Insider Trading activities of Koss Corp insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Koss Corp since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Koss Corp since year 2005. Table 2 shows the detailed insider transactions of Koss Corp since 2005. The reporting company's ticker symbol is KOSS. The reporting company's CIK number is 56701.
The total value of stock buying since 2005 is $693,862.
The total value of stock sales since 2005 is $6,783,414.
The total value of stock option exercises since 2005 is $4,853,620.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Koss Corp (KOSS).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-05 4,200 $7,001 0 $0 0 $0
2016-02 5,000 $10,700 0 $0 0 $0
2015-11 5,000 $12,241 0 $0 0 $0
2015-09 3,000 $7,314 0 $0 0 $0
2015-02 5,000 $10,950 0 $0 0 $0
2014-11 65,000 $104,201 0 $0 0 $0
2013-11 2,000 $9,800 0 $0 0 $0
2013-05 4,000 $20,000 0 $0 0 $0
2013-03 10,114 $49,614 0 $0 0 $0
2012-11 6,750 $34,236 0 $0 0 $0
2011-12 8,296 $42,829 0 $0 0 $0
2011-11 10,704 $54,537 0 $0 0 $0
2011-05 1,525 $8,387 0 $0 0 $0
2011-03 6,500 $46,389 0 $0 0 $0
2011-02 14,900 $97,480 0 $0 0 $0
2010-12 2,103 $10,548 0 $0 0 $0
2010-11 13,500 $76,100 0 $0 0 $0
2009-11 900 $10,415 0 $0 0 $0
2009-10 620 $7,440 0 $0 0 $0
2009-03 480 $5,399 0 $0 0 $0
2008-08 800 $11,992 0 $0 0 $0
2008-07 460 $6,907 0 $0 0 $0
2008-06 200 $3,052 0 $0 0 $0
2008-05 800 $12,784 0 $0 0 $0
2008-03 300 $5,430 0 $0 0 $0
2008-02 100 $1,750 0 $0 0 $0
2007-10 200 $3,620 0 $0 0 $0
2007-09 0 $0 0 $0 60,000 $1,039,200
2007-08 100 $2,034 0 $0 0 $0
2007-05 200 $3,946 0 $0 0 $0
2007-02 200 $4,292 0 $0 0 $0
2006-12 0 $0 7,000 $173,250 0 $0
2006-10 0 $0 14,900 $358,196 0 $0
2006-09 550 $11,275 0 $0 0 $0
2006-06 0 $0 6,850 $171,952 6,850 $110,810
2006-05 0 $0 19,350 $496,571 19,350 $415,212
2006-04 0 $0 19,100 $511,590 19,100 $311,424
2006-03 0 $0 10,000 $262,778 10,000 $134,450
2006-01 40 $1,199 156,302 $4,448,847 155,000 $2,842,524
2005-10 0 $0 17,000 $360,230 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Koss Corp insiders (KOSS)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-05-17 Koss Michael J (President and CEO) Buy 4,200 1.67 7,001
2016-02-23 Leveen Steven A Buy 5,000 2.14 10,700
2015-11-17 Nixon Theodore Buy 4,799 2.46 11,815
2015-11-16 Nixon Theodore Buy 201 2.12 426
2015-09-02 Smith David Donnan (EVP and CFO) Buy 3,000 2.44 7,314
2015-02-11 Nixon Theodore Buy 5,000 2.19 10,950
2014-11-19 Koss Michael J (President and CEO) Buy 10,000 1.55 15,500
2014-11-11 Koss Michael J (President and CEO) Buy 6,000 1.62 9,720
2014-11-07 Koss Michael J (President and CEO) Buy 2,000 1.50 3,000
2014-11-06 Smith David Donnan (EVP and CFO) Buy 1,000 1.55 1,550
2014-11-06 Koss Michael J (President and CEO) Buy 20,000 1.64 33,950
2014-11-05 Nixon Theodore Buy 8,000 1.35 10,800
2014-11-05 Koss Michael J (President and CEO) Buy 3,000 1.33 3,981
2013-11-25 Nixon Theodore Buy 1,000 4.90 4,900
2013-11-22 Nixon Theodore Buy 1,000 4.90 4,900
2013-05-29 Koss John C Buy 4,000 5.00 20,000
2013-03-06 Koss Michael J (President and CEO) Buy 1,300 4.85 6,304
2013-03-04 Koss Michael J (President and CEO) Buy 5,764 5.00 28,796
2013-03-01 Smith David Donnan (EVP and CFO) Buy 2,850 4.76 13,566
2013-03-01 Koss Michael J (President and CEO) Buy 200 4.74 948
2012-11-08 Smith David Donnan (EVP and CFO) Buy 3,150 5.12 16,128
2012-11-07 Smith David Donnan (EVP and CFO) Buy 3,600 5.03 18,108
2011-12-14 Koss John C (Director) Buy 3,109 5.20 16,166
2011-12-12 Koss John C (Director) Buy 2,307 5.17 11,922
2011-12-09 Koss John C (Director) Buy 74 5.10 377
2011-12-05 Koss John C (Director) Buy 1,510 5.09 7,690
2011-12-02 Koss John C (Director) Buy 1,296 5.15 6,674
2011-11-29 Koss John C (Director) Buy 6,310 5.10 32,180
2011-11-18 Koss John C (Director) Buy 1,063 5.10 5,421
2011-11-16 Koss John C (Director) Buy 281 5.10 1,433
2011-11-11 Koss John C (Director) Buy 50 5.10 254
2011-11-08 Koss John C (Director) Buy 700 5.10 3,569
2011-11-07 Koss John C (Director) Buy 300 5.10 1,530
2011-11-01 Koss John C (Director) Buy 2,000 5.08 10,150
2011-05-31 Stollenwerk John J (Director) Buy 1,525 5.50 8,387
2011-03-16 Koss John C (Director) Buy 4,000 7.25 29,000
2011-03-02 Smith David Donnan (EVP and CFO) Buy 1,400 7.00 9,800
2011-03-02 Koss John C (Director) Buy 333 6.90 2,297
2011-03-01 Koss John C (Director) Buy 767 6.90 5,292
2011-02-23 Koss John C (Director) Buy 4,900 6.77 33,168
2011-02-22 Koss John C (Director) Buy 1,000 7.00 7,000
2011-02-17 Koss John C (Director) Buy 1,000 6.90 6,902
2011-02-16 Koss John C (Director) Buy 1,000 6.95 6,950
2011-02-09 Koss John C (Director) Buy 5,000 6.28 31,400
2011-02-07 Nixon Theodore (Director) Buy 2,000 6.03 12,060
2010-12-16 Koss Michael J (President and CEO) Buy 2,103 5.02 10,548
2010-11-12 Stollenwerk John J (Director) Buy 3,500 5.40 18,900
2010-11-05 Smith David Donnan (EVP and CFO) Buy 10,000 5.72 57,200
2009-11-05 Nixon Theodore (Director) Buy 100 11.75 1,175
2009-11-04 Nixon Theodore (Director) Buy 800 11.55 9,240
2009-10-20 Nixon Theodore (Director) Buy 620 12.00 7,440
2009-03-25 Nixon Theodore (Director) Buy 323 11.25 3,633
2009-03-18 Nixon Theodore (Director) Buy 157 11.25 1,766
2008-08-08 Koss Michael J (Pres, CEO, CFO) Buy 800 14.99 11,992
2008-07-29 Stollenwerk John J (Director) Buy 432 15.00 6,480
2008-07-01 Stollenwerk John J (Director) Buy 28 15.26 427
2008-06-26 Stollenwerk John J (Director) Buy 200 15.26 3,052
2008-05-23 Stollenwerk John J (Director) Buy 500 15.95 7,975
2008-05-14 Nixon Theodore (Director) Buy 300 16.03 4,809
2008-03-06 Nixon Theodore (Director) Buy 300 18.10 5,430
2008-02-13 Nixon Theodore (Director) Buy 100 17.50 1,750
2007-10-19 Nixon Theodore (Director) Buy 200 18.10 3,620
2007-09-11 Koss Michael J (Pres, CEO, CFO) Option Ex 60,000 17.32 1,039,200
2007-08-20 Nixon Theodore (Director) Buy 100 20.35 2,034
2007-05-07 Nixon Theodore (Director) Buy 200 19.73 3,946
2007-02-12 Nixon Theodore (Director) Buy 41 21.32 874
2007-02-08 Nixon Theodore (Director) Buy 7 21.50 150
2007-02-07 Nixon Theodore (Director) Buy 152 21.50 3,268
2006-12-12 Koss John C Jr (Vice President - Sales) Sale 7,000 24.75 173,250
2006-10-26 Koss John C (Chairman of the Board) Sale 14,900 24.04 358,196
2006-09-19 Stollenwerk John J (Director) Buy 400 20.50 8,200
2006-09-15 Stollenwerk John J (Director) Buy 50 20.50 1,025
2006-09-14 Stollenwerk John J (Director) Buy 100 20.50 2,050
2006-06-28 Sachdeva Sujata (VP-Finance, Secretary) Sale 3,900 25.18 98,202
2006-06-28 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 3,900 15.75 61,425
2006-06-22 Sachdeva Sujata (VP-Finance, Secretary) Sale 750 25.00 18,750
2006-06-22 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 750 15.75 11,812
2006-06-21 Sachdeva Sujata (VP-Finance, Secretary) Sale 1,000 25.00 25,000
2006-06-21 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 1,000 15.75 15,750
2006-06-06 Sachdeva Sujata (VP-Finance, Secretary) Sale 1,200 25.00 30,000
2006-06-06 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 1,200 18.19 21,823
2006-05-25 Sachdeva Sujata (VP-Finance, Secretary) Sale 1,800 25.00 45,000
2006-05-25 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 1,800 22.01 39,618
2006-05-19 Sachdeva Sujata (VP-Finance, Secretary) Sale 3,000 25.00 75,000
2006-05-19 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 3,000 22.01 66,030
2006-05-18 Sachdeva Sujata (VP-Finance, Secretary) Sale 4,800 25.50 122,400
2006-05-18 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 4,800 22.01 105,648
2006-05-12 Sachdeva Sujata (VP-Finance, Secretary) Sale 550 26.88 14,784
2006-05-12 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 550 22.01 12,105
2006-05-11 Sachdeva Sujata (VP-Finance, Secretary) Sale 700 26.66 18,665
2006-05-11 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 700 22.01 15,407
2006-05-08 Sachdeva Sujata (VP-Finance, Secretary) Sale 1,050 25.95 27,247
2006-05-08 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 1,050 22.01 23,110
2006-05-03 Sachdeva Sujata (VP-Finance, Secretary) Sale 1,500 26.07 39,097
2006-05-03 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 1,500 22.01 33,015
2006-05-01 Sachdeva Sujata (VP-Finance, Secretary) Sale 2,050 27.16 55,678
2006-05-01 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 2,050 16.80 34,440
2006-04-27 Sachdeva Sujata (VP-Finance, Secretary) Sale 1,000 27.67 27,670
2006-04-27 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 1,000 15.75 15,750
2006-04-26 Sachdeva Sujata (VP-Finance, Secretary) Sale 2,000 27.54 55,070
2006-04-26 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 2,000 15.75 31,500
2006-04-24 Sachdeva Sujata (VP-Finance, Secretary) Sale 1,500 27.95 41,925
2006-04-24 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 1,500 15.75 23,625
2006-04-21 Sachdeva Sujata (VP-Finance, Secretary) Sale 2,000 27.88 55,760
2006-04-21 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 2,000 15.75 31,500
2006-04-20 Sachdeva Sujata (VP-Finance, Secretary) Sale 800 27.44 21,952
2006-04-20 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 800 15.75 12,600
2006-04-17 Sachdeva Sujata (VP-Finance, Secretary) Sale 3,200 27.09 86,688
2006-04-17 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 3,200 16.27 52,079
2006-04-13 Sachdeva Sujata (VP-Finance, Secretary) Sale 5,300 26.18 138,775
2006-04-13 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 5,300 16.80 89,040
2006-04-10 Sachdeva Sujata (VP-Finance, Secretary) Sale 1,800 25.00 45,000
2006-04-10 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 1,800 16.78 30,198
2006-04-07 Sachdeva Sujata (VP-Finance, Secretary) Sale 1,000 25.00 25,000
2006-04-07 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 1,000 16.75 16,755
2006-04-03 Sachdeva Sujata (VP-Finance, Secretary) Sale 500 27.50 13,750
2006-04-03 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 500 16.75 8,377
2006-03-31 Sachdeva Sujata (VP-Finance, Secretary) Sale 2,200 26.90 59,180
2006-03-31 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 2,200 16.75 36,861
2006-03-30 Sachdeva Sujata (VP-Finance, Secretary) Sale 500 26.01 13,005
2006-03-30 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 500 16.75 8,377
2006-03-29 Sachdeva Sujata (VP-Finance, Secretary) Sale 1,000 26.20 26,200
2006-03-29 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 1,000 16.75 16,755
2006-03-28 Sachdeva Sujata (VP-Finance, Secretary) Sale 2,000 25.75 51,500
2006-03-28 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 2,000 16.75 33,510
2006-03-23 Sachdeva Sujata (VP-Finance, Secretary) Sale 2,000 26.15 52,300
2006-03-23 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 2,000 11.74 23,480
2006-03-21 Sachdeva Sujata (VP-Finance, Secretary) Sale 300 26.11 7,833
2006-03-21 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 300 6.72 2,017
2006-03-20 Sachdeva Sujata (VP-Finance, Secretary) Sale 1,000 26.11 26,110
2006-03-20 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 1,000 6.72 6,725
2006-03-17 Sachdeva Sujata (VP-Finance, Secretary) Sale 1,000 26.65 26,650
2006-03-17 Sachdeva Sujata (VP-Finance, Secretary) Option Ex 1,000 6.72 6,725
2006-01-30 Koss Michael J (Pres, CEO, CFO) Sale 50,000 28.54 1,427,000
2006-01-27 Lillie Lenore (VP - Operations) Sale 6,250 28.75 179,675
2006-01-24 Lillie Lenore (VP - Operations) Sale 6,206 27.00 167,562
2006-01-24 Lillie Lenore (VP - Operations) Option Ex 10,000 16.75 167,550
2006-01-23 Stollenwerk John J (Director) Buy 40 29.99 1,199
2006-01-17 Koss John C Jr (Vice President - Sal) Sale 25,867 28.50 737,209
2006-01-17 Koss John C Jr (Vice President - Sal) Option Ex 40,000 18.43 737,200
2006-01-17 Koss Michael J (Pres, CEO, CFO) Sale 67,979 28.50 1,937,401
2006-01-17 Koss Michael J (Pres, CEO, CFO) Option Ex 105,000 18.45 1,937,774
2005-10-18 Koss John C Jr (Vice President - Sal) Sale 17,000 21.19 360,230

Insider trading activities including stock purchases, stock sales, and option exercises of KOSS listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Koss Corp (symbol KOSS, CIK number 56701) see the Securities and Exchange Commission (SEC) website.