 0 $0 2,616 $79,507 200,000 $3,199,000
2011-08 87,738 $2,785,498 0 $0 0 $0
2011-07 0 $0 953,200 $35,697,340 0 $0
2011-05 4,725 $361,409 0 $0 0 $0
2011-04 1,470,266 $105,859,152 1,470,266 $105,859,152 0 $0
2011-02 35,984 $2,012,995 0 $0 0 $0
2010-11 685,309 $34,300,735 237,209 $12,477,257 0 $0
2010-08 225,000 $8,121,750 225,000 $8,121,750 0 $0
2010-07 700,000 $23,100,000 700,000 $23,100,000 0 $0
2010-05 3,965,996 $132,464,266 4,863,316 $162,434,754 0 $0
2009-07 0 $0 1,150,000 $160,350 0 $0
2008-08 0 $0 10,000 $1,170 0 $0
2008-06 0 $0 2,000,000 $2,580,905 0 $0
2008-03 9,000 $16,101 9,000 $16,164 0 $0
2007-11 1,163,000 $2,317,750 0 $0 0 $0
2007-08 7,266 $24,783 0 $0 0 $0
2007-07 30,700 $114,031 0 $0 0 $0
2007-02 0 $0 5,461,900 $32,771,400 0 $0
2007-01 1,000 $6,110 0 $0 0 $0
2006-08 10,000 $46,250 0 $0 0 $0
2006-06 561,550 $3,306,180 0 $0 0 $0
2006-05 12,085 $109,373 0 $0 0 $0
2006-04 53,800 $514,328 0 $0 0 $0
2006-03 1,000 $10,450 0 $0 0 $0
2006-01 1,000 $8,390 0 $0 0 $0
2005-08 1,496,300 $8,068,137 0 $0 0 $0
2005-05 2,400 $9,960 0 $0 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Six Flags Entertainment Corp insiders (SIX)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-11-09 Reid-anderson James (Chairman, President & CEO) Sale 41,008 65.06 2,667,980
2017-08-29 Luther Jon L Buy 3,000 52.58 157,743
2017-08-25 Reid-anderson James (Exec. Chairman) Option Ex 62,500 37.54 2,346,250
2017-08-01 Balk Lance C (Exec. VP and General Counsel) Sale 48,998 57.39 2,812,142
2017-04-28 Nabi Usman (Director) Sale 5,060,628 61.36 310,520,134
2017-04-28 H Partners Management, Llc (10% Owner) Sale 5,060,628 61.36 310,520,134
2017-04-26 Petit Brett (Senior VP - Marketing) Sale 20,000 64.95 1,299,000
2017-04-26 Reid-anderson James (Exec. Chairman) Sale 78,992 65.04 5,137,797
2017-02-21 Reid-anderson James (Exec. Chairman) Option Ex 212,500 43.11 9,161,512
2017-02-16 Petit Brett (Senior VP - Marketing) Sale 12,698 61.95 786,641
2017-02-08 Petit Brett (Senior VP - Marketing) Sale 7,302 61.95 452,358
2016-12-22 Duffey John M (President, CEO) Buy 25,000 59.93 1,498,200
2016-12-20 Barber Marshall (EVP, Chief Financial Officer) Sale 10,071 60.00 604,260
2016-12-01 Centola Mario L (VP, Chief Accounting Officer) Sale 19,500 57.27 1,116,765
2016-12-01 Centola Mario L (VP, Chief Accounting Officer) Option Ex 19,500 13.91 271,245
2016-11-09 Barber Marshall (EVP, Chief Financial Officer) Option Ex 1,826 33.26 60,738
2016-11-08 Barber Marshall (EVP, Chief Financial Officer) Sale 6,424 57.00 366,168
2016-11-08 Barber Marshall (EVP, Chief Financial Officer) Option Ex 6,424 33.26 213,681
2016-11-07 Petit Brett (Senior VP - Marketing) Sale 12,413 56.01 695,289
2016-11-07 Petit Brett (Senior VP - Marketing) Option Ex 11,250 39.94 449,325
2016-09-06 Barber Marshall (EVP, Chief Financial Officer) Sale 838 48.52 40,659
2016-08-31 Duffey John M (President, CEO) Option Ex 146,960 10.00 1,469,600
2016-08-26 Centola Mario L (VP, Chief Accounting Officer) Sale 124 49.89 6,186
2016-08-26 Petit Brett (Senior VP - Marketing) Sale 1,163 49.76 57,870
2016-08-26 Hawrylak Walter (SVP- Administration, Secretary) Sale 1,307 49.75 65,023
2016-08-25 Reid-anderson James (Exec. Chairman) Option Ex 112,500 32.65 3,673,125
2016-08-24 Petit Brett (Senior VP - Marketing) Sale 15,000 50.51 757,620
2016-08-24 Petit Brett (Senior VP - Marketing) Option Ex 15,000 31.12 466,875
2016-08-24 Hawrylak Walter (SVP- Administration, Secretary) Sale 21,576 50.51 1,089,803
2016-08-24 Hawrylak Walter (SVP- Administration, Secretary) Option Ex 26,250 35.53 932,741
2016-07-25 Balk Lance C (Exec. VP and General Counsel) Sale 20,000 59.11 1,182,140
2016-06-09 Nabi Usman (Director) Sale 266,041 58.43 15,544,775
2016-06-09 H Partners Management, Llc (10% Owner) Sale 266,041 58.43 15,544,775
2016-06-08 Nabi Usman (Director) Sale 155,232 58.59 9,095,042
2016-06-08 H Partners Management, Llc (10% Owner) Sale 155,232 58.59 9,095,042
2016-06-07 Nabi Usman (Director) Sale 236,955 58.33 13,821,585
2016-06-07 H Partners Management, Llc (10% Owner) Sale 236,955 58.33 13,821,585
2016-06-01 Balk Lance C (Exec. VP and General Counsel) Sale 20,000 57.34 1,146,780
2016-05-26 Owens Stephen D Sale 7,000 58.51 409,584
2016-05-25 H Partners Management, Llc (10% Owner) Sale 143,500 58.94 8,457,890
2016-05-24 H Partners Management, Llc (10% Owner) Sale 96,922 59.31 5,748,443
2016-04-29 Nabi Usman (Director) Sale 175,000 59.97 10,494,750
2016-04-29 H Partners Management, Llc (10% Owner) Sale 175,000 59.97 10,494,750
2016-04-06 Reid-anderson James (Exec. Chairman) Sale 97,959 58.85 5,764,887
2016-04-04 Reid-anderson James (Exec. Chairman) Sale 2,041 58.76 119,931
2016-04-01 Reid-anderson James (Exec. Chairman) Sale 181,646 57.12 10,374,711
2016-03-30 Petit Brett (Senior VP - Marketing) Sale 10,000 56.04 560,410
2016-03-30 Reid-anderson James (Exec. Chairman) Sale 108,354 55.79 6,045,178
2016-03-28 Reid-anderson James (Exec. Chairman) Sale 10,000 55.00 549,970
2016-03-10 Petit Brett (Senior VP - Marketing) Sale 18,432 54.00 995,328
2016-03-09 Petit Brett (Senior VP - Marketing) Sale 178 51.85 9,229
2016-03-09 Hawrylak Walter (SVP- Administration, Secretary) Sale 200 51.85 10,370
2016-03-09 Balk Lance C (Exec. VP and General Counsel) Sale 333 52.11 17,352
2016-02-29 Balk Lance C (Exec. VP and General Counsel) Option Ex 40,500 22.29 902,542
2016-02-22 Reid-anderson James (Exec. Chairman) Option Ex 62,500 33.45 2,090,625
2016-02-19 Petit Brett (Senior VP - Marketing) Sale 18,254 51.42 938,711
2016-02-19 Hawrylak Walter (SVP- Administration, Secretary) Sale 20,536 51.40 1,055,509
2016-02-19 Reid-anderson James (Exec. Chairman) Option Ex 117,500 37.05 4,353,375
2016-02-19 Balk Lance C (Exec. VP and General Counsel) Sale 34,226 51.40 1,759,147
2015-12-24 Owens Stephen D Sale 17,500 54.46 953,085
2015-12-23 Petit Brett (Senior VP - Marketing) Sale 10,000 54.01 540,050
2015-12-23 Reid-anderson James (Chairman, President & CEO) Sale 120,169 53.97 6,485,520
2015-12-22 Reid-anderson James (Chairman, President & CEO) Sale 1,304 53.77 70,116
2015-12-21 Nabi Usman (Director) Sale 34,103 53.60 1,827,920
2015-12-21 H Partners Management, Llc (10% Owner) Sale 34,103 53.60 1,827,920
2015-12-21 Reid-anderson James (Chairman, President & CEO) Sale 16,638 53.76 894,458
2015-12-18 Nabi Usman (Director) Sale 100 53.50 5,350
2015-12-18 H Partners Management, Llc (10% Owner) Sale 100 53.50 5,350
2015-12-17 Nabi Usman (Director) Sale 33,592 53.59 1,800,195
2015-12-17 H Partners Management, Llc (10% Owner) Sale 33,592 53.59 1,800,195
2015-12-17 Reid-anderson James (Chairman, President & CEO) Sale 11,799 53.83 635,116
2015-12-16 Nabi Usman (Director) Sale 244,208 53.58 13,084,664
2015-12-16 H Partners Management, Llc (10% Owner) Sale 244,208 53.58 13,084,664
2015-12-16 Reid-anderson James (Chairman, President & CEO) Sale 90 53.75 4,837
2015-12-07 Nabi Usman (Director) Sale 245,893 53.14 13,066,754
2015-12-07 H Partners Management, Llc (10% Owner) Sale 245,893 53.14 13,066,754
2015-12-04 Nabi Usman (Director) Sale 190,200 53.20 10,118,640
2015-12-04 H Partners Management, Llc (10% Owner) Sale 190,200 53.20 10,118,640
2015-12-03 Nabi Usman (Director) Sale 5,470 53.32 291,660
2015-12-03 H Partners Management, Llc (10% Owner) Sale 5,470 53.32 291,660
2015-11-11 Cellar Kurt Matthew Sale 9,956 52.78 525,457
2015-10-29 Duffey John M (Executive VP and CFO) Sale 3,040 52.00 158,080
2015-10-29 Duffey John M (Executive VP and CFO) Option Ex 3,040 10.00 30,400
2015-10-28 Duffey John M (Executive VP and CFO) Sale 150,000 51.60 7,740,749
2015-10-28 Duffey John M (Executive VP and CFO) Option Ex 150,000 10.00 1,500,000
2015-10-26 Nabi Usman (Director) Sale 704,652 52.37 36,902,625
2015-10-26 H Partners Management, Llc (10% Owner) Sale 704,652 52.37 36,902,625
2015-10-23 Nabi Usman (Director) Sale 326,942 52.73 17,239,651
2015-10-23 H Partners Management, Llc (10% Owner) Sale 326,942 52.73 17,239,651
2015-10-23 Reid-anderson James (Chairman, President & CEO) Sale 70,140 52.63 3,691,468
2015-10-22 Reid-anderson James (Chairman, President & CEO) Sale 79,860 52.55 4,196,643
2015-10-20 Reid-anderson James (Chairman, President & CEO) Sale 150,000 51.52 7,728,000
2015-10-19 Petit Brett (Senior VP - Marketing) Sale 18,704 50.00 935,200
2015-10-19 Petit Brett (Senior VP - Marketing) Option Ex 16,750 36.02 603,251
2015-08-27 Russ Leonard A (VP, Chief Accounting Officer) Sale 15,250 45.00 686,250
2015-08-27 Russ Leonard A (VP, Chief Accounting Officer) Option Ex 15,250 29.15 444,537
2015-08-26 Russ Leonard A (VP, Chief Accounting Officer) Sale 1,797 43.02 77,306
2015-08-26 Petit Brett (Senior VP - Marketing) Sale 1,954 43.02 84,061
2015-08-26 Hawrylak Walter (SVP- Administration, Secretary) Sale 2,198 43.02 94,557
2015-08-24 Russ Leonard A (VP, Chief Accounting Officer) Sale 22,000 43.11 948,441
2015-08-24 Petit Brett (Senior VP - Marketing) Sale 29,250 43.03 1,258,656
2015-08-24 Petit Brett (Senior VP - Marketing) Option Ex 29,250 22.29 651,836
2015-08-24 Hawrylak Walter (SVP- Administration, Secretary) Sale 31,018 42.85 1,329,152
2015-08-24 Hawrylak Walter (SVP- Administration, Secretary) Option Ex 40,750 29.15 1,187,862
2015-08-24 Reid-anderson James (Chairman, President & CEO) Option Ex 112,500 32.65 3,673,125
2015-07-24 Balk Lance C (Exec. VP and General Counsel) Option Ex 27,000 27.76 749,520
2015-04-24 Reid-anderson James (Chairman, President & CEO) Sale 34,210 50.07 1,712,894
2015-04-23 Reid-anderson James (Chairman, President & CEO) Sale 50,731 50.05 2,539,086
2015-04-22 Reid-anderson James (Chairman, President & CEO) Sale 65,059 50.10 3,259,455
2015-04-06 Reid-anderson James (Chairman, President & CEO) Sale 148,148 48.97 7,254,807
2015-04-01 Balk Lance C (Exec. VP and General Counsel) Sale 100,000 47.81 4,780,700
2015-03-30 Reid-anderson James (Chairman, President & CEO) Sale 1,852 48.77 90,322
2015-02-20 Russ Leonard A (VP, Chief Accounting Officer) Sale 17,872 46.11 824,077
2015-02-20 Petit Brett (Senior VP - Marketing) Sale 40,852 46.11 1,883,685
2015-02-20 Hawrylak Walter (SVP- Administration, Secretary) Sale 22,979 46.11 1,059,561
2015-02-20 Duffey John M (Executive VP and CFO) Sale 51,066 46.10 2,354,142
2015-02-20 Reid-anderson James (Chairman, President & CEO) Option Ex 62,500 33.45 2,090,625
2015-02-20 Balk Lance C (Exec. VP and General Counsel) Sale 38,299 46.10 1,765,583
2015-02-19 Reid-anderson James (Chairman, President & CEO) Sale 256,940 47.29 12,150,692
2015-02-19 Reid-anderson James (Chairman, President & CEO) Option Ex 67,500 31.77 2,144,812
2015-02-18 Reid-anderson James (Chairman, President & CEO) Sale 43,060 46.27 1,992,343
2015-02-10 Reid-anderson James (Chairman, President & CEO) Sale 144,904 45.31 6,565,600
2015-02-09 Reid-anderson James (Chairman, President & CEO) Sale 3,896 45.01 175,358
2015-02-06 Reid-anderson James (Chairman, President & CEO) Sale 1,200 45.00 54,000
2015-01-13 Reid-anderson James (Chairman, President & CEO) Sale 143,000 43.98 6,289,140
2015-01-12 Reid-anderson James (Chairman, President & CEO) Sale 6,300 43.75 275,650
2015-01-05 Reid-anderson James (Chairman, President & CEO) Sale 700 43.76 30,634
2015-01-02 Reid-anderson James (Chairman, President & CEO) Sale 150,000 43.12 6,468,000
2014-11-07 Reid-anderson James (Chairman, President & CEO) Sale 72,919 40.02 2,918,510
2014-11-06 Reid-anderson James (Chairman, President & CEO) Sale 156,605 40.02 6,266,862
2014-11-05 Reid-anderson James (Chairman, President & CEO) Sale 67,504 40.06 2,704,210
2014-11-04 Reid-anderson James (Chairman, President & CEO) Sale 317,325 40.04 12,706,962
2014-11-03 Reid-anderson James (Chairman, President & CEO) Sale 185,647 40.07 7,439,432
2014-10-28 Russ Leonard A (VP, Chief Accounting Officer) Option Ex 8,550 19.56 167,255
2014-10-27 Russ Leonard A (VP, Chief Accounting Officer) Sale 34,200 40.00 1,368,000
2014-10-27 Russ Leonard A (VP, Chief Accounting Officer) Option Ex 34,200 19.56 669,020
2014-09-18 Petit Brett (Senior VP - Marketing) Sale 912 35.00 31,920
2014-09-17 Russ Leonard A (VP, Chief Accounting Officer) Sale 2,381 34.73 82,692
2014-09-17 Petit Brett (Senior VP - Marketing) Sale 1,173 34.73 40,738
2014-09-17 Hawrylak Walter (SVP- Administration, Secretary) Sale 2,521 34.73 87,554
2014-09-09 Petit Brett (Senior VP - Marketing) Sale 2,750 35.01 96,280
2014-09-08 Russ Leonard A (VP, Chief Accounting Officer) Sale 7,286 34.98 254,856
2014-09-08 Petit Brett (Senior VP - Marketing) Sale 20,143 34.99 704,763
2014-09-08 Petit Brett (Senior VP - Marketing) Option Ex 20,000 10.00 200,000
2014-09-08 Hawrylak Walter (SVP- Administration, Secretary) Sale 33,177 34.98 1,160,465
2014-09-08 Hawrylak Walter (SVP- Administration, Secretary) Option Ex 43,000 10.00 430,000
2014-09-08 Balk Lance C (Exec. VP and General Counsel) Sale 75,000 34.98 2,623,200
2014-09-08 Balk Lance C (Exec. VP and General Counsel) Option Ex 80,000 10.00 800,000
2014-08-29 Reid-anderson James (Chairman, President & CEO) Option Ex 10,000 27.76 277,600
2014-08-27 Russ Leonard A (VP, Chief Accounting Officer) Sale 1,023 37.34 38,198
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Insider trading activities including stock purchases, stock sales, and option exercises of SIX listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Six Flags Entertainment Corp (symbol SIX, CIK number 701374) see the Securities and Exchange Commission (SEC) website.