United States

Isilon Systems, Inc. (ISLN)

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Ticker: ISLN
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
No insider activity signals detected

Insider trades have not triggered unusual activity signals for this company.

Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Godwin Mary E. VP Operations Officer
Transaction date
Planned sale
Price
384.91
Quantity 56,055 +39.4%
Value US$2,338,127
Patel Sujal M President & CEO Executive Director
Transaction date
Planned sale
Price
13.41
Quantity 67,737 +9.4%
Value US$4,937,547
Godwin Mary E. VP Operations Officer
Transaction date
Planned sale
Price
434.55
Quantity 26,705 +8.7%
Value US$4,001,500
HELSEL BRETT SVP Engineering Officer
Transaction date
Planned sale
Price
28.70
Quantity 100 -1.2%
Value US$2,870
HELSEL BRETT SVP Engineering Officer
Transaction date
Planned sale
Price
28.03
Quantity 7,400 -47.1%
Value US$207,447
HELSEL BRETT SVP Engineering Officer
Transaction date
Planned sale
Price
28.04
Quantity 52,500 -77.0%
Value US$1,472,205
JURGENSEN ELLIOTT REN JR Non-Executive Director
Transaction date
Planned sale
Price
28.51
Quantity 5,000 -20.0%
Value US$142,550
Godwin Mary E. VP Operations Officer
Transaction date
Planned sale
Price
29.39
Quantity 4,680 -41.5%
Value US$137,545
Godwin Mary E. VP Operations Officer
Transaction date
Planned sale
Price
25.17
Quantity 4,680 -41.5%
Value US$117,796
Godwin Mary E. VP Operations Officer
Transaction date
Planned sale
Price
23.80
Quantity 4,680 -41.5%
Value US$111,384
Godwin Mary E. VP Operations Officer
Transaction date
Planned sale
Price
23.17
Quantity 4,680 -41.5%
Value US$108,436
Patel Sujal M President & CEO Executive Director
Transaction date
Planned sale
Price
23.32
Quantity 200 -0.0%
Value US$4,664
Patel Sujal M President & CEO Executive Director
Transaction date
Planned sale
Price
22.82
Quantity 11,800 -0.5%
Value US$269,272
Patel Sujal M President & CEO Executive Director
Transaction date
Planned sale
Price
23.65
Quantity 200 -0.0%
Value US$4,729
Patel Sujal M President & CEO Executive Director
Transaction date
Planned sale
Price
19.69
Quantity 12,000 -0.5%
Value US$236,279
Godwin Mary E. VP Operations Officer
Transaction date
Planned sale
Price
19.68
Quantity 4,680 -41.5%
Value US$92,102
ATLAS VENTURE FUND V LP Large shareholder
Transaction date
Sale
Price
20.07
Quantity 196,800 -1.5%
Value US$3,949,874
FIDELMAN BARRY J Non-Executive Director Large shareholder
Transaction date
Sale
Price
20.07
Quantity 196,800 -1.5%
Value US$3,949,874
HELSEL BRETT SVP Engineering Officer
Transaction date
Planned sale
Price
19.90
Quantity 20,000 -70.9%
Value US$398,000
JURGENSEN ELLIOTT REN JR Non-Executive Director
Transaction date
Planned sale
Price
18.82
Quantity 5,000 -20.0%
Value US$94,100
Bennett George H SVP WW Field Operations Officer
Transaction date
Sale
Price
19.37
Quantity 10,000 -59.8%
Value US$193,700
ATLAS VENTURE FUND V LP Large shareholder
Transaction date
Sale
Price
20.06
Quantity 116,200 -0.9%
Value US$2,330,507
FIDELMAN BARRY J Non-Executive Director Large shareholder
Transaction date
Sale
Price
20.06
Quantity 116,200 -0.9%
Value US$2,330,507
ATLAS VENTURE FUND V LP Large shareholder
Transaction date
Sale
Price
17.58
Quantity 68,000 -0.5%
Value US$1,195,712
FIDELMAN BARRY J Non-Executive Director Large shareholder
Transaction date
Sale
Price
17.58
Quantity 68,000 -0.5%
Value US$1,195,712
ATLAS VENTURE FUND V LP Large shareholder
Transaction date
Sale
Price
17.84
Quantity 152,000 -1.1%
Value US$2,711,802
FIDELMAN BARRY J Non-Executive Director Large shareholder
Transaction date
Sale
Price
17.84
Quantity 152,000 -1.1%
Value US$2,711,802
ATLAS VENTURE FUND V LP Large shareholder
Transaction date
Sale
Price
17.27
Quantity 225,000 -1.7%
Value US$3,886,718
FIDELMAN BARRY J Non-Executive Director Large shareholder
Transaction date
Sale
Price
17.27
Quantity 225,000 -1.7%
Value US$3,886,718
Patel Sujal M President & CEO Executive Director
Transaction date
Planned sale
Price
17.07
Quantity 12,000 -0.5%
Value US$204,896
Patel Sujal M President & CEO Executive Director
Transaction date
Planned sale
Price
17.74
Quantity 100 -0.0%
Value US$1,774
LISTWIN DONALD J Non-Executive Director
Transaction date
Purchase
Price
17.73
Quantity 50,000 +inf%
Value US$886,500
FIDELMAN BARRY J Non-Executive Director Large shareholder
Transaction date
Sale
Price
18.12
Quantity 9,800 -0.1%
Value US$177,541
ATLAS VENTURE FUND V LP Large shareholder
Transaction date
Sale
Price
18.12
Quantity 9,800 -0.1%
Value US$177,541
FIDELMAN BARRY J Non-Executive Director Large shareholder
Transaction date
Sale
Price
18.02
Quantity 100,490 -0.7%
Value US$1,810,418
ATLAS VENTURE FUND V LP Large shareholder
Transaction date
Sale
Price
18.02
Quantity 100,490 -0.7%
Value US$1,810,418
Richter William D CFO & VP Finance Officer
Transaction date
Sale
Price
17.95
Quantity 7,500 -34.3%
Value US$134,625
FIDELMAN BARRY J Non-Executive Director Large shareholder
Transaction date
Sale
Price
17.94
Quantity 210,000 -1.5%
Value US$3,768,303
ATLAS VENTURE FUND V LP Large shareholder
Transaction date
Sale
Price
17.94
Quantity 210,000 -1.5%
Value US$3,768,303
FIDELMAN BARRY J Non-Executive Director Large shareholder
Transaction date
Sale
Price
17.67
Quantity 44,700 -0.3%
Value US$789,666
ATLAS VENTURE FUND V LP Large shareholder
Transaction date
Sale
Price
17.67
Quantity 44,700 -0.3%
Value US$789,666
HELSEL BRETT SVP Engineering Officer
Transaction date
Planned sale
Price
18.07
Quantity 12,500 -60.4%
Value US$225,821
HELSEL BRETT SVP Engineering Officer
Transaction date
Planned sale
Price
18.06
Quantity 12,500 -37.7%
Value US$225,764
HELSEL BRETT SVP Engineering Officer
Transaction date
Planned sale
Price
18.06
Quantity 25,000 -43.0%
Value US$451,482
Bennett George H SVP WW Field Operations Officer
Transaction date
Sale
Price
18.37
Quantity 10,000 -66.7%
Value US$183,700
FIDELMAN BARRY J Non-Executive Director Large shareholder
Transaction date
Sale
Price
18.12
Quantity 300,000 -2.1%
Value US$5,436,450
ATLAS VENTURE FUND V LP Large shareholder
Transaction date
Sale
Price
18.12
Quantity 300,000 -2.1%
Value US$5,436,450
FIDELMAN BARRY J Non-Executive Director Large shareholder
Transaction date
Sale
Price
17.47
Quantity 100,000 -0.7%
Value US$1,747,190
McIlwain Matthew S Non-Executive Director Large shareholder
Transaction date
Sale
Price
17.31
Quantity 12,500 -20.7%
Value US$216,395
ATLAS VENTURE FUND V LP Large shareholder
Transaction date
Sale
Price
17.47
Quantity 100,000 -0.7%
Value US$1,747,190
Patel Sujal M President & CEO Executive Director
Transaction date
Planned sale
Price
17.05
Quantity 12,000 -0.5%
Value US$204,605
Patel Sujal M President & CEO Executive Director
Transaction date
Planned sale
Price
17.76
Quantity 100 -0.0%
Value US$1,776
ATLAS VENTURE FUND V LP Large shareholder
Transaction date
Sale
Price
17.62
Quantity 29,810 -0.2%
Value US$525,348
FIDELMAN BARRY J Non-Executive Director Large shareholder
Transaction date
Sale
Price
17.62
Quantity 29,810 -0.2%
Value US$525,348
ATLAS VENTURE FUND V LP Large shareholder
Transaction date
Sale
Price
17.37
Quantity 260,000 -1.8%
Value US$4,516,538
FIDELMAN BARRY J Non-Executive Director Large shareholder
Transaction date
Sale
Price
17.37
Quantity 260,000 -1.8%
Value US$4,516,538
Bennett George H SVP WW Field Operations Officer
Transaction date
Sale
Price
17.52
Quantity 10,000 -66.7%
Value US$175,237
Patel Sujal M President & CEO Executive Director
Transaction date
Planned sale
Price
13.84
Quantity 12,000 -0.5%
Value US$166,021
HELSEL BRETT SVP Engineering Officer
Transaction date
Planned sale
Price
14.90
Quantity 25,000 -75.3%
Value US$372,500
Patel Sujal M President & CEO Executive Director
Transaction date
Planned sale
Price
12.79
Quantity 12,000 -0.5%
Value US$153,450
Patel Sujal M President & CEO Executive Director
Transaction date
Planned sale
Price
13.64
Quantity 12,000 -0.5%
Value US$163,715
Godwin Mary E. VP Operations Officer
Transaction date
Sale
Price
14.29
Quantity 5,000 -43.1%
Value US$71,464
Patel Sujal M President & CEO Executive Director
Transaction date
Planned sale
Price
14.09
Quantity 12,000 -0.5%
Value US$169,102
HELSEL BRETT SVP Engineering Officer
Transaction date
Planned sale
Price
14.21
Quantity 25,000 -75.3%
Value US$355,315
VAN OPPEN PETER H Non-Executive Director
Transaction date
Sale
Price
14.77
Quantity 68,238 -82.0%
Value US$1,007,602
ATLAS VENTURE FUND V LP Large shareholder
Transaction date
Sale
Price
14.72
Quantity 140,000 -0.9%
Value US$2,060,310
FIDELMAN BARRY J Non-Executive Director Large shareholder
Transaction date
Sale
Price
14.72
Quantity 140,000 -0.9%
Value US$2,060,310
Richter William D CFO & VP Finance Officer
Transaction date
Sale
Price
14.28
Quantity 30,000 -67.6%
Value US$428,439
ATLAS VENTURE FUND V LP Large shareholder
Transaction date
Sale
Price
14.33
Quantity 100,000 -0.7%
Value US$1,433,160
FIDELMAN BARRY J Non-Executive Director Large shareholder
Transaction date
Sale
Price
14.33
Quantity 100,000 -0.7%
Value US$1,433,160
ATLAS VENTURE FUND V LP Large shareholder
Transaction date
Sale
Price
13.89
Quantity 31,700 -0.2%
Value US$440,272
FIDELMAN BARRY J Non-Executive Director Large shareholder
Transaction date
Sale
Price
13.89
Quantity 31,700 -0.2%
Value US$440,272
Patel Sujal M President & CEO Executive Director
Transaction date
Planned sale
Price
14.36
Quantity 12,000 -0.5%
Value US$172,375
ATLAS VENTURE FUND V LP Large shareholder
Transaction date
Sale
Price
14.50
Quantity 50,000 -0.3%
Value US$725,035
FIDELMAN BARRY J Non-Executive Director Large shareholder
Transaction date
Sale
Price
14.50
Quantity 50,000 -0.3%
Value US$725,035
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2010-11-24 2010-11-24 PlS Planned sale Godwin Mary E.

VP Operations

Officer
56,055 +39.4%
384.91
US$2,338,127 		56,055 +39.4% 384.91 US$2,338,127
2010-11-18 2010-11-17 PlS Planned sale Patel Sujal M

President & CEO

Executive Director
67,737 +9.4%
13.41
US$4,937,547 		67,737 +9.4% 13.41 US$4,937,547
2010-11-15 2010-11-12 PlS Planned sale Godwin Mary E.

VP Operations

Officer
26,705 +8.7%
434.55
US$4,001,500 		26,705 +8.7% 434.55 US$4,001,500
2010-11-03 2010-11-01 PlS Planned sale HELSEL BRETT

SVP Engineering

Officer
100 -1.2%
28.70
US$2,870 		100 -1.2% 28.70 US$2,870
2010-11-03 2010-11-01 PlS Planned sale HELSEL BRETT

SVP Engineering

Officer
7,400 -47.1%
28.03
US$207,447 		7,400 -47.1% 28.03 US$207,447
2010-11-03 2010-11-01 PlS Planned sale HELSEL BRETT

SVP Engineering

Officer
52,500 -77.0%
28.04
US$1,472,205 		52,500 -77.0% 28.04 US$1,472,205
2010-11-02 2010-11-01 PlS Planned sale JURGENSEN ELLIOTT REN JR Non-Executive Director
5,000 -20.0%
28.51
US$142,550 		5,000 -20.0% 28.51 US$142,550
2010-10-26 2010-10-25 PlS Planned sale Godwin Mary E.

VP Operations

Officer
4,680 -41.5%
29.39
US$137,545 		4,680 -41.5% 29.39 US$137,545
2010-10-14 2010-10-12 PlS Planned sale Godwin Mary E.

VP Operations

Officer
4,680 -41.5%
25.17
US$117,796 		4,680 -41.5% 25.17 US$117,796
2010-09-28 2010-09-24 PlS Planned sale Godwin Mary E.

VP Operations

Officer
4,680 -41.5%
23.80
US$111,384 		4,680 -41.5% 23.80 US$111,384
2010-09-14 2010-09-13 PlS Planned sale Godwin Mary E.

VP Operations

Officer
4,680 -41.5%
23.17
US$108,436 		4,680 -41.5% 23.17 US$108,436
2010-09-10 2010-09-10 PlS Planned sale Patel Sujal M

President & CEO

Executive Director
200 -0.0%
23.32
US$4,664 		200 -0.0% 23.32 US$4,664
2010-09-10 2010-09-10 PlS Planned sale Patel Sujal M

President & CEO

Executive Director
11,800 -0.5%
22.82
US$269,272 		11,800 -0.5% 22.82 US$269,272
2010-09-10 2010-09-09 PlS Planned sale Patel Sujal M

President & CEO

Executive Director
200 -0.0%
23.65
US$4,729 		200 -0.0% 23.65 US$4,729
2010-08-27 2010-08-27 PlS Planned sale Patel Sujal M

President & CEO

Executive Director
12,000 -0.5%
19.69
US$236,279 		12,000 -0.5% 19.69 US$236,279
2010-08-26 2010-08-24 PlS Planned sale Godwin Mary E.

VP Operations

Officer
4,680 -41.5%
19.68
US$92,102 		4,680 -41.5% 19.68 US$92,102
2010-08-25 2010-08-24 S Sale ATLAS VENTURE FUND V LP Large shareholder
196,800 -1.5%
20.07
US$3,949,874 		196,800 -1.5% 20.07 US$3,949,874
2010-08-25 2010-08-24 S Sale FIDELMAN BARRY J Non-Executive Director Large shareholder
196,800 -1.5%
20.07
US$3,949,874 		196,800 -1.5% 20.07 US$3,949,874
2010-08-25 2010-08-23 PlS Planned sale HELSEL BRETT

SVP Engineering

Officer
20,000 -70.9%
19.90
US$398,000 		20,000 -70.9% 19.90 US$398,000
2010-08-25 2010-08-23 PlS Planned sale JURGENSEN ELLIOTT REN JR Non-Executive Director
5,000 -20.0%
18.82
US$94,100 		5,000 -20.0% 18.82 US$94,100
2010-08-25 2010-08-23 S Sale Bennett George H

SVP WW Field Operations

Officer
10,000 -59.8%
19.37
US$193,700 		10,000 -59.8% 19.37 US$193,700
2010-08-25 2010-08-23 S Sale ATLAS VENTURE FUND V LP Large shareholder
116,200 -0.9%
20.06
US$2,330,507 		116,200 -0.9% 20.06 US$2,330,507
2010-08-25 2010-08-23 S Sale FIDELMAN BARRY J Non-Executive Director Large shareholder
116,200 -0.9%
20.06
US$2,330,507 		116,200 -0.9% 20.06 US$2,330,507
2010-08-18 2010-08-18 S Sale ATLAS VENTURE FUND V LP Large shareholder
68,000 -0.5%
17.58
US$1,195,712 		68,000 -0.5% 17.58 US$1,195,712
2010-08-18 2010-08-18 S Sale FIDELMAN BARRY J Non-Executive Director Large shareholder
68,000 -0.5%
17.58
US$1,195,712 		68,000 -0.5% 17.58 US$1,195,712
2010-08-18 2010-08-17 S Sale ATLAS VENTURE FUND V LP Large shareholder
152,000 -1.1%
17.84
US$2,711,802 		152,000 -1.1% 17.84 US$2,711,802
2010-08-18 2010-08-17 S Sale FIDELMAN BARRY J Non-Executive Director Large shareholder
152,000 -1.1%
17.84
US$2,711,802 		152,000 -1.1% 17.84 US$2,711,802
2010-08-18 2010-08-16 S Sale ATLAS VENTURE FUND V LP Large shareholder
225,000 -1.7%
17.27
US$3,886,718 		225,000 -1.7% 17.27 US$3,886,718
2010-08-18 2010-08-16 S Sale FIDELMAN BARRY J Non-Executive Director Large shareholder
225,000 -1.7%
17.27
US$3,886,718 		225,000 -1.7% 17.27 US$3,886,718
2010-08-12 2010-08-11 PlS Planned sale Patel Sujal M

President & CEO

Executive Director
12,000 -0.5%
17.07
US$204,896 		12,000 -0.5% 17.07 US$204,896
2010-08-12 2010-08-10 PlS Planned sale Patel Sujal M

President & CEO

Executive Director
100 -0.0%
17.74
US$1,774 		100 -0.0% 17.74 US$1,774
2010-08-10 2010-08-06 B Purchase LISTWIN DONALD J Non-Executive Director
50,000 +inf%
17.73
US$886,500 		50,000 +inf% 17.73 US$886,500
2010-08-06 2010-08-06 S Sale FIDELMAN BARRY J Non-Executive Director Large shareholder
9,800 -0.1%
18.12
US$177,541 		9,800 -0.1% 18.12 US$177,541
2010-08-06 2010-08-06 S Sale ATLAS VENTURE FUND V LP Large shareholder
9,800 -0.1%
18.12
US$177,541 		9,800 -0.1% 18.12 US$177,541
2010-08-06 2010-08-05 S Sale FIDELMAN BARRY J Non-Executive Director Large shareholder
100,490 -0.7%
18.02
US$1,810,418 		100,490 -0.7% 18.02 US$1,810,418
2010-08-06 2010-08-05 S Sale ATLAS VENTURE FUND V LP Large shareholder
100,490 -0.7%
18.02
US$1,810,418 		100,490 -0.7% 18.02 US$1,810,418
2010-08-06 2010-08-04 S Sale Richter William D

CFO & VP Finance

Officer
7,500 -34.3%
17.95
US$134,625 		7,500 -34.3% 17.95 US$134,625
2010-08-06 2010-08-04 S Sale FIDELMAN BARRY J Non-Executive Director Large shareholder
210,000 -1.5%
17.94
US$3,768,303 		210,000 -1.5% 17.94 US$3,768,303
2010-08-06 2010-08-04 S Sale ATLAS VENTURE FUND V LP Large shareholder
210,000 -1.5%
17.94
US$3,768,303 		210,000 -1.5% 17.94 US$3,768,303
2010-08-03 2010-08-03 S Sale FIDELMAN BARRY J Non-Executive Director Large shareholder
44,700 -0.3%
17.67
US$789,666 		44,700 -0.3% 17.67 US$789,666
2010-08-03 2010-08-03 S Sale ATLAS VENTURE FUND V LP Large shareholder
44,700 -0.3%
17.67
US$789,666 		44,700 -0.3% 17.67 US$789,666
2010-08-04 2010-08-02 PlS Planned sale HELSEL BRETT

SVP Engineering

Officer
12,500 -60.4%
18.07
US$225,821 		12,500 -60.4% 18.07 US$225,821
2010-08-04 2010-08-02 PlS Planned sale HELSEL BRETT

SVP Engineering

Officer
12,500 -37.7%
18.06
US$225,764 		12,500 -37.7% 18.06 US$225,764
2010-08-04 2010-08-02 PlS Planned sale HELSEL BRETT

SVP Engineering

Officer
25,000 -43.0%
18.06
US$451,482 		25,000 -43.0% 18.06 US$451,482
2010-08-04 2010-08-02 S Sale Bennett George H

SVP WW Field Operations

Officer
10,000 -66.7%
18.37
US$183,700 		10,000 -66.7% 18.37 US$183,700
2010-08-03 2010-08-02 S Sale FIDELMAN BARRY J Non-Executive Director Large shareholder
300,000 -2.1%
18.12
US$5,436,450 		300,000 -2.1% 18.12 US$5,436,450
2010-08-03 2010-08-02 S Sale ATLAS VENTURE FUND V LP Large shareholder
300,000 -2.1%
18.12
US$5,436,450 		300,000 -2.1% 18.12 US$5,436,450
2010-08-03 2010-07-30 S Sale FIDELMAN BARRY J Non-Executive Director Large shareholder
100,000 -0.7%
17.47
US$1,747,190 		100,000 -0.7% 17.47 US$1,747,190
2010-08-03 2010-07-30 S Sale McIlwain Matthew S Non-Executive Director Large shareholder
12,500 -20.7%
17.31
US$216,395 		12,500 -20.7% 17.31 US$216,395
2010-08-03 2010-07-30 S Sale ATLAS VENTURE FUND V LP Large shareholder
100,000 -0.7%
17.47
US$1,747,190 		100,000 -0.7% 17.47 US$1,747,190
2010-07-29 2010-07-28 PlS Planned sale Patel Sujal M

President & CEO

Executive Director
12,000 -0.5%
17.05
US$204,605 		12,000 -0.5% 17.05 US$204,605
2010-07-29 2010-07-27 PlS Planned sale Patel Sujal M

President & CEO

Executive Director
100 -0.0%
17.76
US$1,776 		100 -0.0% 17.76 US$1,776
2010-07-28 2010-07-27 S Sale ATLAS VENTURE FUND V LP Large shareholder
29,810 -0.2%
17.62
US$525,348 		29,810 -0.2% 17.62 US$525,348
2010-07-28 2010-07-27 S Sale FIDELMAN BARRY J Non-Executive Director Large shareholder
29,810 -0.2%
17.62
US$525,348 		29,810 -0.2% 17.62 US$525,348
2010-07-28 2010-07-26 S Sale ATLAS VENTURE FUND V LP Large shareholder
260,000 -1.8%
17.37
US$4,516,538 		260,000 -1.8% 17.37 US$4,516,538
2010-07-28 2010-07-26 S Sale FIDELMAN BARRY J Non-Executive Director Large shareholder
260,000 -1.8%
17.37
US$4,516,538 		260,000 -1.8% 17.37 US$4,516,538
2010-07-27 2010-07-26 S Sale Bennett George H

SVP WW Field Operations

Officer
10,000 -66.7%
17.52
US$175,237 		10,000 -66.7% 17.52 US$175,237
2010-07-19 2010-07-16 PlS Planned sale Patel Sujal M

President & CEO

Executive Director
12,000 -0.5%
13.84
US$166,021 		12,000 -0.5% 13.84 US$166,021
2010-06-23 2010-06-21 PlS Planned sale HELSEL BRETT

SVP Engineering

Officer
25,000 -75.3%
14.90
US$372,500 		25,000 -75.3% 14.90 US$372,500
2010-06-17 2010-06-16 PlS Planned sale Patel Sujal M

President & CEO

Executive Director
12,000 -0.5%
12.79
US$153,450 		12,000 -0.5% 12.79 US$153,450
2010-06-04 2010-06-04 PlS Planned sale Patel Sujal M

President & CEO

Executive Director
12,000 -0.5%
13.64
US$163,715 		12,000 -0.5% 13.64 US$163,715
2010-05-20 2010-05-18 S Sale Godwin Mary E.

VP Operations

Officer
5,000 -43.1%
14.29
US$71,464 		5,000 -43.1% 14.29 US$71,464
2010-05-18 2010-05-18 PlS Planned sale Patel Sujal M

President & CEO

Executive Director
12,000 -0.5%
14.09
US$169,102 		12,000 -0.5% 14.09 US$169,102
2010-05-18 2010-05-17 PlS Planned sale HELSEL BRETT

SVP Engineering

Officer
25,000 -75.3%
14.21
US$355,315 		25,000 -75.3% 14.21 US$355,315
2010-05-14 2010-05-13 S Sale VAN OPPEN PETER H Non-Executive Director
68,238 -82.0%
14.77
US$1,007,602 		68,238 -82.0% 14.77 US$1,007,602
2010-05-13 2010-05-13 S Sale ATLAS VENTURE FUND V LP Large shareholder
140,000 -0.9%
14.72
US$2,060,310 		140,000 -0.9% 14.72 US$2,060,310
2010-05-13 2010-05-13 S Sale FIDELMAN BARRY J Non-Executive Director Large shareholder
140,000 -0.9%
14.72
US$2,060,310 		140,000 -0.9% 14.72 US$2,060,310
2010-05-14 2010-05-12 S Sale Richter William D

CFO & VP Finance

Officer
30,000 -67.6%
14.28
US$428,439 		30,000 -67.6% 14.28 US$428,439
2010-05-13 2010-05-12 S Sale ATLAS VENTURE FUND V LP Large shareholder
100,000 -0.7%
14.33
US$1,433,160 		100,000 -0.7% 14.33 US$1,433,160
2010-05-13 2010-05-12 S Sale FIDELMAN BARRY J Non-Executive Director Large shareholder
100,000 -0.7%
14.33
US$1,433,160 		100,000 -0.7% 14.33 US$1,433,160
2010-05-13 2010-05-11 S Sale ATLAS VENTURE FUND V LP Large shareholder
31,700 -0.2%
13.89
US$440,272 		31,700 -0.2% 13.89 US$440,272
2010-05-13 2010-05-11 S Sale FIDELMAN BARRY J Non-Executive Director Large shareholder
31,700 -0.2%
13.89
US$440,272 		31,700 -0.2% 13.89 US$440,272
2010-05-06 2010-05-05 PlS Planned sale Patel Sujal M

President & CEO

Executive Director
12,000 -0.5%
14.36
US$172,375 		12,000 -0.5% 14.36 US$172,375
2010-05-06 2010-05-05 S Sale ATLAS VENTURE FUND V LP Large shareholder
50,000 -0.3%
14.50
US$725,035 		50,000 -0.3% 14.50 US$725,035
2010-05-06 2010-05-05 S Sale FIDELMAN BARRY J Non-Executive Director Large shareholder
50,000 -0.3%
14.50
US$725,035 		50,000 -0.3% 14.50 US$725,035
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