DUNBAR GEORGE W JR

SEC source: 0001194712-26-000002 · form4-01072026_040103.xml · derivative · entry 1

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,500

Underlying: Common Stock · 15,500 shares

Expires 2036-01-05

F1 · derivative.exercise_date: The shares vest 1/12th of the first day of each month, commencing February 1, 2026, with the last month vesting on December 31, 2026, until the stock option becomes fully vested and exercisable. The award pertains to annual board service. The option is subject to early exercise and, therefore, all or any part of the option can be exercised at any time. If the reporting person elects to take advantage of the early exercise feature and purchase shares prior to the vesting of such shares, the shares will be deemed restricted stock and will be subject to a repurchase option in favor of the Issuer if the reporting person's service to the Issuer terminates prior to vesting.

SEC source: 0001194712-25-000004 · form4-12232025_021201.xml · derivative · entry 2

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,000 shares

Expires 2025-03-03

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 · derivative.exercise_price: This option was granted on June 2, 2016 and was previously reported as covering 30,000 shares at an exercise price of $3.12 per share, but was adjusted to reflect a 1-for-10 reverse stock split that occurred on June 4, 2019 and a share reprice of $1.39 per share that occurred on February 12, 2020.

F2 · derivative.exercise_date: The shares were fully vested and exercisable as of December 31, 2016.

F1 · derivative.underlying_shares: This option was granted on June 2, 2016 and was previously reported as covering 30,000 shares at an exercise price of $3.12 per share, but was adjusted to reflect a 1-for-10 reverse stock split that occurred on June 4, 2019 and a share reprice of $1.39 per share that occurred on February 12, 2020.

SEC source: 0001194712-25-000004 · form4-12232025_021201.xml · nonDerivative · entry 1

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,306

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.

SEC source: 0001415889-25-006735 · form4-03042025_070303.xml · derivative · entry 2

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 750 shares

Expires 2025-03-03

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 · derivative.exercise_price: This option was granted on March 3, 2015 and was previously reported as covering 7,500 shares at an exercise price of $5.78 per share, but was adjusted to reflect a 1-for-10 reverse stock split that occurred on June 4, 2019 and a share reprice of $1.39 per share that occurred on February 12, 2020.

F2 · derivative.exercise_date: The shares were fully vested and exercisable as of March 3, 2015, the date of grant.

F1 · derivative.underlying_shares: This option was granted on March 3, 2015 and was previously reported as covering 7,500 shares at an exercise price of $5.78 per share, but was adjusted to reflect a 1-for-10 reverse stock split that occurred on June 4, 2019 and a share reprice of $1.39 per share that occurred on February 12, 2020.

SEC source: 0001415889-25-006735 · form4-03042025_070303.xml · nonDerivative · entry 1

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,306

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.

SEC source: 0001415889-25-000869 · form4-01062025_070107.xml · derivative · entry 3

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,750

Underlying: Common Stock · 5,750 shares

Expires 2035-01-02

F3 · derivative.exercise_date: The shares of the award are fully vested and exercisable as of January 2, 2025, the date of the grant. The award pertains to annual board service.

SEC source: 0001415889-25-000869 · form4-01062025_070107.xml · derivative · entry 2

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,600

Underlying: Common Stock · 3,600 shares

Expires 2035-01-02

F2 · derivative.exercise_date: The shares of the award are fully vested and exercisable as of January 2, 2025, the date of the grant. The award pertains to annual board committee service.

SEC source: 0001415889-25-000869 · form4-01062025_070107.xml · derivative · entry 1

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,940

Underlying: Common Stock · 11,940 shares

Expires 2035-01-02

F1 · derivative.exercise_date: The shares vest 1/12th of the first day of each month, commencing February 1, 2025, with the last month vesting on December 31, 2025, until the stock option becomes fully vested and exercisable. The award pertains to annual board service. The option is subject to early exercise and, therefore, all or any part of the option can be exercised at any time. If the reporting person elects to take advantage of the early exercise feature and purchase shares prior to the vesting of such shares, the shares will be deemed restricted stock and will be subject to a repurchase option in favor of the Issuer if the reporting person's service to the Issuer terminates prior to vesting.

SEC source: 0001415889-24-000653 · form4-01042024_050112.xml · derivative · entry 3

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,280

Underlying: Common Stock · 14,280 shares

Expires 2034-01-02

F3 · derivative.exercise_date: The shares of the award are fully vested and exercisable as of January 2, 2024, the date of the grant. The award pertains to annual board service.

SEC source: 0001415889-24-000653 · form4-01042024_050112.xml · derivative · entry 2

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,920

Underlying: Common Stock · 8,920 shares

Expires 2034-01-02

F2 · derivative.exercise_date: The shares of the award are fully vested and exercisable as of January 2, 2024, the date of the grant. The award pertains to annual board committee service.

SEC source: 0001415889-24-000653 · form4-01042024_050112.xml · derivative · entry 1

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,250

Underlying: Common Stock · 29,250 shares

Expires 2034-01-02

F1 · derivative.exercise_date: The shares vest 1/12th of the first day of each month, commencing February 1, 2024, with the last month vesting on December 31, 2024, until the stock option becomes fully vested and exercisable. The award pertains to annual board service. The option is subject to early exercise and, therefore, all or any part of the option can be exercised at any time. If the reporting person elects to take advantage of the early exercise feature and purchase shares prior to the vesting of such shares, the shares will be deemed restricted stock and will be subject to a repurchase option in favor of the Issuer if the reporting person's service to the Issuer terminates prior to vesting.

SEC source: 0001415889-23-002650 · form4-02152023_080208.xml · derivative · entry 2

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,401 shares

Expires 2023-02-22

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.

F1 · derivative.exercise_price: This option was granted on February 22, 2013 and was previously reported as covering 14,015 shares at an exercise price of $0.37 per share, but was adjusted to reflect a 1-for10 reverse stock split that occurred on June 4, 2019 and a share reprice to $1.39 per share that occurred on February 12, 2020.

F2 · derivative.exercise_date: 25% of the shares vested immediately, with the remainder vesting monthly over 25 months commencing May 1, 2013.

F1 · derivative.underlying_shares: This option was granted on February 22, 2013 and was previously reported as covering 14,015 shares at an exercise price of $0.37 per share, but was adjusted to reflect a 1-for10 reverse stock split that occurred on June 4, 2019 and a share reprice to $1.39 per share that occurred on February 12, 2020.

SEC source: 0001415889-23-002650 · form4-02152023_080208.xml · nonDerivative · entry 1

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,556

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.

SEC source: 0001415889-23-000594 · form4-01052023_080140.xml · derivative · entry 3

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,000

Underlying: Common Stock · 19,000 shares

Expires 2033-01-03

F3 · derivative.exercise_date: The shares of the award are fully vested and exercisable as of January 3, 2023, the date of the grant. The award pertains to annual board service.

SEC source: 0001415889-23-000594 · form4-01052023_080140.xml · derivative · entry 2

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,310

Underlying: Common Stock · 8,310 shares

Expires 2033-01-03

F2 · derivative.exercise_date: The shares of the award are fully vested and exercisable as of January 3, 2023, the date of the grant. The award pertains to annual board committee service.

SEC source: 0001415889-23-000594 · form4-01052023_080140.xml · derivative · entry 1

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,770

Underlying: Common Stock · 37,770 shares

Expires 2033-01-03

F1 · derivative.exercise_date: The shares vest 1/12th of the first day of each month, commencing February 1, 2023, with the last month vesting on December 31, 2023, until the stock option becomes fully vested and exercisable. The award pertains to annual board service. The option is subject to early exercise and, therefore, all or any part of the option can be exercised at any time. If the reporting person elects to take advantage of the early exercise feature and purchase shares prior to the vesting of such shares, the shares will be deemed restricted stock and will be subject to a repurchase option in favor of the Issuer if the reporting person's service to the Issuer terminates prior to vesting.

SEC source: 0001415889-22-003514 · form4-03312022_050302.xml · derivative · entry 3

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 15,455 shares

Expires 2022-04-27

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.

F2 · derivative.exercise_price: This option was granted on April 27, 2012 and was previously reported as covering 154,555 shares at an exercise price of $0.37 per share, but was adjusted to reflect a 1-for-10 reverse stock split that occurred on June 4, 2019 and a share reprice to $1.39 per share that occurred on February 12, 2020.

F3 · derivative.exercise_date: The shares vested 1/48th of the first day of each month, commencing May 1, 2012.

F2 · derivative.underlying_shares: This option was granted on April 27, 2012 and was previously reported as covering 154,555 shares at an exercise price of $0.37 per share, but was adjusted to reflect a 1-for-10 reverse stock split that occurred on June 4, 2019 and a share reprice to $1.39 per share that occurred on February 12, 2020.

SEC source: 0001415889-22-003514 · form4-03312022_050302.xml · nonDerivative · entry 2

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,155

F1 · kind: Represents a "net exercise" of outstanding stock options. These shares were withheld by the Issuer for payment of the exercise price, based on the closing market price of the Issuer's common stock on March 29, 2022 of $3.41. The options would otherwise expire on April 27, 2022, pursuant to their terms.

F1 · price: Represents a "net exercise" of outstanding stock options. These shares were withheld by the Issuer for payment of the exercise price, based on the closing market price of the Issuer's common stock on March 29, 2022 of $3.41. The options would otherwise expire on April 27, 2022, pursuant to their terms.

SEC source: 0001415889-22-003514 · form4-03312022_050302.xml · nonDerivative · entry 1

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,455

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.

SEC source: 0001415889-22-000277 · form4-01042022_090123.xml · derivative · entry 1

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 63,060

Underlying: Common Stock · 63,060 shares

Expires 2032-01-03

F1 · derivative.exercise_date: The shares vest 1/48th of the first day of each month, commencing February 1, 2022, until the stock option becomes fully vested and exercisable. The option is subject to early exercise and, therefore, all or any part of the option can be exercised at any time. If the reporting person elects to take advantage of the early exercise feature and purchase shares prior to the vesting of such shares, the shares will be deemed restricted stock and will be subject to a repurchase option in favor of the Issuer if the reporting person's service to the Issuer terminates prior to vesting.

SEC source: 0001104659-21-001588 · tm211849-5_4seq1.xml · derivative · entry 1

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 71,388

Underlying: Common Stock · 71,388 shares

Expires 2031-01-04

F1 · derivative.exercise_date: The shares vest 1/48th of the first day of each month, commencing February 1, 2021, until the stock option becomes fully vested and exercisable. The option is subject to early exercise and, therefore, all or any part of the option can be exercised at any time. If the reporting person elects to take advantage of the early exercise feature and purchase shares prior to the vesting of such shares, the shares will be deemed restricted stock and will be subject to a repurchase option in favor of the Issuer if the reporting person's service to the Issuer terminates prior to vesting.

SEC source: 0001104659-20-071420 · tm2022128-5_4.xml · derivative · entry 1

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 83,000

Underlying: Common Stock · 83,000 shares

Expires 2030-06-05

F1 · derivative.exercise_date: The shares vest 1/48th of the first day of each month, commencing March 1, 2020, until the stock option becomes fully vested and exercisable. The following stock option grant was approved by the Board on February 12, 2020 under the 2020 Plan, contingent upon stockholder approval of the 2020 Plan, which was obtained on June 5, 2020. The option is subject to early exercise and, therefore, all or any part of the option can be exercised at any time. If the reporting person elects to take advantage of the early exercise feature and purchase shares prior to the vesting of such shares, the shares will be deemed restricted stock and will be subject to a repurchase option in favor of the Issuer if the reporting person's service to the Issuer terminates prior to vesting.

SEC source: 0001104659-20-022102 · tm208086d5_4.xml · derivative · entry 14

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 15,455 shares

Expires 2022-04-27

F2 · price: The reported transactions involved the repricing of outstanding options, resulting in the deemed cancellation of the "old" options and the grant of replacement options, with a new exercise price of $1.39 per share.

F5 · derivative.exercise_date: The stock option award is fully vested and exercisable.

SEC source: 0001104659-20-022102 · tm208086d5_4.xml · derivative · entry 13

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,401 shares

Expires 2023-03-06

F2 · price: The reported transactions involved the repricing of outstanding options, resulting in the deemed cancellation of the "old" options and the grant of replacement options, with a new exercise price of $1.39 per share.

F5 · derivative.exercise_date: The stock option award is fully vested and exercisable.

SEC source: 0001104659-20-022102 · tm208086d5_4.xml · derivative · entry 12

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 750 shares

Expires 2025-03-03

F2 · price: The reported transactions involved the repricing of outstanding options, resulting in the deemed cancellation of the "old" options and the grant of replacement options, with a new exercise price of $1.39 per share.

F5 · derivative.exercise_date: The stock option award is fully vested and exercisable.

SEC source: 0001104659-20-022102 · tm208086d5_4.xml · derivative · entry 11

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,000 shares

Expires 2026-06-02

F2 · price: The reported transactions involved the repricing of outstanding options, resulting in the deemed cancellation of the "old" options and the grant of replacement options, with a new exercise price of $1.39 per share.

F5 · derivative.exercise_date: The stock option award is fully vested and exercisable.

SEC source: 0001104659-20-022102 · tm208086d5_4.xml · derivative · entry 10

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,606 shares

Expires 2027-01-03

F2 · price: The reported transactions involved the repricing of outstanding options, resulting in the deemed cancellation of the "old" options and the grant of replacement options, with a new exercise price of $1.39 per share.

F4 · derivative.exercise_date: 856 of the shares will vest 1/48th on the first day of each month, commencing February 1, 2017, until the stock option becomes fully vested and exercisable. The remaining 1,750 shares will vest 1/12th on the first day of each month, commencing February 1, 2017, with the last month vesting on December 31, 2017. The option is subject to early exercise and, therefore, all or any part of the option can be exercised at any time. If the reporting person elects to take advantage of the early exercise feature and purchase shares prior to the vesting of such shares, the shares will be deemed restricted stock and will be subject to a repurchase option in favor of the Registrant if the reporting person's service to the Registrant terminates prior to vesting.

SEC source: 0001104659-20-022102 · tm208086d5_4.xml · derivative · entry 9

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,800 shares

Expires 2028-01-02

F2 · price: The reported transactions involved the repricing of outstanding options, resulting in the deemed cancellation of the "old" options and the grant of replacement options, with a new exercise price of $1.39 per share.

F3 · derivative.exercise_date: 1,050 of the shares will vest 1/48th on the first day of each month, commencing February 1, 2018, until the stock option becomes fully vested and exercisable. The remaining 1,750 shares will vest 1/12th on the first day of each month, commencing February 1, 2018, with the last month vesting on December 31, 2018. The option is subject to early exercise and, therefore, all or any part of the option can be exercised at any time. If the reporting person elects to take advantage of the early exercise feature and purchase shares prior to the vesting of such shares, the shares will be deemed restricted stock and will be subject to a repurchase option in favor of the Registrant if the reporting person's service to the Registrant terminates prior to vesting.

SEC source: 0001104659-20-022102 · tm208086d5_4.xml · derivative · entry 8

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,250 shares

Expires 2029-08-08

F2 · price: The reported transactions involved the repricing of outstanding options, resulting in the deemed cancellation of the "old" options and the grant of replacement options, with a new exercise price of $1.39 per share.

F1 · derivative.exercise_date: 3,000 of the shares were vested on the date of grant. The remaining 2,250 shares will vest 1/48th on the first day of each month, commencing September 1, 2019, until the stock option becomes fully vested and exercisable. The option is subject to early exercise and, therefore, all or any part of the option can be exercised at any time. If the reporting person elects to take advantage of the early exercise feature and purchase shares prior to the vesting of such shares, the shares will be deemed restricted stock and will be subject to a repurchase option in favor of the Registrant if the reporting person's service to the Registrant terminates prior to vesting.

SEC source: 0001104659-20-022102 · tm208086d5_4.xml · derivative · entry 7

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,455

Underlying: Common Stock · 15,455 shares

Expires 2022-04-27

F2 · price: The reported transactions involved the repricing of outstanding options, resulting in the deemed cancellation of the "old" options and the grant of replacement options, with a new exercise price of $1.39 per share.

F5 · derivative.exercise_date: The stock option award is fully vested and exercisable.

SEC source: 0001104659-20-022102 · tm208086d5_4.xml · derivative · entry 6

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,401

Underlying: Common Stock · 1,401 shares

Expires 2023-03-06

F2 · price: The reported transactions involved the repricing of outstanding options, resulting in the deemed cancellation of the "old" options and the grant of replacement options, with a new exercise price of $1.39 per share.

F5 · derivative.exercise_date: The stock option award is fully vested and exercisable.

SEC source: 0001104659-20-022102 · tm208086d5_4.xml · derivative · entry 5

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 750

Underlying: Common Stock · 750 shares

Expires 2025-03-03

F2 · price: The reported transactions involved the repricing of outstanding options, resulting in the deemed cancellation of the "old" options and the grant of replacement options, with a new exercise price of $1.39 per share.

F5 · derivative.exercise_date: The stock option award is fully vested and exercisable.

SEC source: 0001104659-20-022102 · tm208086d5_4.xml · derivative · entry 4

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,000

Underlying: Common Stock · 3,000 shares

Expires 2026-06-02

F2 · price: The reported transactions involved the repricing of outstanding options, resulting in the deemed cancellation of the "old" options and the grant of replacement options, with a new exercise price of $1.39 per share.

F5 · derivative.exercise_date: The stock option award is fully vested and exercisable.

SEC source: 0001104659-20-022102 · tm208086d5_4.xml · derivative · entry 3

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,606

Underlying: Common Stock · 2,606 shares

Expires 2027-01-03

F2 · price: The reported transactions involved the repricing of outstanding options, resulting in the deemed cancellation of the "old" options and the grant of replacement options, with a new exercise price of $1.39 per share.

F4 · derivative.exercise_date: 856 of the shares will vest 1/48th on the first day of each month, commencing February 1, 2017, until the stock option becomes fully vested and exercisable. The remaining 1,750 shares will vest 1/12th on the first day of each month, commencing February 1, 2017, with the last month vesting on December 31, 2017. The option is subject to early exercise and, therefore, all or any part of the option can be exercised at any time. If the reporting person elects to take advantage of the early exercise feature and purchase shares prior to the vesting of such shares, the shares will be deemed restricted stock and will be subject to a repurchase option in favor of the Registrant if the reporting person's service to the Registrant terminates prior to vesting.

SEC source: 0001104659-20-022102 · tm208086d5_4.xml · derivative · entry 2

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,800

Underlying: Common Stock · 2,800 shares

Expires 2028-01-02

F2 · price: The reported transactions involved the repricing of outstanding options, resulting in the deemed cancellation of the "old" options and the grant of replacement options, with a new exercise price of $1.39 per share.

F3 · derivative.exercise_date: 1,050 of the shares will vest 1/48th on the first day of each month, commencing February 1, 2018, until the stock option becomes fully vested and exercisable. The remaining 1,750 shares will vest 1/12th on the first day of each month, commencing February 1, 2018, with the last month vesting on December 31, 2018. The option is subject to early exercise and, therefore, all or any part of the option can be exercised at any time. If the reporting person elects to take advantage of the early exercise feature and purchase shares prior to the vesting of such shares, the shares will be deemed restricted stock and will be subject to a repurchase option in favor of the Registrant if the reporting person's service to the Registrant terminates prior to vesting.

SEC source: 0001104659-20-022102 · tm208086d5_4.xml · derivative · entry 1

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,250

Underlying: Common Stock · 5,250 shares

Expires 2029-08-08

F2 · price: The reported transactions involved the repricing of outstanding options, resulting in the deemed cancellation of the "old" options and the grant of replacement options, with a new exercise price of $1.39 per share.

F1 · derivative.exercise_date: 3,000 of the shares were vested on the date of grant. The remaining 2,250 shares will vest 1/48th on the first day of each month, commencing September 1, 2019, until the stock option becomes fully vested and exercisable. The option is subject to early exercise and, therefore, all or any part of the option can be exercised at any time. If the reporting person elects to take advantage of the early exercise feature and purchase shares prior to the vesting of such shares, the shares will be deemed restricted stock and will be subject to a repurchase option in favor of the Registrant if the reporting person's service to the Registrant terminates prior to vesting.

SEC source: 0001144204-19-038994 · tv527323_form4.xml · derivative · entry 1

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,250

Underlying: Common Stock · 5,250 shares

Expires 2029-08-08

F1 · derivative.exercise_date: 3,000 of the shares shall vest immediately. The remaining 2,250 shares will vest 1/48th on the first day of each month, commencing September 1, 2019, until the stock option becomes fully vested and exercisable. However, the option is subject to early exercise and, therefore, all or any part of the option can be exercised at any time. If the reporting person elects to take advantage of the early exercise feature and purchase shares prior to the vesting of such shares, the shares will be deemed restricted stock and will be subject to a repurchase option in favor of the Registrant if the reporting person's service to the Registrant terminates prior to vesting.

SEC source: 0001144204-18-000860 · tv482717_4.xml · derivative · entry 1

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,000

Underlying: Common Stock · 28,000 shares

Expires 2028-01-02

F1 · derivative.exercise_date: 10,500 of the shares will vest 1/48th on the first day of each month, commencing February 1, 2018, until the stock option becomes fully vested and exercisable. The remaining 17,500 shares will vest 1/12 on the first day of each month, commencing February 1, 2018, with the last month vesting on December 31, 2018. However, the option is subject to early exercise and, therefore, all or any part of the option can be exercised at any time. If the reporting person elects to take advantage of the early exercise feature and purchase shares prior to the vesting of such shares, the shares will be deemed restricted stock and will be subject to a repurchase option in favor of the Registrant if the reporting person's service to the Registrant terminates prior to vesting.

SEC source: 0001144204-17-000703 · v456178_4.xml · derivative · entry 1

DUNBAR GEORGE W JR · CIK 0001194712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,060

Underlying: Common Stock · 26,060 shares

Expires 2027-01-03

F1 · derivative.exercise_date: 8,560 of the shares will vest 1/48th on the first day of each month, commencing February 1, 2017, until the stock option becomes fully vested and exercisable. The remaining 17,500 shares will vest 1/12 on the first day of each month, commencing February 1, 2017, with the last month vesting on December 31, 2017. However, the option is subject to early exercise and, therefore, all or any part of the option can be exercised at any time. If the reporting person elects to take advantage of the early exercise feature and purchase shares prior to the vesting of such shares, the shares will be deemed restricted stock and will be subject to a repurchase option in favor of the Registrant if the reporting person's service to the Registrant terminates prior to vesting.