Krupka Devin M

SEC source: 0001514416-25-000098 · wk-form4_1748639916.xml · derivative · entry 4

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,739

Underlying: Class A Common Stock · 1,369 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 Restricted Stock Unit represents a contingent right to receive one share of the Company's Class A Common Stock.

F4 · derivative.exercise_date: On November 28, 2022, the Reporting Person was granted 16,432 Restricted Stock Units, one third of which vested on the first anniversary of the date of grant and the remaining shares vest in eight equal quarterly installments beginning on February 28, 2024.

F4 · derivative.expiration_date: On November 28, 2022, the Reporting Person was granted 16,432 Restricted Stock Units, one third of which vested on the first anniversary of the date of grant and the remaining shares vest in eight equal quarterly installments beginning on February 28, 2024.

SEC source: 0001514416-25-000098 · wk-form4_1748639916.xml · nonDerivative · entry 2

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 24,630

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: 0001514416-25-000098 · wk-form4_1748639916.xml · nonDerivative · entry 1

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 21,855

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: 0001514416-25-000057 · wk-form4_1742933114.xml · nonDerivative · entry 2

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 20,486

F1 · kind: Reflects shares sold to cover taxes upon the vesting of Restricted Stock Units on March 21, 2025, pursuant to a Rule 10b5-1 instruction letter adopted by the Reporting Person on May 5, 2023 related solely to tax obligations associated with awards received in connection with Bandwidth Inc. (the "Company") equity compensation programs.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $15.16 to $15.21. The Reporting Person undertakes to provide the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001514416-25-000057 · wk-form4_1742933114.xml · derivative · entry 3

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,842

Underlying: Class A Common Stock · 1,842 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 Restricted Stock Unit represents a contingent right to receive one share of the Company's Class A Common Stock.

F4 · derivative.exercise_date: On March 21, 2022, the Reporting Person was granted 7,368 Restricted Stock Units, which vest in four equal annual installments beginning on March 21, 2023.

F4 · derivative.expiration_date: On March 21, 2022, the Reporting Person was granted 7,368 Restricted Stock Units, which vest in four equal annual installments beginning on March 21, 2023.

SEC source: 0001514416-25-000057 · wk-form4_1742933114.xml · nonDerivative · entry 1

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 21,030

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: 0001514416-25-000048 · wk-form4_1741135166.xml · nonDerivative · entry 4

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 19,188

F2 · kind: Reflects shares sold to cover taxes upon the vesting of Restricted Stock Units on February 28, 2025, pursuant to a Rule 10b5-1 instruction letter adopted by the Reporting Person on May 5, 2023 related solely to tax obligations associated with awards received in connection with Bandwidth Inc. (the "Company") equity compensation programs.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $15.06 to $16.04. The Reporting Person undertakes to provide the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001514416-25-000048 · wk-form4_1741135166.xml · derivative · entry 6

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 19,427

Underlying: Class A Common Stock · 2,775 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 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of the Company's Class A Common Stock.

F6 · derivative.exercise_date: On November 28, 2023, the Reporting Person was granted 33,303 Restricted Stock Units, one third of which vested on the first anniversary of the date of grant and the remaining shares will vest in eight equal quarterly installments beginning on February 28, 2025.

F6 · derivative.expiration_date: On November 28, 2023, the Reporting Person was granted 33,303 Restricted Stock Units, one third of which vested on the first anniversary of the date of grant and the remaining shares will vest in eight equal quarterly installments beginning on February 28, 2025.

SEC source: 0001514416-25-000048 · wk-form4_1741135166.xml · derivative · entry 5

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,108

Underlying: Class A Common Stock · 1,369 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 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of the Company's Class A Common Stock.

F5 · derivative.exercise_date: On November 28, 2022, the Reporting Person was granted 16,432 Restricted Stock Units, one third of which vested on the first anniversary of the date of grant and the remaining shares vest in eight equal quarterly installments beginning on February 28, 2024.

F5 · derivative.expiration_date: On November 28, 2022, the Reporting Person was granted 16,432 Restricted Stock Units, one third of which vested on the first anniversary of the date of grant and the remaining shares vest in eight equal quarterly installments beginning on February 28, 2024.

SEC source: 0001514416-25-000048 · wk-form4_1741135166.xml · nonDerivative · entry 3

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 22,958

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: On February 28, 2025, the Reporting Person was granted 7,401 Restricted Stock Units, all of which vested immediately.

SEC source: 0001514416-25-000048 · wk-form4_1741135166.xml · nonDerivative · entry 2

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 15,557

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: 0001514416-25-000048 · wk-form4_1741135166.xml · nonDerivative · entry 1

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,782

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: 0001514416-25-000012 · wk-form4_1736216570.xml · nonDerivative · entry 4

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,413

F1 · kind: Reflects shares sold to cover taxes upon the vesting of Restricted Stock Units on January 2 and 3, 2025, pursuant to a Rule 10b5-1 instruction letter adopted by the Reporting Person on May 5, 2023 related solely to tax obligations associated with awards received in connection with Bandwidth Inc. (the "Company") equity compensation programs.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.29 to $17.57. The Reporting Person undertakes to provide the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001514416-25-000012 · wk-form4_1736216570.xml · derivative · entry 6

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 352

Underlying: Class A Common Stock · 351 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 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of the Company's Class A Common Stock.

F6 · derivative.exercise_date: On January 3, 2022, the Reporting Person was granted 1,407 Restricted Stock Units, which vest in four equal annual installments beginning on January 3, 2023.

F6 · derivative.expiration_date: On January 3, 2022, the Reporting Person was granted 1,407 Restricted Stock Units, which vest in four equal annual installments beginning on January 3, 2023.

SEC source: 0001514416-25-000012 · wk-form4_1736216570.xml · nonDerivative · entry 3

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,533

F1 · kind: Reflects shares sold to cover taxes upon the vesting of Restricted Stock Units on January 2 and 3, 2025, pursuant to a Rule 10b5-1 instruction letter adopted by the Reporting Person on May 5, 2023 related solely to tax obligations associated with awards received in connection with Bandwidth Inc. (the "Company") equity compensation programs.

F2 · price: 2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $16.96 to $17.03. The Reporting Person undertakes to provide the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001514416-25-000012 · wk-form4_1736216570.xml · nonDerivative · entry 2

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,578

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: 0001514416-25-000012 · wk-form4_1736216570.xml · derivative · entry 5

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 130 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 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of the Company's Class A Common Stock.

F5 · derivative.exercise_date: On January 2, 2021, the Reporting Person was granted 521 Restricted Stock Units, which vested in four equal annual installments beginning on January 2, 2022.

F5 · derivative.expiration_date: On January 2, 2021, the Reporting Person was granted 521 Restricted Stock Units, which vested in four equal annual installments beginning on January 2, 2022.

SEC source: 0001514416-25-000012 · wk-form4_1736216570.xml · nonDerivative · entry 1

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,227

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: 0001514416-24-000210 · wk-form4_1733188209.xml · nonDerivative · entry 4

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,097

F1 · kind: Reflects shares sold to cover taxes upon the vesting of Restricted Stock Units on November 28, 2024, pursuant to a Rule 10b5-1 instruction letter adopted by the Reporting Person on May 5, 2023 related solely to tax obligations associated with awards received in connection with Bandwidth Inc. (the "Company") equity compensation programs.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.87 to $21.78. The Reporting Person undertakes to provide the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001514416-24-000210 · wk-form4_1733188209.xml · nonDerivative · entry 3

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 14,741

F1 · kind: Reflects shares sold to cover taxes upon the vesting of Restricted Stock Units on November 28, 2024, pursuant to a Rule 10b5-1 instruction letter adopted by the Reporting Person on May 5, 2023 related solely to tax obligations associated with awards received in connection with Bandwidth Inc. (the "Company") equity compensation programs.

SEC source: 0001514416-24-000210 · wk-form4_1733188209.xml · derivative · entry 7

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 18,205

Underlying: Class A Common Stock · 18,205 shares

Expires not disclosed

F3 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of the Company's Class A Common Stock.

F6 · derivative.exercise_date: On November 28, 2024, the Reporting Person was granted 18,205 Restricted Stock Units, one third of which vest on the first anniversary of the date of grant and the remaining shares will vest in eight equal quarterly installments beginning on February 28, 2026.

F6 · derivative.expiration_date: On November 28, 2024, the Reporting Person was granted 18,205 Restricted Stock Units, one third of which vest on the first anniversary of the date of grant and the remaining shares will vest in eight equal quarterly installments beginning on February 28, 2026.

SEC source: 0001514416-24-000210 · wk-form4_1733188209.xml · derivative · entry 6

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 22,202

Underlying: Class A Common Stock · 11,101 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 Restricted Stock Unit represents a contingent right to receive one share of the Company's Class A Common Stock.

F5 · derivative.exercise_date: On November 28, 2023, the Reporting Person was granted 33,303 Restricted Stock Units, one third of which vested on the first anniversary of the date of grant and the remaining shares will vest in eight equal quarterly installments beginning on February 28, 2025.

F5 · derivative.expiration_date: On November 28, 2023, the Reporting Person was granted 33,303 Restricted Stock Units, one third of which vested on the first anniversary of the date of grant and the remaining shares will vest in eight equal quarterly installments beginning on February 28, 2025.

SEC source: 0001514416-24-000210 · wk-form4_1733188209.xml · derivative · entry 5

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,477

Underlying: Class A Common Stock · 1,370 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 Restricted Stock Unit represents a contingent right to receive one share of the Company's Class A Common Stock.

F4 · derivative.exercise_date: On November 28, 2022, the Reporting Person was granted 16,432 Restricted Stock Units, one third of which vested on the first anniversary of the date of grant and the remaining shares vest in eight equal quarterly installments beginning on February 28, 2024.

F4 · derivative.expiration_date: On November 28, 2022, the Reporting Person was granted 16,432 Restricted Stock Units, one third of which vested on the first anniversary of the date of grant and the remaining shares vest in eight equal quarterly installments beginning on February 28, 2024.

SEC source: 0001514416-24-000210 · wk-form4_1733188209.xml · nonDerivative · entry 2

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 14,755

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: 0001514416-24-000210 · wk-form4_1733188209.xml · nonDerivative · entry 1

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,654

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: 0001514416-24-000188 · wk-form4_1731100367.xml · nonDerivative · entry 1

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,284

SEC source: 0001514416-24-000183 · wk-form4_1730847023.xml · nonDerivative · entry 2

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 7,056

F1 · kind: Reflects shares sold to cover taxes upon the vesting of Restricted Stock Units on November 2, 2024, pursuant to a Rule 10b5-1 instruction letter adopted by the Reporting Person on May 5, 2023 related solely to tax obligations associated with awards received in connection with Bandwidth Inc. (the "Company") equity compensation programs.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $18.72 to $18.74. The Reporting Person undertakes to provide the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001514416-24-000183 · wk-form4_1730847023.xml · derivative · entry 3

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 32 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 Restricted Stock Unit represents a contingent right to receive one share of the Company's Class A Common Stock.

F4 · derivative.exercise_date: On November 2, 2020, the Reporting Person was granted 190 Restricted Stock Units, half of which vested in four equal quarterly installments beginning on February 2, 2021, and the remainder vested in three equal annual installments beginning on November 2, 2022.

F4 · derivative.expiration_date: On November 2, 2020, the Reporting Person was granted 190 Restricted Stock Units, half of which vested in four equal quarterly installments beginning on February 2, 2021, and the remainder vested in three equal annual installments beginning on November 2, 2022.

SEC source: 0001514416-24-000183 · wk-form4_1730847023.xml · nonDerivative · entry 1

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 7,066

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: 0001514416-24-000175 · wk-form4_1730492010.xml · nonDerivative · entry 1

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 7,034

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 4, 2024.

SEC source: 0001514416-24-000164 · wk-form4_1724976100.xml · nonDerivative · entry 2

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,183

F1 · kind: Reflects shares sold to cover taxes upon the vesting of Restricted Stock Units on August 28, 2024, pursuant to a Rule 10b5-1 instruction letter adopted by the Reporting Person on May 5, 2023 related solely to tax obligations associated with awards received in connection with Bandwidth Inc. (the "Company") equity compensation programs.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.25 to $17.63. The Reporting Person undertakes to provide the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001514416-24-000164 · wk-form4_1724976100.xml · derivative · entry 3

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,847

Underlying: Class A Common Stock · 1,369 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 Restricted Stock Unit represents a contingent right to receive one share of the Company's Class A Common Stock.

F4 · derivative.exercise_date: On November 28, 2022, the Reporting Person was granted 16,432 Restricted Stock Units, one third of which vested on the first anniversary of the date of grant and the remaining shares vest in eight equal quarterly installments beginning on February 28, 2024.

F4 · derivative.expiration_date: On November 28, 2022, the Reporting Person was granted 16,432 Restricted Stock Units, one third of which vested on the first anniversary of the date of grant and the remaining shares vest in eight equal quarterly installments beginning on February 28, 2024.

SEC source: 0001514416-24-000164 · wk-form4_1724976100.xml · nonDerivative · entry 1

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,583

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: 0001514416-24-000114 · wk-form4_1717103276.xml · nonDerivative · entry 2

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,214

F1 · kind: Reflects shares sold to cover taxes upon the vesting of Restricted Stock Units on May 28, 2024, pursuant to a Rule 10b5-1 instruction letter adopted by the Reporting Person on May 5, 2023 related solely to tax obligations associated with awards received in connection with Bandwidth Inc. (the "Company") equity compensation programs.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.31 to $20.53. The Reporting Person undertakes to provide the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001514416-24-000114 · wk-form4_1717103276.xml · derivative · entry 3

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,216

Underlying: Class A Common Stock · 1,369 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 Restricted Stock Unit represents a contingent right to receive one share of the Company's Class A Common Stock.

F4 · derivative.exercise_date: On November 28, 2022, the Reporting Person was granted 16,432 Restricted Stock Units, one third of which vested on the first anniversary of the date of grant and the remaining shares vest in eight equal quarterly installments beginning on February 28, 2024.

F4 · derivative.expiration_date: On November 28, 2022, the Reporting Person was granted 16,432 Restricted Stock Units, one third of which vested on the first anniversary of the date of grant and the remaining shares vest in eight equal quarterly installments beginning on February 28, 2024.

SEC source: 0001514416-24-000114 · wk-form4_1717103276.xml · nonDerivative · entry 1

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,631

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: 0001514416-24-000085 · wk-form4_1715635751.xml · nonDerivative · entry 1

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,262

SEC source: 0001514416-24-000075 · wk-form4_1713299151.xml · nonDerivative · entry 2

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,762

F1 · kind: Reflects shares sold to cover taxes upon the vesting of Restricted Stock Units on April 14, 2024, pursuant to a Rule 10b5-1 instruction letter adopted by the Reporting Person on May 5, 2023 related solely to tax obligations associated with awards received in connection with the Issuer's equity compensation programs.

SEC source: 0001514416-24-000075 · wk-form4_1713299151.xml · derivative · entry 3

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 80 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 Restricted Stock Unit represents a contingent right to receive one share of the Company's Class A Common Stock.

F3 · derivative.exercise_date: On April 14, 2020, the Reporting Person was granted 321 Restricted Stock Units, which vested in four equal annual installments beginning on April 14, 2021.

F3 · derivative.expiration_date: On April 14, 2020, the Reporting Person was granted 321 Restricted Stock Units, which vested in four equal annual installments beginning on April 14, 2021.

SEC source: 0001514416-24-000075 · wk-form4_1713299151.xml · nonDerivative · entry 1

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,787

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: 0001514416-24-000069 · wk-form4_1711402799.xml · nonDerivative · entry 2

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,707

F1 · kind: Reflects shares sold to cover taxes upon the vesting of Restricted Stock Units on March 21, 2024, pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on May 5, 2023.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $18.63 to $19.01. The Reporting Person undertakes to provide Bandwidth Inc. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001514416-24-000069 · wk-form4_1711402799.xml · derivative · entry 3

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,684

Underlying: Class A Common Stock · 1,842 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 Restricted Stock Unit represents a contingent right to receive one share of the Company's Class A Common Stock.

F4 · derivative.exercise_date: On March 21, 2022, the Reporting Person was granted 7,368 Restricted Stock Units, which vest in four equal annual installments beginning on March 21, 2023.

F4 · derivative.expiration_date: On March 21, 2022, the Reporting Person was granted 7,368 Restricted Stock Units, which vest in four equal annual installments beginning on March 21, 2023.

SEC source: 0001514416-24-000069 · wk-form4_1711402799.xml · nonDerivative · entry 1

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 10,253

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: 0001514416-24-000063 · wk-form4_1709678307.xml · nonDerivative · entry 2

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,411

F1 · kind: Reflects shares sold to cover taxes upon the vesting of Restricted Stock Units pursuant to a Rule 10b5-1 instruction letter adopted by the Reporting Person on May 5, 2023 related solely to tax obligations associated with awards received in connection with the Issuer's equity compensation programs. The Restricted Stock Units were granted and vested on March 1, 2024.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.12 to $20.02. The Reporting Person undertakes to provide Bandwidth Inc. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001514416-24-000049 · wk-form4_1709334516.xml · nonDerivative · entry 3

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,217

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.88 to $20.04. The Reporting Person undertakes to provide the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001514416-24-000063 · wk-form4_1709678307.xml · nonDerivative · entry 1

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 10,159

SEC source: 0001514416-24-000049 · wk-form4_1709334516.xml · nonDerivative · entry 2

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 7,717

F1 · kind: Reflects shares sold to cover taxes upon the vesting of Restricted Stock Units on February 28, 2024, pursuant to a Rule 10b5-1 instruction letter adopted by the Reporting Person on May 5, 2023 related solely to tax obligations associated with awards received in connection with the Issuer's equity compensation programs.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.60 to $19.82. The Reporting Person undertakes to provide Bandwidth Inc. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001514416-24-000049 · wk-form4_1709334516.xml · derivative · entry 4

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,585

Underlying: Class A Common Stock · 1,370 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 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of the Company's Class A Common Stock.

F5 · derivative.exercise_date: On November 28, 2022, the Reporting Person was granted 16,432 Restricted Stock Units, which vested one-third on November 28, 2023, and the remainder vest in eight pro-rata quarterly installments beginning on February 28, 2024.

F5 · derivative.expiration_date: On November 28, 2022, the Reporting Person was granted 16,432 Restricted Stock Units, which vested one-third on November 28, 2023, and the remainder vest in eight pro-rata quarterly installments beginning on February 28, 2024.

SEC source: 0001514416-24-000049 · wk-form4_1709334516.xml · nonDerivative · entry 1

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,167

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: 0001514416-24-000012 · wk-form4_1704420008.xml · nonDerivative · entry 5

Krupka Devin M · CIK 0001967808 · Controller, PAO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,797

F1 · kind: Reflects shares sold to cover taxes upon the vesting of Restricted Stock Units on January 2 and 3, 2024, pursuant to Rule 10b5-1 plan adopted by the Reporting Person on May 5, 2023.