Insider Trading activities of Cambridge Bancorp insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Cambridge Bancorp since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Cambridge Bancorp since year 2005. Table 2 shows the detailed insider transactions of Cambridge Bancorp since 2005. The reporting company's ticker symbol is CATC. The reporting company's CIK number is 711772.
The total value of stock buying since 2005 is $223,945.
The total value of stock sales since 2005 is $217,500.
The total value of stock option exercises since 2005 is $180,430.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Cambridge Bancorp (CATC).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2018-02 1,400 $109,200 0 $0 0 $0
2018-01 0 $0 0 $0 6,177 $180,430
2017-12 1,557 $114,745 3,000 $217,500 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Cambridge Bancorp insiders (CATC)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2018-02-06 Thompson Mark D (President) Buy 1,400 78.00 109,200
2018-01-08 Johnson Thomas Arthur (EVP & Consumer Lending Dir) Option Ex 1,300 29.21 37,973
2018-01-08 Burrow Lynne M. (Executive VP & CIO) Option Ex 1,877 29.21 54,827
2018-01-03 Millane Martin B (EVP & Chief Lending Officer) Option Ex 3,000 29.21 87,630
2017-12-08 Thompson Mark D (President) Buy 1,357 73.75 100,080
2017-12-05 Jankowski Edward F Buy 200 73.33 14,665
2017-12-01 Millane Martin B (Executive VP & CLO) Sale 3,000 72.50 217,500

Insider trading activities including stock purchases, stock sales, and option exercises of CATC listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Cambridge Bancorp (symbol CATC, CIK number 711772) see the Securities and Exchange Commission (SEC) website.