EGHT

SEC source: 0001023731-18-000036 · primary_doc.xml · derivative · entry 18

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 844,040

Underlying: Common Stock · 14,020 shares

Expires 2018-09-22

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_price: Each restricted sock unit represents a contingent right to receive on share of EGHT common stock.

F5 · kind: 14,020 Restricted Stock Units became fully vested and have been converted to Common Stock.

F13 · derivative.exercise_date: RSUs vest (1) 50% on September 22, 2017 and (2) 50% on September 27, 2018, in each case subject to performance of 8x8's common stock relative to the Russell 2000 Index during the period from grant date through such vesting date. A 2x multiplier will be applied to the total shareholder returns (TSR) for each 1% of positive or negative relative TSR, and the number of shares earned will increase or decrease by 2% of the target number shown in table. In the event 8x8's common stock performance is below negative 30%, relative to the benchmark, no shares will be issued. Maximum number of shares issuable is two times the number shown in the table.

SEC source: 0001023731-18-000036 · primary_doc.xml · derivative · entry 17

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 858,060

Underlying: Common Stock · 7,010 shares

Expires 2018-09-22

F6 · derivative.exercise_price: Each restricted sock unit represents a contingent right to receive on share of EGHT common stock.

F12 · kind: As previously reported on a Form 4, the reporting person was awarded 14,020 performance share units (PSUs) on September 22, 2015, of which 50% were eligible to vest on each of the second and third anniversaries of the award date. On September 22, 2018, the second installment of 7,010 PSUs vested at 200.0% of target, such that 14,020 shares became issuable. Of these shares, 6,961 were issued to the reporting person and the remaining 7,059 were withheld to pay the associated tax liability. The 7,010 units reported in Table II correspond to the additional shares issued in excess of 7,010 share target for the second vesting installment.

SEC source: 0001023731-18-000036 · primary_doc.xml · derivative · entry 16

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 851,050

Underlying: Common Stock · 9,282 shares

Expires 2019-09-22

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_price: Each restricted sock unit represents a contingent right to receive on share of EGHT common stock.

F4 · kind: 9,282 Restricted Stock Units became fully vested and have been converted to Common Stock.

F11 · derivative.exercise_date: This award vests at the rate of one-fourth of such shares at September 22, 2016, one-fourth of such shares at September 22, 2017, one-fourth of such shares at September 22, 2018 and one-fourth of such shares at September 22, 2019.

SEC source: 0001023731-18-000036 · primary_doc.xml · nonDerivative · entry 10

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 876,388

F2 · kind: Payment of tax liability by withholding securities incident to vesting of restricted stock units.

SEC source: 0001023731-18-000036 · primary_doc.xml · nonDerivative · entry 9

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 883,447

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · kind: 14,020 Restricted Stock Units became fully vested and have been converted to Common Stock.

SEC source: 0001023731-18-000036 · primary_doc.xml · nonDerivative · entry 8

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 869,427

F2 · kind: Payment of tax liability by withholding securities incident to vesting of restricted stock units.

SEC source: 0001023731-18-000036 · primary_doc.xml · nonDerivative · entry 7

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 874,100

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · kind: 9,282 Restricted Stock Units became fully vested and have been converted to Common Stock.

SEC source: 0001023731-18-000039 · primary_doc.xml · derivative · entry 11

Verma Vikram · CIK 0001539401 · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 583,527

Underlying: Common Stock · 89,447 shares

Expires 2019-09-20

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_price: Each restricted sock unit represents a contingent right to receive on share of EGHT common stock.

F3 · kind: 89,447 Restricted Stock Units became fully vested and have been converted to Common Stock.

F8 · derivative.exercise_date: As previously reported on a Form 4, the reporting person was awarded 118,552 performance share units (PSUs) on September 20, 2016, of which 50% were eligible to vest on each of the second and third anniversaries of the award date. On September 20, 2018, the first installment of 59,276 PSUs vested at 150.9 % of target, such that 89,447 shares became issuable. Of these shares, 40,833 were issued to the reporting person and the remaining 48,614 were withheld to pay the associated tax liability. The 30,171 units reported in Table II correspond to the additional shares issued in excess of 59,276 share target for the first vesting installment.

SEC source: 0001023731-18-000039 · primary_doc.xml · derivative · entry 10

Verma Vikram · CIK 0001539401 · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 672,974

Underlying: Common Stock · 30,171 shares

Expires 2018-09-20

F6 · derivative.exercise_price: Each restricted sock unit represents a contingent right to receive on share of EGHT common stock.

F8 · kind: As previously reported on a Form 4, the reporting person was awarded 118,552 performance share units (PSUs) on September 20, 2016, of which 50% were eligible to vest on each of the second and third anniversaries of the award date. On September 20, 2018, the first installment of 59,276 PSUs vested at 150.9 % of target, such that 89,447 shares became issuable. Of these shares, 40,833 were issued to the reporting person and the remaining 48,614 were withheld to pay the associated tax liability. The 30,171 units reported in Table II correspond to the additional shares issued in excess of 59,276 share target for the first vesting installment.

SEC source: 0001023731-18-000039 · primary_doc.xml · derivative · entry 9

Verma Vikram · CIK 0001539401 · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 642,803

Underlying: Common Stock · 26,529 shares

Expires 2020-09-20

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_price: Each restricted sock unit represents a contingent right to receive on share of EGHT common stock.

F1 · kind: 26,529 Restricted Stock Units became fully vested and have been converted to Common Stock.

F7 · derivative.exercise_date: This award vests at the rate of one-fourth of such shares at September 20, 2017, one-fourth of such shares at September 20, 2018, one-fourth of such shares at September 20, 2019 and one-fourth of such shares at September 20, 2020.

SEC source: 0001023731-18-000039 · primary_doc.xml · nonDerivative · entry 4

Verma Vikram · CIK 0001539401 · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 742,521

F2 · kind: Payment of tax liability by withholding securities incident to vesting of restricted stock units.

SEC source: 0001023731-18-000039 · primary_doc.xml · nonDerivative · entry 3

Verma Vikram · CIK 0001539401 · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 791,135

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · kind: 89,447 Restricted Stock Units became fully vested and have been converted to Common Stock.

SEC source: 0001023731-18-000039 · primary_doc.xml · nonDerivative · entry 2

Verma Vikram · CIK 0001539401 · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 701,688

F2 · kind: Payment of tax liability by withholding securities incident to vesting of restricted stock units.

SEC source: 0001023731-18-000039 · primary_doc.xml · nonDerivative · entry 1

Verma Vikram · CIK 0001539401 · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 716,106

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: 26,529 Restricted Stock Units became fully vested and have been converted to Common Stock.

SEC source: 0001023731-18-000038 · primary_doc.xml · derivative · entry 11

GENOVESE MARY ELLEN P · CIK 0001242007 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 194,552

Underlying: Common Stock · 26,917 shares

Expires 2019-09-20

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of EGHT common stock.

F3 · kind: 26,917 Restricted Stock Units became fully vested and have been converted to Common Stock.

F8 · derivative.exercise_date: As previously reported on a Form 4, the Reporting person was awarded 35,676 performance share units (PSUs) on September 20, 2016, of which 50% were eligible to vest on each of the second and third anniversaries of the award date. On September 20, 2018, the first installment of 17,838 PSUs vested at 150.9% of target, such that 26,917 shares became issuable. Of these shares 13,572 were issued to the reporting person and the remaining 13,345 were withheld to pay the associated tax liability. The 9,079 units reported in Table II correspond to the additional shares issued in excess of 17,838 share target for the first vesting installment.

SEC source: 0001023731-18-000038 · primary_doc.xml · derivative · entry 10

GENOVESE MARY ELLEN P · CIK 0001242007 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 221,469

Underlying: Common Stock · 9,079 shares

Expires 2019-09-20

F6 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of EGHT common stock.

F8 · kind: As previously reported on a Form 4, the Reporting person was awarded 35,676 performance share units (PSUs) on September 20, 2016, of which 50% were eligible to vest on each of the second and third anniversaries of the award date. On September 20, 2018, the first installment of 17,838 PSUs vested at 150.9% of target, such that 26,917 shares became issuable. Of these shares 13,572 were issued to the reporting person and the remaining 13,345 were withheld to pay the associated tax liability. The 9,079 units reported in Table II correspond to the additional shares issued in excess of 17,838 share target for the first vesting installment.

SEC source: 0001023731-18-000038 · primary_doc.xml · derivative · entry 9

GENOVESE MARY ELLEN P · CIK 0001242007 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 212,390

Underlying: Common Stock · 11,975 shares

Expires 2020-09-20

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of EGHT common stock.

F1 · kind: 11,975 Restricted Stock Units became fully vested and have been converted to Common Stock.

F7 · derivative.exercise_date: This award vests at the rate of one-fourth of such shares at September 19, 2017, one-fourth of such shares at September 19, 2018, one-fourth of such shares at September 19, 2019 and one-fourth of such shares at September 19, 2020.

SEC source: 0001023731-18-000038 · primary_doc.xml · nonDerivative · entry 4

GENOVESE MARY ELLEN P · CIK 0001242007 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 173,009

F2 · kind: Payment of tax liability by withholding securities incident to vesting of restricted stock units

SEC source: 0001023731-18-000038 · primary_doc.xml · nonDerivative · entry 3

GENOVESE MARY ELLEN P · CIK 0001242007 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 186,354

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · kind: 26,917 Restricted Stock Units became fully vested and have been converted to Common Stock.

SEC source: 0001023731-18-000038 · primary_doc.xml · nonDerivative · entry 2

GENOVESE MARY ELLEN P · CIK 0001242007 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 159,437

F2 · kind: Payment of tax liability by withholding securities incident to vesting of restricted stock units

SEC source: 0001023731-18-000038 · primary_doc.xml · nonDerivative · entry 1

GENOVESE MARY ELLEN P · CIK 0001242007 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 164,282

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: 11,975 Restricted Stock Units became fully vested and have been converted to Common Stock.

SEC source: 0001023731-18-000037 · primary_doc.xml · derivative · entry 15

Hakeman Darren J. · CIK 0001586614 · SVP-Strategy,Analytics&CorpDev

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 95,611

Underlying: Common Stock · 7,249 shares

Expires 2019-09-20

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of EGHT common stock.

F3 · kind: 7,249 Restricted Stock Units became fully vested and have been converted to Common Stock.

F7 · derivative.exercise_date: 19. As previously reported on a Form 4, the reporting person was awarded 9,608 performance share units (PSUs) on September 26, 2016, of which 50% were eligible to vest on each of the second and third anniversaries of the award date. On September 20, 2018, the first installment of 4,804 PSUs vested at 150.9 % of target, such that 7,249 shares became issuable. Of these shares, 3,800 were issued to the reporting person and the remaining 3,449 were withheld to pay the associated tax liability. The 2,445 units reported in Table II correspond to the additional shares issued in excess of 4,804 share target for the first vesting installment.

SEC source: 0001023731-18-000037 · primary_doc.xml · derivative · entry 14

Hakeman Darren J. · CIK 0001586614 · SVP-Strategy,Analytics&CorpDev

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,860

Underlying: Common Stock · 2,445 shares

Expires 2018-09-20

F6 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of EGHT common stock.

F7 · kind: 19. As previously reported on a Form 4, the reporting person was awarded 9,608 performance share units (PSUs) on September 26, 2016, of which 50% were eligible to vest on each of the second and third anniversaries of the award date. On September 20, 2018, the first installment of 4,804 PSUs vested at 150.9 % of target, such that 7,249 shares became issuable. Of these shares, 3,800 were issued to the reporting person and the remaining 3,449 were withheld to pay the associated tax liability. The 2,445 units reported in Table II correspond to the additional shares issued in excess of 4,804 share target for the first vesting installment.

SEC source: 0001023731-18-000037 · primary_doc.xml · derivative · entry 13

Hakeman Darren J. · CIK 0001586614 · SVP-Strategy,Analytics&CorpDev

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 100,415

Underlying: Common Stock · 7,249 shares

Expires 2021-09-20

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of EGHT common stock.

F3 · kind: 7,249 Restricted Stock Units became fully vested and have been converted to Common Stock.

F7 · derivative.exercise_date: 19. As previously reported on a Form 4, the reporting person was awarded 9,608 performance share units (PSUs) on September 26, 2016, of which 50% were eligible to vest on each of the second and third anniversaries of the award date. On September 20, 2018, the first installment of 4,804 PSUs vested at 150.9 % of target, such that 7,249 shares became issuable. Of these shares, 3,800 were issued to the reporting person and the remaining 3,449 were withheld to pay the associated tax liability. The 2,445 units reported in Table II correspond to the additional shares issued in excess of 4,804 share target for the first vesting installment.

SEC source: 0001023731-18-000037 · primary_doc.xml · derivative · entry 12

Hakeman Darren J. · CIK 0001586614 · SVP-Strategy,Analytics&CorpDev

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 107,664

Underlying: Common Stock · 2,445 shares

Expires 2018-09-20

F6 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of EGHT common stock.

F7 · kind: 19. As previously reported on a Form 4, the reporting person was awarded 9,608 performance share units (PSUs) on September 26, 2016, of which 50% were eligible to vest on each of the second and third anniversaries of the award date. On September 20, 2018, the first installment of 4,804 PSUs vested at 150.9 % of target, such that 7,249 shares became issuable. Of these shares, 3,800 were issued to the reporting person and the remaining 3,449 were withheld to pay the associated tax liability. The 2,445 units reported in Table II correspond to the additional shares issued in excess of 4,804 share target for the first vesting installment.

SEC source: 0001023731-18-000037 · primary_doc.xml · derivative · entry 11

Hakeman Darren J. · CIK 0001586614 · SVP-Strategy,Analytics&CorpDev

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 105,219

Underlying: Common Stock · 6,448 shares

Expires 2020-09-20

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of EGHT common stock.

F1 · kind: 6,448 Restricted Stock Units became fully vested and have been converted to Common Stock.

F10 · derivative.exercise_date: This award vests at the rate of one-fourth of such shares at September 19, 2017, one-fourth of such shares at September 19, 2018, one-fourth of such shares at September 19, 2019 and one-fourth of such shares at September 19, 2020.

SEC source: 0001023731-18-000037 · primary_doc.xml · nonDerivative · entry 6

Hakeman Darren J. · CIK 0001586614 · SVP-Strategy,Analytics&CorpDev

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 72,186

F2 · kind: Payment of tax liability by withholding securities incident to vesting of restricted stock units.

SEC source: 0001023731-18-000037 · primary_doc.xml · nonDerivative · entry 5

Hakeman Darren J. · CIK 0001586614 · SVP-Strategy,Analytics&CorpDev

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,635

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · kind: 7,249 Restricted Stock Units became fully vested and have been converted to Common Stock.

SEC source: 0001023731-18-000037 · primary_doc.xml · nonDerivative · entry 4

Hakeman Darren J. · CIK 0001586614 · SVP-Strategy,Analytics&CorpDev

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,386

F2 · kind: Payment of tax liability by withholding securities incident to vesting of restricted stock units.

SEC source: 0001023731-18-000037 · primary_doc.xml · nonDerivative · entry 3

Hakeman Darren J. · CIK 0001586614 · SVP-Strategy,Analytics&CorpDev

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 71,835

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · kind: 7,249 Restricted Stock Units became fully vested and have been converted to Common Stock.

SEC source: 0001023731-18-000037 · primary_doc.xml · nonDerivative · entry 2

Hakeman Darren J. · CIK 0001586614 · SVP-Strategy,Analytics&CorpDev

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 64,586

F2 · kind: Payment of tax liability by withholding securities incident to vesting of restricted stock units.

SEC source: 0001023731-18-000037 · primary_doc.xml · nonDerivative · entry 1

Hakeman Darren J. · CIK 0001586614 · SVP-Strategy,Analytics&CorpDev

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,653

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: 6,448 Restricted Stock Units became fully vested and have been converted to Common Stock.

SEC source: 0001023731-18-000036 · primary_doc.xml · derivative · entry 15

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 860,332

Underlying: Common Stock · 7,249 shares

Expires 2020-09-20

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_price: Each restricted sock unit represents a contingent right to receive on share of EGHT common stock.

F3 · kind: 7,249 Restricted Stock Units became fully vested and have been converted to Common Stock.

F9 · derivative.exercise_date: RSUs vest (1) 50% on September 20, 2018 and (2) 50% on September 20, 2019, in each case subject to performance of 8x8's common stock relative to the Russell 2000 Index during the period from grant date through such vesting date. A 2x multiplier will be applied to the total shareholder returns (TSR) for each 1% of positive or negative relative TSR, and the number of shares earned will increase or decrease by 2% of the target number shown in table. In the event 8x8's common stock performance is below negative 30%, relative to the benchmark, no shares will be issued. Maximum number of shares issuable is two times the number shown in the table.

SEC source: 0001023731-18-000036 · primary_doc.xml · derivative · entry 14

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 867,581

Underlying: Common Stock · 2,445 shares

Expires 2018-09-20

F6 · derivative.exercise_price: Each restricted sock unit represents a contingent right to receive on share of EGHT common stock.

F10 · kind: As previously reported on a Form 4, the reporting person was awarded 9,608 performance share units (PSUs) on September 26, 2016, of which 50% were eligible to vest on each of the second and third anniversaries of the award date. On September 20, 2018, the first installment of 4,804 PSUs vested at 150.9 % of target, such that 7,249 shares became issuable. Of these shares, 3,600 were issued to the reporting person and the remaining 3,649 were withheld to pay the associated tax liability. The 2,445 units reported in Table II correspond to the additional shares issued in excess of 4,804 share target for the first vesting installment.

SEC source: 0001023731-18-000036 · primary_doc.xml · derivative · entry 13

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 865,136

Underlying: Common Stock · 7,249 shares

Expires 2019-09-20

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_price: Each restricted sock unit represents a contingent right to receive on share of EGHT common stock.

F3 · kind: 7,249 Restricted Stock Units became fully vested and have been converted to Common Stock.

F9 · derivative.exercise_date: RSUs vest (1) 50% on September 20, 2018 and (2) 50% on September 20, 2019, in each case subject to performance of 8x8's common stock relative to the Russell 2000 Index during the period from grant date through such vesting date. A 2x multiplier will be applied to the total shareholder returns (TSR) for each 1% of positive or negative relative TSR, and the number of shares earned will increase or decrease by 2% of the target number shown in table. In the event 8x8's common stock performance is below negative 30%, relative to the benchmark, no shares will be issued. Maximum number of shares issuable is two times the number shown in the table.

SEC source: 0001023731-18-000036 · primary_doc.xml · derivative · entry 12

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 872,385

Underlying: Common stock · 2,445 shares

Expires 2018-09-20

F6 · derivative.exercise_price: Each restricted sock unit represents a contingent right to receive on share of EGHT common stock.

F8 · kind: As previously reported on a Form 4, the Reporting person was awarded 9,608 performance share units (PSUs) on September 20, 2016, of which 50% were eligible to vest on each of the second and third anniversaries of the award date. On September 20, 2018, the first installment of 4,804 PSUs vested at 150.9% of target, such that 7,249 shares became issuable. Of these shares 3,600 were issued to the reporting person and the remaining 3,649 were withheld to pay the associated tax liability. The 2,445 units reported in Table II correspond to the additional shares issued in excess of 4,804 share target for the first vesting installment.

SEC source: 0001023731-18-000036 · primary_doc.xml · derivative · entry 11

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 869,940

Underlying: Common Stock · 6,448 shares

Expires 2020-09-20

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_price: Each restricted sock unit represents a contingent right to receive on share of EGHT common stock.

F1 · kind: 6,448 Restricted Stock Units became fully vested and have been converted to Common Stock.

F7 · derivative.exercise_date: This award vests at the rate of one-fourth of such shares at September 20, 2017, one-fourth of such shares at September 20, 2018, one-fourth of such shares at September 20, 2019 and one-fourth of such shares at September 20, 2020.

SEC source: 0001023731-18-000036 · primary_doc.xml · nonDerivative · entry 6

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 864,818

F2 · kind: Payment of tax liability by withholding securities incident to vesting of restricted stock units.

SEC source: 0001023731-18-000036 · primary_doc.xml · nonDerivative · entry 5

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 868,467

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · kind: 7,249 Restricted Stock Units became fully vested and have been converted to Common Stock.

SEC source: 0001023731-18-000036 · primary_doc.xml · nonDerivative · entry 4

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 861,218

F2 · kind: Payment of tax liability by withholding securities incident to vesting of restricted stock units.

SEC source: 0001023731-18-000036 · primary_doc.xml · nonDerivative · entry 3

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 864,867

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · kind: 7,249 Restricted Stock Units became fully vested and have been converted to Common Stock.

SEC source: 0001023731-18-000036 · primary_doc.xml · nonDerivative · entry 2

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 857,618

F2 · kind: Payment of tax liability by withholding securities incident to vesting of restricted stock units.

SEC source: 0001023731-18-000036 · primary_doc.xml · nonDerivative · entry 1

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 860,864

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: 6,448 Restricted Stock Units became fully vested and have been converted to Common Stock.

SEC source: 0001023731-18-000035 · primary_doc.xml · derivative · entry 3

Hakeman Darren J. · CIK 0001586614 · SVP-Strategy,Analytics&CorpDev

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 111,667

Underlying: Common Stock · 7,039 shares

Expires 2021-09-19

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of EGHT common stock.

F5 · derivative.exercise_date: This award vests at the rate of one-fourth of such shares at September 19, 2018, one-fourth of such shares at September 19, 2019, one-fourth of such shares at September 19, 2020 and one-fourth of such shares at September 19, 2021.

SEC source: 0001023731-18-000035 · primary_doc.xml · nonDerivative · entry 2

Hakeman Darren J. · CIK 0001586614 · SVP-Strategy,Analytics&CorpDev

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 61,205

F3 · kind: Payment of tax liability by withholding securities incident to vesting of restricted stock units.

SEC source: 0001023731-18-000035 · primary_doc.xml · nonDerivative · entry 1

Hakeman Darren J. · CIK 0001586614 · SVP-Strategy,Analytics&CorpDev

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 64,554

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: 7,039 Restricted Stock Units became fully vested and have been converted to Common Stock.

F2 · balance_after: Includes 940 shares purchased on July 31, 2018 pursuant to the company's Employee Stock Purchase Plan (ESPP).

SEC source: 0001023731-18-000034 · primary_doc.xml · derivative · entry 3

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,467

Underlying: Common Stock · 4,693 shares

Expires 2021-09-19

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of EGHT common stock.

F5 · derivative.exercise_date: This award vests at the rate of one-fourth of such shares at September 19, 2018, one-fourth of such shares at September 19, 2019, one-fourth of such shares at September 19, 2020 and one-fourth of such shares at September 19, 2021.

SEC source: 0001023731-18-000034 · primary_doc.xml · nonDerivative · entry 2

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 854,416

F3 · kind: Payment of tax liability by withholding securities incident to vesting of restricted stock units.

SEC source: 0001023731-18-000034 · primary_doc.xml · nonDerivative · entry 1

MARTIN BRYAN R · CIK 0001085676 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 856,778

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: 4,693 Restricted Stock Units became fully vested and have been converted to Common Stock.

F2 · balance_after: Includes 269 shares purchased on July 31, 2018 pursuant to the company's Employee Stock Purchase Plan (ESPP).

SEC source: 0001023731-18-000033 · primary_doc.xml · derivative · entry 3

Verma Vikram · CIK 0001539401 · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 669,332

Underlying: Common Stock · 30,031 shares

Expires 2021-09-19

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of EGHT common stock.

F5 · derivative.exercise_date: This award vests at the rate of one-fourth of such shares at September 19, 2018, one-fourth of such shares at September 19, 2019, one-fourth of such shares at September 19, 2020 and one-fourth of such shares at September 19, 2021.