BARRANCO DAVID

SEC source: 0000874501-21-000056 · wf-form4_161525149649199.xml · nonDerivative · entry 2

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 54,304

F2 · shares: Represents DSUs that were converted into shares of common stock and withheld by the Company to satisfy certain tax withholding obligations.

SEC source: 0000874501-21-000056 · wf-form4_161525149649199.xml · nonDerivative · entry 1

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,279

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 · shares: On March 4, 2021, there were 2,162 deferred share units ("DSUs") that settled, and were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company").

SEC source: 0000874501-21-000038 · wf-form4_161480542885522.xml · derivative · entry 5

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,008

Underlying: Common Stock · 2,209 shares

Expires not disclosed

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 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of common stock of the Company.

F3 · derivative.exercise_date: On March 2, 2021 there were 2,209 restricted stock units ("RSUs") that vested and settled and were converted into shares of common stock of the Company.

F3 · derivative.expiration_date: On March 2, 2021 there were 2,209 restricted stock units ("RSUs") that vested and settled and were converted into shares of common stock of the Company.

SEC source: 0000874501-21-000038 · wf-form4_161480542885522.xml · nonDerivative · entry 4

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,117

F4 · shares: Represents RSUs that were converted into shares of common stock and withheld by the Company to satisfy certain tax withholding obligations.

SEC source: 0000874501-21-000038 · wf-form4_161480542885522.xml · nonDerivative · entry 3

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 54,166

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 · shares: On March 2, 2021 there were 2,209 restricted stock units ("RSUs") that vested and settled and were converted into shares of common stock of the Company.

SEC source: 0000874501-21-000038 · wf-form4_161480542885522.xml · nonDerivative · entry 2

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,957

F2 · shares: As part of the vesting and settlement of the 2018 LTIP, 13,460 shares of common stock were withheld by the Company to satisfy certain tax withholding obligations.

SEC source: 0000874501-21-000038 · wf-form4_161480542885522.xml · nonDerivative · entry 1

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 65,417

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 · shares: The reporting person acquired 26,508 shares of common stock of Ambac Financial Group, Inc. (the "Company") upon the simultaneous vesting and settlement of the reporting person's 2018 Long Term Incentive Plan ("2018 LTIP") award, which had a three year performance period and vested on March 1, 2021.

SEC source: 0000874501-21-000012 · wf-form4_160979465597263.xml · derivative · entry 3

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,217

Underlying: Common Stock · 5,803 shares

Expires not disclosed

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 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the common stock the Company.

F1 · derivative.exercise_date: Represents the aggregate amount of restricted stock units ("RSUs") that were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company") upon settlement of a portion of the reporting person's 2019 and 2020 Long Term Incentive Plan award.

F1 · derivative.expiration_date: Represents the aggregate amount of restricted stock units ("RSUs") that were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company") upon settlement of a portion of the reporting person's 2019 and 2020 Long Term Incentive Plan award.

SEC source: 0000874501-21-000012 · wf-form4_160979465597263.xml · nonDerivative · entry 2

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,909

F2 · shares: Represents the aggregate amount of RSUs that were converted into shares of common stock and withheld by the Company to satisfy certain tax withholding obligations.

SEC source: 0000874501-21-000012 · wf-form4_160979465597263.xml · nonDerivative · entry 1

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,057

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 · shares: Represents the aggregate amount of restricted stock units ("RSUs") that were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company") upon settlement of a portion of the reporting person's 2019 and 2020 Long Term Incentive Plan award.

SEC source: 0000874501-20-000094 · wf-form4_159000609659421.xml · derivative · entry 3

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,020

Underlying: Common Stock · 3,753 shares

Expires not disclosed

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 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the common stock the Company.

F1 · derivative.exercise_date: On May 18, 2020 there were 3,753 restricted stock unit ("RSUs") that vested, settled and were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company").

F1 · derivative.expiration_date: On May 18, 2020 there were 3,753 restricted stock unit ("RSUs") that vested, settled and were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company").

SEC source: 0000874501-20-000094 · wf-form4_159000609659421.xml · nonDerivative · entry 2

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,254

F2 · shares: Represents the amount of RSUs that were converted into shares of common stock and withheld by the Company to satisfy certain tax withholding obligations.

SEC source: 0000874501-20-000094 · wf-form4_159000609659421.xml · nonDerivative · entry 1

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,440

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 · shares: On May 18, 2020 there were 3,753 restricted stock unit ("RSUs") that vested, settled and were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company").

SEC source: 0000874501-20-000061 · wf-form4_158352978606341.xml · derivative · entry 4

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,773

Underlying: Common Stock · 9,615 shares

Expires not disclosed

F4 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Company's common stock.

F5 · derivative.exercise_date: On March 4, 2020 the reporting person received a grant of 9,615 RSUs as part of his 2020 Long Term Incentive Plan award. The RSUs will vest in three equal installments commencing January 2, 2021, January 2, 2022, and January 2, 2023.

F5 · derivative.expiration_date: On March 4, 2020 the reporting person received a grant of 9,615 RSUs as part of his 2020 Long Term Incentive Plan award. The RSUs will vest in three equal installments commencing January 2, 2021, January 2, 2022, and January 2, 2023.

SEC source: 0000874501-20-000061 · wf-form4_158352978606341.xml · derivative · entry 3

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,162

Underlying: Common Stock · 2,161 shares

Expires not disclosed

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 · derivative.exercise_price: Each DSU represents a contingent right to receive one share of the Company's common stock.

F1 · derivative.exercise_date: On March 4, 2020, there were 2,161 deferred share units ("DSUs") that settled, and were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company").

F1 · derivative.expiration_date: On March 4, 2020, there were 2,161 deferred share units ("DSUs") that settled, and were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company").

SEC source: 0000874501-20-000061 · wf-form4_158352978606341.xml · nonDerivative · entry 2

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,687

F2 · shares: Represents DSUs that were converted into shares of common stock and withheld by the Company to satisfy certain tax withholding obligations.

SEC source: 0000874501-20-000061 · wf-form4_158352978606341.xml · nonDerivative · entry 1

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,370

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 · shares: On March 4, 2020, there were 2,161 deferred share units ("DSUs") that settled, and were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company").

SEC source: 0000874501-20-000036 · wf-form4_158335602819733.xml · derivative · entry 8

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,158

Underlying: Common Stock · 2,209 shares

Expires not disclosed

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.

F8 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of common stock of the Company.

F5 · derivative.exercise_date: On March 2, 2020 there were 2,209 restricted stock units ("RSUs") that settled, and were converted into shares of common stock of the Company.

F5 · derivative.expiration_date: On March 2, 2020 there were 2,209 restricted stock units ("RSUs") that settled, and were converted into shares of common stock of the Company.

SEC source: 0000874501-20-000036 · wf-form4_158335602819733.xml · derivative · entry 7

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,323

Underlying: Common Stock · 2,730 shares

Expires not disclosed

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.

F7 · derivative.exercise_price: Each DSU represents a contingent right to receive one share of common stock of the Company.

F3 · derivative.exercise_date: On March 2, 2020 there were 2,730 deferred share units ("DSUs") that settled, and were converted into shares of common stock of the Company.

F3 · derivative.expiration_date: On March 2, 2020 there were 2,730 deferred share units ("DSUs") that settled, and were converted into shares of common stock of the Company.

SEC source: 0000874501-20-000036 · wf-form4_158335602819733.xml · nonDerivative · entry 6

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,209

F6 · shares: Represents RSUs that were converted into shares of common stock and withheld by the Company to satisfy certain tax withholding obligations.

SEC source: 0000874501-20-000036 · wf-form4_158335602819733.xml · nonDerivative · entry 5

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,959

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 · shares: On March 2, 2020 there were 2,209 restricted stock units ("RSUs") that settled, and were converted into shares of common stock of the Company.

SEC source: 0000874501-20-000036 · wf-form4_158335602819733.xml · nonDerivative · entry 4

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,750

F4 · shares: Represents DSUs that were converted into shares of common stock and withheld by the Company to satisfy certain tax withholding obligations.

SEC source: 0000874501-20-000036 · wf-form4_158335602819733.xml · nonDerivative · entry 3

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,613

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 · shares: On March 2, 2020 there were 2,730 deferred share units ("DSUs") that settled, and were converted into shares of common stock of the Company.

SEC source: 0000874501-20-000036 · wf-form4_158335602819733.xml · nonDerivative · entry 2

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,883

F2 · shares: As part of the vesting and settlement of the 2017 LTIP, 4,288 shares of common stock were withheld by the Company to satisfy certain tax withholding obligations.

SEC source: 0000874501-20-000036 · wf-form4_158335602819733.xml · nonDerivative · entry 1

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,171

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 · shares: The reporting person acquired 12,691 shares of common stock of Ambac Financial Group, Inc. (the "Company") upon the simultaneous vesting and settlement of the reporting person's 2017 Long Term Incentive Plan ("2017 LTIP") award, which had a three year performance period and vested on March 2, 2020.

SEC source: 0000874501-20-000007 · wf-form4_157834717570668.xml · derivative · entry 3

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,367

Underlying: Common Stock · 2,599 shares

Expires not disclosed

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 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the common stock the Company.

F1 · derivative.exercise_date: On January 2, 2020 there were 2,599 restricted stock unit ("RSUs") that vested, settled and were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company").

F1 · derivative.expiration_date: On January 2, 2020 there were 2,599 restricted stock unit ("RSUs") that vested, settled and were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company").

SEC source: 0000874501-20-000007 · wf-form4_157834717570668.xml · nonDerivative · entry 2

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,480

F2 · shares: Represents the amount of RSUs that were converted into shares of common stock and withheld by the Company to satisfy certain tax withholding obligations.

SEC source: 0000874501-20-000007 · wf-form4_157834717570668.xml · nonDerivative · entry 1

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,500

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 · shares: On January 2, 2020 there were 2,599 restricted stock unit ("RSUs") that vested, settled and were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company").

SEC source: 0000874501-19-000086 · wf-form4_155812496602159.xml · derivative · entry 3

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,966

Underlying: Common Stock · 3,752 shares

Expires not disclosed

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 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the common stock the Company.

F1 · derivative.exercise_date: On May 16, 2019 there were 3,752 restricted stock units ("RSUs") that vested, settled and were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company").

F1 · derivative.expiration_date: On May 16, 2019 there were 3,752 restricted stock units ("RSUs") that vested, settled and were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company").

SEC source: 0000874501-19-000086 · wf-form4_155812496602159.xml · nonDerivative · entry 2

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,901

F2 · shares: Represents the amount of RSUs that were converted into shares of common stock and withheld by the Company to satisfy certain tax withholding obligations.

SEC source: 0000874501-19-000086 · wf-form4_155812496602159.xml · nonDerivative · entry 1

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,087

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 · shares: On May 16, 2019 there were 3,752 restricted stock units ("RSUs") that vested, settled and were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company").

SEC source: 0000874501-19-000031 · wf-form4_155183561747950.xml · derivative · entry 7

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,718

Underlying: Common Stock · 7,795 shares

Expires not disclosed

F5 · security: Each RSU represents a contingent right to receive one share of common stock of the Company.

F5 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of common stock of the Company.

F7 · derivative.exercise_date: On March 4, 2019 the reporting person received a grant of 7,795 restricted stock units ("RSUs") as part of their 2019 Long Term Incentive Plan award. The RSUs will vest in three equal annual installments commencing January 2, 2020, January 2, 2021, and January 2, 2022.

F7 · derivative.expiration_date: On March 4, 2019 the reporting person received a grant of 7,795 restricted stock units ("RSUs") as part of their 2019 Long Term Incentive Plan award. The RSUs will vest in three equal annual installments commencing January 2, 2020, January 2, 2021, and January 2, 2022.

SEC source: 0000874501-19-000031 · wf-form4_155183561747950.xml · derivative · entry 6

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,053

Underlying: Common Stock · 4,476 shares

Expires not disclosed

F4 · security: Each DSU represents a contingent right to receive one share of the Company's common stock.

F4 · derivative.exercise_price: Each DSU represents a contingent right to receive one share of the Company's common stock.

F6 · derivative.exercise_date: On March 4, 2019, there were 4,476 DSUs granted as part of the 2019 Short Term Incentive Plan. DSUs shall vest immediately and shall settle and convert into shares of common stock as follows: 50% of the DSUs shall settle and convert into shares of common stock on March 4, 2020, and the remaining 50% of the DSUs shall settle and convert into shares of common stock on March 4, 2021; provided however, that if the reporting person's employment with the Company is terminated for any reason, all of the DSUs will settle and convert into shares of common stock immediately. Notwithstanding the foregoing, a number of vested DSUs sufficient to satisfy certain tax withholding obligations imposed upon the Company may be converted into shares of common stock and withheld by the Company to satisfy such tax withholding obligations.

F6 · derivative.expiration_date: On March 4, 2019, there were 4,476 DSUs granted as part of the 2019 Short Term Incentive Plan. DSUs shall vest immediately and shall settle and convert into shares of common stock as follows: 50% of the DSUs shall settle and convert into shares of common stock on March 4, 2020, and the remaining 50% of the DSUs shall settle and convert into shares of common stock on March 4, 2021; provided however, that if the reporting person's employment with the Company is terminated for any reason, all of the DSUs will settle and convert into shares of common stock immediately. Notwithstanding the foregoing, a number of vested DSUs sufficient to satisfy certain tax withholding obligations imposed upon the Company may be converted into shares of common stock and withheld by the Company to satisfy such tax withholding obligations.

SEC source: 0000874501-19-000031 · wf-form4_155183561747950.xml · derivative · entry 5

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,923

Underlying: Common Stock · 2,209 shares

Expires not disclosed

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 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of common stock of the Company.

F3 · derivative.exercise_date: On March 4, 2019, there were 2,209 restricted stock units ("RSUs") that settled, and were converted into shares of common stock of the Company.

F3 · derivative.expiration_date: On March 4, 2019, there were 2,209 restricted stock units ("RSUs") that settled, and were converted into shares of common stock of the Company.

SEC source: 0000874501-19-000031 · wf-form4_155183561747950.xml · derivative · entry 4

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,577

Underlying: Common Stock · 4,231 shares

Expires not disclosed

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 · security: Each DSU represents a contingent right to receive one share of the Company's common stock.

F4 · derivative.exercise_price: Each DSU represents a contingent right to receive one share of the Company's common stock.

F1 · derivative.exercise_date: Represents the aggregate amount of deferred share units ("DSUs") that were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company") upon settlement of a portion of the reporting person's 2017 and 2018 Short Term Incentive Plan award and a limited number of DSUs awarded pursuant to the 2019 Short Term Incentive Plan that were settled in order to satisfy certain tax withholding obligations imposed upon the Company.

F1 · derivative.expiration_date: Represents the aggregate amount of deferred share units ("DSUs") that were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company") upon settlement of a portion of the reporting person's 2017 and 2018 Short Term Incentive Plan award and a limited number of DSUs awarded pursuant to the 2019 Short Term Incentive Plan that were settled in order to satisfy certain tax withholding obligations imposed upon the Company.

SEC source: 0000874501-19-000031 · wf-form4_155183561747950.xml · nonDerivative · entry 3

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,335

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 · shares: On March 4, 2019, there were 2,209 restricted stock units ("RSUs") that settled, and were converted into shares of common stock of the Company.

SEC source: 0000874501-19-000031 · wf-form4_155183561747950.xml · nonDerivative · entry 2

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,126

F2 · shares: Represents the aggregate amount of DSUs and RSUs that were converted into shares of common stock and withheld by the Company to satisfy certain tax withholding obligations.

SEC source: 0000874501-19-000031 · wf-form4_155183561747950.xml · nonDerivative · entry 1

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,317

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 · shares: Represents the aggregate amount of deferred share units ("DSUs") that were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company") upon settlement of a portion of the reporting person's 2017 and 2018 Short Term Incentive Plan award and a limited number of DSUs awarded pursuant to the 2019 Short Term Incentive Plan that were settled in order to satisfy certain tax withholding obligations imposed upon the Company.

SEC source: 0000874501-19-000015 · wf-form4_155130317158990.xml · nonDerivative · entry 2

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,086

F2 · shares: As part of this vesting and settlement, 3,804 shares of common stock were withheld by the Company to satisfy certain tax withholding obligations.

SEC source: 0000874501-19-000015 · wf-form4_155130317158990.xml · nonDerivative · entry 1

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,890

F1 · shares: The reporting person acquired 10,824 shares of common stock of Ambac Financial Group, Inc. (the "Company") upon the simultaneous vesting and settlement of the reporting person's 2016 Long Term Incentive Plan award, which had a three year performance period and vested on February 25, 2019.

SEC source: 0000874501-18-000080 · wf-form4_152667445336931.xml · derivative · entry 4

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,132

Underlying: Common Stock · 332 shares

Expires not disclosed

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: Each RSU represents a contingent right to receive one share of common stock of the Company.

F1 · derivative.exercise_date: On May 16, 2018, the Grant Date, 332 restricted stock units ("RSUs") vested, and were settled and converted into shares of common stock and withheld by Ambac Financial Group, Inc. (the "Company") to satisfy certain tax withholding obligations.

F1 · derivative.expiration_date: On May 16, 2018, the Grant Date, 332 restricted stock units ("RSUs") vested, and were settled and converted into shares of common stock and withheld by Ambac Financial Group, Inc. (the "Company") to satisfy certain tax withholding obligations.

SEC source: 0000874501-18-000080 · wf-form4_152667445336931.xml · derivative · entry 3

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,464

Underlying: Common Stock · 7,837 shares

Expires not disclosed

F2 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of common stock of the Company.

F3 · derivative.exercise_date: On May 16, 2018, there were 7,837 RSUs granted in recognition of the reporting person's efforts to bring about the successful exit of the Segregated Account of Ambac Assurance Corporation from Rehabilitation. The RSUs shall vest immediately and shall settle and convert into shares of common stock as follows: 50% of the RSUs shall settle and convert into shares of common stock on May 16, 2019, and the remaining 50% of the RSUs shall settle and convert into shares of common stock on May 16, 2020; provided however, that if the reporting person's employment with the Company is terminated for any reason (other than termination for cause), all of the RSUs will settle and convert into shares of common stock immediately. Notwithstanding the foregoing, a number of vested RSUs sufficient to satisfy certain tax withholding obligations imposed upon the Company may be converted into shares of common stock and withheld by the Company to satisfy such tax withholding obligations.

F3 · derivative.expiration_date: On May 16, 2018, there were 7,837 RSUs granted in recognition of the reporting person's efforts to bring about the successful exit of the Segregated Account of Ambac Assurance Corporation from Rehabilitation. The RSUs shall vest immediately and shall settle and convert into shares of common stock as follows: 50% of the RSUs shall settle and convert into shares of common stock on May 16, 2019, and the remaining 50% of the RSUs shall settle and convert into shares of common stock on May 16, 2020; provided however, that if the reporting person's employment with the Company is terminated for any reason (other than termination for cause), all of the RSUs will settle and convert into shares of common stock immediately. Notwithstanding the foregoing, a number of vested RSUs sufficient to satisfy certain tax withholding obligations imposed upon the Company may be converted into shares of common stock and withheld by the Company to satisfy such tax withholding obligations.

SEC source: 0000874501-18-000080 · wf-form4_152667445336931.xml · nonDerivative · entry 2

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,066

F1 · shares: On May 16, 2018, the Grant Date, 332 restricted stock units ("RSUs") vested, and were settled and converted into shares of common stock and withheld by Ambac Financial Group, Inc. (the "Company") to satisfy certain tax withholding obligations.

SEC source: 0000874501-18-000080 · wf-form4_152667445336931.xml · nonDerivative · entry 1

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,398

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 · shares: On May 16, 2018, the Grant Date, 332 restricted stock units ("RSUs") vested, and were settled and converted into shares of common stock and withheld by Ambac Financial Group, Inc. (the "Company") to satisfy certain tax withholding obligations.

SEC source: 0000874501-18-000042 · wf-form4_152037705121910.xml · derivative · entry 5

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,808

Underlying: Common Stock · 1,589 shares

Expires not disclosed

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 · derivative.exercise_price: Each DSU represents a contingent right to receive one share of the Company's common stock.

F1 · derivative.exercise_date: Represents the aggregate amount of Deferred Share Units ("DSUs") that were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company") upon settlement of a portion of the reporting person's 2016 and 2017 Short Term Incentive award.

F1 · derivative.expiration_date: Represents the aggregate amount of Deferred Share Units ("DSUs") that were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company") upon settlement of a portion of the reporting person's 2016 and 2017 Short Term Incentive award.

SEC source: 0000874501-18-000042 · wf-form4_152037705121910.xml · derivative · entry 4

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,397

Underlying: Common Stock · 5,700 shares

Expires not disclosed

F5 · derivative.exercise_price: Each DSU represents a contingent right to receive one share of the Company's common stock.

F6 · derivative.exercise_date: On March 2, 2018, there were 5,700 DSUs granted as part of the 2018 Short Term Incentive Plan. The DSUs shall vest immediately and shall settle and convert into shares of common stock as follows: 50% of the DSUs shall settle and convert into shares of common stock on March 2, 2019, and the remaining 50% of the DSUs shall settle and convert into shares of common stock on March 2, 2020; provided however, that if the reporting person's employment with the Company is terminated for any reason, all of the DSUs will settle and convert into shares of common stock immediately. Notwithstanding the foregoing, a number of vested DSUs sufficient to satisfy certain tax withholding obligations imposed upon the Company may be converted into shares of common stock and withheld by the Company to satisfy such tax withholding obligations.

F6 · derivative.expiration_date: On March 2, 2018, there were 5,700 DSUs granted as part of the 2018 Short Term Incentive Plan. The DSUs shall vest immediately and shall settle and convert into shares of common stock as follows: 50% of the DSUs shall settle and convert into shares of common stock on March 2, 2019, and the remaining 50% of the DSUs shall settle and convert into shares of common stock on March 2, 2020; provided however, that if the reporting person's employment with the Company is terminated for any reason, all of the DSUs will settle and convert into shares of common stock immediately. Notwithstanding the foregoing, a number of vested DSUs sufficient to satisfy certain tax withholding obligations imposed upon the Company may be converted into shares of common stock and withheld by the Company to satisfy such tax withholding obligations.

SEC source: 0000874501-18-000042 · wf-form4_152037705121910.xml · derivative · entry 3

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,627

Underlying: Common Stock · 6,627 shares

Expires not disclosed

F3 · derivative.exercise_price: Each restricted stock unit ("RSUs")represents a contingent right to receive one share of common stock of the Company.

F4 · derivative.exercise_date: On March 2, 2018 the reporting person received a grant of 6,627 RSUs as part of their 2018 Long Term Incentive Plan award. The RSUs will vest in three equal annual installments on each of March 2, 2019, March 2, 2020, and March 2, 2021.

F4 · derivative.expiration_date: On March 2, 2018 the reporting person received a grant of 6,627 RSUs as part of their 2018 Long Term Incentive Plan award. The RSUs will vest in three equal annual installments on each of March 2, 2019, March 2, 2020, and March 2, 2021.

SEC source: 0000874501-18-000042 · wf-form4_152037705121910.xml · nonDerivative · entry 2

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,066

F2 · shares: Represents the aggregate amount of DSUs that were converted into shares of common stock and withheld by the Company to satisfy certain tax withholding obligations.

SEC source: 0000874501-18-000042 · wf-form4_152037705121910.xml · nonDerivative · entry 1

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,908

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 · shares: Represents the aggregate amount of Deferred Share Units ("DSUs") that were converted into shares of common stock of Ambac Financial Group, Inc. (the "Company") upon settlement of a portion of the reporting person's 2016 and 2017 Short Term Incentive award.

SEC source: 0000874501-18-000034 · wf-form4_151985640727667.xml · nonDerivative · entry 2

BARRANCO DAVID · CIK 0001562313 · Senior Managing Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,319

F2 · shares: As part of this vesting and settlement, 3,080 shares of common stock were withheld by the Company to satisfy certain tax withholding obligations.