BAND

SEC source: 0001514416-20-000152 · wf-form4_159302896481905.xml · derivative · entry 16

Morken David A. · CIK 0001721962 · Director · Chairman & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,459,817

Underlying: Class A Common Stock · 38,166 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.

F1 · derivative.exercise_price: The shares of Class B common stock are convertible in to Class A common stock on a 1-to-1 basis at the option of the holder and have no expiration date.

F1 · derivative.exercise_date: The shares of Class B common stock are convertible in to Class A common stock on a 1-to-1 basis at the option of the holder and have no expiration date.

F1 · derivative.expiration_date: The shares of Class B common stock are convertible in to Class A common stock on a 1-to-1 basis at the option of the holder and have no expiration date.

SEC source: 0001514416-20-000152 · wf-form4_159302896481905.xml · nonDerivative · entry 8

Morken David A. · CIK 0001721962 · Director · Chairman & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 827

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $130.55 to $130.83. 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: 0001514416-20-000152 · wf-form4_159302896481905.xml · nonDerivative · entry 7

Morken David A. · CIK 0001721962 · Director · Chairman & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,831

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $129.54 to $130.53. 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: 0001514416-20-000152 · wf-form4_159302896481905.xml · nonDerivative · entry 6

Morken David A. · CIK 0001721962 · Director · Chairman & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,241

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $128.54 to $129.53. 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: 0001514416-20-000152 · wf-form4_159302896481905.xml · nonDerivative · entry 5

Morken David A. · CIK 0001721962 · Director · Chairman & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,502

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $127.53 to $128.50. 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: 0001514416-20-000152 · wf-form4_159302896481905.xml · nonDerivative · entry 4

Morken David A. · CIK 0001721962 · Director · Chairman & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,202

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $126.26 t0 $127.05. 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: 0001514416-20-000152 · wf-form4_159302896481905.xml · nonDerivative · entry 3

Morken David A. · CIK 0001721962 · Director · Chairman & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,578

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $125.25 to $126.23. 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: 0001514416-20-000152 · wf-form4_159302896481905.xml · nonDerivative · entry 2

Morken David A. · CIK 0001721962 · Director · Chairman & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,465

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $124.23 to $125.14. 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: 0001514416-20-000152 · wf-form4_159302896481905.xml · nonDerivative · entry 1

Morken David A. · CIK 0001721962 · Director · Chairman & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,102

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 · price: The shares of Class B common stock are convertible in to Class A common stock on a 1-to-1 basis at the option of the holder and have no expiration date.

SEC source: 0001514416-20-000150 · wf-form4_159285629865061.xml · derivative · entry 3

GONZALEZ GABRIELA · CIK 0001220481 · Sr. Vp Finance, Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,750

Underlying: Class A Common Stock · 5,250 shares

Expires 2026-05-03

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.

F2 · derivative.exercise_date: The stock option is currently exercisable.

SEC source: 0001514416-20-000150 · wf-form4_159285629865061.xml · nonDerivative · entry 2

GONZALEZ GABRIELA · CIK 0001220481 · Sr. Vp Finance, Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,187

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

SEC source: 0001514416-20-000150 · wf-form4_159285629865061.xml · nonDerivative · entry 1

GONZALEZ GABRIELA · CIK 0001220481 · Sr. Vp Finance, Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,437

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: 0001514416-21-000046 · wf-form4_161221336221286.xml · derivative · entry 5

Morken David A. · CIK 0001721962 · Director · Chairman & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,149,875

Underlying: Class A Common Stock · 125,000 shares

Expires not disclosed

F1 · derivative.exercise_price: The shares of Class B common stock are convertible in to Class A common stock on a 1-to-1 basis at the option of the holder and have no expiration date.

F1 · derivative.exercise_date: The shares of Class B common stock are convertible in to Class A common stock on a 1-to-1 basis at the option of the holder and have no expiration date.

F1 · derivative.expiration_date: The shares of Class B common stock are convertible in to Class A common stock on a 1-to-1 basis at the option of the holder and have no expiration date.

F2 · balance_after: The amounts reported in column 9 herein have been adjusted to (a) correct a scrivener's error resulting in an overstatement of the number of shares of Class B common stock reported on the Form 4 filed by the Reporting Person on March 14, 2019 and (b) to reflect the resignation of the Reporting Person as the trustee of a charitable remainder unitrust, resulting in the shares held by such trust no longer being reportable herein.

SEC source: 0001514416-20-000145 · wf-form4_159181929485701.xml · nonDerivative · entry 8

Ross Kade · CIK 0001807759 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,591

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

SEC source: 0001514416-20-000145 · wf-form4_159181929485701.xml · nonDerivative · entry 7

Ross Kade · CIK 0001807759 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,594

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

SEC source: 0001514416-20-000145 · wf-form4_159181929485701.xml · nonDerivative · entry 6

Ross Kade · CIK 0001807759 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,595

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $112.1800 to $113.1300. 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.

SEC source: 0001514416-20-000145 · wf-form4_159181929485701.xml · nonDerivative · entry 5

Ross Kade · CIK 0001807759 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,661

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $111.1700 to $112.1700. 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.

SEC source: 0001514416-20-000145 · wf-form4_159181929485701.xml · nonDerivative · entry 4

Ross Kade · CIK 0001807759 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,830

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $110.1500 to $111.1500. 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.

SEC source: 0001514416-20-000145 · wf-form4_159181929485701.xml · nonDerivative · entry 3

Ross Kade · CIK 0001807759 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,903

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $109.1400 to $110.1200. 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.

SEC source: 0001514416-20-000145 · wf-form4_159181929485701.xml · nonDerivative · entry 2

Ross Kade · CIK 0001807759 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,060

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $107.8000 to $108.7700. 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.

SEC source: 0001514416-20-000145 · wf-form4_159181929485701.xml · nonDerivative · entry 1

Ross Kade · CIK 0001807759 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,075

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $106.7100 to $107.6700. 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: 0001514416-20-000143 · wf-form4_159138743296117.xml · nonDerivative · entry 2

Bottorff Rebecca · CIK 0001804735 · Chief People Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,189

SEC source: 0001514416-20-000143 · wf-form4_159138743296117.xml · derivative · entry 3

Bottorff Rebecca · CIK 0001804735 · Chief People Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,661

Underlying: Class A Common Stock · 887 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.

F1 · derivative.exercise_price: 1. Each Restricted Stock Unit represents a contingent right to receive one share of the Company's Class A Common Stock.

F2 · derivative.exercise_date: 2. On June 3, 2019, the Reporting Person was granted 3,548 Restricted Stock Units which vest in four equal annual installments beginning on June 3, 2020.

F2 · derivative.expiration_date: 2. On June 3, 2019, the Reporting Person was granted 3,548 Restricted Stock Units which vest in four equal annual installments beginning on June 3, 2020.

SEC source: 0001514416-20-000143 · wf-form4_159138743296117.xml · nonDerivative · entry 1

Bottorff Rebecca · CIK 0001804735 · Chief People Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,076

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: 0001514416-24-000089 · wk-form4_1715808795.xml · derivative · entry 2

Bailey Brian D. · CIK 0001575505 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Class A Common Stock · 8,750 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: The shares of Class B Common Stock are convertible into Class A Common Stock on a 1-to-1 basis at the option of the holder and have no expiration date.

F4 · derivative.exercise_date: The shares of Class B Common Stock are convertible into Class A Common Stock on a 1-to-1 basis at the option of the holder and have no expiration date.

F4 · derivative.expiration_date: The shares of Class B Common Stock are convertible into Class A Common Stock on a 1-to-1 basis at the option of the holder and have no expiration date.

F1 · ownership.nature: Carmichael Bandwidth LLC is the managing member of each of the Carmichael Entities (as defined below in footnote 2). Brian D. Bailey and Kevin J. Martin are the managing partners of Carmichael Bandwidth LLC and Carmichael Partners LLC and share voting and dispositive power with respect to the shares held by the Carmichael Entities (as defined below in footnote 2) and Carmichael Partners LLC. The Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of his pecuniary interest therein.

F2 · ownership.nature: Following the transactions reported herein, consists of (i) 1,517 shares of Class A Common Stock held by Carmichael Investment Partners, LLC; (ii) 8,750 shares of Class A Common Stock held by Carmichael Partners, LLC ("CP"); (iii) 908 shares of Class A Common Stock held by Carmichael Investment Partners II, LLC ("CIP II"); (iii) 608 shares of Class A Common Stock held by Carmichael Investment Partners III, LLC ("CIP III" and, together with CP and CIP II, the "Carmichael Entities") and (iv) 36,792 shares of Class A Common Stock held of record by Brian D. Bailey.

F3 · ownership.nature: Pursuant to an agreement between Mr. Bailey and Carmichael Partners LLC, Carmichael Partners LLC is entitled to all economic benefit with respect to 7,234 shares held by Mr. Bailey.

SEC source: 0001514416-24-000089 · wk-form4_1715808795.xml · nonDerivative · entry 1

Bailey Brian D. · CIK 0001575505 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 48,575

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 · ownership.nature: Carmichael Bandwidth LLC is the managing member of each of the Carmichael Entities (as defined below in footnote 2). Brian D. Bailey and Kevin J. Martin are the managing partners of Carmichael Bandwidth LLC and Carmichael Partners LLC and share voting and dispositive power with respect to the shares held by the Carmichael Entities (as defined below in footnote 2) and Carmichael Partners LLC. The Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of his pecuniary interest therein.

F2 · ownership.nature: Following the transactions reported herein, consists of (i) 1,517 shares of Class A Common Stock held by Carmichael Investment Partners, LLC; (ii) 8,750 shares of Class A Common Stock held by Carmichael Partners, LLC ("CP"); (iii) 908 shares of Class A Common Stock held by Carmichael Investment Partners II, LLC ("CIP II"); (iii) 608 shares of Class A Common Stock held by Carmichael Investment Partners III, LLC ("CIP III" and, together with CP and CIP II, the "Carmichael Entities") and (iv) 36,792 shares of Class A Common Stock held of record by Brian D. Bailey.

F3 · ownership.nature: Pursuant to an agreement between Mr. Bailey and Carmichael Partners LLC, Carmichael Partners LLC is entitled to all economic benefit with respect to 7,234 shares held by Mr. Bailey.

SEC source: 0001514416-21-000046 · wf-form4_161221336221286.xml · derivative · entry 4

Morken David A. · CIK 0001721962 · Director · Chairman & CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,274,875

Underlying: Class A Common Stock · 91,200 shares

Expires not disclosed

F1 · derivative.exercise_price: The shares of Class B common stock are convertible in to Class A common stock on a 1-to-1 basis at the option of the holder and have no expiration date.

F1 · derivative.exercise_date: The shares of Class B common stock are convertible in to Class A common stock on a 1-to-1 basis at the option of the holder and have no expiration date.

F1 · derivative.expiration_date: The shares of Class B common stock are convertible in to Class A common stock on a 1-to-1 basis at the option of the holder and have no expiration date.

F2 · balance_after: The amounts reported in column 9 herein have been adjusted to (a) correct a scrivener's error resulting in an overstatement of the number of shares of Class B common stock reported on the Form 4 filed by the Reporting Person on March 14, 2019 and (b) to reflect the resignation of the Reporting Person as the trustee of a charitable remainder unitrust, resulting in the shares held by such trust no longer being reportable herein.

SEC source: 0001514416-20-000137 · wf-form4_158940052221799.xml · derivative · entry 1

Ross Kade · CIK 0001807759 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 930

Underlying: Class A Common Stock · 930 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of the Company's Class A Common Stock.

F2 · derivative.exercise_date: The Restricted Stock Units vest in four equal annual installments beginning on May 12, 2021.

F2 · derivative.expiration_date: The Restricted Stock Units vest in four equal annual installments beginning on May 12, 2021.

SEC source: 0001514416-20-000133 · wf-form4_158931403082432.xml · nonDerivative · entry 1

Allen Noreen · CIK 0001804739 · Chief Marketing Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,384

SEC source: 0001514416-20-000135 · wf-form4_158940016011024.xml · derivative · entry 3

Bailey Brian D. · CIK 0001575505 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class A Common Stock · 31,250 shares

Expires 2020-08-20

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

F4 · derivative.exercise_date: The stock option is currently exercisable.

F5 · ownership.nature: Represents a stock option held directly by Kevin J. Martin. Pursuant to an agreement between Mr. Martin and Carmichael Partners LLC, Carmichael Partners LLC was entitled to all economic benefits of such stock option.

SEC source: 0001514416-20-000135 · wf-form4_158940016011024.xml · nonDerivative · entry 2

Bailey Brian D. · CIK 0001575505 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 10,674

F1 · ownership.nature: Following the transactions reported herein, consists of (i) 1,517 shares of Class A Common Stock held by Carmichael Investment Partners, LLC ("CIP"), (ii) 908 shares of Class A Common Stock held by Carmichael Investment Partners II, LLC ("CIP II"), (iii) 608 shares of Class A Common Stock held by Carmichael Investment Partners III, LLC ("CIP III" and, together with CIP and CIP II, the "Carmichael Entities") and (iv) 7,641 shares of Class A Common Stock held directly by Brian D. Bailey.

F2 · ownership.nature: Pursuant to an agreement between Mr. Bailey and Carmichael Partners LLC, Carmichael Partners LLC is entitled to all economic benefit with respect to 6,066 shares held by Mr. Bailey.

F3 · ownership.nature: Carmichael Bandwidth LLC is the managing member of each of the Carmichael Entities. Brian D. Bailey and Kevin J. Martin are the managing partners of Carmichael Bandwidth LLC and Carmichael Partners LLC and share voting and dispositive power with respect to the shares held by the Carmichael Entities and Carmichael Partners LLC. The Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his pecuniary interest therein.

SEC source: 0001514416-20-000135 · wf-form4_158940016011024.xml · nonDerivative · entry 1

Bailey Brian D. · CIK 0001575505 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 41,924

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 · ownership.nature: Following the transactions reported herein, consists of (i) 1,517 shares of Class A Common Stock held by Carmichael Investment Partners, LLC ("CIP"), (ii) 908 shares of Class A Common Stock held by Carmichael Investment Partners II, LLC ("CIP II"), (iii) 608 shares of Class A Common Stock held by Carmichael Investment Partners III, LLC ("CIP III" and, together with CIP and CIP II, the "Carmichael Entities") and (iv) 7,641 shares of Class A Common Stock held directly by Brian D. Bailey.

F2 · ownership.nature: Pursuant to an agreement between Mr. Bailey and Carmichael Partners LLC, Carmichael Partners LLC is entitled to all economic benefit with respect to 6,066 shares held by Mr. Bailey.

F3 · ownership.nature: Carmichael Bandwidth LLC is the managing member of each of the Carmichael Entities. Brian D. Bailey and Kevin J. Martin are the managing partners of Carmichael Bandwidth LLC and Carmichael Partners LLC and share voting and dispositive power with respect to the shares held by the Carmichael Entities and Carmichael Partners LLC. The Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his pecuniary interest therein.

SEC source: 0001514416-20-000127 · wf-form4_158922805761577.xml · nonDerivative · entry 1

Roush Lukas M. · CIK 0001758209 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,948

SEC source: 0001514416-20-000129 · wf-form4_158922833741808.xml · derivative · entry 6

GONZALEZ GABRIELA · CIK 0001220481 · Sr. Vp Finance, Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 5,000 shares

Expires 2024-01-16

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_date: The stock option is currently exercisable.

SEC source: 0001514416-20-000129 · wf-form4_158922833741808.xml · derivative · entry 5

GONZALEZ GABRIELA · CIK 0001220481 · Sr. Vp Finance, Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 500 shares

Expires 2024-05-07

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_date: The stock option is currently exercisable.

SEC source: 0001514416-20-000129 · wf-form4_158922833741808.xml · nonDerivative · entry 4

GONZALEZ GABRIELA · CIK 0001220481 · Sr. Vp Finance, Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,187

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

SEC source: 0001514416-20-000129 · wf-form4_158922833741808.xml · nonDerivative · entry 3

GONZALEZ GABRIELA · CIK 0001220481 · Sr. Vp Finance, Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,187

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

SEC source: 0001514416-20-000129 · wf-form4_158922833741808.xml · nonDerivative · entry 2

GONZALEZ GABRIELA · CIK 0001220481 · Sr. Vp Finance, Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,687

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: 0001514416-20-000129 · wf-form4_158922833741808.xml · nonDerivative · entry 1

GONZALEZ GABRIELA · CIK 0001220481 · Sr. Vp Finance, Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,687

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: 0001514416-20-000131 · wf-form4_158931383807378.xml · nonDerivative · entry 2

Ross Kade · CIK 0001807759 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,091

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $108.00 to $108.36. 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: 0001514416-20-000131 · wf-form4_158931383807378.xml · nonDerivative · entry 1

Ross Kade · CIK 0001807759 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,091

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $109.06 to $109.54.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: 0001514416-20-000125 · wf-form4_158896846513684.xml · derivative · entry 7

Matton W. Christopher · CIK 0001721921 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 60,000 shares

Expires 2021-03-14

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_date: The stock option is currently exercisable.

SEC source: 0001514416-20-000125 · wf-form4_158896846513684.xml · nonDerivative · entry 6

Matton W. Christopher · CIK 0001721921 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,556

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $106.64 to $107.41. 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: 0001514416-20-000125 · wf-form4_158896846513684.xml · nonDerivative · entry 5

Matton W. Christopher · CIK 0001721921 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,176

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $105.64 to $106.63. 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: 0001514416-20-000125 · wf-form4_158896846513684.xml · nonDerivative · entry 4

Matton W. Christopher · CIK 0001721921 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 49,266

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $104.64 to $105.63. 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: 0001514416-20-000125 · wf-form4_158896846513684.xml · nonDerivative · entry 3

Matton W. Christopher · CIK 0001721921 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 54,726

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $103.61 to $104.51. 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: 0001514416-20-000125 · wf-form4_158896846513684.xml · nonDerivative · entry 2

Matton W. Christopher · CIK 0001721921 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,845

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $102.61 to $103.60. 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: 0001514416-20-000125 · wf-form4_158896846513684.xml · nonDerivative · entry 1

Matton W. Christopher · CIK 0001721921 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,556

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: 0001514416-20-000123 · wf-form4_158896821727000.xml · derivative · entry 4

Hoffman Jeffrey A. · CIK 0001721896 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 10,415 shares

Expires 2024-06-03

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.

F4 · derivative.exercise_date: The stock option is currently exercisable.

SEC source: 0001514416-20-000123 · wf-form4_158896821727000.xml · nonDerivative · entry 3

Hoffman Jeffrey A. · CIK 0001721896 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,366

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $105.965 to $106.20. 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.