Insider Stock Trading History of Johst David P


The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Johst David P since year 2005. The trader's CIK number is 1144770. At the time of this reporting, Johst David P is the Corporate Executive VP of Charles River Laboratories International Inc . (stock ticker symbol CRL). See this page for all insider trading activities at Charles River Laboratories International Inc .


Stock purchases, sales, and option exercises reported by insider Johst David P since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2018-11-07 CRL Charles River Laboratories International Inc Sale 23,356 136.00 3,176,416
2018-11-07 CRL Charles River Laboratories International Inc Option Ex 23,356 59.41 1,387,579
2017-10-05 CRL Charles River Laboratories International Inc Option Ex 24,759 40.40 1,000,263
2017-10-05 CRL Charles River Laboratories International Inc Sale 24,759 110.00 2,723,490
2017-03-10 CRL Charles River Laboratories International Inc Sale 7,307 89.44 653,560
2017-03-10 CRL Charles River Laboratories International Inc Option Ex 41,900 36.64 1,535,216
2017-03-10 CRL Charles River Laboratories International Inc Sale 34,593 89.19 3,085,176
2017-01-30 CRL Charles River Laboratories International Inc Option Ex 13,950 37.92 528,984
2017-01-30 CRL Charles River Laboratories International Inc Sale 13,950 78.00 1,088,100
2015-01-08 CRL Charles River Laboratories International Inc Option Ex 4,737 47.36 224,344
2015-01-08 CRL Charles River Laboratories International Inc Sale 4,737 67.00 317,379
2015-01-07 CRL Charles River Laboratories International Inc Sale 26,100 65.00 1,696,500
2015-01-07 CRL Charles River Laboratories International Inc Option Ex 26,100 58.58 1,528,938
2014-11-28 CRL Charles River Laboratories International Inc Option Ex 6,982 47.36 330,667
2014-11-28 CRL Charles River Laboratories International Inc Sale 6,982 65.38 456,490
2014-10-28 CRL Charles River Laboratories International Inc Option Ex 74,780 42.84 3,203,201
2014-10-28 CRL Charles River Laboratories International Inc Sale 74,780 64.00 4,785,920
2014-01-13 CRL Charles River Laboratories International Inc Sale 19,750 58.00 1,145,500
2014-01-13 CRL Charles River Laboratories International Inc Option Ex 19,750 37.03 731,342
2013-11-22 CRL Charles River Laboratories International Inc Option Ex 49,650 44.84 2,226,057
2013-11-22 CRL Charles River Laboratories International Inc Sale 49,650 52.00 2,581,800
2013-08-05 CRL Charles River Laboratories International Inc Option Ex 26,250 38.03 998,287
2013-08-05 CRL Charles River Laboratories International Inc Sale 26,250 47.00 1,233,750
2013-03-13 CRL Charles River Laboratories International Inc Option Ex 17,038 24.80 422,542
2013-03-13 CRL Charles River Laboratories International Inc Sale 17,038 45.00 766,710
2013-03-08 CRL Charles River Laboratories International Inc Option Ex 26,600 32.87 874,341
2013-03-08 CRL Charles River Laboratories International Inc Sale 26,600 42.25 1,123,850
2012-07-06 CRL Charles River Laboratories International Inc Option Ex 20,290 32.15 652,323
2012-07-06 CRL Charles River Laboratories International Inc Sale 20,290 33.50 679,715
2011-06-22 CRL Charles River Laboratories International Inc Sale 21,800 40.00 872,000
2011-06-22 CRL Charles River Laboratories International Inc Option Ex 21,800 31.97 696,946
2011-04-04 CRL Charles River Laboratories International Inc Option Ex 17,037 24.80 422,517
2011-04-04 CRL Charles River Laboratories International Inc Sale 17,037 40.00 681,480
2010-05-11 CRL Charles River Laboratories International Inc Option Ex 16,000 16.00 256,000
2009-08-21 CRL Charles River Laboratories International Inc Option Ex 21,754 5.33 115,948
2009-08-21 CRL Charles River Laboratories International Inc Sale 21,754 35.00 761,390
2007-12-21 CRL Charles River Laboratories International Inc Option Ex 20,000 5.33 106,600
2007-12-21 CRL Charles River Laboratories International Inc Sale 20,000 67.21 1,344,160
2007-11-06 CRL Charles River Laboratories International Inc Sale 20,000 61.00 1,220,000
2007-08-08 CRL Charles River Laboratories International Inc Sale 25,000 56.02 1,400,500
2007-08-08 CRL Charles River Laboratories International Inc Option Ex 25,000 5.33 133,250
2007-05-31 CRL Charles River Laboratories International Inc Option Ex 20,000 5.33 106,600
2007-05-31 CRL Charles River Laboratories International Inc Sale 20,000 53.00 1,060,000
2007-05-09 CRL Charles River Laboratories International Inc Option Ex 8,500 5.33 45,305
2007-05-09 CRL Charles River Laboratories International Inc Sale 15,000 50.80 762,030

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Johst David P (Corporate Executive VP of Charles River Laboratories International Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.