Insider Trading activities of Castle Biosciences Inc (CSTL)

Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Castle Biosciences Inc (CSTL) since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Castle Biosciences Inc since year 2005. Table 2 shows the detailed insider transactions of Castle Biosciences Inc since 2005. The reporting company's ticker symbol is CSTL. The reporting company's CIK number is 1447362.
The total value of stock buying since 2005 is $12,405,920.
The total value of stock sales since 2005 is $288.
The total value of stock option exercises since 2005 is $0.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Castle Biosciences Inc (CSTL).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2019-07 775,370 $12,405,920 18 $288 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Castle Biosciences Inc insiders (CSTL)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2019-07-29 Cook Joseph C. Iii (Director) Buy 334,745 16.00 5,355,920
2019-07-29 Mgc Venture Partners Qp 2018, L.p. Buy 312,500 16.00 5,000,000
2019-07-29 Aspinall Mara G. (Director) Buy 3,125 16.00 50,000
2019-07-29 Kong Garheng Buy 62,500 16.00 1,000,000
2019-07-29 Kong Garheng Sale 9 16.00 144
2019-07-29 Kabakoff David S (Director) Buy 62,500 16.00 1,000,000
2019-07-29 Kabakoff David S (Director) Sale 9 16.00 144

Insider trading activities including stock purchases, stock sales, and option exercises of CSTL listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Castle Biosciences Inc (symbol CSTL, CIK number 1447362) see the Securities and Exchange Commission (SEC) website.