Insider Trading activities of Tandem Diabetes Care Inc insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Tandem Diabetes Care Inc since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Tandem Diabetes Care Inc since year 2005. Table 2 shows the detailed insider transactions of Tandem Diabetes Care Inc since 2005. The reporting company's ticker symbol is TNDM. The reporting company's CIK number is 1438133.
The total value of stock buying since 2005 is $10,218,269.
The total value of stock sales since 2005 is $13,176,258.
The total value of stock option exercises since 2005 is $1,334,802.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Tandem Diabetes Care Inc (TNDM).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2019-01 0 $0 55,000 $2,156,674 55,000 $142,450
2018-12 0 $0 37,281 $1,372,043 35,000 $90,650
2018-11 1,300 $49,075 225,009 $8,335,481 0 $0
2018-08 1,754 $49,989 0 $0 0 $0
2018-04 0 $0 0 $0 285,700 $999,950
2018-03 25,539 $99,755 0 $0 0 $0
2018-02 1,935,000 $3,870,000 0 $0 0 $0
2017-10 285,700 $999,950 0 $0 0 $0
2017-03 1,600,000 $2,000,000 0 $0 0 $0
2016-08 0 $0 15,000 $97,800 15,000 $16,590
2016-05 0 $0 2,000 $21,212 2,000 $2,212
2016-04 0 $0 2,000 $20,000 2,000 $2,212
2016-03 0 $0 4,000 $40,028 4,000 $4,424
2016-01 0 $0 2,000 $22,944 2,000 $2,212
2015-12 0 $0 2,000 $20,280 2,000 $2,212
2015-11 0 $0 4,000 $40,000 4,000 $4,424
2015-09 0 $0 2,000 $25,020 2,000 $2,212
2015-08 0 $0 55,000 $689,632 35,000 $38,710
2015-05 0 $0 2,000 $27,436 2,000 $2,212
2015-04 0 $0 2,000 $24,940 2,000 $2,212
2015-03 0 $0 2,000 $23,514 2,000 $2,212
2015-02 0 $0 2,000 $24,128 2,000 $2,212
2015-01 0 $0 2,000 $25,500 2,000 $2,212
2014-12 10,000 $119,500 2,000 $27,096 2,000 $2,212
2014-11 0 $0 2,000 $32,002 2,000 $2,212
2014-10 0 $0 2,000 $26,136 2,000 $2,212
2014-09 0 $0 2,000 $27,984 2,000 $2,212
2014-08 0 $0 2,000 $30,070 2,000 $2,212
2014-07 0 $0 2,000 $32,838 2,000 $2,212
2014-06 0 $0 2,000 $33,500 2,000 $2,212
2013-11 202,000 $3,030,000 0 $0 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Tandem Diabetes Care Inc insiders (TNDM)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2019-01-15 Hansen Brian B (EVP & CHIEF COMMERCIAL OFFICER) Sale 25,000 41.54 1,038,524
2019-01-15 Hansen Brian B (EVP & CHIEF COMMERCIAL OFFICER) Option Ex 25,000 2.59 64,750
2019-01-08 Berger David B (EVP, GEN. COUNSEL & SECRETARY) Sale 10,000 40.08 400,750
2019-01-08 Berger David B (EVP, GEN. COUNSEL & SECRETARY) Option Ex 10,000 2.59 25,900
2019-01-02 Sheridan John F (EVP, CHIEF OPERATING OFFICER) Sale 20,000 35.87 717,400
2019-01-02 Sheridan John F (EVP, CHIEF OPERATING OFFICER) Option Ex 20,000 2.59 51,800
2018-12-31 Sheridan John F (EVP, CHIEF OPERATING OFFICER) Sale 788 37.81 29,797
2018-12-12 Hansen Brian B (EVP & CHIEF COMMERCIAL OFFICER) Sale 25,000 37.75 943,750
2018-12-12 Hansen Brian B (EVP & CHIEF COMMERCIAL OFFICER) Option Ex 25,000 2.59 64,750
2018-12-06 Berger David B (EVP, GEN. COUNSEL & SECRETARY) Sale 11,493 34.67 398,496
2018-12-06 Berger David B (EVP, GEN. COUNSEL & SECRETARY) Option Ex 10,000 2.59 25,900
2018-11-07 Blickenstaff Kim D (PRESIDENT & CEO) Sale 178,730 37.01 6,614,618
2018-11-06 Blickenstaff Kim D (PRESIDENT & CEO) Sale 19,270 37.00 712,990
2018-11-06 Greene Howard E Jr (Director) Sale 11,787 36.53 430,579
2018-11-05 Valencia Richard P. (Director) Buy 1,300 37.75 49,075
2018-11-05 Allen Dick (Director) Sale 15,222 37.92 577,294
2018-08-03 Valencia Richard P. (Director) Buy 1,754 28.50 49,989
2018-04-16 Blickenstaff Kim D (PRESIDENT & CEO) Option Ex 285,700 3.50 999,950
2018-03-06 Allen Dick (Director) Buy 25,539 3.91 99,755
2018-02-09 Allen Dick (Director) Buy 60,000 2.00 120,000
2018-02-09 Roeder Douglas A (Director) Buy 1,000,000 2.00 2,000,000
2018-02-09 Twomey Christopher J (Director) Buy 75,000 2.00 150,000
2018-02-09 Blickenstaff Kim D (PRESIDENT & CEO) Buy 750,000 2.00 1,500,000
2018-02-09 Greene Howard E Jr (Director) Buy 50,000 2.00 100,000
2017-10-13 Blickenstaff Kim D (PRESIDENT & CEO) Buy 285,700 3.50 999,950
2017-03-23 Blickenstaff Kim D (PRESIDENT & CEO) Buy 1,600,000 1.25 2,000,000
2016-08-01 Sheridan John F (EVP, CHIEF OPERATING OFFICER) Sale 15,000 6.52 97,800
2016-08-01 Sheridan John F (EVP, CHIEF OPERATING OFFICER) Option Ex 15,000 1.11 16,590
2016-05-02 Sheridan John F (EVP, CHIEF OPERATING OFFICER) Sale 2,000 10.61 21,212
2016-05-02 Sheridan John F (EVP, CHIEF OPERATING OFFICER) Option Ex 2,000 1.11 2,212
2016-04-22 Sheridan John F (EVP, CHIEF OPERATING OFFICER) Sale 2,000 10.00 20,000
2016-04-22 Sheridan John F (EVP, CHIEF OPERATING OFFICER) Option Ex 2,000 1.11 2,212
2016-03-07 Sheridan John F (EVP, CHIEF OPERATING OFFICER) Sale 4,000 10.01 40,028
2016-03-07 Sheridan John F (EVP, CHIEF OPERATING OFFICER) Option Ex 4,000 1.11 4,424
2016-01-04 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 2,000 11.47 22,944
2016-01-04 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 2,000 1.11 2,212
2015-12-01 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 2,000 10.14 20,280
2015-12-01 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 2,000 1.11 2,212
2015-11-02 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 4,000 10.00 40,000
2015-11-02 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 4,000 1.11 4,424
2015-09-14 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 2,000 12.51 25,020
2015-09-14 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 2,000 1.11 2,212
2015-08-06 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 17,500 12.19 213,395
2015-08-06 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 17,500 1.11 19,355
2015-08-05 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 17,500 12.70 222,197
2015-08-05 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 17,500 1.11 19,355
2015-08-03 Greene Howard E Jr (Director) Sale 20,000 12.70 254,040
2015-05-01 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 2,000 13.72 27,436
2015-05-01 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 2,000 1.11 2,212
2015-04-01 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 2,000 12.47 24,940
2015-04-01 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 2,000 1.11 2,212
2015-03-02 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 2,000 11.76 23,514
2015-03-02 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 2,000 1.11 2,212
2015-02-02 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 2,000 12.06 24,128
2015-02-02 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 2,000 1.11 2,212
2015-01-02 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 2,000 12.75 25,500
2015-01-02 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 2,000 1.11 2,212
2014-12-12 Allen Dick (Director) Buy 10,000 11.95 119,500
2014-12-01 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 2,000 13.55 27,096
2014-12-01 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 2,000 1.11 2,212
2014-11-03 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 2,000 16.00 32,002
2014-11-03 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 2,000 1.11 2,212
2014-10-01 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 2,000 13.07 26,136
2014-10-01 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 2,000 1.11 2,212
2014-09-02 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 2,000 13.99 27,984
2014-09-02 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 2,000 1.11 2,212
2014-08-01 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 2,000 15.04 30,070
2014-08-01 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 2,000 1.11 2,212
2014-07-01 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 2,000 16.42 32,838
2014-07-01 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 2,000 1.11 2,212
2014-06-18 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Sale 2,000 16.75 33,500
2014-06-18 Sheridan John F (EVP & CHIEF OPERATING OFFICER) Option Ex 2,000 1.11 2,212
2013-11-13 Berger David B (GENERAL COUNSEL) Buy 2,000 15.00 30,000
2013-11-13 Ray Russell T (10% Owner) Buy 200,000 15.00 3,000,000

Insider trading activities including stock purchases, stock sales, and option exercises of TNDM listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Tandem Diabetes Care Inc (symbol TNDM, CIK number 1438133) see the Securities and Exchange Commission (SEC) website.