Regeneron Pharmaceuticals Inc (REGN) Insider Trading

Total insider buys:
  • $2,302,592,942.58
Total insider sells:
  • $1,647,377,952.91
Most recent insider trade:
  • Aug. 28, 2024
Most active insider trader:
  • Sanofi
Trader NameDateTitleAmountPriceTypeTotal Value
Sept. 15, 2014Major Shareholder140,632$345.15Buy$48,539,134.80
Sept. 10, 2014Chairman10,328$350.07Sell$3,615,522.96
Aug. 27, 2014Director2,000$350.31Sell$700,620.00
Aug. 19, 2014VP3,611$350.00Sell$1,263,850.00
Aug. 18, 2014VP5,875$353.00Sell$2,073,875.00
Aug. 15, 2014Director3,000$349.20Sell$1,047,600.00
Aug. 14, 2014Director2,000$347.65Sell$695,300.00
Aug. 13, 2014Chairman8,028$340.01Sell$2,729,600.28
Aug. 11, 2014SVP11,646$339.96Sell$3,959,174.16
Aug. 11, 2014Chairman11,972$340.11Sell$4,071,796.92
Aug. 8, 2014SVP2,841$340.60Sell$967,644.60
Aug. 7, 2014SVP6,806$338.37Sell$2,302,946.22
Aug. 6, 2014Director2,000$331.20Sell$662,400.00
July 15, 2014Major Shareholder129,100$314.92Buy$40,656,172.00
July 14, 2014Major Shareholder300,000$316.80Buy$95,040,000.00
July 10, 2014Major Shareholder175,000$311.08Buy$54,439,000.00
July 9, 2014Major Shareholder348,000$309.76Buy$107,796,480.00
July 7, 2014Major Shareholder356,700$312.37Buy$111,422,379.00
July 2, 2014Major Shareholder212,400$307.25Buy$65,259,900.00
July 1, 2014Major Shareholder212,400$300.20Buy$63,762,480.00
June 30, 2014Major Shareholder262,400$281.17Buy$73,779,008.00
May 23, 2014SVP5,369$295.93Sell$1,588,848.17
May 19, 2014major shareholder190,751$300.04Buy$57,232,930.04
March 28, 2014major shareholder306,945$306.73Buy$94,149,239.85
March 27, 2014major shareholder306,945$311.01Buy$95,462,964.45
March 24, 2014Director15,000$302.67Sell$4,540,050.00
March 24, 2014major shareholder306,945$307.91Buy$94,511,434.95
March 21, 2014major shareholder305,115$321.22Buy$98,009,040.30
March 20, 2014major shareholder67,703$328.33Buy$22,228,925.99
March 17, 2014major shareholder115,711$328.46Buy$38,006,435.06
March 17, 2014Director2,000$334.29Sell$668,580.00
March 12, 2014major shareholder220,995$334.69Buy$73,964,816.55
March 11, 2014major shareholder380,532$330.41Buy$125,731,578.12
March 7, 2014major shareholder150,277$328.72Buy$49,399,055.44
March 3, 2014major shareholder251,594$338.12Buy$85,068,963.28
Feb. 27, 2014Director1,000$335.00Sell$335,000.00
Feb. 25, 2014Director1,000$338.86Sell$338,860.00
Feb. 25, 2014SVP11,871$339.55Sell$4,030,798.05
Feb. 21, 2014Director5,000$340.00Sell$1,700,000.00
Feb. 21, 2014SVP21,258$336.51Sell$7,153,529.58
Feb. 20, 2014Director1,000$326.99Sell$326,990.00
Feb. 18, 2014VP3,648$331.42Sell$1,209,020.16
Feb. 18, 2014SVP12,865$332.68Sell$4,279,928.20
Feb. 13, 2014SVP22,612$318.82Sell$7,209,157.84
Feb. 12, 2014Insider88,987$320.33Sell$28,505,205.71
Feb. 12, 2014Director1,000$320.62Sell$320,620.00
Feb. 11, 2014Chairman11,475$325.10Sell$3,730,522.50
Feb. 11, 2014VP5,819$325.00Sell$1,891,175.00
Feb. 11, 2014Director5,000$320.00Sell$1,600,000.00
Feb. 7, 2014major shareholder168,511$286.78Buy$48,325,584.58
  • Insiders are both buying and selling Regeneron Pharmaceuticals Inc stock.

  • The insider traders at Regeneron Pharmaceuticals Inc are: Sanofi, Joseph L Goldstein, Robert E Landry, Arthur F Ryan, Marion Mccourt, Michael S Brown, P Roy Vagelos, George L Sing, Neil Stahl, Bonnie L Bassler, Leonard S Schleifer, Christopher R Fenimore, Joseph J Larosa, Plew Daniel P Van, George Yancopoulos, Michael S Aberman, Marc Tessier-Lavigne, Charles A Baker, Robert J Terifay, Andrew J Murphy, Joseph Goldstein, Peter Powchik, Douglas S Mccorkle, Alfred Gilman, Murray Goldberg, Plew Daniel P. Van, Plew Daniel Van, Robert E. Landry, Douglas Mccorkle, Huda Y Zoghbi, Christine A Poon, Michael Brown, Michael S. Brown, Murray A Goldberg, N Anthony Coles, William Roberts, Arthur F. Ryan, Bonnie L. Bassler, Charles A. Baker, Charles Baker, Douglas S. Mccorkle, George Sing, Jason Pitofsky, Joseph L. Goldstein, Leonard Schleifer, Michael Aberman, Robert Alexander Ingram, Robert Terifay, and Alfred G Gilman

  • The most active insider trader at Regeneron Pharmaceuticals Inc is Sanofi with 39 trades.

  • Leonard S Schleifer has sold the most Regeneron Pharmaceuticals Inc stock with a total value of $335,429,753.65.

  • Sanofi has bought the most Regeneron Pharmaceuticals Inc stock with a total value of $2,337,432,816.66.

  • The most recent insider trade for Regeneron Pharmaceuticals Inc was on Aug. 28, 2024.

  • The single biggest insider buy for Regeneron Pharmaceuticals Inc was from Sanofi with a total value of $125,731,578.12 on March 11, 2014.

  • The single biggest insider sell for Regeneron Pharmaceuticals Inc was from Leonard S Schleifer with a total value of $130,006,000.00 on Aug. 18, 2021.