RBBN

SEC source: 0001062993-22-019708 · form4.xml · derivative · entry 3

McCaffery Stephen J. · CIK 0001690129 · EVP, Sales EMEA and APAC

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,908

Underlying: Common Stock · 6,969 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: RSUs convert to common stock on a one-for-one basis.

F2 · derivative.exercise_date: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

F2 · derivative.expiration_date: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

SEC source: 0001062993-22-019708 · form4.xml · nonDerivative · entry 2

McCaffery Stephen J. · CIK 0001690129 · EVP, Sales EMEA and APAC

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,025

F3 · kind: Reflects shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs.

SEC source: 0001062993-22-019708 · form4.xml · nonDerivative · entry 1

McCaffery Stephen J. · CIK 0001690129 · EVP, Sales EMEA and APAC

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,387

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 · kind: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

F1 · price: RSUs convert to common stock on a one-for-one basis.

SEC source: 0001062993-22-019705 · form4.xml · derivative · entry 3

Macken Patrick W · CIK 0001641965 · EVP, Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,894

Underlying: Common Stock · 7,965 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: RSUs convert into common stock on a one-for-one basis.

F2 · derivative.exercise_date: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

F2 · derivative.expiration_date: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

SEC source: 0001062993-22-019705 · form4.xml · nonDerivative · entry 2

Macken Patrick W · CIK 0001641965 · EVP, Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 71,311

F3 · kind: Reflects shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of the RSUs.

F3 · shares: Reflects shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of the RSUs.

SEC source: 0001062993-22-019705 · form4.xml · nonDerivative · entry 1

Macken Patrick W · CIK 0001641965 · EVP, Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 73,886

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 · kind: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

F2 · shares: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

F1 · price: RSUs convert into common stock on a one-for-one basis.

SEC source: 0001062993-22-019709 · form4.xml · derivative · entry 5

Scarfo Anthony · CIK 0001550524 · EVP & GM, Cloud & Edge BU

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,908

Underlying: Common Stock · 6,969 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: RSUs convert into common stock on a one-for-one basis.

F2 · derivative.exercise_date: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

F2 · derivative.expiration_date: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

SEC source: 0001062993-22-019709 · form4.xml · nonDerivative · entry 2

Scarfo Anthony · CIK 0001550524 · EVP & GM, Cloud & Edge BU

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 232,411

F3 · price: Reflects shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of the RSUs.

SEC source: 0001062993-22-019709 · form4.xml · nonDerivative · entry 1

Scarfo Anthony · CIK 0001550524 · EVP & GM, Cloud & Edge BU

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 234,107

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 · kind: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

F1 · price: RSUs convert into common stock on a one-for-one basis.

SEC source: 0001062993-22-019704 · form4.xml · derivative · entry 3

LOPEZ MIGUEL A · CIK 0001600024 · EVP, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,881

Underlying: Common Stock · 8,961 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: RSUs convert to common stock on a one-for-one basis.

F2 · derivative.exercise_date: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

F2 · derivative.expiration_date: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

SEC source: 0001062993-22-019704 · form4.xml · nonDerivative · entry 2

LOPEZ MIGUEL A · CIK 0001600024 · EVP, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 114,244

F3 · kind: Reflects shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs.

F3 · shares: Reflects shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs.

SEC source: 0001062993-22-019704 · form4.xml · nonDerivative · entry 1

LOPEZ MIGUEL A · CIK 0001600024 · EVP, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 117,153

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 · kind: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

F1 · price: RSUs convert to common stock on a one-for-one basis.

SEC source: 0001062993-22-019707 · form4.xml · derivative · entry 5

Marmurek Eric S · CIK 0001720721 · SVP, Finance & CAO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,349

Underlying: Common Stock · 4,117 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: RSUs convert to Common Stock on a one-for-one basis.

F1 · price: RSUs convert to Common Stock on a one-for-one basis.

F3 · derivative.exercise_date: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

F3 · derivative.expiration_date: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

SEC source: 0001062993-22-019707 · form4.xml · nonDerivative · entry 2

Marmurek Eric S · CIK 0001720721 · SVP, Finance & CAO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 118,500

F2 · price: Reflects shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of the RSUs.

SEC source: 0001062993-22-019707 · form4.xml · nonDerivative · entry 1

Marmurek Eric S · CIK 0001720721 · SVP, Finance & CAO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 119,502

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

F3 · kind: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

F1 · price: RSUs convert to Common Stock on a one-for-one basis.

SEC source: 0001062993-22-019703 · form4.xml · derivative · entry 5

Bucci Sam · CIK 0001824854 · EVP & GM IP Optical Networks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,894

Underlying: Common Stock · 7,965 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: RSUs convert to Common Stock on a one-for-one basis.

F3 · derivative.exercise_date: The RSUs vested as to one third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

F3 · derivative.expiration_date: The RSUs vested as to one third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

SEC source: 0001062993-22-019703 · form4.xml · derivative · entry 4

Bucci Sam · CIK 0001824854 · EVP & GM IP Optical Networks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,411

Underlying: Common Stock · 16,706 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: RSUs convert to Common Stock on a one-for-one basis.

F2 · derivative.exercise_date: The RSUs vested as to one-third on September 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2023.

F2 · derivative.expiration_date: The RSUs vested as to one-third on September 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2023.

SEC source: 0001062993-22-019703 · form4.xml · nonDerivative · entry 3

Bucci Sam · CIK 0001824854 · EVP & GM IP Optical Networks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 137,860

F4 · shares: Reflects shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of the RSUs.

SEC source: 0001062993-22-019703 · form4.xml · nonDerivative · entry 2

Bucci Sam · CIK 0001824854 · EVP & GM IP Optical Networks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 151,065

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: The RSUs vested as to one third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

F1 · price: RSUs convert to Common Stock on a one-for-one basis.

SEC source: 0001062993-22-019703 · form4.xml · nonDerivative · entry 1

Bucci Sam · CIK 0001824854 · EVP & GM IP Optical Networks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 143,100

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

F2 · shares: The RSUs vested as to one-third on September 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2023.

F1 · price: RSUs convert to Common Stock on a one-for-one basis.

SEC source: 0001062993-22-019701 · form4.xml · derivative · entry 5

Bruny Steven M · CIK 0001720723 · EVP Sales, Americas Region

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,908

Underlying: Common Stock · 6,969 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: RSUs convert into common stock on a one-for one basis.

F2 · derivative.exercise_date: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

F2 · derivative.expiration_date: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

SEC source: 0001062993-22-019701 · form4.xml · nonDerivative · entry 2

Bruny Steven M · CIK 0001720723 · EVP Sales, Americas Region

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 281,204

F3 · kind: Reflects shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs.

F3 · shares: Reflects shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs.

SEC source: 0001062993-22-019701 · form4.xml · nonDerivative · entry 1

Bruny Steven M · CIK 0001720723 · EVP Sales, Americas Region

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 283,337

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 · shares: The RSUs vested as to one-third on March 15, 2022 and the remaining two-thirds vest in four equal semi-annual installments thereafter through March 15, 2024.

F1 · price: RSUs convert into common stock on a one-for one basis.

SEC source: 0000950103-22-014172 · dp178845_4-siltd.xml · nonDerivative · entry 1

Swarth Investments Ltd. · CIK 0001805595 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,435,739

F1 · shares: On August 12, 2022, the Reporting Person and the Issuer entered into a Securities Purchase Agreement (the "Purchase Agreement") among the Reporting Person, the Issuer and the other parties listed on the signature pages thereto, pursuant to which the Issuer issued, in the aggregate, 17,071,311 shares of the Issuer's common stock, par value $0.0001 per share (the "Common Stock") in a private placement transaction. Of the 17,071,311 shares of Common Stock issued under the Purchase Agreement, the Reporting Person acquired 1,639,344 shares of Common Stock. The transactions contemplated by the Purchase Agreement closed on August 16, 2022, at which time the Common Stock was issued to the Reporting Person and the other purchasers.

SEC source: 0000019617-22-000457 · primary_doc.xml · nonDerivative · entry 2

JPMORGAN CHASE & CO · CIK 0000019617 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Through Subsidiary

Disclosed balance after: 51,594,927

SEC source: 0000019617-22-000457 · primary_doc.xml · nonDerivative · entry 1

JPMORGAN CHASE & CO · CIK 0000019617 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · Through Subsidiary

Disclosed balance after: 49,955,583

SEC source: 0001062993-22-016513 · form4.xml · nonDerivative · entry 1

GRAYSON BRUNS H · CIK 0001204899 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 376,407

F1 · date: Represents shares issued in lieu of receipt of cash fees for service on the Board of Directors and committees thereof.

F1 · kind: Represents shares issued in lieu of receipt of cash fees for service on the Board of Directors and committees thereof.

F2 · price: Price determined in accordance with Registrant's Non-Employee Director Compensation Policy.

SEC source: 0001062993-22-016512 · form4.xml · derivative · entry 3

LOPEZ MIGUEL A · CIK 0001600024 · EVP, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,185

Underlying: Common Stock · 16,593 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: RSUs convert to common stock on a one-for-one basis.

F3 · derivative.exercise_date: The RSUs vest over a three-year period as follows: one-third of the restricted stock units vested on July 15, 2021, and the remaining two-thirds of the RSUs vest in four equal, semi-annual installments thereafter through July 15, 2023.

F3 · derivative.expiration_date: The RSUs vest over a three-year period as follows: one-third of the restricted stock units vested on July 15, 2021, and the remaining two-thirds of the RSUs vest in four equal, semi-annual installments thereafter through July 15, 2023.

SEC source: 0001062993-22-016512 · form4.xml · nonDerivative · entry 2

LOPEZ MIGUEL A · CIK 0001600024 · EVP, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 108,192

F2 · shares: Reflects shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs.

SEC source: 0001062993-22-016512 · form4.xml · nonDerivative · entry 1

LOPEZ MIGUEL A · CIK 0001600024 · EVP, CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 114,120

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: RSUs convert to common stock on a one-for-one basis.

SEC source: 0001062993-22-015288 · form4.xml · derivative · entry 3

Macken Patrick W · CIK 0001641965 · EVP, Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,000

Underlying: Common Stock · 25,000 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: RSUs convert into common stock on a one-for-one basis.

F3 · derivative.exercise_date: The RSUs vested as to one-third on June 19, 2021, and the remaining two-thirds of the RSUs vest in four equal, semi-annual installments thereafter through June 19, 2023.

F3 · derivative.expiration_date: The RSUs vested as to one-third on June 19, 2021, and the remaining two-thirds of the RSUs vest in four equal, semi-annual installments thereafter through June 19, 2023.

SEC source: 0001062993-22-015288 · form4.xml · nonDerivative · entry 2

Macken Patrick W · CIK 0001641965 · EVP, Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 65,921

F2 · shares: Reflects share of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs.

F2 · price: Reflects share of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs.

SEC source: 0001062993-22-015288 · form4.xml · nonDerivative · entry 1

Macken Patrick W · CIK 0001641965 · EVP, Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 76,126

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: RSUs convert into common stock on a one-for-one basis.

SEC source: 0001062993-22-015192 · form4.xml · derivative · entry 6

Scarfo Anthony · CIK 0001550524 · EVP & GM, Cloud & Edge BU

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 13,528 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.

F6 · derivative.exercise_price: The RSUs vested over three years following the date of grant and are now fully vested.

F6 · derivative.exercise_date: The RSUs vested over three years following the date of grant and are now fully vested.

F6 · derivative.expiration_date: The RSUs vested over three years following the date of grant and are now fully vested.

SEC source: 0001062993-22-015192 · form4.xml · nonDerivative · entry 2

Scarfo Anthony · CIK 0001550524 · EVP & GM, Cloud & Edge BU

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 227,138

F2 · price: Reflects shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs.

SEC source: 0001062993-22-015192 · form4.xml · nonDerivative · entry 1

Scarfo Anthony · CIK 0001550524 · EVP & GM, Cloud & Edge BU

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 230,906

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 RSUs convert into common stock on a one-for-one basis.

SEC source: 0001062993-22-015194 · form4.xml · derivative · entry 6

Bruny Steven M · CIK 0001720723 · EVP Sales, Americas Region

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 13,528 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 RSUs convert into common stock on a one-for-one basis.

F6 · derivative.exercise_date: The RSUs vested over three years following the date of grant and are now fully vested.

F6 · derivative.expiration_date: The RSUs vested over three years following the date of grant and are now fully vested.

SEC source: 0001062993-22-015194 · form4.xml · nonDerivative · entry 2

Bruny Steven M · CIK 0001720723 · EVP Sales, Americas Region

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 276,368

F2 · price: Reflects shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs.

SEC source: 0001062993-22-015194 · form4.xml · nonDerivative · entry 1

Bruny Steven M · CIK 0001720723 · EVP Sales, Americas Region

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 281,320

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 RSUs convert into common stock on a one-for-one basis.

SEC source: 0001062993-22-015180 · form4.xml · derivative · entry 3

SHANI SHAUL · CIK 0000939974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,585

Underlying: Common Stock · 38,585 shares

Expires not disclosed

F1 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuers common stock.

F3 · derivative.exercise_date: The RSUs will vest on June 15, 2023, subject to the Reporting Person's continued service with the Issuer through such date; provided, however, that if the Issuer's 2023 Annual Meeting of Stockholders (the "2023 Annual Meeting") occurs prior to June 15, 2023, and, at such 2023Annual Meeting, the Reporting Person either chooses not to stand for re-election to the Issuer's Board of Directors or, after standing for re-election, is not re-elected, then these RSUs will vest as of the date of the 2023 Annual Meeting.

F3 · derivative.expiration_date: The RSUs will vest on June 15, 2023, subject to the Reporting Person's continued service with the Issuer through such date; provided, however, that if the Issuer's 2023 Annual Meeting of Stockholders (the "2023 Annual Meeting") occurs prior to June 15, 2023, and, at such 2023Annual Meeting, the Reporting Person either chooses not to stand for re-election to the Issuer's Board of Directors or, after standing for re-election, is not re-elected, then these RSUs will vest as of the date of the 2023 Annual Meeting.

SEC source: 0001062993-22-015180 · form4.xml · derivative · entry 2

SHANI SHAUL · CIK 0000939974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 14,797 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: Each RSU represents a contingent right to receive one share of the Issuers common stock.

F2 · derivative.exercise_date: The RSUs was awarded on June 15, 2021 and vested in full on June 15, 2022.

F2 · derivative.expiration_date: The RSUs was awarded on June 15, 2021 and vested in full on June 15, 2022.

SEC source: 0001062993-22-015180 · form4.xml · nonDerivative · entry 1

SHANI SHAUL · CIK 0000939974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,797

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

SEC source: 0001062993-22-015179 · form4.xml · derivative · entry 3

Tamone Tanya · CIK 0001815375 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,585

Underlying: Common Stock · 38,585 shares

Expires not disclosed

F1 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Ribbon Communications, Inc. common stock.

F3 · derivative.exercise_date: The RSUs will vest on June 15, 2023, subject to the Reporting Person's continued service with the Issuer through such date; provided, however, that if the Issuer's 2023 Annual Meeting of Stockholders (the "2023 Annual Meeting") occurs prior to June 15, 2023, and, at such 2023 Annual Meeting, the Reporting Person either chooses not to stand for re-election to the Issuer's Board of Directors or, after standing for re-election, is not re-elected, then these RSUs will vest as of the date of the 2023 Annual Meeting.

F3 · derivative.expiration_date: The RSUs will vest on June 15, 2023, subject to the Reporting Person's continued service with the Issuer through such date; provided, however, that if the Issuer's 2023 Annual Meeting of Stockholders (the "2023 Annual Meeting") occurs prior to June 15, 2023, and, at such 2023 Annual Meeting, the Reporting Person either chooses not to stand for re-election to the Issuer's Board of Directors or, after standing for re-election, is not re-elected, then these RSUs will vest as of the date of the 2023 Annual Meeting.

SEC source: 0001062993-22-015179 · form4.xml · derivative · entry 2

Tamone Tanya · CIK 0001815375 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 14,797 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: Each RSU represents a contingent right to receive one share of Ribbon Communications, Inc. common stock.

F2 · derivative.exercise_date: The RSU was awarded on June 15, 2021 and vested in full on June 15, 2022.

F2 · derivative.expiration_date: The RSU was awarded on June 15, 2021 and vested in full on June 15, 2022.

SEC source: 0001062993-22-015179 · form4.xml · nonDerivative · entry 1

Tamone Tanya · CIK 0001815375 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,886

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: Each RSU represents a contingent right to receive one share of Ribbon Communications, Inc. common stock.

SEC source: 0001062993-22-015178 · form4.xml · derivative · entry 4

de Beer Mariano · CIK 0001815380 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,585

Underlying: Common Stock · 38,585 shares

Expires not disclosed

F1 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Ribbon Communications, Inc. common stock.

F4 · derivative.exercise_date: The RSUs will vest on June 15, 2023, subject to the Reporting Person's continued service with the Issuer through such date; provided, however, that if the Issuer's 2023 Annual Meeting of Stockholders (the "2023 Annual Meeting") occurs prior to June 15, 2023, and, at such 2023 Annual Meeting, the Reporting Person either chooses not to stand for re-election to the Issuer's Board of Directors or, after standing for re-election, is not re-elected, then these RSUs will vest as of the date of the 2023 Annual Meeting.

F4 · derivative.expiration_date: The RSUs will vest on June 15, 2023, subject to the Reporting Person's continued service with the Issuer through such date; provided, however, that if the Issuer's 2023 Annual Meeting of Stockholders (the "2023 Annual Meeting") occurs prior to June 15, 2023, and, at such 2023 Annual Meeting, the Reporting Person either chooses not to stand for re-election to the Issuer's Board of Directors or, after standing for re-election, is not re-elected, then these RSUs will vest as of the date of the 2023 Annual Meeting.

SEC source: 0001062993-22-015178 · form4.xml · derivative · entry 3

de Beer Mariano · CIK 0001815380 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 14,797 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: Each RSU represents a contingent right to receive one share of Ribbon Communications, Inc. common stock.

F3 · derivative.exercise_date: The RSU was awarded on June 15, 2021 and vested in full on June 15, 2022.

F3 · derivative.expiration_date: The RSU was awarded on June 15, 2021 and vested in full on June 15, 2022.

SEC source: 0001062993-22-015178 · form4.xml · nonDerivative · entry 2

de Beer Mariano · CIK 0001815380 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,321

F2 · shares: Reflects shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs.

SEC source: 0001062993-22-015178 · form4.xml · nonDerivative · entry 1

de Beer Mariano · CIK 0001815380 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,760

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: Each RSU represents a contingent right to receive one share of Ribbon Communications, Inc. common stock.

SEC source: 0001062993-22-015193 · form4.xml · derivative · entry 3

McCaffery Stephen J. · CIK 0001690129 · EVP, Sales EMEA and APAC

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 96,135

Underlying: Common Stock · 96,135 shares

Expires not disclosed

F3 · derivative.exercise_price: Each PSU represents a contingent right to receive one share of the Issuer's Common Stock. The number of PSUs earned and issuable upon vesting will be determined based on achievement of a revenue goal set (prior to grant) by the Compensation Committee for the fiscal year ending December 31, 2022. The aggregate number of shares issued may range from zero shares to 200% of the target number of shares reported in columns 5, 7 and 9 of Table II. The number of PSUs reported in columns 5, 7 and 9 of Table II reflects achievement at the target level of performance. This PSU will vest on 03/15/2023.

F3 · derivative.exercise_date: Each PSU represents a contingent right to receive one share of the Issuer's Common Stock. The number of PSUs earned and issuable upon vesting will be determined based on achievement of a revenue goal set (prior to grant) by the Compensation Committee for the fiscal year ending December 31, 2022. The aggregate number of shares issued may range from zero shares to 200% of the target number of shares reported in columns 5, 7 and 9 of Table II. The number of PSUs reported in columns 5, 7 and 9 of Table II reflects achievement at the target level of performance. This PSU will vest on 03/15/2023.

F3 · derivative.expiration_date: Each PSU represents a contingent right to receive one share of the Issuer's Common Stock. The number of PSUs earned and issuable upon vesting will be determined based on achievement of a revenue goal set (prior to grant) by the Compensation Committee for the fiscal year ending December 31, 2022. The aggregate number of shares issued may range from zero shares to 200% of the target number of shares reported in columns 5, 7 and 9 of Table II. The number of PSUs reported in columns 5, 7 and 9 of Table II reflects achievement at the target level of performance. This PSU will vest on 03/15/2023.