OPTU

SEC source: 0000947871-21-000488 · ownership.xml · derivative · entry 5

Stewart Charles · CIK 0001708800 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 224,231

Underlying: Class A common stock · 32,437 shares

Expires 2027-12-30

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: 0000947871-21-000488 · ownership.xml · nonDerivative · entry 2

Stewart Charles · CIK 0001708800 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,355,485

F1 · price: Represents the weighted average sales price of the shares sold ranging from a low of $36.40 to a high of $36.48 per share. The Reporting Person undertakes, upon request by the Commission staff, the Issuer or a security holder of the Issuer, to provide full information regarding the number of shares sold at each separate price.

SEC source: 0000947871-21-000488 · ownership.xml · nonDerivative · entry 1

Stewart Charles · CIK 0001708800 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,387,922

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: 0000947871-21-000477 · ownership.xml · nonDerivative · entry 1

Olsen Michael · CIK 0001773608 · EVP, Gen. Counsel & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,038

SEC source: 0000947871-21-000505 · ownership.xml · derivative · entry 1

Svider Raymond · CIK 0001467288 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Class A common stock · 10,000 shares

Expires 2031-04-28

F1 · derivative.exercise_date: These Options were granted under the Altice USA Long Term Incentive Plan and are scheduled to vest 50% on April 28, 2022 and 50% on April 28, 2023.

SEC source: 0000947871-21-000506 · ownership.xml · derivative · entry 1

Brouillette Manon · CIK 0001731915 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Class A common stock · 10,000 shares

Expires 2031-04-28

F1 · derivative.exercise_date: These Options were granted under the Altice USA Long Term Incentive Plan and are scheduled to vest 50% on April 28, 2022 and 50% on April 28, 2023.

SEC source: 0000947871-21-000504 · ownership.xml · derivative · entry 1

Mullen Mark · CIK 0001708875 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Class A common stock · 10,000 shares

Expires 2031-04-28

F1 · derivative.exercise_date: These Options were granted under the Altice USA Long Term Incentive Plan and are scheduled to vest 50% on April 28, 2022 and 50% on April 28, 2023.

SEC source: 0000947871-21-000405 · ownership.xml · nonDerivative · entry 1

Olsen Michael · CIK 0001773608 · EVP, Gen. Counsel & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,038

F1 · kind: The sale reported in this Form 4 was effected pursuant to the Rule 10b5-1 trading plan established by the Reporting Person on February 10, 2021.

SEC source: 0000947871-22-000025 · ownership.xml · nonDerivative · entry 1

Mullen Mark · CIK 0001708875 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,000

SEC source: 0000947871-21-000252 · ownership.xml · nonDerivative · entry 1

Olsen Michael · CIK 0001773608 · EVP, Gen. Counsel & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 72,038

SEC source: 0000947871-21-000136 · ownership.xml · nonDerivative · entry 2

Grau Michael · CIK 0001792505 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 163,852

F1 · kind: The Reporting Person contributed shares of Class A common stock of the Issuer to an exchange fund in exchange for shares of the exchange fund. The shares of Class A common stock of the Issuer were valued at $36.15 per share for the purpose of determining the number of shares of the exchange fund issuable to the Reporting Person.

F1 · price: The Reporting Person contributed shares of Class A common stock of the Issuer to an exchange fund in exchange for shares of the exchange fund. The shares of Class A common stock of the Issuer were valued at $36.15 per share for the purpose of determining the number of shares of the exchange fund issuable to the Reporting Person.

SEC source: 0000947871-21-000136 · ownership.xml · nonDerivative · entry 1

Grau Michael · CIK 0001792505 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 203,852

SEC source: 0000947871-20-000964 · ownership.xml · derivative · entry 1

Boubazine Abdelhakim · CIK 0001708709 · President & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,385,498

Underlying: Class A common stock · 1,385,498 shares

Expires not disclosed

F1 · derivative.exercise_price: On December 22, 2020, the reporting person entered into a Variable Prepaid Forward Transaction (the "Transaction") with an unaffiliated bank (the "Bank") relating to 1,385,498 shares of Class A common stock of the Issuer (the "Shares"). On December 22, 2022 (the "Valuation Date"), the reporting person will be obligated to deliver to the Bank a number of Shares determined as follows (or, at the reporting person's election, it may pay an equivalent amount in cash on the cash settlement date(s)): (a) if the closing price per Share on the Valuation Date (the "Settlement Price") is less than $36.0135 (the "Floor Price"), the Shares;

F2 · derivative.exercise_price: (b) if the Settlement Price is greater than the Floor Price but less than or equal to $48.6182 (the "Cap Price"), the Shares multiplied by the Floor Price divided by the Settlement Price; and (c) if the Settlement Price is greater than the Cap Price, the Shares multiplied by (1 - ((Cap Price - Floor Price), divided by the Settlement Price)).

F3 · derivative.exercise_price: In exchange for assuming this obligation, the reporting person is receiving a cash payment of $42,970,943.38 in connection with entering into the Transaction. The reporting person pledged 1,385,498 Shares (the "Pledged Shares") to the Bank to secure its obligations under the Transaction. The reporting person retains voting rights in the Pledged Shares during the term of the pledge, subject to the Bank's exercise of default remedies. The terms of the Transaction may be adjusted to account for the economic effects of dividends paid during the term of the pledge.

F1 · price: On December 22, 2020, the reporting person entered into a Variable Prepaid Forward Transaction (the "Transaction") with an unaffiliated bank (the "Bank") relating to 1,385,498 shares of Class A common stock of the Issuer (the "Shares"). On December 22, 2022 (the "Valuation Date"), the reporting person will be obligated to deliver to the Bank a number of Shares determined as follows (or, at the reporting person's election, it may pay an equivalent amount in cash on the cash settlement date(s)): (a) if the closing price per Share on the Valuation Date (the "Settlement Price") is less than $36.0135 (the "Floor Price"), the Shares;

F2 · price: (b) if the Settlement Price is greater than the Floor Price but less than or equal to $48.6182 (the "Cap Price"), the Shares multiplied by the Floor Price divided by the Settlement Price; and (c) if the Settlement Price is greater than the Cap Price, the Shares multiplied by (1 - ((Cap Price - Floor Price), divided by the Settlement Price)).

F3 · price: In exchange for assuming this obligation, the reporting person is receiving a cash payment of $42,970,943.38 in connection with entering into the Transaction. The reporting person pledged 1,385,498 Shares (the "Pledged Shares") to the Bank to secure its obligations under the Transaction. The reporting person retains voting rights in the Pledged Shares during the term of the pledge, subject to the Bank's exercise of default remedies. The terms of the Transaction may be adjusted to account for the economic effects of dividends paid during the term of the pledge.

F1 · derivative.exercise_date: On December 22, 2020, the reporting person entered into a Variable Prepaid Forward Transaction (the "Transaction") with an unaffiliated bank (the "Bank") relating to 1,385,498 shares of Class A common stock of the Issuer (the "Shares"). On December 22, 2022 (the "Valuation Date"), the reporting person will be obligated to deliver to the Bank a number of Shares determined as follows (or, at the reporting person's election, it may pay an equivalent amount in cash on the cash settlement date(s)): (a) if the closing price per Share on the Valuation Date (the "Settlement Price") is less than $36.0135 (the "Floor Price"), the Shares;

F2 · derivative.exercise_date: (b) if the Settlement Price is greater than the Floor Price but less than or equal to $48.6182 (the "Cap Price"), the Shares multiplied by the Floor Price divided by the Settlement Price; and (c) if the Settlement Price is greater than the Cap Price, the Shares multiplied by (1 - ((Cap Price - Floor Price), divided by the Settlement Price)).

F3 · derivative.exercise_date: In exchange for assuming this obligation, the reporting person is receiving a cash payment of $42,970,943.38 in connection with entering into the Transaction. The reporting person pledged 1,385,498 Shares (the "Pledged Shares") to the Bank to secure its obligations under the Transaction. The reporting person retains voting rights in the Pledged Shares during the term of the pledge, subject to the Bank's exercise of default remedies. The terms of the Transaction may be adjusted to account for the economic effects of dividends paid during the term of the pledge.

F1 · derivative.expiration_date: On December 22, 2020, the reporting person entered into a Variable Prepaid Forward Transaction (the "Transaction") with an unaffiliated bank (the "Bank") relating to 1,385,498 shares of Class A common stock of the Issuer (the "Shares"). On December 22, 2022 (the "Valuation Date"), the reporting person will be obligated to deliver to the Bank a number of Shares determined as follows (or, at the reporting person's election, it may pay an equivalent amount in cash on the cash settlement date(s)): (a) if the closing price per Share on the Valuation Date (the "Settlement Price") is less than $36.0135 (the "Floor Price"), the Shares;

F2 · derivative.expiration_date: (b) if the Settlement Price is greater than the Floor Price but less than or equal to $48.6182 (the "Cap Price"), the Shares multiplied by the Floor Price divided by the Settlement Price; and (c) if the Settlement Price is greater than the Cap Price, the Shares multiplied by (1 - ((Cap Price - Floor Price), divided by the Settlement Price)).

F3 · derivative.expiration_date: In exchange for assuming this obligation, the reporting person is receiving a cash payment of $42,970,943.38 in connection with entering into the Transaction. The reporting person pledged 1,385,498 Shares (the "Pledged Shares") to the Bank to secure its obligations under the Transaction. The reporting person retains voting rights in the Pledged Shares during the term of the pledge, subject to the Bank's exercise of default remedies. The terms of the Transaction may be adjusted to account for the economic effects of dividends paid during the term of the pledge.

SEC source: 0000947871-20-000963 · ownership.xml · derivative · entry 1

Goei Dexter · CIK 0001708711 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · LLCs

Disclosed balance after: 2,244,563

Underlying: Class A common stock · 2,244,563 shares

Expires not disclosed

F1 · derivative.exercise_price: On December 22, 2020, the reporting person amended the terms of a Variable Prepaid Forward Transaction (the "Transaction") entered into on March 22, 2019 with an unaffiliated bank (the "Bank") relating to 2,244,563 shares of Class A common stock of the Issuer (the "Shares") held by the reporting person. The Transaction was divided into two individual components (each a "Component") designated by two valuation dates (the "Valuation Dates"), with respect to 1,122,282 Shares and 1,122,281 Shares, respectively, (each, the "Component Number of Shares" for the relevant Component). On the settlement date for each Component, the reporting person will be obligated to deliver to the Bank a number of Shares determined as follows (or, at the reporting person's election, it may pay an equivalent amount in cash on the cash settlement date(s)):

F2 · derivative.exercise_price: (a) if the volume weighted average trading price per Share on the Valuation Date for the relevant Component (the "Settlement Price") is less than a specified price (the "Floor Price"), the Component Number of Shares; (b) if the Settlement Price is greater than the Floor Price but less than or equal to a specified price (the "Cap Price"), the Component Number of Shares multiplied by the Floor Price divided by the Settlement Price; and (c) if the Settlement Price is greater than the Cap Price, the Component Number of Shares multiplied by (1 - ((Cap Price - Floor Price), divided by the Settlement Price)). The purpose of the amendment is to change (x) the Valuation Dates from March 22, 2022 through March 23, 2022, inclusive, to December 21, 2021 through December 22, 2021, inclusive; (y) the Floor Price from $22.02 to $35.310; and (z) the Cap Price from $29.73 to $42.372.

F3 · derivative.exercise_price: In exchange for assuming this amended obligation, the reporting person is receiving a cash payment of $5,809,155 in connection with entering into the Transaction. On March 22, 2019, the reporting person pledged 2,244,563 Shares (the "Pledged Shares") to the Bank to secure its obligations under the Transaction, which such pledge remains in place. The reporting person retains voting rights in the Pledged Shares during the term of the pledge, subject to the Bank's exercise of default remedies. The terms of the Transaction may be adjusted to account for the economic effects of dividends paid during the term of the pledge.

F1 · price: On December 22, 2020, the reporting person amended the terms of a Variable Prepaid Forward Transaction (the "Transaction") entered into on March 22, 2019 with an unaffiliated bank (the "Bank") relating to 2,244,563 shares of Class A common stock of the Issuer (the "Shares") held by the reporting person. The Transaction was divided into two individual components (each a "Component") designated by two valuation dates (the "Valuation Dates"), with respect to 1,122,282 Shares and 1,122,281 Shares, respectively, (each, the "Component Number of Shares" for the relevant Component). On the settlement date for each Component, the reporting person will be obligated to deliver to the Bank a number of Shares determined as follows (or, at the reporting person's election, it may pay an equivalent amount in cash on the cash settlement date(s)):

F2 · price: (a) if the volume weighted average trading price per Share on the Valuation Date for the relevant Component (the "Settlement Price") is less than a specified price (the "Floor Price"), the Component Number of Shares; (b) if the Settlement Price is greater than the Floor Price but less than or equal to a specified price (the "Cap Price"), the Component Number of Shares multiplied by the Floor Price divided by the Settlement Price; and (c) if the Settlement Price is greater than the Cap Price, the Component Number of Shares multiplied by (1 - ((Cap Price - Floor Price), divided by the Settlement Price)). The purpose of the amendment is to change (x) the Valuation Dates from March 22, 2022 through March 23, 2022, inclusive, to December 21, 2021 through December 22, 2021, inclusive; (y) the Floor Price from $22.02 to $35.310; and (z) the Cap Price from $29.73 to $42.372.

F3 · price: In exchange for assuming this amended obligation, the reporting person is receiving a cash payment of $5,809,155 in connection with entering into the Transaction. On March 22, 2019, the reporting person pledged 2,244,563 Shares (the "Pledged Shares") to the Bank to secure its obligations under the Transaction, which such pledge remains in place. The reporting person retains voting rights in the Pledged Shares during the term of the pledge, subject to the Bank's exercise of default remedies. The terms of the Transaction may be adjusted to account for the economic effects of dividends paid during the term of the pledge.

F1 · derivative.exercise_date: On December 22, 2020, the reporting person amended the terms of a Variable Prepaid Forward Transaction (the "Transaction") entered into on March 22, 2019 with an unaffiliated bank (the "Bank") relating to 2,244,563 shares of Class A common stock of the Issuer (the "Shares") held by the reporting person. The Transaction was divided into two individual components (each a "Component") designated by two valuation dates (the "Valuation Dates"), with respect to 1,122,282 Shares and 1,122,281 Shares, respectively, (each, the "Component Number of Shares" for the relevant Component). On the settlement date for each Component, the reporting person will be obligated to deliver to the Bank a number of Shares determined as follows (or, at the reporting person's election, it may pay an equivalent amount in cash on the cash settlement date(s)):

F2 · derivative.exercise_date: (a) if the volume weighted average trading price per Share on the Valuation Date for the relevant Component (the "Settlement Price") is less than a specified price (the "Floor Price"), the Component Number of Shares; (b) if the Settlement Price is greater than the Floor Price but less than or equal to a specified price (the "Cap Price"), the Component Number of Shares multiplied by the Floor Price divided by the Settlement Price; and (c) if the Settlement Price is greater than the Cap Price, the Component Number of Shares multiplied by (1 - ((Cap Price - Floor Price), divided by the Settlement Price)). The purpose of the amendment is to change (x) the Valuation Dates from March 22, 2022 through March 23, 2022, inclusive, to December 21, 2021 through December 22, 2021, inclusive; (y) the Floor Price from $22.02 to $35.310; and (z) the Cap Price from $29.73 to $42.372.

F3 · derivative.exercise_date: In exchange for assuming this amended obligation, the reporting person is receiving a cash payment of $5,809,155 in connection with entering into the Transaction. On March 22, 2019, the reporting person pledged 2,244,563 Shares (the "Pledged Shares") to the Bank to secure its obligations under the Transaction, which such pledge remains in place. The reporting person retains voting rights in the Pledged Shares during the term of the pledge, subject to the Bank's exercise of default remedies. The terms of the Transaction may be adjusted to account for the economic effects of dividends paid during the term of the pledge.

F1 · derivative.expiration_date: On December 22, 2020, the reporting person amended the terms of a Variable Prepaid Forward Transaction (the "Transaction") entered into on March 22, 2019 with an unaffiliated bank (the "Bank") relating to 2,244,563 shares of Class A common stock of the Issuer (the "Shares") held by the reporting person. The Transaction was divided into two individual components (each a "Component") designated by two valuation dates (the "Valuation Dates"), with respect to 1,122,282 Shares and 1,122,281 Shares, respectively, (each, the "Component Number of Shares" for the relevant Component). On the settlement date for each Component, the reporting person will be obligated to deliver to the Bank a number of Shares determined as follows (or, at the reporting person's election, it may pay an equivalent amount in cash on the cash settlement date(s)):

F2 · derivative.expiration_date: (a) if the volume weighted average trading price per Share on the Valuation Date for the relevant Component (the "Settlement Price") is less than a specified price (the "Floor Price"), the Component Number of Shares; (b) if the Settlement Price is greater than the Floor Price but less than or equal to a specified price (the "Cap Price"), the Component Number of Shares multiplied by the Floor Price divided by the Settlement Price; and (c) if the Settlement Price is greater than the Cap Price, the Component Number of Shares multiplied by (1 - ((Cap Price - Floor Price), divided by the Settlement Price)). The purpose of the amendment is to change (x) the Valuation Dates from March 22, 2022 through March 23, 2022, inclusive, to December 21, 2021 through December 22, 2021, inclusive; (y) the Floor Price from $22.02 to $35.310; and (z) the Cap Price from $29.73 to $42.372.

F3 · derivative.expiration_date: In exchange for assuming this amended obligation, the reporting person is receiving a cash payment of $5,809,155 in connection with entering into the Transaction. On March 22, 2019, the reporting person pledged 2,244,563 Shares (the "Pledged Shares") to the Bank to secure its obligations under the Transaction, which such pledge remains in place. The reporting person retains voting rights in the Pledged Shares during the term of the pledge, subject to the Bank's exercise of default remedies. The terms of the Transaction may be adjusted to account for the economic effects of dividends paid during the term of the pledge.

SEC source: 0000947871-21-000101 · ownership.xml · nonDerivative · entry 1

Olsen Michael · CIK 0001773608 · EVP, Gen. Counsel & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 77,038

SEC source: 0001567619-20-020371 · doc1.xml · derivative · entry 5

Next Alt S.a.r.l. · CIK 0001709662 · Director · 10% owner

Drahi Patrick · CIK 0001709689 · 10% owner

A4 S.A. · CIK 0001709665 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,819,573

Underlying: Class A common stock · 33,819,573 shares

Expires not disclosed

F1 · derivative.exercise_price: On November 23, 2020 and simultaneously with the sale reported in Table I, the reporting person amended the terms of existing bilateral European capped call transactions ("Capped Calls") with a financial institution counterparty with respect to 33,819,573 shares of Class A common stock of Altice USA, Inc. The purpose of the amendment was to change the strike prices of such Capped Calls and extend the maturity thereof. The Capped Calls will now expire in equal tranches over a 42 scheduled trading day period, beginning in October 2024. Next Alt received $83,000,000 in connection with the amendment. For each Capped Call (of which there are three on each trading day, each at different strike prices), Next Alt will be required to deliver to the counterparty a number of shares of Class A common stock equal to the amount set forth in (5).

F5 · derivative.exercise_price: (i) if the then-current value of the shares (the "Settlement Price") is below the lower strike price (98.5%, 103.5% or 108.5% of the reference price), zero; (ii) if the Settlement Price is equal to or above the lower strike price but is equal to or below the higher strike price (149.6%, 154.6% or 159.6% of the reference price), then (x) the product of the number of shares under such Capped Call and the lower strike price divided by (y) the Settlement Price; or (iii) if the Settlement Price is above the higher strike price, (x) the product of (A) the number of shares under such Capped Call and (B) the sum of (I) the lower strike price and (II) the excess, if any, of the Settlement Price over the higher strike price, divided by (y) the Settlement Price.

F1 · kind: On November 23, 2020 and simultaneously with the sale reported in Table I, the reporting person amended the terms of existing bilateral European capped call transactions ("Capped Calls") with a financial institution counterparty with respect to 33,819,573 shares of Class A common stock of Altice USA, Inc. The purpose of the amendment was to change the strike prices of such Capped Calls and extend the maturity thereof. The Capped Calls will now expire in equal tranches over a 42 scheduled trading day period, beginning in October 2024. Next Alt received $83,000,000 in connection with the amendment. For each Capped Call (of which there are three on each trading day, each at different strike prices), Next Alt will be required to deliver to the counterparty a number of shares of Class A common stock equal to the amount set forth in (5).

F5 · kind: (i) if the then-current value of the shares (the "Settlement Price") is below the lower strike price (98.5%, 103.5% or 108.5% of the reference price), zero; (ii) if the Settlement Price is equal to or above the lower strike price but is equal to or below the higher strike price (149.6%, 154.6% or 159.6% of the reference price), then (x) the product of the number of shares under such Capped Call and the lower strike price divided by (y) the Settlement Price; or (iii) if the Settlement Price is above the higher strike price, (x) the product of (A) the number of shares under such Capped Call and (B) the sum of (I) the lower strike price and (II) the excess, if any, of the Settlement Price over the higher strike price, divided by (y) the Settlement Price.

F1 · price: On November 23, 2020 and simultaneously with the sale reported in Table I, the reporting person amended the terms of existing bilateral European capped call transactions ("Capped Calls") with a financial institution counterparty with respect to 33,819,573 shares of Class A common stock of Altice USA, Inc. The purpose of the amendment was to change the strike prices of such Capped Calls and extend the maturity thereof. The Capped Calls will now expire in equal tranches over a 42 scheduled trading day period, beginning in October 2024. Next Alt received $83,000,000 in connection with the amendment. For each Capped Call (of which there are three on each trading day, each at different strike prices), Next Alt will be required to deliver to the counterparty a number of shares of Class A common stock equal to the amount set forth in (5).

F5 · price: (i) if the then-current value of the shares (the "Settlement Price") is below the lower strike price (98.5%, 103.5% or 108.5% of the reference price), zero; (ii) if the Settlement Price is equal to or above the lower strike price but is equal to or below the higher strike price (149.6%, 154.6% or 159.6% of the reference price), then (x) the product of the number of shares under such Capped Call and the lower strike price divided by (y) the Settlement Price; or (iii) if the Settlement Price is above the higher strike price, (x) the product of (A) the number of shares under such Capped Call and (B) the sum of (I) the lower strike price and (II) the excess, if any, of the Settlement Price over the higher strike price, divided by (y) the Settlement Price.

F1 · derivative.exercise_date: On November 23, 2020 and simultaneously with the sale reported in Table I, the reporting person amended the terms of existing bilateral European capped call transactions ("Capped Calls") with a financial institution counterparty with respect to 33,819,573 shares of Class A common stock of Altice USA, Inc. The purpose of the amendment was to change the strike prices of such Capped Calls and extend the maturity thereof. The Capped Calls will now expire in equal tranches over a 42 scheduled trading day period, beginning in October 2024. Next Alt received $83,000,000 in connection with the amendment. For each Capped Call (of which there are three on each trading day, each at different strike prices), Next Alt will be required to deliver to the counterparty a number of shares of Class A common stock equal to the amount set forth in (5).

F5 · derivative.exercise_date: (i) if the then-current value of the shares (the "Settlement Price") is below the lower strike price (98.5%, 103.5% or 108.5% of the reference price), zero; (ii) if the Settlement Price is equal to or above the lower strike price but is equal to or below the higher strike price (149.6%, 154.6% or 159.6% of the reference price), then (x) the product of the number of shares under such Capped Call and the lower strike price divided by (y) the Settlement Price; or (iii) if the Settlement Price is above the higher strike price, (x) the product of (A) the number of shares under such Capped Call and (B) the sum of (I) the lower strike price and (II) the excess, if any, of the Settlement Price over the higher strike price, divided by (y) the Settlement Price.

F1 · derivative.expiration_date: On November 23, 2020 and simultaneously with the sale reported in Table I, the reporting person amended the terms of existing bilateral European capped call transactions ("Capped Calls") with a financial institution counterparty with respect to 33,819,573 shares of Class A common stock of Altice USA, Inc. The purpose of the amendment was to change the strike prices of such Capped Calls and extend the maturity thereof. The Capped Calls will now expire in equal tranches over a 42 scheduled trading day period, beginning in October 2024. Next Alt received $83,000,000 in connection with the amendment. For each Capped Call (of which there are three on each trading day, each at different strike prices), Next Alt will be required to deliver to the counterparty a number of shares of Class A common stock equal to the amount set forth in (5).

F5 · derivative.expiration_date: (i) if the then-current value of the shares (the "Settlement Price") is below the lower strike price (98.5%, 103.5% or 108.5% of the reference price), zero; (ii) if the Settlement Price is equal to or above the lower strike price but is equal to or below the higher strike price (149.6%, 154.6% or 159.6% of the reference price), then (x) the product of the number of shares under such Capped Call and the lower strike price divided by (y) the Settlement Price; or (iii) if the Settlement Price is above the higher strike price, (x) the product of (A) the number of shares under such Capped Call and (B) the sum of (I) the lower strike price and (II) the excess, if any, of the Settlement Price over the higher strike price, divided by (y) the Settlement Price.

F1 · balance_after: On November 23, 2020 and simultaneously with the sale reported in Table I, the reporting person amended the terms of existing bilateral European capped call transactions ("Capped Calls") with a financial institution counterparty with respect to 33,819,573 shares of Class A common stock of Altice USA, Inc. The purpose of the amendment was to change the strike prices of such Capped Calls and extend the maturity thereof. The Capped Calls will now expire in equal tranches over a 42 scheduled trading day period, beginning in October 2024. Next Alt received $83,000,000 in connection with the amendment. For each Capped Call (of which there are three on each trading day, each at different strike prices), Next Alt will be required to deliver to the counterparty a number of shares of Class A common stock equal to the amount set forth in (5).

F5 · balance_after: (i) if the then-current value of the shares (the "Settlement Price") is below the lower strike price (98.5%, 103.5% or 108.5% of the reference price), zero; (ii) if the Settlement Price is equal to or above the lower strike price but is equal to or below the higher strike price (149.6%, 154.6% or 159.6% of the reference price), then (x) the product of the number of shares under such Capped Call and the lower strike price divided by (y) the Settlement Price; or (iii) if the Settlement Price is above the higher strike price, (x) the product of (A) the number of shares under such Capped Call and (B) the sum of (I) the lower strike price and (II) the excess, if any, of the Settlement Price over the higher strike price, divided by (y) the Settlement Price.

SEC source: 0001567619-20-020371 · doc1.xml · nonDerivative · entry 1

Next Alt S.a.r.l. · CIK 0001709662 · Director · 10% owner

Drahi Patrick · CIK 0001709689 · 10% owner

A4 S.A. · CIK 0001709665 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,069,305

SEC source: 0001140361-20-019977 · form4.xml · nonDerivative · entry 1

Next Alt S.a.r.l. · CIK 0001709662 · Director · 10% owner

Drahi Patrick · CIK 0001709689 · Director · 10% owner

A4 S.A. · CIK 0001709665 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,069,305

SEC source: 0000947871-20-000720 · ownership.xml · nonDerivative · entry 2

Schmidt Colleen · CIK 0001769422 · EVP Human Resources

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 224,301

SEC source: 0000947871-20-000725 · ownership.xml · nonDerivative · entry 2

Boubazine Abdelhakim · CIK 0001708709 · President & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,385,498

F1 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan established by the Reporting Person on June 11, 2020.

F3 · price: Represents the weighted average sales price of the shares sold ranging from a low of $28.90 to a high of $29.30 per share.

SEC source: 0000947871-20-000725 · ownership.xml · nonDerivative · entry 1

Boubazine Abdelhakim · CIK 0001708709 · President & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,547,519

F1 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan established by the Reporting Person on June 11, 2020.

F2 · price: Represents the weighted average sales price of the shares sold ranging from a low of $27.90 to a high of $28.89 per share. The Reporting Person undertakes, upon request by the Commission staff, the Issuer or a security holder of the Issuer, to provide full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2) and (3) to this Form 4.

SEC source: 0000947871-20-000720 · ownership.xml · nonDerivative · entry 1

Schmidt Colleen · CIK 0001769422 · EVP Human Resources

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 254,301

F1 · price: Represents the weighted average sales price of the shares sold ranging from a low of $27.50 to a high of $27.75 per share. The Reporting Person undertakes, upon request by the Commission staff, the Issuer or a security holder of the Issuer, to provide full information regarding the number of shares sold at each separate price.

SEC source: 0000947871-20-000719 · ownership.xml · nonDerivative · entry 1

Olsen Michael · CIK 0001773608 · EVP, Gen. Counsel & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 79,938

F1 · kind: The sale reported in this Form 4 was effected pursuant to the as-amended Rule 10b5-1 trading plan originally established by the Reporting Person on June 18, 2020.

SEC source: 0000947871-25-000424 · ownership.xml · derivative · entry 3

Stewart Charles · CIK 0001708800 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 600,000

Underlying: Class A common stock · 600,000 shares

Expires not disclosed

F1 · derivative.exercise_price: On August 7, 2020, the reporting person entered into a Variable Prepaid Forward Transaction (the "2020 Transaction") with an unaffiliated bank (the "2020 VPFT Bank") relating to 600,000 shares of Class A common stock of the Issuer ("Shares").

F2 · derivative.exercise_price: On August 7, 2023 (the "2020 Settlement Date"), the reporting person was obligated to deliver to the 2020 VPFT Bank a number of Shares determined as follows (or, at the reporting person's election, an equivalent amount in cash): (a) if the closing price per share on August 7, 2023 (the "2020 Settlement Price") is less than $26.38 (the "2023 Floor Price"), 600,000 Shares (the "2020 Number of Shares"); (b) if the 2020 Settlement Price is greater than the 2020 Floor Price but less than or equal to $33.32 (the "2020 Cap Price"), the 2020 Number of Shares multiplied by the 2020 Floor Price divided by the 2020 Settlement Price; and (c) if the 2020 Settlement Price is greater than the 2020 Cap Price, the 2020 Number of Shares multiplied by (1 - ((2020 Forward Cap Price - 2020 Forward Floor Price), divided by the 2020 Settlement Price)).

F3 · derivative.exercise_price: In exchange for assuming this obligation, the reporting person received a cash payment of $14,497,440 as a loan on August 7, 2020. The reporting person pledged 600,000 Shares (the "2020 Pledged Shares") to the Bank to secure its obligations under the 2020 Transaction. The reporting person retained voting rights in the 2020 Pledged Shares during the term of the pledge, but the reporting person is obligated to share with the 2020 VPFT Bank certain economic benefits of dividends paid during the term of the pledge.

F1 · kind: On August 7, 2020, the reporting person entered into a Variable Prepaid Forward Transaction (the "2020 Transaction") with an unaffiliated bank (the "2020 VPFT Bank") relating to 600,000 shares of Class A common stock of the Issuer ("Shares").

F2 · kind: On August 7, 2023 (the "2020 Settlement Date"), the reporting person was obligated to deliver to the 2020 VPFT Bank a number of Shares determined as follows (or, at the reporting person's election, an equivalent amount in cash): (a) if the closing price per share on August 7, 2023 (the "2020 Settlement Price") is less than $26.38 (the "2023 Floor Price"), 600,000 Shares (the "2020 Number of Shares"); (b) if the 2020 Settlement Price is greater than the 2020 Floor Price but less than or equal to $33.32 (the "2020 Cap Price"), the 2020 Number of Shares multiplied by the 2020 Floor Price divided by the 2020 Settlement Price; and (c) if the 2020 Settlement Price is greater than the 2020 Cap Price, the 2020 Number of Shares multiplied by (1 - ((2020 Forward Cap Price - 2020 Forward Floor Price), divided by the 2020 Settlement Price)).

F3 · kind: In exchange for assuming this obligation, the reporting person received a cash payment of $14,497,440 as a loan on August 7, 2020. The reporting person pledged 600,000 Shares (the "2020 Pledged Shares") to the Bank to secure its obligations under the 2020 Transaction. The reporting person retained voting rights in the 2020 Pledged Shares during the term of the pledge, but the reporting person is obligated to share with the 2020 VPFT Bank certain economic benefits of dividends paid during the term of the pledge.

F1 · price: On August 7, 2020, the reporting person entered into a Variable Prepaid Forward Transaction (the "2020 Transaction") with an unaffiliated bank (the "2020 VPFT Bank") relating to 600,000 shares of Class A common stock of the Issuer ("Shares").

F2 · price: On August 7, 2023 (the "2020 Settlement Date"), the reporting person was obligated to deliver to the 2020 VPFT Bank a number of Shares determined as follows (or, at the reporting person's election, an equivalent amount in cash): (a) if the closing price per share on August 7, 2023 (the "2020 Settlement Price") is less than $26.38 (the "2023 Floor Price"), 600,000 Shares (the "2020 Number of Shares"); (b) if the 2020 Settlement Price is greater than the 2020 Floor Price but less than or equal to $33.32 (the "2020 Cap Price"), the 2020 Number of Shares multiplied by the 2020 Floor Price divided by the 2020 Settlement Price; and (c) if the 2020 Settlement Price is greater than the 2020 Cap Price, the 2020 Number of Shares multiplied by (1 - ((2020 Forward Cap Price - 2020 Forward Floor Price), divided by the 2020 Settlement Price)).

F3 · price: In exchange for assuming this obligation, the reporting person received a cash payment of $14,497,440 as a loan on August 7, 2020. The reporting person pledged 600,000 Shares (the "2020 Pledged Shares") to the Bank to secure its obligations under the 2020 Transaction. The reporting person retained voting rights in the 2020 Pledged Shares during the term of the pledge, but the reporting person is obligated to share with the 2020 VPFT Bank certain economic benefits of dividends paid during the term of the pledge.

F1 · derivative.exercise_date: On August 7, 2020, the reporting person entered into a Variable Prepaid Forward Transaction (the "2020 Transaction") with an unaffiliated bank (the "2020 VPFT Bank") relating to 600,000 shares of Class A common stock of the Issuer ("Shares").

F2 · derivative.exercise_date: On August 7, 2023 (the "2020 Settlement Date"), the reporting person was obligated to deliver to the 2020 VPFT Bank a number of Shares determined as follows (or, at the reporting person's election, an equivalent amount in cash): (a) if the closing price per share on August 7, 2023 (the "2020 Settlement Price") is less than $26.38 (the "2023 Floor Price"), 600,000 Shares (the "2020 Number of Shares"); (b) if the 2020 Settlement Price is greater than the 2020 Floor Price but less than or equal to $33.32 (the "2020 Cap Price"), the 2020 Number of Shares multiplied by the 2020 Floor Price divided by the 2020 Settlement Price; and (c) if the 2020 Settlement Price is greater than the 2020 Cap Price, the 2020 Number of Shares multiplied by (1 - ((2020 Forward Cap Price - 2020 Forward Floor Price), divided by the 2020 Settlement Price)).

F3 · derivative.exercise_date: In exchange for assuming this obligation, the reporting person received a cash payment of $14,497,440 as a loan on August 7, 2020. The reporting person pledged 600,000 Shares (the "2020 Pledged Shares") to the Bank to secure its obligations under the 2020 Transaction. The reporting person retained voting rights in the 2020 Pledged Shares during the term of the pledge, but the reporting person is obligated to share with the 2020 VPFT Bank certain economic benefits of dividends paid during the term of the pledge.

F1 · derivative.expiration_date: On August 7, 2020, the reporting person entered into a Variable Prepaid Forward Transaction (the "2020 Transaction") with an unaffiliated bank (the "2020 VPFT Bank") relating to 600,000 shares of Class A common stock of the Issuer ("Shares").

F2 · derivative.expiration_date: On August 7, 2023 (the "2020 Settlement Date"), the reporting person was obligated to deliver to the 2020 VPFT Bank a number of Shares determined as follows (or, at the reporting person's election, an equivalent amount in cash): (a) if the closing price per share on August 7, 2023 (the "2020 Settlement Price") is less than $26.38 (the "2023 Floor Price"), 600,000 Shares (the "2020 Number of Shares"); (b) if the 2020 Settlement Price is greater than the 2020 Floor Price but less than or equal to $33.32 (the "2020 Cap Price"), the 2020 Number of Shares multiplied by the 2020 Floor Price divided by the 2020 Settlement Price; and (c) if the 2020 Settlement Price is greater than the 2020 Cap Price, the 2020 Number of Shares multiplied by (1 - ((2020 Forward Cap Price - 2020 Forward Floor Price), divided by the 2020 Settlement Price)).

F3 · derivative.expiration_date: In exchange for assuming this obligation, the reporting person received a cash payment of $14,497,440 as a loan on August 7, 2020. The reporting person pledged 600,000 Shares (the "2020 Pledged Shares") to the Bank to secure its obligations under the 2020 Transaction. The reporting person retained voting rights in the 2020 Pledged Shares during the term of the pledge, but the reporting person is obligated to share with the 2020 VPFT Bank certain economic benefits of dividends paid during the term of the pledge.

SEC source: 0000947871-20-000662 · ownership.xml · nonDerivative · entry 2

Boubazine Abdelhakim · CIK 0001708709 · President & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,881,853

F1 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan established by the Reporting Person on June 11, 2020.

F2 · price: Represents the weighted average sales price of the shares sold ranging from a low of $28.50 to a high of $28.56 per share. The Reporting Person undertakes, upon request by the Commission staff, the Issuer or a security holder of the Issuer, to provide full information regarding the number of shares sold at each separate price.

SEC source: 0000947871-20-000662 · ownership.xml · nonDerivative · entry 1

Boubazine Abdelhakim · CIK 0001708709 · President & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,919,270

F1 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan established by the Reporting Person on June 11, 2020.

SEC source: 0000947871-20-000656 · ownership.xml · nonDerivative · entry 1

Olsen Michael · CIK 0001773608 · EVP, Gen. Counsel & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 99,938

F1 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan established by the Reporting Person on June 18, 2020.

SEC source: 0001140361-20-014582 · form4.xml · nonDerivative · entry 4

Next Alt S.a.r.l. · CIK 0001709662 · Director · 10% owner

Drahi Patrick · CIK 0001709689 · Director · 10% owner

A4 S.A. · CIK 0001709665 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · Altice CVC Lux S.a r.l.

Disclosed balance after: 18,172,626

F3 · price: Represents the weighted average sale price. The highest price at which shares were sold was $24.37 and the lowest price at which shares were sold was $23.81. The Reporting Person undertakes to provide any security holder of Altice USA, Inc. or the staff of the SEC, upon request, full information regarding the number of shares sold at each specific price. These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Altice CVC Lux on June 3, 2020.

F4 · ownership.nature: Next Alt S.a r.l. ("Next Alt") is a personal holding company of Mr. Drahi, who is its controlling shareholder. As of the date of this report, Next Alt directly and indirectly owns 77.58% of the share capital and voting rights of Altice Europe N.V. Altice Europe N.V. maintains a one-tier board of four executive board members, one of whom is Mr. Drahi, and four non-executive board members. The executive board members are appointed by shareholders at the general meeting at the binding nomination of Next Alt. Altice CVC Lux is an indirect wholly owned subsidiary of Altice Europe N.V. Mr. Drahi, Next Alt and Altice Europe N.V. may each be deemed to beneficially own the shares of the Issuer owned by Altice CVC Lux.

F5 · ownership.nature: Mr. Drahi is the sole controlling shareholder of Uppernext S.C.S.p ("Uppernext"). As such, Mr. Drahi may be deemed to beneficially own shares of the Issuer held by Uppernext. A4 S.A., which is controlled by the family of Mr. Drahi, is an executive board member of Altice Europe N.V. Mr. Drahi is a director of the Issuer and Next Alt and A4 S.A. are parties to a stockholders agreement with the Issuer pursuant to which they have certain rights to appoint directors of the Issuer.

F6 · ownership.nature: Each Reporting Person disclaims beneficial ownership of all interests reported on this Form 4 except to the extent of such Reporting Person's pecuniary interests.

SEC source: 0001140361-20-014636 · form4.xml · nonDerivative · entry 2

Next Alt S.a.r.l. · CIK 0001709662 · Director · 10% owner

Drahi Patrick · CIK 0001709689 · Director · 10% owner

A4 S.A. · CIK 0001709665 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · Altice CVC Lux S.a r.l.

Disclosed balance after: 260,000

F1 · ownership.nature: Next Alt S.a r.l. ("Next Alt") is a personal holding company of Mr. Drahi, who is its controlling shareholder. As of the date of this report, Next Alt directly and indirectly owns 77.58% of the share capital and voting rights of Altice Europe N.V. Altice Europe N.V. maintains a one-tier board of four executive board members, one of whom is Mr. Drahi, and four non-executive board members. The executive board members are appointed by shareholders at the general meeting at the binding nomination of Next Alt. Altice CVC Lux S.a r.l. is an indirect wholly owned subsidiary of Altice Europe N.V. Mr. Drahi, Next Alt and Altice Europe N.V. may each be deemed to beneficially own the shares of the Issuer owned by Altice CVC Lux S.a r.l..

F2 · ownership.nature: Mr. Drahi is the sole controlling shareholder of Uppernext S.C.S.p ("Uppernext"). As such, Mr. Drahi may be deemed to beneficially own shares of the Issuer held by Uppernext. A4 S.A., which is controlled by the family of Mr. Drahi, is an executive board member of Altice Europe N.V. Mr. Drahi is a director of the Issuer and Next Alt and A4 S.A. are parties to a stockholders agreement with the Issuer pursuant to which they have certain rights to appoint directors of the Issuer.

F3 · ownership.nature: Each Reporting Person disclaims beneficial ownership of all interests reported on this Form 4 except to the extent of such Reporting Person's pecuniary interests.

SEC source: 0000947871-20-000577 · ownership.xml · derivative · entry 2

Schmidt Colleen · CIK 0001769422 · EVP Human Resources

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A common stock · 111,874 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: Class C Units represent a contingent right to receive, following vesting, shares of Class A common stock of the Issuer in the discretion of Neptune Holding US GP LLC.

F1 · derivative.exercise_date: Class C Units represent a contingent right to receive, following vesting, shares of Class A common stock of the Issuer in the discretion of Neptune Holding US GP LLC.

F1 · derivative.expiration_date: Class C Units represent a contingent right to receive, following vesting, shares of Class A common stock of the Issuer in the discretion of Neptune Holding US GP LLC.

SEC source: 0000947871-20-000577 · ownership.xml · nonDerivative · entry 1

Schmidt Colleen · CIK 0001769422 · EVP Human Resources

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 334,301

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: Class C Units represent a contingent right to receive, following vesting, shares of Class A common stock of the Issuer in the discretion of Neptune Holding US GP LLC.

SEC source: 0000947871-20-000576 · ownership.xml · derivative · entry 2

Taki Layth · CIK 0001763752 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A common stock · 37,291 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: Class C Units represent a contingent right to receive, following vesting, shares of Class A common stock of the Issuer in the discretion of Neptune Holding US GP LLC.

F1 · derivative.exercise_date: Class C Units represent a contingent right to receive, following vesting, shares of Class A common stock of the Issuer in the discretion of Neptune Holding US GP LLC.

F1 · derivative.expiration_date: Class C Units represent a contingent right to receive, following vesting, shares of Class A common stock of the Issuer in the discretion of Neptune Holding US GP LLC.

SEC source: 0000947871-20-000576 · ownership.xml · nonDerivative · entry 1

Taki Layth · CIK 0001763752 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 124,569

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: Class C Units represent a contingent right to receive, following vesting, shares of Class A common stock of the Issuer in the discretion of Neptune Holding US GP LLC.

SEC source: 0000947871-20-000575 · ownership.xml · derivative · entry 2

Olsen Michael · CIK 0001773608 · EVP, Gen. Counsel & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A common stock · 74,583 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: Class C Units represent a contingent right to receive, following vesting, shares of Class A common stock of the Issuer in the discretion of Neptune Holding US GP LLC.

F1 · derivative.exercise_date: Class C Units represent a contingent right to receive, following vesting, shares of Class A common stock of the Issuer in the discretion of Neptune Holding US GP LLC.

F1 · derivative.expiration_date: Class C Units represent a contingent right to receive, following vesting, shares of Class A common stock of the Issuer in the discretion of Neptune Holding US GP LLC.

SEC source: 0000947871-20-000575 · ownership.xml · nonDerivative · entry 1

Olsen Michael · CIK 0001773608 · EVP, Gen. Counsel & Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 119,938

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: Class C Units represent a contingent right to receive, following vesting, shares of Class A common stock of the Issuer in the discretion of Neptune Holding US GP LLC.

SEC source: 0000947871-20-000574 · ownership.xml · derivative · entry 2

Grau Michael · CIK 0001792505 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A common stock · 111,874 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: Class C Units represent a contingent right to receive, following vesting, shares of Class A common stock of the Issuer in the discretion of Neptune Holding US GP LLC.

F1 · derivative.exercise_date: Class C Units represent a contingent right to receive, following vesting, shares of Class A common stock of the Issuer in the discretion of Neptune Holding US GP LLC.

F1 · derivative.expiration_date: Class C Units represent a contingent right to receive, following vesting, shares of Class A common stock of the Issuer in the discretion of Neptune Holding US GP LLC.

SEC source: 0000947871-20-000574 · ownership.xml · nonDerivative · entry 1

Grau Michael · CIK 0001792505 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 205,852

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: Class C Units represent a contingent right to receive, following vesting, shares of Class A common stock of the Issuer in the discretion of Neptune Holding US GP LLC.

SEC source: 0001140361-20-014582 · form4.xml · nonDerivative · entry 3

Next Alt S.a.r.l. · CIK 0001709662 · Director · 10% owner

Drahi Patrick · CIK 0001709689 · Director · 10% owner

A4 S.A. · CIK 0001709665 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · Altice CVC Lux S.a r.l.

Disclosed balance after: 18,558,426

F2 · price: These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Altice CVC Lux S.a r.l. ("Altice CVC Lux") on June 3, 2020.

F4 · ownership.nature: Next Alt S.a r.l. ("Next Alt") is a personal holding company of Mr. Drahi, who is its controlling shareholder. As of the date of this report, Next Alt directly and indirectly owns 77.58% of the share capital and voting rights of Altice Europe N.V. Altice Europe N.V. maintains a one-tier board of four executive board members, one of whom is Mr. Drahi, and four non-executive board members. The executive board members are appointed by shareholders at the general meeting at the binding nomination of Next Alt. Altice CVC Lux is an indirect wholly owned subsidiary of Altice Europe N.V. Mr. Drahi, Next Alt and Altice Europe N.V. may each be deemed to beneficially own the shares of the Issuer owned by Altice CVC Lux.

F5 · ownership.nature: Mr. Drahi is the sole controlling shareholder of Uppernext S.C.S.p ("Uppernext"). As such, Mr. Drahi may be deemed to beneficially own shares of the Issuer held by Uppernext. A4 S.A., which is controlled by the family of Mr. Drahi, is an executive board member of Altice Europe N.V. Mr. Drahi is a director of the Issuer and Next Alt and A4 S.A. are parties to a stockholders agreement with the Issuer pursuant to which they have certain rights to appoint directors of the Issuer.

F6 · ownership.nature: Each Reporting Person disclaims beneficial ownership of all interests reported on this Form 4 except to the extent of such Reporting Person's pecuniary interests.

SEC source: 0001140361-20-014582 · form4.xml · nonDerivative · entry 2

Next Alt S.a.r.l. · CIK 0001709662 · Director · 10% owner

Drahi Patrick · CIK 0001709689 · Director · 10% owner

A4 S.A. · CIK 0001709665 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · Altice CVC Lux S.a r.l.

Disclosed balance after: 18,560,426

F1 · price: Represents the weighted average sale price. The highest price at which shares were sold was $24.77 and the lowest price at which shares were sold was $23.81. The Reporting Person undertakes to provide any security holder of Altice USA, Inc. or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each specific price. These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Altice CVC Lux S.a r.l. ("Altice CVC Lux") on June 3, 2020.

F4 · ownership.nature: Next Alt S.a r.l. ("Next Alt") is a personal holding company of Mr. Drahi, who is its controlling shareholder. As of the date of this report, Next Alt directly and indirectly owns 77.58% of the share capital and voting rights of Altice Europe N.V. Altice Europe N.V. maintains a one-tier board of four executive board members, one of whom is Mr. Drahi, and four non-executive board members. The executive board members are appointed by shareholders at the general meeting at the binding nomination of Next Alt. Altice CVC Lux is an indirect wholly owned subsidiary of Altice Europe N.V. Mr. Drahi, Next Alt and Altice Europe N.V. may each be deemed to beneficially own the shares of the Issuer owned by Altice CVC Lux.

F5 · ownership.nature: Mr. Drahi is the sole controlling shareholder of Uppernext S.C.S.p ("Uppernext"). As such, Mr. Drahi may be deemed to beneficially own shares of the Issuer held by Uppernext. A4 S.A., which is controlled by the family of Mr. Drahi, is an executive board member of Altice Europe N.V. Mr. Drahi is a director of the Issuer and Next Alt and A4 S.A. are parties to a stockholders agreement with the Issuer pursuant to which they have certain rights to appoint directors of the Issuer.

F6 · ownership.nature: Each Reporting Person disclaims beneficial ownership of all interests reported on this Form 4 except to the extent of such Reporting Person's pecuniary interests.

SEC source: 0001140361-20-014342 · form4.xml · nonDerivative · entry 3

Next Alt S.a.r.l. · CIK 0001709662 · Director · 10% owner

Drahi Patrick · CIK 0001709689 · Director · 10% owner

A4 S.A. · CIK 0001709665 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · Altice CVC Lux S.a r.l.

Disclosed balance after: 19,058,426

F2 · price: Represents the weighted average sale price. The highest price at which shares were sold was $24.64 and the lowest price at which shares were sold was $24.25. The Reporting Person undertakes to provide any security holder of Altice USA, Inc. or the staff of the SEC, upon request, full information regarding the number of shares sold at each specific price. These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Altice CVC Lux on June 3, 2020.

F3 · ownership.nature: Next Alt S.a r.l. ("Next Alt") is a personal holding company of Mr. Drahi, who is its controlling shareholder. As of the date of this report, Next Alt directly and indirectly owns 77.58% of the share capital and voting rights of Altice Europe N.V. Altice Europe N.V. maintains a one-tier board of four executive board members, one of whom is Mr. Drahi, and four non-executive board members. The executive board members are appointed by shareholders at the general meeting at the binding nomination of Next Alt. Altice CVC Lux is an indirect wholly owned subsidiary of Altice Europe N.V. Mr. Drahi, Next Alt and Altice Europe N.V. may each be deemed to beneficially own the shares of the Issuer owned by Altice CVC Lux.

F4 · ownership.nature: Mr. Drahi is the sole controlling shareholder of Uppernext S.C.S.p ("Uppernext"). As such, Mr. Drahi may be deemed to beneficially own shares of the Issuer held by Uppernext. A4 S.A., which is controlled by the family of Mr. Drahi, is an executive board member of Altice Europe N.V. Mr. Drahi is a director of the Issuer and Next Alt and A4 S.A. are parties to a stockholders agreement with the Issuer pursuant to which they have certain rights to appoint directors of the Issuer.

F5 · ownership.nature: Each Reporting Person disclaims beneficial ownership of all interests reported on this Form 4 except to the extent of such Reporting Person's pecuniary interests.

SEC source: 0001140361-20-014342 · form4.xml · nonDerivative · entry 2

Next Alt S.a.r.l. · CIK 0001709662 · Director · 10% owner

Drahi Patrick · CIK 0001709689 · Director · 10% owner

A4 S.A. · CIK 0001709665 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · Altice CVC Lux S.a r.l.

Disclosed balance after: 19,395,426

F1 · price: Represents the weighted average sale price. The highest price at which shares were sold was $25.36 and the lowest price at which shares were sold was $24.43. The Reporting Person undertakes to provide any security holder of Altice USA, Inc. or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each specific price. These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Altice CVC Lux S.a r.l. ("Altice CVC Lux") on June 3, 2020.

F3 · ownership.nature: Next Alt S.a r.l. ("Next Alt") is a personal holding company of Mr. Drahi, who is its controlling shareholder. As of the date of this report, Next Alt directly and indirectly owns 77.58% of the share capital and voting rights of Altice Europe N.V. Altice Europe N.V. maintains a one-tier board of four executive board members, one of whom is Mr. Drahi, and four non-executive board members. The executive board members are appointed by shareholders at the general meeting at the binding nomination of Next Alt. Altice CVC Lux is an indirect wholly owned subsidiary of Altice Europe N.V. Mr. Drahi, Next Alt and Altice Europe N.V. may each be deemed to beneficially own the shares of the Issuer owned by Altice CVC Lux.

F4 · ownership.nature: Mr. Drahi is the sole controlling shareholder of Uppernext S.C.S.p ("Uppernext"). As such, Mr. Drahi may be deemed to beneficially own shares of the Issuer held by Uppernext. A4 S.A., which is controlled by the family of Mr. Drahi, is an executive board member of Altice Europe N.V. Mr. Drahi is a director of the Issuer and Next Alt and A4 S.A. are parties to a stockholders agreement with the Issuer pursuant to which they have certain rights to appoint directors of the Issuer.

F5 · ownership.nature: Each Reporting Person disclaims beneficial ownership of all interests reported on this Form 4 except to the extent of such Reporting Person's pecuniary interests.

SEC source: 0001140361-20-014104 · form4.xml · nonDerivative · entry 3

Next Alt S.a.r.l. · CIK 0001709662 · Director · 10% owner

Drahi Patrick · CIK 0001709689 · Director · 10% owner

A4 S.A. · CIK 0001709665 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · Altice CVC Lux S.a r.l.

Disclosed balance after: 19,788,295

F2 · price: Represents the weighted average sale price. The highest price at which shares were sold was $25.25 and the lowest price at which shares were sold was $24.35. The Reporting Person undertakes to provide any security holder of Altice USA, Inc. or the staff of the SEC, upon request, full information regarding the number of shares sold at each specific price. These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Altice CVC Lux on June 3, 2020.

F3 · ownership.nature: Next Alt S.a r.l. ("Next Alt") is a personal holding company of Mr. Drahi, who is its controlling shareholder. As of the date of this report, Next Alt directly and indirectly owns 77.58% of the share capital and voting rights of Altice Europe N.V. Altice Europe N.V. maintains a one-tier board of four executive board members, one of whom is Mr. Drahi, and four non-executive board members. The executive board members are appointed by shareholders at the general meeting at the binding nomination of Next Alt. Altice CVC Lux is an indirect wholly owned subsidiary of Altice Europe N.V. Mr. Drahi, Next Alt and Altice Europe N.V. may each be deemed to beneficially own the shares of the Issuer owned by Altice CVC Lux.

F4 · ownership.nature: Mr. Drahi is the sole controlling shareholder of Uppernext S.C.S.p ("Uppernext"). As such, Mr. Drahi may be deemed to beneficially own shares of the Issuer held by Uppernext. A4 S.A., which is controlled by the family of Mr. Drahi, is an executive board member of Altice Europe N.V. Mr. Drahi is a director of the Issuer and Next Alt and A4 S.A. are parties to a stockholders agreement with the Issuer pursuant to which they have certain rights to appoint directors of the Issuer.

F5 · ownership.nature: Each Reporting Person disclaims beneficial ownership of all interests reported on this Form 4 except to the extent of such Reporting Person's pecuniary interests.

SEC source: 0001140361-20-014104 · form4.xml · nonDerivative · entry 2

Next Alt S.a.r.l. · CIK 0001709662 · Director · 10% owner

Drahi Patrick · CIK 0001709689 · Director · 10% owner

A4 S.A. · CIK 0001709665 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · Altice CVC Lux S.a r.l.

Disclosed balance after: 20,701,295

F1 · price: Represents the weighted average sale price. The highest price at which shares were sold was $23.98 and the lowest price at which shares were sold was $23.41. The Reporting Person undertakes to provide any security holder of Altice USA, Inc. or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each specific price. These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Altice CVC Lux S.a r.l. ("Altice CVC Lux") on June 3, 2020.

F3 · ownership.nature: Next Alt S.a r.l. ("Next Alt") is a personal holding company of Mr. Drahi, who is its controlling shareholder. As of the date of this report, Next Alt directly and indirectly owns 77.58% of the share capital and voting rights of Altice Europe N.V. Altice Europe N.V. maintains a one-tier board of four executive board members, one of whom is Mr. Drahi, and four non-executive board members. The executive board members are appointed by shareholders at the general meeting at the binding nomination of Next Alt. Altice CVC Lux is an indirect wholly owned subsidiary of Altice Europe N.V. Mr. Drahi, Next Alt and Altice Europe N.V. may each be deemed to beneficially own the shares of the Issuer owned by Altice CVC Lux.

F4 · ownership.nature: Mr. Drahi is the sole controlling shareholder of Uppernext S.C.S.p ("Uppernext"). As such, Mr. Drahi may be deemed to beneficially own shares of the Issuer held by Uppernext. A4 S.A., which is controlled by the family of Mr. Drahi, is an executive board member of Altice Europe N.V. Mr. Drahi is a director of the Issuer and Next Alt and A4 S.A. are parties to a stockholders agreement with the Issuer pursuant to which they have certain rights to appoint directors of the Issuer.

F5 · ownership.nature: Each Reporting Person disclaims beneficial ownership of all interests reported on this Form 4 except to the extent of such Reporting Person's pecuniary interests.

SEC source: 0001140361-20-013818 · form4.xml · nonDerivative · entry 3

Next Alt S.a.r.l. · CIK 0001709662 · Director · 10% owner

Drahi Patrick · CIK 0001709689 · Director · 10% owner

A4 S.A. · CIK 0001709665 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · Altice CVC Lux S.a r.l.

Disclosed balance after: 21,201,295

F2 · price: Represents the weighted average sale price. The highest price at which shares were sold was $24.80 and the lowest price at which shares were sold was $23.81. The Reporting Person undertakes to provide any security holder of Altice USA, Inc. or the staff of the SEC, upon request, full information regarding the number of shares sold at each specific price. These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Altice CVC Lux on June 3, 2020.

F3 · ownership.nature: Next Alt S.a r.l. ("Next Alt") is a personal holding company of Mr. Drahi, who is its controlling shareholder. As of the date of this report, Next Alt directly and indirectly owns 77.58% of the share capital and voting rights of Altice Europe N.V. Altice Europe N.V. maintains a one-tier board of four executive board members, one of whom is Mr. Drahi, and four non-executive board members. The executive board members are appointed by shareholders at the general meeting at the binding nomination of Next Alt. Altice CVC Lux is an indirect wholly owned subsidiary of Altice Europe N.V. Mr. Drahi, Next Alt and Altice Europe N.V. may each be deemed to beneficially own the shares of the Issuer owned by Altice CVC Lux.

F4 · ownership.nature: Mr. Drahi is the sole controlling shareholder of Uppernext S.C.S.p ("Uppernext"). As such, Mr. Drahi may be deemed to beneficially own shares of the Issuer held by Uppernext. A4 S.A., which is controlled by the family of Mr. Drahi, is an executive board member of Altice Europe N.V. Mr. Drahi is a director of the Issuer and Next Alt and A4 S.A. are parties to a stockholders agreement with the Issuer pursuant to which they have certain rights to appoint directors of the Issuer.

F5 · ownership.nature: Each Reporting Person disclaims beneficial ownership of all interests reported on this Form 4 except to the extent of such Reporting Person's pecuniary interests.

SEC source: 0001140361-20-013818 · form4.xml · nonDerivative · entry 2

Next Alt S.a.r.l. · CIK 0001709662 · Director · 10% owner

Drahi Patrick · CIK 0001709689 · Director · 10% owner

A4 S.A. · CIK 0001709665 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · Altice CVC Lux S.a r.l.

Disclosed balance after: 21,491,295

F1 · price: Represents the weighted average sale price. The highest price at which shares were sold was $25.07 and the lowest price at which shares were sold was $24.09. The Reporting Person undertakes to provide any security holder of Altice USA, Inc. or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each specific price. These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Altice CVC Lux S.a r.l. ("Altice CVC Lux") on June 3, 2020.

F3 · ownership.nature: Next Alt S.a r.l. ("Next Alt") is a personal holding company of Mr. Drahi, who is its controlling shareholder. As of the date of this report, Next Alt directly and indirectly owns 77.58% of the share capital and voting rights of Altice Europe N.V. Altice Europe N.V. maintains a one-tier board of four executive board members, one of whom is Mr. Drahi, and four non-executive board members. The executive board members are appointed by shareholders at the general meeting at the binding nomination of Next Alt. Altice CVC Lux is an indirect wholly owned subsidiary of Altice Europe N.V. Mr. Drahi, Next Alt and Altice Europe N.V. may each be deemed to beneficially own the shares of the Issuer owned by Altice CVC Lux.

F4 · ownership.nature: Mr. Drahi is the sole controlling shareholder of Uppernext S.C.S.p ("Uppernext"). As such, Mr. Drahi may be deemed to beneficially own shares of the Issuer held by Uppernext. A4 S.A., which is controlled by the family of Mr. Drahi, is an executive board member of Altice Europe N.V. Mr. Drahi is a director of the Issuer and Next Alt and A4 S.A. are parties to a stockholders agreement with the Issuer pursuant to which they have certain rights to appoint directors of the Issuer.

F5 · ownership.nature: Each Reporting Person disclaims beneficial ownership of all interests reported on this Form 4 except to the extent of such Reporting Person's pecuniary interests.

SEC source: 0001140361-20-013630 · form4.xml · nonDerivative · entry 3

Next Alt S.a.r.l. · CIK 0001709662 · Director · 10% owner

Drahi Patrick · CIK 0001709689 · Director · 10% owner

A4 S.A. · CIK 0001709665 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · Altice CVC Lux S.a r.l.

Disclosed balance after: 21,921,295

F2 · price: Represents the weighted average sale price. The highest price at which shares were sold was $26.01 and the lowest price at which shares were sold was $25.53. The Reporting Person undertakes to provide any security holder of Altice USA, Inc. or the staff of the SEC, upon request, full information regarding the number of shares sold at each specific price. These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Altice CVC Lux on June 3, 2020.

F3 · ownership.nature: Next Alt S.a r.l. ("Next Alt") is a personal holding company of Mr. Drahi, who is its controlling shareholder. As of the date of this report, Next Alt directly and indirectly owns 77.58% of the share capital and voting rights of Altice Europe N.V. Altice Europe N.V. maintains a one-tier board of four executive board members, one of whom is Mr. Drahi, and four non-executive board members. The executive board members are appointed by shareholders at the general meeting at the binding nomination of Next Alt. Altice CVC Lux is an indirect wholly owned subsidiary of Altice Europe N.V. Mr. Drahi, Next Alt and Altice Europe N.V. may each be deemed to beneficially own the shares of the Issuer owned by Altice CVC Lux.

F4 · ownership.nature: Mr. Drahi is the sole controlling shareholder of Uppernext S.C.S.p ("Uppernext"). As such, Mr. Drahi may be deemed to beneficially own shares of the Issuer held by Uppernext. A4 S.A., which is controlled by the family of Mr. Drahi, is an executive board member of Altice Europe N.V. Mr. Drahi is a director of the Issuer and Next Alt and A4 S.A. are parties to a stockholders agreement with the Issuer pursuant to which they have certain rights to appoint directors of the Issuer.

F5 · ownership.nature: Each Reporting Person disclaims beneficial ownership of all interests reported on this Form 4 except to the extent of such Reporting Person's pecuniary interests.

SEC source: 0000947871-20-000560 · ownership.xml · derivative · entry 3

Drahi Patrick · CIK 0001709689 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 843,733

Underlying: Class A common stock · 843,733 shares

Expires not disclosed

F7 · derivative.exercise_price: Each performance stock unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer. The PSUs vest on the day following the date on which the 30-day volume weighted average market price of the Issuer's Class A common stock equals or exceeds $60 per share.

F1 · date: The grant was approved by a committee of the board of directors of the Issuer in January 2020, subject to shareholder approval of the Amended and Restated Altice USA 2017 Long Term Incentive Plan (the "Plan") under which the grant was made. The Issuer's shareholders approved the Plan on June 10, 2020.

F7 · derivative.exercise_date: Each performance stock unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer. The PSUs vest on the day following the date on which the 30-day volume weighted average market price of the Issuer's Class A common stock equals or exceeds $60 per share.

F5 · derivative.expiration_date: The PSUs will be forfeited if the applicable performance measure is not achieved prior to January 29, 2024 (January 29, 2026 in the event of a recession or market disruption event prior to achievement of the performance measure) or if the Reporting Person does not continue to provide services to the Issuer through the achievement date of the applicable performance measure.

F6 · ownership.nature: These PSUs are held through a personal holding company that is wholly owned and controlled by the reporting person.

SEC source: 0000947871-20-000560 · ownership.xml · derivative · entry 2

Drahi Patrick · CIK 0001709689 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 346,240

Underlying: Class A common stock · 346,240 shares

Expires not disclosed

F4 · derivative.exercise_price: Each performance stock unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer. The PSUs vest on the day following the date on which the 30-day volume weighted average market price of the Issuer's Class A common stock equals or exceeds $50 per share.

F1 · date: The grant was approved by a committee of the board of directors of the Issuer in January 2020, subject to shareholder approval of the Amended and Restated Altice USA 2017 Long Term Incentive Plan (the "Plan") under which the grant was made. The Issuer's shareholders approved the Plan on June 10, 2020.

F4 · derivative.exercise_date: Each performance stock unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer. The PSUs vest on the day following the date on which the 30-day volume weighted average market price of the Issuer's Class A common stock equals or exceeds $50 per share.

F5 · derivative.expiration_date: The PSUs will be forfeited if the applicable performance measure is not achieved prior to January 29, 2024 (January 29, 2026 in the event of a recession or market disruption event prior to achievement of the performance measure) or if the Reporting Person does not continue to provide services to the Issuer through the achievement date of the applicable performance measure.

F6 · ownership.nature: These PSUs are held through a personal holding company that is wholly owned and controlled by the reporting person.

SEC source: 0000947871-20-000560 · ownership.xml · derivative · entry 1

Drahi Patrick · CIK 0001709689 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 4,000,000

Underlying: Class A common stock · 4,000,000 shares

Expires 2030-01-29

F1 · date: The grant was approved by a committee of the board of directors of the Issuer in January 2020, subject to shareholder approval of the Amended and Restated Altice USA 2017 Long Term Incentive Plan (the "Plan") under which the grant was made. The Issuer's shareholders approved the Plan on June 10, 2020.

F2 · derivative.exercise_date: These Options were granted under the Plan and are scheduled to vest 50% on December 27, 2021, 25% on December 27, 2022 and 25% on December 27, 2023.

F3 · ownership.nature: These Options are held through a personal holding company that is wholly owned and controlled by the reporting person.

SEC source: 0000947871-20-000559 · ownership.xml · derivative · entry 3

Boubazine Abdelhakim · CIK 0001708709 · President & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 421,867

Underlying: Class A common stock · 421,867 shares

Expires not disclosed

F5 · derivative.exercise_price: Each performance stock unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer. The PSUs vest on the day following the date on which the 30-day volume weighted average market price of the Issuer's Class A common stock equals or exceeds $60 per share.

F1 · date: The grant was approved by a committee of the board of directors of the Issuer in January 2020, subject to shareholder approval of the Amended and Restated Altice USA 2017 Long Term Incentive Plan (the "Plan") under which the grant was made. The Issuer's shareholders approved the Plan on June 10, 2020.

F5 · derivative.exercise_date: Each performance stock unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer. The PSUs vest on the day following the date on which the 30-day volume weighted average market price of the Issuer's Class A common stock equals or exceeds $60 per share.

F4 · derivative.expiration_date: The PSUs will be forfeited if the applicable performance measure is not achieved prior to January 29, 2024 (January 29, 2026 in the event of a recession or market disruption event prior to achievement of the performance measure) or if the Reporting Person does not continue to provide services to the Issuer through the achievement date of the applicable performance measure.