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Insider Trading: WESTERN DIGITAL CORP
Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of WESTERN DIGITAL CORP in the last 24 months are illustrated in figures 1 and 2. Table 1 shows the monthly insider trading data of WESTERN DIGITAL CORP since year 2005. Table 2 shows the detailed insider transactions of WESTERN DIGITAL CORP since 2005.
The reporting company's ticker symbol is WDC.
The reporting company's CIK number is 106040.
The total value of stock buying since 2005 is $0.
The total value of stock sales is $125,496,962.
The total value of stock exercises is $25,675,394.
1 year stock price chart,
1 day stock price chart
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Figure 1. Monthly insider transaction values at WESTERN DIGITAL CORP (WDC) in the past 24 months.
The trade values of insider stock buys, sales, and option exercises are in logarithmic scale
as shown on the right axis labels.
The detailed monthly and daily insider transactions are listed in the 2 tables below.
08 09 10 11 12 01 2007 02 03 04 05 06 07 08 09 10 11 12 01 2008 02 03 04 05 06 07 -
Figure 2. Average prices of insider buys, sales, and option exercises at WESTERN DIGITAL CORP (WDC) in the past 24 months. See table 2 for insider transaction details.
08 09 10 11 12 01 2007 02 03 04 05 06 07 08 09 10 11 12 01 2008 02 03 04 05 06 07 -
Table 1. Monthly summaries of insider stock purchases, sales, and option exercises
for WESTERN DIGITAL CORP (WDC).
Trading Period
year-month |
Insider Buying
Shares Value ($) |
Insider Sales
Shares Value ($) |
Option Exercises
Shares Value ($) |
| 2008-06 | 0 | 0 | 363,202 | 14,063,156 | 150,684 | 1,305,910 |
| 2008-02 | 0 | 0 | 78,984 | 2,279,975 | 78,984 | 621,154 |
| 2008-01 | 0 | 0 | 30,000 | 804,550 | 65,929 | 264,050 |
| 2007-12 | 0 | 0 | 932,469 | 28,460,024 | 92,141 | 1,194,761 |
| 2007-11 | 0 | 0 | 774,700 | 21,726,346 | 609,100 | 7,412,890 |
| 2007-09 | 0 | 0 | 100,000 | 2,340,117 | 100,000 | 973,906 |
| 2007-08 | 0 | 0 | 109,936 | 2,416,824 | 59,936 | 760,217 |
| 2007-05 | 0 | 0 | 137,433 | 2,426,925 | 78,657 | 724,234 |
| 2007-04 | 0 | 0 | 15,334 | 273,609 | 0 | 0 |
| 2007-02 | 0 | 0 | 144,702 | 2,879,301 | 112,500 | 1,238,000 |
| 2007-01 | 0 | 0 | 575,818 | 11,206,561 | 14,700 | 0 |
| 2006-12 | 0 | 0 | 194,892 | 4,074,408 | 0 | 0 |
| 2006-11 | 0 | 0 | 149,000 | 3,103,669 | 75,000 | 655,250 |
| 2006-07 | 0 | 0 | 0 | 0 | 12,000 | 142,500 |
| 2006-06 | 0 | 0 | 0 | 0 | 4,500 | 53,437 |
| 2006-04 | 0 | 0 | 0 | 0 | 14,700 | 0 |
| 2006-02 | 0 | 0 | 496,129 | 11,324,319 | 475,664 | 4,049,314 |
| 2006-01 | 0 | 0 | 462,684 | 10,110,037 | 408,184 | 4,122,668 |
| 2005-12 | 0 | 0 | 429,629 | 8,007,141 | 330,937 | 2,157,103 |
Table 2. Detailed insider stock purchases, sales, and option exercises
for WESTERN DIGITAL CORP (WDC)
| Trade Date |
Insider Name |
Trade Type |
Shares |
Price ($) |
Value ($) |
| 2008-06-19 | Pardun Thomas E (Director) | Sale | 10,000 | 39.50 | 395,000 |
| 2008-06-19 | Pardun Thomas E (Director) | Option Exercise | 10,000 | 7.91 | 79,100 |
| 2008-06-19 | Moore Roger H/ca (Director) | Sale | 30,000 | 39.10 | 1,172,949 |
| 2008-06-19 | Moore Roger H/ca (Director) | Option Exercise | 30,000 | 10.62 | 318,675 |
| 2008-06-17 | Coyne John F (President & CEO) | Sale | 54,250 | 39.25 | 2,129,312 |
| 2008-06-17 | Kimsey William L (Director) | Sale | 6,000 | 39.50 | 237,000 |
| 2008-06-17 | Kimsey William L (Director) | Option Exercise | 6,000 | 7.43 | 44,580 |
| 2008-06-16 | Carrillo Joseph R (Principal Accounting Officer) | Sale | 25,000 | 38.00 | 950,000 |
| 2008-06-16 | Carrillo Joseph R (Principal Accounting Officer) | Option Exercise | 25,000 | 3.27 | 81,750 |
| 2008-06-10 | Coyne John F (President & CEO) | Sale | 18,168 | 39.14 | 711,186 |
| 2008-06-06 | Bukaty Raymond M (Sr VP, Admin, Gen Cnsl & Secty) | Sale | 30,000 | 39.60 | 1,188,112 |
| 2008-06-06 | Bukaty Raymond M (Sr VP, Admin, Gen Cnsl & Secty) | Option Exercise | 30,000 | 11.19 | 335,799 |
| 2008-06-05 | Kimsey William L (Director) | Sale | 4,000 | 40.00 | 160,000 |
| 2008-06-05 | Kimsey William L (Director) | Option Exercise | 4,000 | 7.43 | 29,720 |
| 2008-06-04 | Massengill Matthew E (Director) | Sale | 100,000 | 38.19 | 3,816,745 |
| 2008-06-04 | Lambert Michael D (Director) | Sale | 15,000 | 38.50 | 577,575 |
| 2008-06-04 | Lambert Michael D (Director) | Option Exercise | 15,000 | 4.40 | 66,000 |
| 2008-06-03 | Denero Henry T (Director) | Sale | 20,684 | 38.75 | 801,453 |
| 2008-06-03 | Denero Henry T (Director) | Option Exercise | 20,684 | 14.82 | 306,536 |
| 2008-06-03 | Behrendt Peter D (Director) | Sale | 10,000 | 38.77 | 387,700 |
| 2008-06-03 | Behrendt Peter D (Director) | Option Exercise | 10,000 | 4.38 | 43,750 |
| 2008-02-21 | Massengill Matthew E (Director) | Sale | 30,550 | 30.74 | 939,007 |
| 2008-02-21 | Massengill Matthew E (Director) | Option Exercise | 30,550 | 15.16 | 463,023 |
| 2008-02-20 | Denero Henry T (Director) | Sale | 10,000 | 30.32 | 303,250 |
| 2008-02-20 | Denero Henry T (Director) | Option Exercise | 10,000 | 3.25 | 32,500 |
| 2008-02-01 | Carrillo Joseph R (Principal Accounting Officer) | Sale | 38,434 | 27.00 | 1,037,718 |
| 2008-02-01 | Carrillo Joseph R (Principal Accounting Officer) | Option Exercise | 38,434 | 3.27 | 125,631 |
| 2008-01-29 | Moore Roger H/ca (Director) | Sale | 20,000 | 26.90 | 538,000 |
| 2008-01-29 | Moore Roger H/ca (Director) | Option Exercise | 20,000 | 3.89 | 77,800 |
| 2008-01-28 | Coyne John F (President & CEO) | Sale | 10,000 | 26.66 | 266,550 |
| 2008-01-28 | Coyne John F (President & CEO) | Option Exercise | 10,000 | 18.62 | 186,250 |
| 2008-01-01 | Pardun Thomas E (Director) | Option Exercise | 4,527 | .00 | 0 |
| 2008-01-01 | Kimsey William L (Director) | Option Exercise | 6,647 | .00 | 0 |
| 2008-01-01 | Denero Henry T (Director) | Option Exercise | 4,527 | .00 | 0 |
| 2008-01-01 | Behrendt Peter D (Director) | Option Exercise | 6,647 | .00 | 0 |
| 2008-01-01 | Moore Roger H/ca (Director) | Option Exercise | 4,527 | .00 | 0 |
| 2008-01-01 | Cote Kathleen A (Director) | Option Exercise | 4,527 | .00 | 0 |
| 2008-01-01 | Lambert Michael D (Director) | Option Exercise | 4,527 | .00 | 0 |
| 2007-12-07 | Shakeel Arif (Director) | Sale | 200,000 | 30.95 | 6,204,971 |
| 2007-12-06 | Shakeel Arif (Director) | Sale | 43,512 | 30.31 | 1,318,303 |
| 2007-12-05 | Moghadam Hossein M (Senior VP & CTO) | Sale | 143,337 | 30.08 | 4,310,860 |
| 2007-12-05 | Moghadam Hossein M (Senior VP & CTO) | Option Exercise | 92,141 | 12.97 | 1,194,761 |
| 2007-12-05 | Shakeel Arif (Director) | Sale | 160,728 | 30.21 | 4,845,413 |
| 2007-11-28 | Cote Kathleen A (Director) | Sale | 10,000 | 28.29 | 282,900 |
| 2007-11-28 | Cote Kathleen A (Director) | Option Exercise | 10,000 | 7.91 | 79,100 |
| 2007-11-14 | Bukaty Raymond M (Sr VP, Admin, Gen Cnsl & Secty) | Sale | 50,000 | 26.78 | 1,339,000 |
| 2007-11-14 | Bukaty Raymond M (Sr VP, Admin, Gen Cnsl & Secty) | Option Exercise | 50,000 | 10.26 | 512,750 |
| 2007-11-07 | Massengill Matthew E (Director) | Sale | 75,000 | 28.08 | 2,105,770 |
| 2007-11-07 | Massengill Matthew E (Director) | Option Exercise | 75,000 | 13.77 | 1,032,562 |
| 2007-11-06 | Massengill Matthew E (Director) | Sale | 164,100 | 28.07 | 4,601,605 |
| 2007-11-06 | Massengill Matthew E (Director) | Option Exercise | 164,100 | 13.07 | 2,144,787 |
| 2007-11-05 | Pardun Thomas E (Director) | Sale | 25,000 | 28.54 | 713,400 |
| 2007-11-05 | Pardun Thomas E (Director) | Option Exercise | 25,000 | 13.05 | 326,291 |
| 2007-11-05 | Massengill Matthew E (Director) | Sale | 285,000 | 28.21 | 8,039,035 |
| 2007-11-05 | Massengill Matthew E (Director) | Option Exercise | 285,000 | 11.64 | 3,317,400 |
| 2007-09-12 | Carrillo Joseph R (Principal Accounting Officer) | Sale | 100,000 | 23.40 | 2,340,117 |
| 2007-09-12 | Carrillo Joseph R (Principal Accounting Officer) | Option Exercise | 100,000 | 9.74 | 973,906 |
| 2007-08-30 | Milligan Stephen D (Senior VP & CFO) | Sale | 11,811 | 23.52 | 277,794 |
| 2007-08-30 | Milligan Stephen D (Senior VP & CFO) | Option Exercise | 11,811 | 10.99 | 129,842 |
| 2007-08-29 | Behrendt Peter D (Director) | Sale | 7,500 | 22.88 | 171,562 |
| 2007-08-29 | Behrendt Peter D (Director) | Option Exercise | 7,500 | 21.00 | 157,500 |
| 2007-08-02 | Shakeel Arif (Director) | Sale | 90,625 | 21.71 | 1,967,468 |
| 2007-08-02 | Shakeel Arif (Director) | Option Exercise | 40,625 | 11.64 | 472,875 |
| 2007-05-02 | Milligan Stephen D (Senior VP & CFO) | Sale | 776 | 17.77 | 13,791 |
| 2007-05-01 | Milligan Stephen D (Senior VP & CFO) | Sale | 136,657 | 17.66 | 2,413,134 |
| 2007-05-01 | Milligan Stephen D (Senior VP & CFO) | Option Exercise | 78,657 | 9.21 | 724,234 |
| 2007-04-30 | Milligan Stephen D (Senior VP & CFO) | Sale | 15,334 | 17.84 | 273,609 |
| 2007-02-26 | Shakeel Arif (Director) | Sale | 66,000 | 20.22 | 1,334,190 |
| 2007-02-26 | Shakeel Arif (Director) | Option Exercise | 62,500 | 11.64 | 727,500 |
| 2007-02-23 | Shakeel Arif (Director) | Sale | 50,000 | 20.05 | 1,002,500 |
| 2007-02-23 | Shakeel Arif (Director) | Option Exercise | 50,000 | 10.21 | 510,500 |
| 2007-02-20 | Milligan Stephen D (Senior VP & CFO) | Sale | 28,702 | 18.90 | 542,611 |
| 2007-01-31 | Shakeel Arif (Director) | Sale | 100,818 | 19.50 | 1,966,455 |
| 2007-01-30 | Shakeel Arif (Director) | Sale | 175,000 | 19.48 | 3,409,749 |
| 2007-01-30 | Massengill Matthew E (Director) | Sale | 200,000 | 19.40 | 3,879,357 |
| 2007-01-29 | Massengill Matthew E (Director) | Sale | 100,000 | 19.51 | 1,951,000 |
| 2007-01-01 | Pardun Thomas E (Director) | Option Exercise | 2,100 | .00 | 0 |
| 2007-01-01 | Kimsey William L (Director) | Option Exercise | 2,100 | .00 | 0 |
| 2007-01-01 | Denero Henry T (Director) | Option Exercise | 2,100 | .00 | 0 |
| 2007-01-01 | Behrendt Peter D (Director) | Option Exercise | 2,100 | .00 | 0 |
| 2007-01-01 | Moore Roger H/ca (Director) | Option Exercise | 2,100 | .00 | 0 |
| 2007-01-01 | Cote Kathleen A (Director) | Option Exercise | 2,100 | .00 | 0 |
| 2007-01-01 | Lambert Michael D (Director) | Option Exercise | 2,100 | .00 | 0 |
| 2006-12-21 | Shakeel Arif (CEO) | Sale | 20,000 | 20.74 | 414,733 |
| 2006-12-20 | Shakeel Arif (CEO) | Sale | 19,434 | 21.17 | 411,476 |
| 2006-12-19 | Coyne John F (President & COO) | Sale | 23,558 | 21.03 | 495,331 |
| 2006-12-19 | Shakeel Arif (CEO) | Sale | 98,900 | 20.88 | 2,065,243 |
| 2006-12-18 | Shakeel Arif (CEO) | Sale | 33,000 | 20.84 | 687,625 |
| 2006-11-29 | Bukaty Raymond M (Sr VP, Admin, Gen Cnsl & Secty) | Sale | 149,000 | 20.83 | 3,103,669 |
| 2006-11-29 | Bukaty Raymond M (Sr VP, Admin, Gen Cnsl & Secty) | Option Exercise | 75,000 | 8.74 | 655,250 |
| 2006-07-19 | Carrillo Joseph R (Principal Accounting Officer) | Option Exercise | 8,000 | 11.88 | 95,000 |
| 2006-06-21 | Massengill Matthew E (Chairman of the Board) | Option Exercise | 4,500 | 11.88 | 53,437 |
| 2006-04-01 | Pardun Thomas E (Director) | Option Exercise | 2,100 | .00 | 0 |
| 2006-04-01 | Kimsey William L (Director) | Option Exercise | 2,100 | .00 | 0 |
| 2006-04-01 | Denero Henry T (Director) | Option Exercise | 2,100 | .00 | 0 |
| 2006-04-01 | Behrendt Peter D (Director) | Option Exercise | 2,100 | .00 | 0 |
| 2006-04-01 | Moore Roger H/ca (Director) | Option Exercise | 2,100 | .00 | 0 |
| 2006-04-01 | Cote Kathleen A (Director) | Option Exercise | 2,100 | .00 | 0 |
| 2006-04-01 | Lambert Michael D (Director) | Option Exercise | 2,100 | .00 | 0 |
| 2006-02-24 | Bukaty Raymond M (Sr VP, Admin, Gen Cnsl & Secty) | Sale | 70,200 | 22.47 | 1,577,604 |
| 2006-02-24 | Bukaty Raymond M (Sr VP, Admin, Gen Cnsl & Secty) | Option Exercise | 70,200 | 4.15 | 291,637 |
| 2006-02-17 | Milligan Stephen D (Senior VP & CFO) | Sale | 121,532 | 24.05 | 2,922,844 |
| 2006-02-17 | Milligan Stephen D (Senior VP & CFO) | Option Exercise | 121,532 | 9.21 | 1,119,005 |
| 2006-02-16 | Coyne John F (Executive VP & COO) | Sale | 22,369 | 23.86 | 533,649 |
| 2006-02-16 | Coyne John F (Executive VP & COO) | Option Exercise | 22,369 | 9.46 | 211,554 |
| 2006-02-16 | Cote Kathleen A (Director) | Sale | 30,000 | 24.05 | 721,500 |
| 2006-02-16 | Cote Kathleen A (Director) | Option Exercise | 30,000 | 4.88 | 146,250 |
| 2006-02-15 | Denero Henry T (Director) | Sale | 37,500 | 23.97 | 898,999 |
| 2006-02-15 | Denero Henry T (Director) | Option Exercise | 37,500 | 4.38 | 164,062 |
| 2006-02-02 | Carrillo Joseph R (Principal Accounting) | Sale | 24,465 | 22.01 | 538,548 |
| 2006-02-02 | Carrillo Joseph R (Principal Accounting) | Option Exercise | 4,000 | 12.88 | 51,500 |
| 2006-02-02 | Shakeel Arif (President and CEO) | Sale | 120,000 | 21.92 | 2,630,160 |
| 2006-02-02 | Shakeel Arif (President and CEO) | Option Exercise | 120,000 | 11.64 | 1,396,800 |
| 2006-02-01 | Kimsey William L (Director) | Sale | 59,063 | 21.35 | 1,260,995 |
| 2006-02-01 | Kimsey William L (Director) | Option Exercise | 59,063 | 9.42 | 556,196 |
| 2006-02-01 | Shakeel Arif (President and CEO) | Sale | 11,000 | 21.82 | 240,020 |
| 2006-02-01 | Shakeel Arif (President and CEO) | Option Exercise | 11,000 | 10.21 | 112,310 |
| 2006-01-31 | Shakeel Arif (President and CEO) | Sale | 20,000 | 21.82 | 436,400 |
| 2006-01-31 | Shakeel Arif (President and CEO) | Option Exercise | 20,000 | 10.21 | 204,200 |
| 2006-01-31 | Massengill Matthew E (Chairman of the Board) | Sale | 274,684 | 21.82 | 5,994,978 |
| 2006-01-31 | Massengill Matthew E (Chairman of the Board) | Option Exercise | 274,684 | 11.28 | 3,099,808 |
| 2006-01-30 | Milligan Stephen D (Senior VP & CFO) | Sale | 40,000 | 21.99 | 879,599 |
| 2006-01-30 | Milligan Stephen D (Senior VP & CFO) | Option Exercise | 40,000 | 3.85 | 154,000 |
| 2006-01-30 | Bukaty Raymond M (Sr VP, Admin, Gen Cn) | Sale | 58,000 | 21.79 | 1,263,820 |
| 2006-01-30 | Shakeel Arif (President and CEO) | Sale | 70,000 | 21.93 | 1,535,240 |
| 2006-01-30 | Shakeel Arif (President and CEO) | Option Exercise | 73,500 | 9.04 | 664,660 |
| 2005-12-23 | Lambert Michael D (Director) | Sale | 20,000 | 18.68 | 373,600 |
| 2005-12-23 | Lambert Michael D (Director) | Option Exercise | 20,000 | 4.40 | 88,000 |
| 2005-12-22 | Pardun Thomas E (Director) | Sale | 10,000 | 18.60 | 186,000 |
| 2005-12-22 | Pardun Thomas E (Director) | Option Exercise | 10,000 | 9.31 | 93,130 |
| 2005-12-22 | Massengill Matthew E (Chairman of the Board) | Sale | 327,256 | 18.87 | 6,175,975 |
| 2005-12-22 | Massengill Matthew E (Chairman of the Board) | Option Exercise | 250,000 | 6.72 | 1,681,250 |
| 2005-12-22 | Denero Henry T (Director) | Sale | 37,500 | 18.66 | 699,750 |
| 2005-12-22 | Denero Henry T (Director) | Option Exercise | 37,500 | 4.38 | 164,062 |
| 2005-12-22 | Behrendt Peter D (Director) | Sale | 13,437 | 18.61 | 250,062 |
| 2005-12-22 | Behrendt Peter D (Director) | Option Exercise | 13,437 | 9.72 | 130,661 |
| 2005-12-06 | Coyne John F (COO) | Sale | 21,436 | 15.01 | 321,754 |
Insider trading activities including stock purchases, stock sales, and option exercises
listed in the above tables cannot be completely guaranteed as to their accuracy.
For more insider trading information of WESTERN DIGITAL CORP (symbol WDC,
CIK number 106040) see
the Securities and Exchange Commission (SEC) website.
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