Introduction

This page provides a comprehensive analysis of the known insider trading history of Amichai Shulman. Insiders are officers, directors, or significant investors in a company. It is illegal for insiders to make trades in their companies based on specific, non-public information. This does not mean it is illegal for them to make any trades in their own companies. However, they must report all trades to the SEC via a Form 4. Despite these restrictions, academic research suggests that insiders - in general - tend to outperform the market in their own companies.

Average Trade Profitability

The average trade profitability is the average return of all the open market purchases made by the insider in the last three years. To calculate this, we examine every open-market, unplanned purchase made by the insider, excluding all trades that were marked as part of a 10b5-1 trading plan. We then calculate the average performance of those trades over 3, 6, and 12 months, averaging each of those durations to generate a final performance metric for each trade. Finally, we average all of the performance metrics to calculate a performance metric for the insider. This list only includes insiders that have made at least three trades in the last two years.

If this insiders trade profitability is "N/A", then the insider either has not made any open-market purchases in the last three years, or the trades they’ve made are too recent to calculate a reliable performance metric.

Update Frequency: Daily

See the list of most profitable insider traders.

Companies with Reported Insider Positions

The SEC filings indicate Amichai Shulman has reported holdings or trades in the following companies:

Security Title Latest Reported Holdings
US:IMPV / Imperva, Inc. Chief Technology Officer 2,328
How to Interpret the Charts

The following charts show the stock performance of securities subsequent to each open-market, non-planned trade made by Amichai Shulman. Non-planned trade are trades that were not made as part of a 10b5-1 trading plan. The stock performance is charted as cumulative percent change in share price. For example, if an insider trade was made on January 1, 2019, the chart will show the daily percent change of the security to the present day. If the share price were to go from $10 to $15 during this time, the cumulative percent change in share price would be 50%. A change in price from $10 to $20 would be 100%, and a change in price of $10 to $5 would be -50%.

Ultimately, we are trying to determine how closely the insider’s trades correlate to excess returns (positive or negative) in the share price in order to see if the insider is timing their trades to profit from insider information. Consider the situation where an insider was doing this. In this situation, we would expect either (a) positive returns after purchases, or (b) negative returns after sales. In the case of (a), the PURCHASE chart would show a series of upwardly sloping curves, indicating positive returns after each purchase transaction. In the case of (b), the SALE chart would show a series of downward sloping curves, indicating negative returns after each sale transaction.

However, this alone is not enough to draw conclusions. If, for example, the share price of the company was in a non-cyclical climb over many years, then we would expect all the post-purchase plots to be upwardly sloping. Likewise, non-cyclical declines over many years would result in downward sloping post-trade plots. Neither of these charts would suggest insider trading activity.

The strongest indicator would be a situation where the share price was extremely cyclical, and there were both positive signals in the PURCHASE chart and negative plots on the SALE chart. This situation would be highly suggestive of an insider that was timing trades to their financial advantage.

Insider Trading History

This table shows the complete list of insider trades made by Amichai Shulman as disclosed to the Securities Exchange Commission (SEC).

File Date Tran Date Form Ticker Security Code 10b5-1 Shares Remaining Shares Percent
Change
Share
Price
Tran
Value
Remaining
Value
2017-05-16 2017-05-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -388 2,328 -14.29
2017-05-16 2017-05-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -512 5,638 -8.33
2017-05-16 2017-05-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -1,000 3,000 -25.00
2017-05-16 2017-05-15 4 IMPV IMPERVA INC
Common Stock
S - Sale -3,089 390 -88.79 48.70 -150,434 18,993
2017-05-16 2017-05-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 388 101,051 0.39
2017-05-16 2017-05-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 512 100,663 0.51
2017-05-16 2017-05-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 1,000 100,151 1.01
2017-04-18 2017-04-17 4 IMPV IMPERVA INC
Common Stock
S - Sale X -780 3,479 -18.31 42.07 -32,815 146,362
2017-04-18 2017-04-17 4 IMPV IMPERVA INC
Common Stock
S - Sale X -2,305 4,259 -35.12 41.93 -96,649 178,580
2017-03-16 2017-03-15 4 IMPV IMPERVA INC
Common Stock
S - Sale X -3,085 6,564 -31.97 41.85 -129,107 274,703
2017-02-16 2017-02-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -2,050 6,150 -25.00
2017-02-16 2017-02-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -388 2,716 -12.50
2017-02-16 2017-02-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -1,000 4,000 -20.00
2017-02-16 2017-02-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -937 0 -100.00
2017-02-16 2017-02-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 2,050 99,151 2.11
2017-02-16 2017-02-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 388 97,101 0.40
2017-02-16 2017-02-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 1,000 96,713 1.04
2017-02-16 2017-02-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 937 95,713 0.99
2017-02-16 2017-02-15 4 IMPV IMPERVA INC
Common Stock
S - Sale X -3,085 9,649 -24.23 45.91 -141,632 442,986
2017-02-08 2017-02-06 4 IMPV IMPERVA INC
Restricted Stock Units
A - Award 3,104 3,104
2017-02-08 2017-02-06 4 IMPV IMPERVA INC
Restricted Stock Units
A - Award 8,400 8,400
2017-01-18 2017-01-17 4 IMPV IMPERVA INC
Common Stock
S - Sale X -3,085 12,734 -19.50 40.60 -125,251 517,000
2016-12-22 2016-12-21 4 IMPV IMPERVA INC
Common Stock
S - Sale X -3,085 91,830 -3.25 40.00 -123,400 3,673,200
2016-11-16 2016-11-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -5,000 0 -100.00
2016-11-16 2016-11-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -1,000 5,000 -16.67
2016-11-16 2016-11-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -938 937 -50.03
2016-11-16 2016-11-15 4 IMPV IMPERVA INC
Common Stock
S - Sale X -3,085 94,915 -3.15 40.10 -123,708 3,806,092
2016-11-16 2016-11-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 5,000 98,000 5.38
2016-11-16 2016-11-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 1,000 93,000 1.09
2016-11-16 2016-11-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 938 92,000 1.03
2016-10-18 2016-10-17 4 IMPV IMPERVA INC
Common Stock
S - Sale X -3,085 91,062 -3.28 48.57 -149,838 4,422,881
2016-10-04 2016-10-03 4 IMPV IMPERVA INC
Employee Stock Option (right to buy)
M - Exercise X -938 937 -50.03
2016-10-04 2016-10-03 4 IMPV IMPERVA INC
Common Stock
S - Sale X -938 94,147 -0.99 53.27 -49,967 5,015,211
2016-10-04 2016-10-03 4 IMPV IMPERVA INC
Common Stock
M - Exercise X 938 95,085 1.00 34.55 32,408 3,285,187
2016-09-26 2016-09-23 4 IMPV IMPERVA INC
Employee Stock Option (right to buy)
M - Exercise X -937 1,875 -33.32
2016-09-26 2016-09-23 4 IMPV IMPERVA INC
Common Stock
S - Sale X -937 94,147 -0.99 51.00 -47,787 4,801,497
2016-09-26 2016-09-23 4 IMPV IMPERVA INC
Common Stock
M - Exercise X 937 95,084 1.00 34.55 32,373 3,285,152
2016-09-16 2016-09-15 4 IMPV IMPERVA INC
Common Stock
S - Sale X -3,085 94,147 -3.17 44.30 -136,666 4,170,712
2016-08-16 2016-08-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -5,000 5,000 -50.00
2016-08-16 2016-08-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -1,000 6,000 -14.29
2016-08-16 2016-08-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -937 1,875 -33.32
2016-08-16 2016-08-15 4 IMPV IMPERVA INC
Common Stock
S - Sale X -3,085 97,232 -3.08 46.87 -144,594 4,557,264
2016-08-16 2016-08-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 5,000 100,317 5.25
2016-08-16 2016-08-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 1,000 95,317 1.06
2016-08-16 2016-08-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 937 94,317 1.00
2016-07-29 2016-07-27 4 IMPV IMPERVA INC
Common Stock
S - Sale X -3,085 93,380 -3.20 46.28 -142,774 4,321,626
2016-05-17 2016-05-16 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -5,000 10,000 -33.33
2016-05-17 2016-05-16 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -1,000 7,000 -12.50
2016-05-17 2016-05-16 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -938 2,812 -25.01
2016-05-17 2016-05-16 4 IMPV IMPERVA INC
Common Stock
M - Exercise 5,000 96,465 5.47
2016-05-17 2016-05-16 4 IMPV IMPERVA INC
Common Stock
M - Exercise 1,000 91,465 1.11
2016-05-17 2016-05-16 4 IMPV IMPERVA INC
Common Stock
M - Exercise 938 90,465 1.05
2016-05-17 2016-05-02 4 IMPV IMPERVA INC
Common Stock
S - Sale X -3,000 18,765 -13.78 46.52 -139,560 872,948
2016-04-04 2016-04-01 4 IMPV IMPERVA INC
Employee Stock Option (right to buy)
M - Exercise X -938 2,812 -25.01
2016-04-04 2016-04-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -1,076 21,765 -4.71 50.35 -54,177 1,095,868
2016-04-04 2016-04-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -1,924 22,841 -7.77 49.72 -95,661 1,135,655
2016-04-04 2016-04-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -938 89,527 -1.04 50.00 -46,900 4,476,350
2016-04-04 2016-04-01 4 IMPV IMPERVA INC
Common Stock
M - Exercise X 938 90,465 1.05 34.55 32,408 3,125,566
2016-03-02 2016-03-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -2,260 24,765 -8.36 45.53 -102,898 1,127,550
2016-03-02 2016-03-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -740 27,025 -2.67 44.41 -32,863 1,200,180
2016-02-16 2016-02-16 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -5,000 15,000 -25.00
2016-02-16 2016-02-16 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -1,000 8,000 -11.11
2016-02-16 2016-02-16 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -937 3,750 -19.99
2016-02-16 2016-02-16 4 IMPV IMPERVA INC
Common Stock
M - Exercise 5,000 89,527 5.92
2016-02-16 2016-02-16 4 IMPV IMPERVA INC
Common Stock
M - Exercise 1,000 84,527 1.20
2016-02-16 2016-02-16 4 IMPV IMPERVA INC
Common Stock
M - Exercise 937 83,527 1.13
2016-02-16 2016-02-01 4/A IMPV IMPERVA INC
Restricted Stock Units
A - Award 20,000 20,000
2016-02-16 2016-02-01 4/A IMPV IMPERVA INC
Restricted Stock Units
A - Award 8,200 8,200
2016-02-16 2016-02-01 4/A IMPV IMPERVA INC
Common Stock
S - Sale X -4 27,765 -0.01 51.16 -205 1,420,457
2016-02-16 2016-02-01 4/A IMPV IMPERVA INC
Common Stock
S - Sale X -2,996 27,769 -9.74 50.49 -151,268 1,402,057
2016-02-16 2016-02-01 4/A IMPV IMPERVA INC
Restricted Stock Units
A - Award 20,000 20,000
2016-02-16 2016-02-01 4/A IMPV IMPERVA INC
Restricted Stock Units
A - Award 8,200 8,200
2016-02-16 2016-02-01 4/A IMPV IMPERVA INC
Common Stock
S - Sale X -4 27,765 -0.01 51.16 -205 1,420,457
2016-02-16 2016-02-01 4/A IMPV IMPERVA INC
Common Stock
S - Sale X -2,996 27,769 -9.74 50.49 -151,268 1,402,057
2016-02-09 2016-02-08 4 IMPV IMPERVA INC
Common Stock
S - Sale X -1,673 82,590 -1.99 38.75 -64,829 3,200,362
2016-02-09 2016-02-08 4 IMPV IMPERVA INC
Common Stock
S - Sale X -2,477 84,263 -2.86 37.70 -93,383 3,176,715
2016-02-03 2016-02-01 4 IMPV IMPERVA INC
Restricted Stock Units
A - Award 20,000 20,000
2016-02-03 2016-02-01 4 IMPV IMPERVA INC
Restricted Stock Units
A - Award 8,200 8,200
2016-02-03 2016-02-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -4 27,765 -0.01 51.16 -205 1,420,457
2016-02-03 2016-02-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -2,996 27,769 -9.74 50.49 -151,268 1,402,057
2016-01-05 2016-01-04 4 IMPV IMPERVA INC
Employee Stock Option (right to buy)
M - Exercise X -937 3,750 -19.99
2016-01-05 2016-01-04 4 IMPV IMPERVA INC
Employee Stock Option (right to buy)
M - Exercise X -1,875 0 -100.00
2016-01-05 2016-01-04 4 IMPV IMPERVA INC
Common Stock
S - Sale X -300 30,765 -0.97 61.46 -18,438 1,890,817
2016-01-05 2016-01-04 4 IMPV IMPERVA INC
Common Stock
S - Sale X -1,900 31,065 -5.76 60.50 -114,950 1,879,432
2016-01-05 2016-01-04 4 IMPV IMPERVA INC
Common Stock
S - Sale X -800 32,965 -2.37 59.57 -47,656 1,963,725
2016-01-05 2016-01-04 4 IMPV IMPERVA INC
Common Stock
S - Sale X -290 86,740 -0.33 61.55 -17,850 5,338,847
2016-01-05 2016-01-04 4 IMPV IMPERVA INC
Common Stock
S - Sale X -1,822 87,030 -2.05 60.52 -110,267 5,267,056
2016-01-05 2016-01-04 4 IMPV IMPERVA INC
Common Stock
S - Sale X -700 88,852 -0.78 59.54 -41,678 5,290,248
2016-01-05 2016-01-04 4 IMPV IMPERVA INC
Common Stock
M - Exercise X 937 89,552 1.06 34.55 32,373 3,094,022
2016-01-05 2016-01-04 4 IMPV IMPERVA INC
Common Stock
M - Exercise X 1,875 88,615 2.16 32.79 61,481 2,905,686
2015-12-02 2015-12-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -962 33,765 -2.77 74.70 -71,861 2,522,246
2015-12-02 2015-12-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -2,038 34,727 -5.54 73.99 -150,792 2,569,451
2015-11-17 2015-11-16 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -938 4,687 -16.68
2015-11-17 2015-11-16 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -1,000 9,000 -10.00
2015-11-17 2015-11-16 4 IMPV IMPERVA INC
Common Stock
M - Exercise 1,000 86,740 1.17
2015-11-17 2015-11-16 4 IMPV IMPERVA INC
Common Stock
M - Exercise 938 85,740 1.11
2015-10-05 2015-10-01 4 IMPV IMPERVA INC
Employee Stock Option (right to buy)
M - Exercise X -938 4,687 -16.68
2015-10-05 2015-10-01 4 IMPV IMPERVA INC
Employee Stock Option (right to buy)
M - Exercise X -1,875 1,875 -50.00
2015-10-05 2015-10-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -938 84,802 -1.09 65.63 -61,561 5,565,555
2015-10-05 2015-10-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -1,162 85,740 -1.34 65.14 -75,693 5,585,104
2015-10-05 2015-10-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -713 86,902 -0.81 63.94 -45,589 5,556,514
2015-10-05 2015-10-01 4 IMPV IMPERVA INC
Common Stock
M - Exercise X 938 87,615 1.08 34.55 32,408 3,027,098
2015-10-05 2015-10-01 4 IMPV IMPERVA INC
Common Stock
M - Exercise X 1,875 86,677 2.21 32.79 61,481 2,842,139
2015-08-17 2015-08-17 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -937 5,625 -14.28
2015-08-17 2015-08-17 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -1,000 10,000 -9.09
2015-08-17 2015-08-17 4 IMPV IMPERVA INC
Common Stock
M - Exercise 1,000 84,802 1.19
2015-08-17 2015-08-17 4 IMPV IMPERVA INC
Common Stock
M - Exercise 937 83,802 1.13
2015-07-27 2015-07-23 4 IMPV IMPERVA INC
Common Stock
S - Sale X -9,000 36,765 -19.67 70.00 -630,000 2,573,550
2015-05-18 2015-05-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -938 6,562 -12.51
2015-05-18 2015-05-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -1,000 11,000 -8.33
2015-05-18 2015-05-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 1,000 82,865 1.22
2015-05-18 2015-05-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 938 81,865 1.16
2015-05-12 2015-05-11 4 IMPV IMPERVA INC
Employee Stock Option (right to buy)
M - Exercise X -313 6,562 -4.55
2015-05-12 2015-05-11 4 IMPV IMPERVA INC
Common Stock
S - Sale X -313 80,927 -0.39 54.01 -16,905 4,370,867
2015-05-12 2015-05-11 4 IMPV IMPERVA INC
Common Stock
M - Exercise X 313 81,240 0.39 34.55 10,814 2,806,842
2015-05-12 2015-05-08 4 IMPV IMPERVA INC
Employee Stock Option (right to buy)
M - Exercise X -8,125 6,875 -54.17
2015-05-12 2015-05-08 4 IMPV IMPERVA INC
Employee Stock Option (right to buy)
M - Exercise X -1,875 5,625 -25.00
2015-05-12 2015-05-08 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 80,927 -11.00 51.00 -510,000 4,127,277
2015-05-12 2015-05-08 4 IMPV IMPERVA INC
Common Stock
M - Exercise X 1,875 90,927 2.11 32.79 61,481 2,981,496
2015-05-12 2015-05-08 4 IMPV IMPERVA INC
Common Stock
M - Exercise X 8,125 89,052 10.04 34.55 280,719 3,076,747
2015-02-17 2015-02-17 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -937 7,500 -11.11
2015-02-17 2015-02-17 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -4,000 12,000 -25.00
2015-02-17 2015-02-17 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -10,000 0 -100.00
2015-02-17 2015-02-17 4 IMPV IMPERVA INC
Common Stock
M - Exercise 4,000 80,927 5.20
2015-02-17 2015-02-17 4 IMPV IMPERVA INC
Common Stock
M - Exercise 937 76,927 1.23
2015-02-17 2015-02-17 4 IMPV IMPERVA INC
Common Stock
M - Exercise 10,000 75,990 15.15
2015-01-12 2015-01-08 4 IMPV IMPERVA INC
Employee Stock Option (right to buy)
M - Exercise X -1,875 7,500 -20.00
2015-01-12 2015-01-08 4 IMPV IMPERVA INC
Common Stock
S - Sale X -1,875 65,990 -2.76 50.00 -93,750 3,299,500
2015-01-12 2015-01-08 4 IMPV IMPERVA INC
Common Stock
M - Exercise X 1,875 67,865 2.84 32.79 61,481 2,225,293
2014-12-17 2014-12-16 4 IMPV IMPERVA INC
Employee Stock Option (right to buy)
M - Exercise X -9,492 9,375 -50.31
2014-12-17 2014-12-16 4 IMPV IMPERVA INC
Common Stock
S - Sale X -9,492 65,990 -12.58 50.00 -474,600 3,299,500
2014-12-17 2014-12-16 4 IMPV IMPERVA INC
Common Stock
M - Exercise X 9,492 75,482 14.38 32.79 311,243 2,475,055
2014-12-16 2014-12-15 4 IMPV IMPERVA INC
Employee Stock Option (right to buy)
M - Exercise X -1,133 18,867 -5.66
2014-12-16 2014-12-15 4 IMPV IMPERVA INC
Common Stock
S - Sale X -1,133 65,990 -1.69 50.00 -56,650 3,299,500
2014-12-16 2014-12-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise X 1,133 67,123 1.72 32.79 37,151 2,200,963
2014-12-16 2014-12-12 4 IMPV IMPERVA INC
Employee Stock Option (right to buy)
M - Exercise X -10,000 20,000 -33.33
2014-12-16 2014-12-12 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 65,990 -13.16 50.00 -500,000 3,299,500
2014-12-16 2014-12-12 4 IMPV IMPERVA INC
Common Stock
M - Exercise X 10,000 75,990 15.15 32.79 327,900 2,491,712
2014-12-02 2014-12-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -2,514 58,765 -4.10 42.74 -107,448 2,511,616
2014-12-02 2014-12-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -2,486 61,279 -3.90 42.13 -104,735 2,581,684
2014-11-19 2014-11-17 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -938 8,437 -10.01
2014-11-19 2014-11-17 4 IMPV IMPERVA INC
Common Stock
M - Exercise 938 65,990 1.44
2014-11-05 2014-11-03 4 IMPV IMPERVA INC
Common Stock
S - Sale X -2,200 63,765 -3.34 41.31 -90,882 2,634,132
2014-11-05 2014-11-03 4 IMPV IMPERVA INC
Common Stock
S - Sale X -2,800 65,965 -4.07 40.92 -114,576 2,699,288
2014-11-03 2014-10-31 4 IMPV IMPERVA INC
Common Stock
S - Sale X -7,500 68,765 -9.83 36.56 -274,200 2,514,048
2014-10-07 2014-10-06 4 IMPV IMPERVA INC
Common Stock
S - Sale X -2,500 76,265 -3.17 30.00 -75,000 2,287,950
2014-09-03 2014-09-02 4 IMPV IMPERVA INC
Common Stock
S - Sale X -5,000 78,765 -5.97 30.00 -150,000 2,362,950
2014-08-19 2014-08-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -937 9,375 -9.09
2014-08-19 2014-08-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 937 65,052 1.46
2014-05-20 2014-05-20 4 IMPV IMPERVA INC
Common Stock
S - Sale X -20 64,115 -0.03 20.83 -417 1,335,515
2014-05-20 2014-05-19 4 IMPV IMPERVA INC
Common Stock
S - Sale X -624 64,135 -0.96 20.57 -12,836 1,319,257
2014-05-19 2014-05-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -938 10,312 -8.34
2014-05-19 2014-05-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 938 64,759 1.47
2014-02-19 2014-02-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -3,750 11,250 -25.00
2014-02-19 2014-02-15 4 IMPV IMPERVA INC
Restricted Stock Units
M - Exercise -10,000 10,000 -50.00
2014-02-19 2014-02-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 3,750 63,177 6.31
2014-02-19 2014-02-15 4 IMPV IMPERVA INC
Common Stock
M - Exercise 10,000 59,427 20.23
2014-02-12 2014-02-07 4/A IMPV IMPERVA INC
Common Stock
A - Award 39,427 49,427 394.27
2014-02-11 2014-02-07 4 IMPV IMPERVA INC
Common Stock
A - Award 39,427 123,192 47.07
2014-02-06 2014-02-04 4 IMPV IMPERVA INC
Employee Stock Option (right to buy)
A - Award 16,000 16,000
2014-02-06 2014-02-04 4 IMPV IMPERVA INC
Restricted Stock Units
A - Award 16,000 16,000
2014-01-03 2014-01-02 4 IMPV IMPERVA INC
Common Stock
S - Sale X -8,785 83,765 -9.49 48.28 -424,140 4,044,174
2014-01-03 2014-01-02 4 IMPV IMPERVA INC
Common Stock
S - Sale X -14,090 92,550 -13.21 47.31 -666,598 4,378,540
2013-12-18 2013-12-17 4 IMPV IMPERVA INC
Common Stock
S - Sale -10,090 106,640 -8.64 45.00 -454,050 4,798,800
2013-12-03 2013-12-02 4 IMPV IMPERVA INC
Common Stock
S - Sale -11,250 116,730 -8.79 44.04 -495,450 5,140,789
2013-12-03 2013-12-02 4 IMPV IMPERVA INC
Common Stock
S - Sale -1,160 127,980 -0.90 45.00 -52,200 5,759,100
2013-11-19 2013-11-18 4 IMPV IMPERVA INC
Common Stock
S - Sale X -235 10,000 -2.30 39.43 -9,266 394,300
2013-11-08 2013-11-06 4 IMPV IMPERVA INC
Common Stock
S - Sale X -22,500 129,140 -14.84 45.00 -1,012,500 5,811,300
2013-11-08 2013-11-06 4 IMPV IMPERVA INC
Common Stock
S - Sale X -11,250 151,640 -6.91 41.15 -462,938 6,239,986
2013-10-02 2013-10-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -4,024 162,890 -2.41 41.83 -168,324 6,813,689
2013-08-06 2013-08-05 4 IMPV IMPERVA INC
Common Stock
S - Sale X -1,086 166,914 -0.65 52.58 -57,102 8,776,338
2013-08-02 2013-08-02 4 IMPV IMPERVA INC
Common Stock
S - Sale X -26,140 168,000 -13.46 52.51 -1,372,611 8,821,680
2013-08-02 2013-08-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -20,000 194,140 -9.34 51.03 -1,020,600 9,906,964
2013-07-03 2013-07-03 4 IMPV IMPERVA INC
Common Stock
S - Sale X -3,222 214,140 -1.48 45.21 -145,667 9,681,269
2013-07-02 2013-07-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -16,778 217,362 -7.17 44.94 -754,003 9,768,248
2013-06-04 2013-06-03 4 IMPV IMPERVA INC
Common Stock
S - Sale X -2,552 234,140 -1.08 39.78 -101,519 9,314,089
2013-06-04 2013-06-03 4 IMPV IMPERVA INC
Common Stock
S - Sale X -7,448 236,692 -3.05 38.60 -287,493 9,136,311
2013-06-04 2013-05-31 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 244,140 -3.93 40.08 -400,800 9,785,131
2013-05-31 2013-05-30 4 IMPV IMPERVA INC
Common Stock
S - Sale X -5,084 254,140 -1.96 40.27 -204,733 10,234,218
2013-05-31 2013-05-30 4 IMPV IMPERVA INC
Common Stock
S - Sale X -4,916 259,224 -1.86 39.57 -194,526 10,257,494
2013-05-29 2013-05-29 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 264,140 -3.65 39.72 -397,200 10,491,641
2013-05-29 2013-05-28 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 274,140 -3.52 40.19 -401,900 11,017,687
2013-05-17 2013-05-17 4 IMPV IMPERVA INC
Common Stock
S - Sale X -544 10,000 -5.16 39.35 -21,406 393,500
2013-05-02 2013-05-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 284,140 -3.40 38.68 -386,800 10,990,535
2013-04-30 2013-04-30 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 294,140 -3.29 39.23 -392,300 11,539,112
2013-04-30 2013-04-29 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 304,140 -3.18 39.03 -390,300 11,870,584
2013-04-26 2013-04-26 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 314,140 -3.09 38.82 -388,200 12,194,915
2013-04-26 2013-04-25 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 324,140 -2.99 38.84 -388,400 12,589,598
2013-04-03 2013-04-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 334,140 -2.91 38.11 -381,100 12,734,075
2013-03-28 2013-03-28 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 344,140 -2.82 38.39 -383,900 13,211,535
2013-03-28 2013-03-27 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 354,140 -2.75 38.11 -381,100 13,496,275
2013-03-26 2013-03-26 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 364,140 -2.67 38.39 -383,900 13,979,335
2013-03-26 2013-03-25 4 IMPV IMPERVA INC
Common Stock
S - Sale X -4,930 374,140 -1.30 38.56 -190,101 14,426,838
2013-03-26 2013-03-25 4 IMPV IMPERVA INC
Common Stock
S - Sale X -5,070 379,070 -1.32 37.87 -192,001 14,355,381
2013-03-04 2013-03-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -5,203 384,140 -1.34 36.96 -192,303 14,197,814
2013-03-04 2013-03-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -4,797 389,343 -1.22 36.56 -175,378 14,234,380
2013-02-28 2013-02-28 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 394,140 -2.47 36.37 -363,700 14,334,872
2013-02-28 2013-02-27 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 404,140 -2.41 36.67 -366,700 14,819,814
2013-02-26 2013-02-26 4 IMPV IMPERVA INC
Common Stock
S - Sale X -5,247 414,140 -1.25 36.36 -190,781 15,058,130
2013-02-26 2013-02-26 4 IMPV IMPERVA INC
Common Stock
S - Sale X -4,753 419,387 -1.12 36.11 -171,631 15,144,065
2013-02-26 2013-02-25 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 424,140 -2.30 35.85 -358,500 15,205,419
2013-02-26 2013-02-26 4/A IMPV IMPERVA INC
Common Stock
S - Sale X -5,247 414,140 -1.25 36.36 -190,781 15,058,130
2013-02-26 2013-02-26 4/A IMPV IMPERVA INC
Common Stock
S - Sale X -4,753 419,387 -1.12 36.11 -171,631 15,144,065
2013-02-26 2013-02-25 4/A IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 424,140 -2.30 35.85 -358,500 15,205,419
2013-02-19 2013-02-15 4 IMPV IMPERVA INC
Restricted Stock Units
C - Conversion -10,000 20,000 -33.33
2013-02-19 2013-02-15 4 IMPV IMPERVA INC
Common Stock
C - Conversion 10,000 10,000
2013-02-07 2013-02-07 4 IMPV IMPERVA INC
Common Stock
S - Sale X -7,989 434,140 -1.81 35.00 -279,615 15,194,900
2013-02-07 2013-02-06 4 IMPV IMPERVA INC
Common Stock
S - Sale X -9,610 442,129 -2.13 35.00 -336,350 15,474,515
2013-02-07 2013-02-05 4 IMPV IMPERVA INC
Employee Stock Option (right to buy)
A - Award 15,000 15,000
2013-02-07 2013-02-05 4 IMPV IMPERVA INC
Restricted Stock Units
A - Award 15,000 15,000
2013-02-04 2013-02-04 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 451,739 -2.17 35.00 -350,000 15,810,865
2013-02-04 2013-02-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -9,610 461,739 -2.04 35.00 -336,350 16,160,865
2013-01-31 2013-01-30 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 471,349 -2.08 34.23 -342,300 16,134,276
2013-01-29 2013-01-29 4 IMPV IMPERVA INC
Common Stock
S - Sale X -4,946 481,349 -1.02 34.23 -169,302 16,476,576
2013-01-29 2013-01-29 4 IMPV IMPERVA INC
Common Stock
S - Sale X -5,054 486,295 -1.03 33.81 -170,876 16,441,634
2013-01-29 2013-01-28 4 IMPV IMPERVA INC
Common Stock
S - Sale X -8,651 491,349 -1.73 35.00 -302,785 17,197,215
2013-01-29 2013-01-28 4 IMPV IMPERVA INC
Common Stock
S - Sale X -1,349 0 -100.00 35.08 -47,323
2013-01-25 2013-01-25 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 1,349 -88.11 34.83 -348,300 46,986
2013-01-25 2013-01-24 4 IMPV IMPERVA INC
Common Stock
S - Sale X -2,401 11,349 -17.46 35.01 -84,059 397,328
2013-01-02 2012-12-31 4 IMPV IMPERVA INC
Common Stock
S - Sale X -5,101 13,750 -27.06 31.23 -159,304 429,412
2013-01-02 2012-12-31 4 IMPV IMPERVA INC
Common Stock
S - Sale X -4,899 18,851 -20.63 30.75 -150,644 579,668
2012-12-28 2012-12-28 4 IMPV IMPERVA INC
Common Stock
S - Sale X -5,001 23,750 -17.39 31.29 -156,481 743,138
2012-12-28 2012-12-28 4 IMPV IMPERVA INC
Common Stock
S - Sale X -4,999 28,751 -14.81 30.72 -153,569 883,231
2012-12-27 2012-12-27 4 IMPV IMPERVA INC
Common Stock
S - Sale X -4,958 33,750 -12.81 30.69 -152,161 1,035,788
2012-12-27 2012-12-27 4 IMPV IMPERVA INC
Common Stock
S - Sale X -5,042 38,708 -11.52 30.11 -151,815 1,165,498
2012-12-27 2012-12-26 4 IMPV IMPERVA INC
Common Stock
S - Sale X -5,028 43,750 -10.31 31.79 -159,840 1,390,812
2012-12-27 2012-12-26 4 IMPV IMPERVA INC
Common Stock
S - Sale X -4,972 48,778 -9.25 31.32 -155,723 1,527,727
2012-11-30 2012-11-29 4 IMPV IMPERVA INC
Common Stock
S - Sale X -5,200 53,750 -8.82 29.41 -152,932 1,580,788
2012-11-30 2012-11-29 4 IMPV IMPERVA INC
Common Stock
S - Sale X -4,800 58,950 -7.53 29.05 -139,440 1,712,498
2012-11-30 2012-11-28 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 63,750 -13.56 28.45 -284,500 1,813,688
2012-11-27 2012-11-27 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 73,750 -11.94 29.04 -290,400 2,141,700
2012-11-27 2012-11-26 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 83,750 -10.67 29.08 -290,800 2,435,450
2012-11-20 2012-11-19 4 IMPV IMPERVA INC
Common Stock
S - Sale -452 0 -100.00 28.86 -13,045
2012-11-02 2012-11-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -4,900 93,750 -4.97 32.42 -158,858 3,039,375
2012-11-02 2012-11-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -5,100 98,650 -4.92 31.72 -161,772 3,129,178
2012-11-02 2012-10-31 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 103,750 -8.79 31.36 -313,600 3,253,600
2012-10-26 2012-10-26 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 113,750 -8.08 31.39 -313,900 3,570,612
2012-10-26 2012-10-25 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 123,750 -7.48 31.23 -312,300 3,864,712
2012-10-02 2012-10-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -400 133,750 -0.30 37.03 -14,812 4,952,762
2012-10-02 2012-10-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -2,300 134,150 -1.69 36.37 -83,651 4,879,036
2012-10-02 2012-10-01 4 IMPV IMPERVA INC
Common Stock
S - Sale X -7,300 136,450 -5.08 35.35 -258,055 4,823,508
2012-09-28 2012-09-28 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 143,750 -6.50 37.02 -370,200 5,321,625
2012-09-28 2012-09-27 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 153,750 -6.11 37.12 -371,200 5,707,200
2012-09-26 2012-09-26 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 163,750 -5.76 37.18 -371,800 6,088,225
2012-09-26 2012-09-25 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 173,750 -5.44 36.74 -367,400 6,383,575
2012-09-19 2012-09-18 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 183,750 -5.16 35.34 -353,400 6,493,725
2012-09-17 2012-09-17 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 193,750 -4.91 35.08 -350,800 6,796,750
2012-09-17 2012-09-14 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 203,750 -4.68 35.00 -350,000 7,131,250
2012-08-30 2012-08-30 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 213,750 -4.47 30.03 -300,300 6,418,912
2012-08-30 2012-08-29 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 223,750 -4.28 30.74 -307,400 6,878,075
2012-08-28 2012-08-28 4 IMPV IMPERVA INC
Common Stock
S - Sale X -4,779 233,750 -2.00 31.32 -149,678 7,321,050
2012-08-28 2012-08-28 4 IMPV IMPERVA INC
Common Stock
S - Sale X -5,221 238,529 -2.14 30.72 -160,389 7,327,611
2012-08-28 2012-08-27 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 243,750 -3.94 30.25 -302,500 7,373,438
2012-07-30 2012-07-30 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 253,750 -3.79 25.92 -259,200 6,577,200
2012-07-27 2012-07-27 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 263,750 -3.65 26.32 -263,200 6,941,900
2012-07-27 2012-07-26 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 273,750 -3.52 26.36 -263,600 7,216,050
2012-07-27 2012-07-25 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 283,750 -3.40 26.47 -264,700 7,510,862
2012-06-28 2012-06-28 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 293,750 -3.29 28.42 -284,200 8,348,375
2012-06-28 2012-06-27 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 303,750 -3.19 28.86 -288,600 8,766,225
2012-06-26 2012-06-26 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 313,750 -3.09 29.83 -298,300 9,359,162
2012-06-26 2012-06-25 4 IMPV IMPERVA INC
Common Stock
S - Sale X -10,000 323,750 -3.00 29.52 -295,200 9,557,100
2012-04-11 3/A IMPV IMPERVA INC
Common Stock
458,750
2012-04-11 3/A IMPV IMPERVA INC
Common Stock
500,000
2012-04-11 2011-11-08 4/A IMPV IMPERVA INC
Common Stock
S - Sale -125,000 333,750 -27.25 18.00 -2,250,000 6,007,500
2012-02-09 2012-02-08 4 IMPV IMPERVA INC
Restricted Stock Units
A - Award 30,000 30,000
2012-02-09 2012-02-08 4 IMPV IMPERVA INC
Stock Option (right to buy)
A - Award 30,000 30,000
2011-11-08 3 IMPV IMPERVA INC
Common Stock
462,500
2011-11-08 3 IMPV IMPERVA INC
Common Stock
500,000
P
Open market or private purchase of non-derivative or derivative security
S
Open market or private sale of non-derivative or derivative security
A
Grant, award, or other acquisition of securities from the company (such as an option)
C
Conversion of derivative
D
Sale or transfer of securities back to the company
F
Payment of exercise price or tax liability using portion of securities received from the company
G
Gift of securities by or to the insider
K
Equity swaps and similar hedging transactions
M
Exercise or conversion of derivative security received from the company (such as an option)
V
A transaction voluntarily reported on Form 4
J
Other (accompanied by a footnote describing the transaction)