Insider Trading activities of Regeneron Pharmaceuticals Inc insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Regeneron Pharmaceuticals Inc since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Regeneron Pharmaceuticals Inc since year 2005. Table 2 shows the detailed insider transactions of Regeneron Pharmaceuticals Inc since 2005. The reporting company's ticker symbol is REGN. The reporting company's CIK number is 872589.
The total value of stock buying since 2005 is $2,475,753,844.
The total value of stock sales since 2005 is $1,068,888,188.
The total value of stock option exercises since 2005 is $284,711,527.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Regeneron Pharmaceuticals Inc (REGN).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-10 0 $0 1,500 $712,500 1,500 $266,730
2017-09 0 $0 2,663 $1,230,554 5,000 $855,320
2017-08 238,793 $114,923,290 72,825 $34,496,828 161,890 $5,111,149
2017-06 136,050 $64,709,869 50,101 $24,307,173 111,089 $7,337,740
2017-05 0 $0 9,295 $4,260,735 0 $0
2017-03 0 $0 1,000 $400,000 1,000 $177,820
2017-01 87,298 $32,388,605 0 $0 21,000 $413,490
2016-12 0 $0 3,000 $1,177,446 448,079 $9,099,835
2016-11 0 $0 4,125 $1,814,930 79,020 $2,144,054
2016-07 0 $0 2,125 $903,125 2,125 $581,548
2016-06 64,731 $23,576,583 0 $0 0 $0
2016-05 0 $0 5,413 $2,099,043 240,144 $4,977,257
2016-04 0 $0 4,000 $1,650,000 3,000 $533,460
2016-03 0 $0 2,000 $750,000 2,000 $355,640
2016-01 83,938 $38,905,850 0 $0 0 $0
2015-12 0 $0 50,302 $27,616,435 20,559 $1,334,931
2015-11 0 $0 123,431 $70,579,638 103,000 $2,653,070
2015-10 102,618 $47,437,697 0 $0 182,818 $2,128,001
2015-09 147,209 $78,315,924 8,000 $4,404,649 16,915 $3,274,205
2015-08 0 $0 62,048 $36,183,040 121,031 $11,417,009
2015-07 10,639 $5,710,366 2,000 $1,100,000 0 $0
2015-06 0 $0 2,000 $1,053,700 0 $0
2015-05 0 $0 46,749 $23,864,648 70,181 $4,791,965
2015-04 0 $0 0 $0 10,000 $2,727,000
2015-03 0 $0 42,589 $19,401,552 64,151 $2,497,185
2015-02 0 $0 71,489 $30,148,307 89,625 $6,345,212
2015-01 0 $0 12,322 $5,105,573 0 $0
2014-12 201,459 $79,012,617 8,486 $3,483,685 52,606 $2,219,271
2014-11 400 $164,000 127,061 $51,352,744 129,207 $5,786,846
2014-10 280,495 $92,962,695 104,353 $42,114,984 321,808 $42,701,582
2014-09 172,349 $59,585,797 10,328 $3,615,524 0 $0
2014-08 0 $0 52,751 $18,114,368 656,674 $10,163,638
2014-07 1,733,600 $536,973,939 0 $0 0 $0
2014-06 262,400 $73,265,871 0 $0 0 $0
2014-05 191,006 $57,194,057 5,369 $1,589,304 11,200 $238,000
2014-03 2,724,453 $877,976,816 17,000 $5,271,691 17,000 $424,440
2014-02 763,833 $216,905,004 237,535 $77,602,776 495,883 $12,445,589
2014-01 168,834 $46,539,699 29,668 $8,349,321 5,000 $93,050
2013-12 0 $0 9,236 $2,498,144 116,749 $7,248,786
2013-11 0 $0 11,000 $3,250,740 10,000 $150,100
2013-10 0 $0 9,162 $2,884,582 29,276 $3,249,928
2013-09 0 $0 317,282 $96,756,741 623,389 $7,898,561
2013-08 0 $0 11,958 $2,851,444 35,000 $1,085,640
2013-06 0 $0 15,000 $3,803,145 18,900 $330,600
2013-05 0 $0 441,221 $113,753,316 559,652 $11,521,174
2013-04 0 $0 8,129 $1,558,047 10,875 $302,001
2013-03 0 $0 115,000 $20,152,310 15,000 $279,150
2013-02 0 $0 10,000 $1,600,000 0 $0
2013-01 0 $0 31,464 $5,659,806 45,752 $1,199,581
2012-12 0 $0 23,940 $4,253,387 133,592 $3,960,383
2012-11 0 $0 340,153 $57,669,310 478,750 $13,189,239
2012-10 0 $0 5,000 $774,750 35,000 $776,800
2012-09 0 $0 22,177 $3,307,530 30,000 $477,149
2012-08 0 $0 81,907 $11,633,006 98,115 $2,047,174
2012-07 0 $0 35,853 $4,835,958 70,875 $1,287,543
2012-06 0 $0 38,911 $4,547,256 95,079 $1,932,005
2012-05 0 $0 200,914 $26,907,381 91,182 $1,902,254
2012-04 0 $0 29,442 $3,841,711 62,716 $1,318,014
2012-03 0 $0 68,150 $7,788,037 35,000 $657,390
2012-02 0 $0 227,481 $23,510,463 980,777 $14,539,451
2012-01 0 $0 141,091 $10,311,299 208,007 $4,388,229
2011-12 0 $0 27,713 $1,639,362 252,500 $7,031,600
2011-11 0 $0 0 $0 232,182 $6,234,148
2011-10 0 $0 17,214 $1,120,064 53,121 $1,021,620
2011-09 0 $0 204,897 $13,377,240 314,197 $4,684,536
2011-08 0 $0 6,409 $364,415 336,284 $9,142,950
2011-07 0 $0 154,182 $8,752,332 92,963 $1,816,263
2011-05 0 $0 25,000 $1,262,350 5,000 $144,050
2011-04 0 $0 39,115 $1,815,313 92,308 $1,200,004
2011-03 0 $0 85,899 $3,473,253 116,291 $2,295,093
2011-02 0 $0 61,231 $2,313,974 73,751 $1,527,220
2011-01 0 $0 107,816 $3,738,642 110,000 $1,797,774
2010-12 0 $0 77,888 $2,498,431 92,750 $1,438,309
2010-11 0 $0 41,831 $1,256,089 17,500 $316,725
2010-10 1,017,401 $28,487,228 1,765 $49,472 15,000 $282,000
2010-06 10,000 $269,800 6,100 $176,686 42,500 $620,550
2010-05 7,500 $214,050 100,924 $2,733,254 20,000 $508,600
2010-02 0 $0 40,224 $1,149,028 66,689 $849,137
2010-01 0 $0 49,186 $1,256,017 77,839 $999,541
2009-12 0 $0 14,956 $353,907 452,456 $3,964,001
2009-11 12,500 $234,087 0 $0 0 $0
2009-10 0 $0 0 $0 36,254 $370,737
2009-09 0 $0 30,066 $595,935 14,166 $120,411
2009-08 0 $0 6,666 $153,251 6,666 $56,661
2009-07 0 $0 37,423 $772,119 100,000 $949,000
2009-04 0 $0 15,160 $193,138 15,160 $98,540
2009-02 0 $0 10,000 $181,600 15,000 $114,900
2009-01 0 $0 0 $0 11,300 $86,233
2008-12 0 $0 26,991 $442,652 231,700 $1,716,897
2008-10 0 $0 59,487 $1,288,082 58,987 $668,330
2008-09 0 $0 30,001 $681,019 138,002 $1,102,736
2008-08 0 $0 0 $0 34,840 $226,460
2008-05 0 $0 15,000 $297,525 15,000 $137,550
2008-02 0 $0 10,000 $188,460 16,666 $131,778
2008-01 0 $0 15,000 $375,000 5,000 $38,300
2007-12 0 $0 0 $0 37,370 $322,316
2007-11 0 $0 40,917 $837,113 25,409 $203,882
2007-10 0 $0 30,000 $550,020 30,000 $229,800
2007-04 0 $0 135,350 $3,371,441 195,063 $1,995,444
2007-02 0 $0 18,600 $398,861 18,600 $183,768
2007-01 0 $0 0 $0 9,999 $98,739
2006-11 0 $0 100,108 $2,295,365 207,275 $1,869,899
2006-10 0 $0 223,908 $4,421,904 213,750 $2,028,476
2006-09 0 $0 37,561 $602,058 20,000 $190,000
2006-08 0 $0 2,000 $30,000 0 $0
2006-03 0 $0 11,844 $204,640 10,000 $79,070
2006-02 0 $0 34,599 $545,852 50,000 $416,400
2006-01 0 $0 33,630 $548,841 79,100 $843,640
2005-12 0 $0 21,142 $293,109 135,000 $1,721,250
2005-11 0 $0 7,527,050 $83,249,173 0 $0
2005-08 0 $0 10,677 $101,399 0 $0
2005-07 0 $0 3,798 $37,166 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Regeneron Pharmaceuticals Inc insiders (REGN)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-10-05 Brown Michael S (Director) Sale 1,500 475.00 712,500
2017-10-05 Brown Michael S (Director) Option Ex 1,500 177.82 266,730
2017-09-29 Baker Charles A (Director) Sale 2,000 450.00 900,000
2017-09-29 Baker Charles A (Director) Option Ex 2,000 18.61 37,220
2017-09-06 Landry Robert E (SVP Finance & CFO) Sale 474 497.57 235,846
2017-09-05 Landry Robert E (SVP Finance & CFO) Sale 189 501.11 94,708
2017-09-01 Landry Robert E (SVP Finance & CFO) Option Ex 3,000 272.70 818,100
2017-08-31 Landry Robert E (SVP Finance & CFO) Sale 427 493.14 210,569
2017-08-30 Landry Robert E (SVP Finance & CFO) Option Ex 2,000 272.70 545,400
2017-08-25 Sanofi Buy 72,378 482.99 34,957,488
2017-08-24 Sanofi Buy 105,820 481.79 50,983,335
2017-08-23 Landry Robert E (SVP Finance & CFO) Sale 468 476.35 222,929
2017-08-23 Sanofi Buy 60,595 478.30 28,982,467
2017-08-22 Landry Robert E (SVP Finance & CFO) Option Ex 2,000 272.70 545,400
2017-08-22 Vagelos P Roy (Chairman of the Board) Sale 31,944 477.04 15,238,533
2017-08-21 Vagelos P Roy (Chairman of the Board) Sale 24,269 471.16 11,434,582
2017-08-18 Vagelos P Roy (Chairman of the Board) Sale 2,900 470.15 1,363,435
2017-08-17 Vagelos P Roy (Chairman of the Board) Sale 1,305 470.00 613,350
2017-08-16 Vagelos P Roy (Chairman of the Board) Sale 10,986 470.17 5,165,287
2017-08-16 Vagelos P Roy (Chairman of the Board) Option Ex 153,969 21.92 3,375,000
2017-08-10 Terifay Robert J (EVP Commercial) Option Ex 1,921 52.03 99,949
2017-08-08 Landry Robert E (SVP Finance & CFO) Sale 526 471.75 248,143
2017-08-07 Landry Robert E (SVP Finance & CFO) Option Ex 2,000 272.70 545,400
2017-06-22 Aberman Michael S (SVP Strategy Investor Relation) Sale 2,269 533.05 1,209,488
2017-06-22 Stahl Neil (EVP Research and Development) Sale 8,306 531.82 4,417,321
2017-06-21 Aberman Michael S (SVP Strategy Investor Relation) Option Ex 4,500 30.63 137,835
2017-06-21 Stahl Neil (EVP Research and Development) Option Ex 20,000 30.63 612,600
2017-06-20 Goldstein Joseph L (Director) Sale 1,000 500.01 500,010
2017-06-20 Goldstein Joseph L (Director) Option Ex 1,000 273.67 273,670
2017-06-20 Brown Michael S (Director) Sale 3,000 500.00 1,500,000
2017-06-20 Brown Michael S (Director) Option Ex 3,000 177.82 533,460
2017-06-16 Terifay Robert J (EVP Commercial) Sale 21,147 468.19 9,900,813
2017-06-15 Terifay Robert J (EVP Commercial) Option Ex 48,750 52.03 2,536,462
2017-06-15 Stahl Neil (EVP Research and Development) Sale 8,567 468.20 4,011,112
2017-06-14 Stahl Neil (EVP Research and Development) Option Ex 20,295 21.25 431,268
2017-06-12 Brown Michael S (Director) Sale 2,000 473.60 947,190
2017-06-12 Brown Michael S (Director) Option Ex 2,000 177.82 355,640
2017-06-09 Goldstein Joseph L (Director) Sale 1,000 482.55 482,550
2017-06-09 Goldstein Joseph L (Director) Option Ex 1,000 273.67 273,670
2017-06-02 Stahl Neil (EVP Research and Development) Sale 2,812 476.06 1,338,689
2017-06-02 Sanofi Buy 136,050 475.63 64,709,869
2017-06-01 Stahl Neil (EVP Research and Development) Option Ex 10,544 207.05 2,183,135
2017-05-25 Vagelos P Roy (Chairman of the Board) Sale 9,295 458.39 4,260,735
2017-03-29 Brown Michael S (Director) Sale 1,000 400.00 400,000
2017-03-29 Brown Michael S (Director) Option Ex 1,000 177.82 177,820
2017-01-11 Sanofi Buy 87,298 371.01 32,388,605
2017-01-03 Sing George L (Director) Option Ex 14,000 19.69 275,660
2016-12-15 Yancopoulos George (President Regeneron Laboratori) Option Ex 195,079 20.32 3,964,005
2016-12-15 Schleifer Leonard S (President & CEO) Option Ex 250,000 20.32 5,080,000
2016-12-12 Baker Charles A (Director) Sale 3,000 392.48 1,177,446
2016-12-12 Baker Charles A (Director) Option Ex 3,000 18.61 55,830
2016-11-15 Ryan Arthur F (Director) Sale 2,000 429.34 858,680
2016-11-14 Goldstein Joseph L (Director) Sale 2,125 450.00 956,250
2016-11-14 Goldstein Joseph L (Director) Option Ex 2,125 273.67 581,548
2016-11-07 Vagelos P Roy (Chairman of the Board) Option Ex 76,895 20.32 1,562,506
2016-07-29 Goldstein Joseph L (Director) Sale 2,125 425.00 903,125
2016-07-29 Goldstein Joseph L (Director) Option Ex 2,125 273.67 581,548
2016-06-14 Sanofi Buy 64,731 364.22 23,576,583
2016-05-24 Ryan Arthur F (Director) Sale 1,000 396.64 396,640
2016-05-18 Van Plew Daniel P (EVP & General Mgr Industrial O) Sale 4,413 385.77 1,702,403
2016-05-17 Van Plew Daniel P (EVP & General Mgr Industrial O) Option Ex 9,460 30.63 289,759
2016-05-12 Vagelos P Roy (Chairman of the Board) Option Ex 230,684 20.32 4,687,498
2016-04-06 Goldstein Joseph L (Director) Sale 2,000 425.00 850,000
2016-04-06 Goldstein Joseph L (Director) Option Ex 1,000 177.82 177,820
2016-04-01 Goldstein Joseph L (Director) Sale 2,000 400.00 800,000
2016-04-01 Goldstein Joseph L (Director) Option Ex 2,000 177.82 355,640
2016-03-21 Goldstein Joseph L (Director) Sale 2,000 375.00 750,000
2016-03-21 Goldstein Joseph L (Director) Option Ex 2,000 177.82 355,640
2016-01-12 Sanofi Buy 83,938 463.51 38,905,850
2015-12-29 Mccorkle Douglas S (VP Controller and Asst Treasur) Sale 3,954 552.08 2,182,924
2015-12-29 Mccorkle Douglas S (VP Controller and Asst Treasur) Option Ex 3,954 52.03 205,726
2015-12-17 Aberman Michael S (SVP Strategy Investor Relation) Option Ex 4,000 24.00 96,000
2015-12-16 Van Plew Daniel P (SVP & General Mgr Industrial O) Option Ex 1,921 52.03 99,949
2015-12-16 Mccorkle Douglas S (VP Controller and Asst Treasur) Option Ex 1,921 52.03 99,949
2015-12-16 Powchik Peter (SVP Clinical Development & Reg) Option Ex 1,921 52.03 99,949
2015-12-16 Yancopoulos George (President Regeneron Laboratori) Option Ex 1,921 52.03 99,949
2015-12-16 Stahl Neil (EVP Research and Development) Option Ex 1,921 52.03 99,949
2015-12-10 Brown Michael S (Director) Sale 3,000 545.37 1,636,110
2015-12-10 Brown Michael S (Director) Option Ex 3,000 177.82 533,460
2015-12-02 Yancopoulos George (President Regeneron Laboratori) Sale 43,348 548.99 23,797,401
2015-11-18 Sing George L (Director) Sale 3,500 580.00 2,030,000
2015-11-18 Sing George L (Director) Option Ex 3,000 19.69 59,070
2015-11-18 Vagelos P Roy (Chairman of the Board) Sale 17,240 587.57 10,129,706
2015-11-09 Stahl Neil (EVP Research and Development) Sale 22,101 560.84 12,395,058
2015-11-06 Stahl Neil (EVP Research and Development) Sale 20,000 563.33 11,266,600
2015-11-05 Stahl Neil (EVP Research and Development) Option Ex 100,000 25.94 2,594,000
2015-11-03 Vagelos P Roy (Chairman of the Board) Sale 3,985 580.23 2,312,216
2015-11-02 Yancopoulos George (President Regeneron Laboratori) Sale 43,348 571.07 24,754,612
2015-11-02 Vagelos P Roy (Chairman of the Board) Sale 13,257 580.18 7,691,446
2015-10-30 Yancopoulos George (President Regeneron Laboratori) Option Ex 182,818 11.64 2,128,001
2015-10-06 Sanofi Buy 91,578 466.38 42,209,165
2015-09-23 Sanofi Buy 147,209 532.00 78,315,924
2015-09-21 Brown Michael S (Director) Sale 3,000 551.55 1,654,649
2015-09-21 Brown Michael S (Director) Option Ex 3,000 57.11 171,330
2015-09-17 Baker Charles A (Director) Sale 5,000 550.00 2,750,000
2015-09-17 Baker Charles A (Director) Option Ex 5,000 18.61 93,050
2015-09-02 Schleifer Leonard S (President & CEO) Option Ex 7,226 402.69 2,909,837
2015-09-01 Larosa Joseph J (SVP General Counsel and Secret) Option Ex 1,689 59.20 99,988
2015-08-14 Powchik Peter (SVP Clinical Development & Reg) Sale 23,485 574.13 13,483,419
2015-08-13 Powchik Peter (SVP Clinical Development & Reg) Option Ex 60,361 116.85 7,053,182
2015-08-12 Poon Christine A (Director) Sale 112 564.16 63,186
2015-08-11 Poon Christine A (Director) Option Ex 470 273.67 128,624
2015-08-06 Van Plew Daniel P (SVP & General Mgr Industrial O) Sale 4,028 584.32 2,353,632
2015-08-06 Terifay Robert J (SVP Commercial) Sale 13,423 589.91 7,918,335
2015-08-06 Gilman Alfred G (Director) Sale 5,000 587.90 2,939,515
2015-08-06 Gilman Alfred G (Director) Option Ex 5,000 57.11 285,550
2015-08-05 Landry Robert E (SVP Finance & CFO) Sale 4,000 592.51 2,370,028
2015-08-05 Landry Robert E (SVP Finance & CFO) Option Ex 4,000 272.70 1,090,800
2015-08-05 Tessier-lavigne Marc (Director) Sale 5,000 590.83 2,954,150
2015-08-05 Tessier-lavigne Marc (Director) Option Ex 5,000 57.11 285,550
2015-08-05 Van Plew Daniel P (SVP & General Mgr Industrial O) Option Ex 8,700 25.94 225,678
2015-08-05 Mccorkle Douglas S (VP Controller and Asst Treasur) Sale 5,000 585.75 2,928,775
2015-08-05 Mccorkle Douglas S (VP Controller and Asst Treasur) Option Ex 5,000 270.43 1,352,150
2015-08-05 Terifay Robert J (SVP Commercial) Option Ex 32,500 30.63 995,475
2015-08-04 Goldstein Joseph L (Director) Sale 2,000 586.00 1,172,000
2015-07-27 Sanofi Buy 10,639 536.74 5,710,366
2015-07-15 Goldstein Joseph L (Director) Sale 2,000 550.00 1,100,000
2015-06-22 Goldstein Joseph L (Director) Sale 2,000 526.85 1,053,700
2015-05-27 Sing George L (Director) Sale 5,000 515.00 2,575,000
2015-05-27 Sing George L (Director) Option Ex 5,000 19.69 98,450
2015-05-27 Ingram Robert Alexander (Director) Sale 1,379 513.39 707,964
2015-05-26 Van Plew Daniel P (SVP & General Mgr Industrial O) Sale 18,370 508.81 9,346,784
2015-05-22 Van Plew Daniel P (SVP & General Mgr Industrial O) Option Ex 40,050 25.94 1,038,897
2015-05-22 Mccorkle Douglas S (VP Controller and Asst Treasur) Sale 13,000 515.60 6,702,800
2015-05-22 Mccorkle Douglas S (VP Controller and Asst Treasur) Option Ex 13,464 104.88 1,412,104
2015-05-22 Goldstein Joseph L (Director) Sale 4,000 514.27 2,057,100
2015-05-22 Ingram Robert Alexander (Director) Option Ex 6,667 293.53 1,956,964
2015-05-15 Brown Michael S (Director) Sale 5,000 495.00 2,475,000
2015-05-15 Brown Michael S (Director) Option Ex 5,000 57.11 285,550
2015-04-08 Landry Robert E (SVP Finance & CFO) Option Ex 10,000 272.70 2,727,000
2015-03-25 Larosa Joseph J (SVP General Counsel and Secret) Option Ex 3,097 59.20 183,342
2015-03-25 Baker Charles A (Director) Sale 5,000 454.93 2,274,660
2015-03-25 Baker Charles A (Director) Option Ex 5,000 18.61 93,050
2015-03-24 Aberman Michael S (SVP Strategy Investor Relation) Sale 4,843 478.60 2,317,879
2015-03-18 Aberman Michael S (SVP Strategy Investor Relation) Sale 3,442 467.69 1,609,802
2015-03-17 Aberman Michael S (SVP Strategy Investor Relation) Option Ex 11,398 24.00 273,552
2015-03-17 Terifay Robert J (SVP Commercial) Sale 10,993 451.13 4,959,261
2015-03-16 Terifay Robert J (SVP Commercial) Option Ex 24,375 30.63 746,606
2015-03-16 Larosa Joseph J (SVP General Counsel and Secret) Sale 18,311 450.00 8,239,950
2015-03-16 Larosa Joseph J (SVP General Counsel and Secret) Option Ex 20,281 59.20 1,200,635
2015-02-27 Mccorkle Douglas S (VP Controller and Asst Treasur) Sale 3,000 416.24 1,248,720
2015-02-24 Aberman Michael S (SVP Strategy Investor Relation) Sale 3,374 418.41 1,411,701
2015-02-24 Terifay Robert J (SVP Commercial) Sale 11,173 423.67 4,733,664
2015-02-23 Aberman Michael S (SVP Strategy Investor Relation) Option Ex 7,500 30.63 229,725
2015-02-23 Terifay Robert J (SVP Commercial) Option Ex 24,375 30.63 746,606
2015-02-20 Goldstein Joseph L (Director) Sale 5,000 423.88 2,119,375
2015-02-20 Goldstein Joseph L (Director) Option Ex 5,000 177.82 889,100
2015-02-20 Sing George L (Director) Sale 15,000 423.12 6,346,800
2015-02-20 Sing George L (Director) Option Ex 15,000 18.61 279,150
2015-02-20 Ryan Arthur F (Director) Sale 29,250 423.03 12,373,686

Insider trading activities including stock purchases, stock sales, and option exercises of REGN listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Regeneron Pharmaceuticals Inc (symbol REGN, CIK number 872589) see the Securities and Exchange Commission (SEC) website.