Insider Trading activities of Greene County Bancorp Inc insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Greene County Bancorp Inc since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Greene County Bancorp Inc since year 2005. Table 2 shows the detailed insider transactions of Greene County Bancorp Inc since 2005. The reporting company's ticker symbol is GCBC. The reporting company's CIK number is 1070524.
The total value of stock buying since 2005 is $860,976.
The total value of stock sales since 2005 is $1,268,320.
The total value of stock option exercises since 2005 is $1,352,372.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Greene County Bancorp Inc (GCBC).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-08 754 $17,550 0 $0 0 $0
2017-05 3,375 $81,156 0 $0 0 $0
2017-04 19 $461 0 $0 0 $0
2017-02 400 $8,868 0 $0 0 $0
2017-01 2,500 $54,950 0 $0 0 $0
2016-12 0 $0 0 $0 10,000 $62,500
2016-11 0 $0 0 $0 3,000 $18,750
2016-10 300 $5,133 0 $0 0 $0
2016-09 675 $11,277 0 $0 0 $0
2016-08 3,393 $56,771 0 $0 12,000 $75,000
2016-07 260 $4,378 0 $0 0 $0
2016-06 160 $2,760 0 $0 0 $0
2016-05 2,000 $35,900 0 $0 0 $0
2016-03 150 $5,287 2,400 $84,000 0 $0
2016-02 500 $15,500 0 $0 0 $0
2015-12 0 $0 0 $0 3,000 $37,500
2015-11 600 $17,400 0 $0 0 $0
2015-10 0 $0 0 $0 1,500 $18,750
2015-09 1,200 $34,701 0 $0 1,500 $18,750
2015-08 2,400 $67,200 0 $0 0 $0
2015-06 5,000 $139,900 0 $0 0 $0
2015-05 1,400 $38,818 0 $0 0 $0
2015-02 400 $11,241 0 $0 0 $0
2015-01 0 $0 0 $0 1,500 $18,750
2014-12 100 $2,969 0 $0 2,000 $25,000
2014-09 0 $0 0 $0 2,500 $31,250
2014-02 300 $7,350 3,500 $88,675 3,500 $43,750
2014-01 0 $0 0 $0 1,186 $14,825
2013-12 0 $0 1,715 $44,590 1,715 $21,437
2013-11 0 $0 1,500 $39,000 1,500 $18,750
2013-09 0 $0 0 $0 6,514 $81,425
2013-08 0 $0 0 $0 1,500 $18,750
2013-05 0 $0 0 $0 983 $12,287
2013-02 0 $0 5,000 $104,585 5,000 $62,500
2012-08 0 $0 3,835 $75,353 0 $0
2012-06 0 $0 0 $0 15,717 $196,462
2012-05 0 $0 0 $0 3,000 $37,500
2012-02 0 $0 11,500 $200,521 13,792 $172,400
2012-01 0 $0 0 $0 2,334 $29,175
2011-12 0 $0 0 $0 600 $7,500
2011-08 0 $0 14,565 $251,707 0 $0
2011-06 0 $0 3,200 $56,513 0 $0
2011-05 0 $0 4,400 $77,914 0 $0
2011-03 0 $0 1,000 $18,249 0 $0
2011-02 0 $0 0 $0 2,000 $25,000
2011-01 0 $0 0 $0 2,333 $29,162
2010-12 0 $0 2,893 $51,712 2,907 $36,337
2010-11 0 $0 2,107 $37,520 2,093 $26,780
2010-10 0 $0 0 $0 4,000 $50,000
2010-07 0 $0 0 $0 2,333 $29,162
2010-02 0 $0 0 $0 4,000 $15,752
2009-12 0 $0 0 $0 5,000 $19,690
2009-09 0 $0 2,000 $28,540 0 $0
2009-02 4,260 $43,678 0 $0 0 $0
2009-01 565 $5,989 0 $0 0 $0
2008-12 1,000 $10,702 0 $0 0 $0
2008-11 1,100 $12,870 0 $0 0 $0
2008-10 90 $944 4,000 $44,896 0 $0
2008-08 0 $0 0 $0 5,400 $21,259
2008-07 2,200 $28,450 0 $0 0 $0
2008-06 1,000 $13,500 0 $0 0 $0
2008-05 200 $2,544 0 $0 0 $0
2008-02 400 $4,800 0 $0 0 $0
2007-12 200 $2,300 3,160 $41,345 3,000 $11,811
2007-11 9,100 $109,099 0 $0 1,080 $4,251
2007-08 500 $6,530 0 $0 0 $0
2007-02 0 $0 0 $0 1,620 $6,377
2007-01 0 $0 0 $0 1,620 $6,377
2006-03 0 $0 1,600 $23,200 1,600 $6,299
2006-02 0 $0 0 $0 7,200 $28,346
2006-01 0 $0 0 $0 3,240 $12,758

Table 2. Detailed insider stock purchases, sales, and option exercises of Greene County Bancorp Inc insiders (GCBC)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-08-25 Gibson Donald E Buy 200 23.00 4,600
2017-08-23 Gibson Donald E Buy 500 23.25 11,625
2017-08-08 Gibson Donald E (President and CEO) Buy 22 24.55 540
2017-08-04 Gibson Donald E Buy 32 24.55 785
2017-05-30 Gibson Donald E (President and CEO) Buy 982 24.38 23,941
2017-05-24 Hogan Peter W. Buy 1,000 23.73 23,725
2017-05-12 Cahalan Jay P. Buy 475 23.74 11,276
2017-05-12 Gibson Donald E (President and CEO) Buy 336 23.93 8,038
2017-05-10 Gibson Donald E (President and CEO) Buy 16 22.90 366
2017-05-01 Gibson Donald E (President and CEO) Buy 566 24.40 13,810
2017-04-28 Gibson Donald E (President and CEO) Buy 19 24.30 461
2017-02-01 Cahalan Jay P. Buy 400 22.17 8,868
2017-01-31 Cahalan Jay P. Buy 2,500 21.98 54,950
2016-12-20 Plummer Michelle M (EVP, COO & CFO) Option Ex 10,000 6.25 62,500
2016-11-04 Schaefer Charles H Option Ex 3,000 6.25 18,750
2016-10-31 Cahalan Jay P. Buy 300 17.11 5,133
2016-09-22 Gibson Donald E (President and CEO) Buy 300 16.84 5,052
2016-09-01 Gibson Donald E (President and CEO) Buy 375 16.60 6,225
2016-08-31 Gibson Donald E (President and CEO) Buy 200 16.70 3,340
2016-08-25 Gibson Donald E (President and CEO) Buy 1,500 16.71 25,072
2016-08-22 Gibson Donald E (President and CEO) Buy 693 16.55 11,469
2016-08-19 Gibson Donald E (President and CEO) Buy 500 16.96 8,480
2016-08-17 Gibson Donald E (President and CEO) Buy 500 16.82 8,410
2016-08-03 Slutzky Paul Option Ex 12,000 6.25 75,000
2016-07-28 Gibson Donald E (President and CEO) Buy 260 16.84 4,378
2016-06-06 Cahalan Jay P. Buy 160 17.25 2,760
2016-05-09 Hogan Peter W. Buy 1,000 17.95 17,950
2016-05-06 Hogan Peter W. Buy 1,000 17.95 17,950
2016-03-15 Plummer Michelle M (EVP, COO & CFO) Sale 500 35.00 17,500
2016-03-04 Cahalan Jay P. Buy 150 35.25 5,287
2016-03-03 Plummer Michelle M (EVP, COO & CFO) Sale 1,900 35.00 66,500
2016-02-04 Schaefer Charles H Buy 500 31.00 15,500
2015-12-18 Plummer Michelle M (EVP, COO & CFO) Option Ex 3,000 12.50 37,500
2015-11-25 Cahalan Jay P. Buy 600 29.00 17,400
2015-10-28 Schaefer Charles H Option Ex 1,500 12.50 18,750
2015-09-16 Hogan Peter W. Buy 1,100 29.00 31,900
2015-09-09 Gibson Donald E (President and CEO) Buy 100 28.01 2,801
2015-09-03 Gibson Donald E (President and CEO) Option Ex 1,500 12.50 18,750
2015-08-06 Hogan Peter W. Buy 2,400 28.00 67,200
2015-06-03 Hogan Peter W. Buy 5,000 27.98 139,900
2015-05-22 Hogan Peter W. Buy 500 27.48 13,742
2015-05-05 Hogan Peter W. Buy 500 27.80 13,900
2015-05-04 Hogan Peter W. Buy 400 27.94 11,176
2015-02-20 Hogan Peter W. Buy 300 27.97 8,391
2015-02-04 Hogan Peter W. Buy 100 28.50 2,850
2015-01-29 Gibson Donald E (President and CEO) Option Ex 1,500 12.50 18,750
2014-12-19 Hogan Peter W. Buy 99 29.70 2,940
2014-12-19 Plummer Michelle M (EVP, COO & CFO) Option Ex 2,000 12.50 25,000
2014-12-17 Hogan Peter W. Buy 1 29.10 29
2014-09-17 Schaefer Charles H Option Ex 1,500 12.50 18,750
2014-09-02 Gibson Donald E (President and CEO) Option Ex 1,000 12.50 12,500
2014-02-27 Nelson Stephen E (EVP Lending) Sale 2,300 25.25 58,075
2014-02-27 Nelson Stephen E (EVP Lending) Option Ex 2,300 12.50 28,750
2014-02-26 Hogan Peter W. Buy 200 25.50 5,100
2014-02-26 Nelson Stephen E (EVP Lending) Sale 1,200 25.50 30,600
2014-02-26 Nelson Stephen E (EVP Lending) Option Ex 1,200 12.50 15,000
2014-02-04 Hogan Peter W. Buy 100 22.50 2,250
2014-01-24 Gibson Donald E (President and CEO) Option Ex 1,186 12.50 14,825
2013-12-17 Plummer Michelle M (EVP, COO & CFO) Sale 715 26.00 18,590
2013-12-17 Plummer Michelle M (EVP, COO & CFO) Option Ex 715 12.50 8,937
2013-12-16 Plummer Michelle M (EVP, COO & CFO) Sale 1,000 26.00 26,000
2013-12-16 Plummer Michelle M (EVP, COO & CFO) Option Ex 1,000 12.50 12,500
2013-11-20 Nelson Stephen E (EVP Lending) Sale 450 26.00 11,700
2013-11-20 Nelson Stephen E (EVP Lending) Option Ex 450 12.50 5,625
2013-11-19 Nelson Stephen E (EVP Lending) Sale 1,050 26.00 27,300
2013-11-19 Nelson Stephen E (EVP Lending) Option Ex 1,050 12.50 13,125
2013-09-11 Gibson Donald E (President and CEO) Option Ex 6,514 12.50 81,425
2013-08-08 Schaefer Charles H Option Ex 1,500 12.50 18,750
2013-05-07 Gibson Donald E (President and CEO) Option Ex 983 12.50 12,287
2013-02-27 Nelson Stephen E (EVP Lending) Sale 5,000 20.92 104,585
2013-02-27 Nelson Stephen E (EVP Lending) Option Ex 5,000 12.50 62,500
2012-08-31 Place Arthur Sale 1,835 20.50 37,617
2012-08-17 Ogrady Dennis R Sale 2,000 18.87 37,736
2012-06-01 Gibson Donald E (President and CEO) Option Ex 15,717 12.50 196,462
2012-05-09 Jenkins David H Option Ex 2,000 12.50 25,000
2012-05-04 Gibson Donald E Option Ex 1,000 12.50 12,500
2012-02-28 Ogrady Dennis R Sale 500 17.50 8,750
2012-02-15 Whittaker J Bruce Sale 6,000 17.46 104,760
2012-02-15 Whittaker J Bruce Option Ex 6,000 12.50 75,000
2012-02-14 Nelson Stephen E (EVP Lending) Sale 1,450 17.40 25,229
2012-02-14 Nelson Stephen E (EVP Lending) Option Ex 1,450 12.50 18,125
2012-02-09 Nelson Stephen E (EVP Lending) Sale 1,150 17.48 20,102
2012-02-09 Nelson Stephen E (EVP Lending) Option Ex 1,150 12.50 14,375
2012-02-08 Ogrady Dennis R Option Ex 2,792 12.50 34,900
2012-02-07 Nelson Stephen E (EVP Lending) Sale 400 17.45 6,980
2012-02-07 Nelson Stephen E (EVP Lending) Option Ex 400 12.50 5,000
2012-02-03 Nelson Stephen E (EVP Lending) Sale 2,000 17.35 34,700
2012-02-03 Nelson Stephen E (EVP Lending) Option Ex 2,000 12.50 25,000
2012-01-26 Smith Martin C Option Ex 2,334 12.50 29,175
2011-12-21 Gibson Donald E Option Ex 600 12.50 7,500
2011-08-24 Slutzky Paul Sale 12,900 17.17 221,454
2011-08-23 Slutzky Paul Sale 400 17.54 7,016
2011-08-19 Slutzky Paul Sale 1,100 18.20 20,020
2011-08-11 Place Arthur Sale 165 19.50 3,217
2011-06-16 Slutzky Paul Sale 600 17.57 10,539
2011-06-13 Slutzky Paul Sale 1,000 17.51 17,513
2011-06-08 Slutzky Paul Sale 803 17.59 14,124
2011-06-02 Slutzky Paul Sale 126 17.99 2,266
2011-06-01 Slutzky Paul Sale 671 17.99 12,071
2011-05-31 Slutzky Paul Sale 1,500 17.62 26,430
2011-05-16 Slutzky Paul Sale 100 17.75 1,775
2011-05-11 Slutzky Paul Sale 1,000 17.75 17,750
2011-05-10 Slutzky Paul Sale 1,800 17.75 31,959
2011-03-02 Ogrady Dennis R Sale 30 18.26 547
2011-03-01 Ogrady Dennis R Sale 970 18.25 17,702
2011-02-07 Jenkins David H Option Ex 2,000 12.50 25,000
2011-01-19 Smith Martin C Option Ex 2,333 12.50 29,162
2010-12-01 Nelson Stephen E (EVP Lending) Sale 2,893 17.88 51,712
2010-12-01 Nelson Stephen E (EVP Lending) Option Ex 2,907 12.50 36,337
2010-11-30 Nelson Stephen E (EVP Lending) Sale 14 17.88 250
2010-11-26 Nelson Stephen E (EVP Lending) Sale 104 17.75 1,846
2010-11-26 Nelson Stephen E (EVP Lending) Option Ex 104 12.50 1,300
2010-11-23 Nelson Stephen E (EVP Lending) Sale 312 17.75 5,538
2010-11-23 Nelson Stephen E (EVP Lending) Option Ex 312 12.50 3,900
2010-11-19 Nelson Stephen E (EVP Lending) Sale 1,200 17.75 21,300
2010-11-19 Nelson Stephen E (EVP Lending) Option Ex 1,200 12.50 15,000
2010-11-18 Nelson Stephen E (EVP Lending) Sale 206 18.00 3,708
2010-11-18 Nelson Stephen E (EVP Lending) Option Ex 206 15.50 3,193
2010-11-16 Nelson Stephen E (EVP Lending) Sale 271 18.00 4,878
2010-11-16 Nelson Stephen E (EVP Lending) Option Ex 271 12.50 3,387
2010-10-25 Ogrady Dennis R Option Ex 2,000 12.50 25,000
2010-10-25 Jenkins David H Option Ex 2,000 12.50 25,000
2010-07-09 Smith Martin C Option Ex 2,333 12.50 29,162
2010-02-26 Plummer Michelle M (EVP, COO & CFO) Option Ex 4,000 3.94 15,752
2009-12-22 Plummer Michelle M (SVP, COO & CFO) Option Ex 5,000 3.94 19,690
2009-09-08 Nelson Stephen E (SVP Lending) Sale 2,000 14.27 28,540
2009-02-24 Gibson Donald E (President and CEO) Buy 250 10.00 2,500
2009-02-24 Ogrady Dennis R (Director) Buy 1,000 10.10 10,095
2009-02-20 Place Arthur (Director) Buy 2,000 10.25 20,500
2009-02-20 Jenkins David H (Director) Buy 954 10.48 9,997
2009-02-11 Jenkins David H (Director) Buy 56 10.48 586
2009-01-30 Jenkins David H (Director) Buy 365 10.65 3,887
2009-01-27 Gibson Donald E (Director) Buy 200 10.51 2,102
2008-12-05 Gibson Donald E (Director) Buy 200 10.51 2,102
2008-12-05 Slutzky Paul (Director) Buy 300 10.50 3,150
2008-12-03 Slutzky Paul (Director) Buy 500 10.90 5,450
2008-11-20 Slutzky Paul (Director) Buy 100 11.20 1,120
2008-11-04 Slutzky Paul (Director) Buy 1,000 11.75 11,750
2008-10-31 Gibson Donald E (Director) Buy 90 10.49 944
2008-10-31 Nelson Stephen E (SVP Lending) Sale 4,000 11.22 44,896
2008-08-04 Slutzky Paul (Director) Option Ex 5,400 3.94 21,259
2008-07-31 Gibson Donald E (Director) Buy 300 12.50 3,750
2008-07-08 Place Arthur (Director) Buy 1,900 13.00 24,700
2008-06-09 Place Arthur (Director) Buy 1,000 13.50 13,500
2008-05-13 Gibson Donald E (Director) Buy 100 12.64 1,264
2008-05-12 Gibson Donald E (Director) Buy 100 12.80 1,280
2008-02-07 Nelson Stephen E (SVP Lending) Buy 400 12.00 4,800
2007-12-07 Egger Bruce P (SVP, Corporate Secretary) Sale 865 13.00 11,245
2007-12-06 Egger Bruce P (SVP, Corporate Secretary) Sale 1,295 13.21 17,100
2007-12-05 Plummer Michelle M (SVP, COO & CFO) Sale 1,000 13.00 13,000
2007-12-05 Plummer Michelle M (SVP, COO & CFO) Option Ex 3,000 3.94 11,811
2007-12-03 Gibson Donald E (Director) Buy 200 11.50 2,300
2007-11-26 Smith Martin C (Director) Buy 1,500 12.00 18,000
2007-11-20 Schaefer Charles H (Director) Buy 340 11.86 4,032
2007-11-16 Schaefer Charles H (Director) Buy 377 11.86 4,471
2007-11-09 Schaefer Charles H (Director) Buy 1,200 12.00 14,400
2007-11-08 Schaefer Charles H (Director) Buy 20 12.00 240
2007-11-07 Schaefer Charles H (Director) Buy 1,358 12.00 16,296
2007-11-06 Schaefer Charles H (Director) Buy 705 12.00 8,460
2007-11-05 Place Arthur (Director) Buy 3,100 12.00 37,200
2007-11-05 Gibson Donald E (Director) Buy 500 12.00 6,000
2007-11-05 Ogrady Dennis R (Director) Option Ex 1,080 3.94 4,251
2007-08-27 Gibson Donald E (President and CEO) Buy 500 13.06 6,530
2007-02-01 Jenkins David H (Director) Option Ex 1,620 3.94 6,377
2007-01-31 Smith Martin C (Director) Option Ex 1,620 3.94 6,377
2006-03-01 Nelson Stephen E (Vice President) Sale 1,600 14.50 23,200
2006-03-01 Nelson Stephen E (Vice President) Option Ex 1,600 3.94 6,299
2006-02-22 Whittaker J Bruce (President & CEO) Option Ex 7,200 3.94 28,346
2006-01-18 Jenkins David H (Director) Option Ex 1,620 3.94 6,379
2006-01-05 Smith Martin C (Director) Option Ex 1,620 3.94 6,379

Insider trading activities including stock purchases, stock sales, and option exercises of GCBC listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Greene County Bancorp Inc (symbol GCBC, CIK number 1070524) see the Securities and Exchange Commission (SEC) website.