Warner Bros. Discovery, Inc.

SEC source: 0001209191-19-046676 · doc4.xml · nonDerivative · entry 6

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F3 · kind: On August 16, 2019, the seventeenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $10.778, which was below the Put Strike Price. As a result, the Reporting Person received $22.390 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F3 · price: On August 16, 2019, the seventeenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $10.778, which was below the Put Strike Price. As a result, the Reporting Person received $22.390 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-046676 · doc4.xml · nonDerivative · entry 5

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F3 · kind: On August 16, 2019, the seventeenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $10.778, which was below the Put Strike Price. As a result, the Reporting Person received $22.390 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F3 · price: On August 16, 2019, the seventeenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $10.778, which was below the Put Strike Price. As a result, the Reporting Person received $22.390 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-046676 · doc4.xml · derivative · entry 13

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 1,966,656

Underlying: Units of Class A Voting Shares and Class B Non-Voting Shares · 33,334 shares

Expires 2019-08-15

F1 · kind: On August 15, 2019, the sixteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $10.928, which was below the Put Strike Price. As a result, the Reporting Person received $22.239 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 15, 2019, the sixteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $10.928, which was below the Put Strike Price. As a result, the Reporting Person received $22.239 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F5 · price: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · price: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · price: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · price: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · price: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F10 · price: As reported on a previously filed Form 4, in exchange for the Bank's entering into the Transaction, Discovery paid the Bank a premium of $3,599,595 and pledged 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares of the Issuer to the Bank to secure its obligations under the Transaction. In connection with each settlement of the put options described above, the number of pledged shares was reduced by 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares. In most circumstances, Discovery retains voting rights in the pledged shares during the term of the pledge, but Discovery is obligated to share with the Bank the economic benefit of any dividends paid during the term of the pledge based on a formula that takes into account a theoretical hedging position by the Bank.

F5 · derivative.exercise_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.exercise_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.exercise_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.exercise_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.exercise_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F5 · derivative.expiration_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.expiration_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.expiration_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.expiration_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.expiration_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F1 · derivative.underlying_shares: On August 15, 2019, the sixteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $10.928, which was below the Put Strike Price. As a result, the Reporting Person received $22.239 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-046676 · doc4.xml · nonDerivative · entry 4

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F1 · kind: On August 15, 2019, the sixteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $10.928, which was below the Put Strike Price. As a result, the Reporting Person received $22.239 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 15, 2019, the sixteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $10.928, which was below the Put Strike Price. As a result, the Reporting Person received $22.239 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-046676 · doc4.xml · nonDerivative · entry 3

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F1 · kind: On August 15, 2019, the sixteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $10.928, which was below the Put Strike Price. As a result, the Reporting Person received $22.239 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 15, 2019, the sixteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $10.928, which was below the Put Strike Price. As a result, the Reporting Person received $22.239 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-046676 · doc4.xml · nonDerivative · entry 2

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F1 · kind: On August 15, 2019, the sixteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $10.928, which was below the Put Strike Price. As a result, the Reporting Person received $22.239 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 15, 2019, the sixteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $10.928, which was below the Put Strike Price. As a result, the Reporting Person received $22.239 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-046676 · doc4.xml · nonDerivative · entry 1

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F1 · kind: On August 15, 2019, the sixteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $10.928, which was below the Put Strike Price. As a result, the Reporting Person received $22.239 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 15, 2019, the sixteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $10.928, which was below the Put Strike Price. As a result, the Reporting Person received $22.239 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045989 · doc4.xml · derivative · entry 15

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 1,999,990

Underlying: Units of Class A Voting Shares and Class B Non-Voting Shares · 33,334 shares

Expires 2019-08-14

F4 · kind: On August 14, 2019, the fifteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.288, which was below the Put Strike Price. As a result, the Reporting Person received $21.879 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F4 · price: On August 14, 2019, the fifteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.288, which was below the Put Strike Price. As a result, the Reporting Person received $21.879 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F5 · price: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · price: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · price: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · price: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · price: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F10 · price: As reported on a previously filed Form 4, in exchange for the Bank's entering into the Transaction, Discovery paid the Bank a premium of $3,599,595 and pledged 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares of the Issuer to the Bank to secure its obligations under the Transaction. In connection with each settlement of the put options described above, the number of pledged shares was reduced by 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares. In most circumstances, Discovery retains voting rights in the pledged shares during the term of the pledge, but Discovery is obligated to share with the Bank the economic benefit of any dividends paid during the term of the pledge based on a formula that takes into account a theoretical hedging position by the Bank.

F5 · derivative.exercise_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.exercise_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.exercise_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.exercise_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.exercise_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F5 · derivative.expiration_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.expiration_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.expiration_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.expiration_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.expiration_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F4 · derivative.underlying_shares: On August 14, 2019, the fifteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.288, which was below the Put Strike Price. As a result, the Reporting Person received $21.879 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045989 · doc4.xml · nonDerivative · entry 12

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F4 · kind: On August 14, 2019, the fifteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.288, which was below the Put Strike Price. As a result, the Reporting Person received $21.879 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F4 · price: On August 14, 2019, the fifteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.288, which was below the Put Strike Price. As a result, the Reporting Person received $21.879 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045989 · doc4.xml · nonDerivative · entry 11

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F4 · kind: On August 14, 2019, the fifteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.288, which was below the Put Strike Price. As a result, the Reporting Person received $21.879 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F4 · price: On August 14, 2019, the fifteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.288, which was below the Put Strike Price. As a result, the Reporting Person received $21.879 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045989 · doc4.xml · nonDerivative · entry 10

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F4 · kind: On August 14, 2019, the fifteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.288, which was below the Put Strike Price. As a result, the Reporting Person received $21.879 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F4 · price: On August 14, 2019, the fifteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.288, which was below the Put Strike Price. As a result, the Reporting Person received $21.879 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045989 · doc4.xml · nonDerivative · entry 9

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F4 · kind: On August 14, 2019, the fifteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.288, which was below the Put Strike Price. As a result, the Reporting Person received $21.879 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F4 · price: On August 14, 2019, the fifteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.288, which was below the Put Strike Price. As a result, the Reporting Person received $21.879 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045989 · doc4.xml · derivative · entry 14

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,033,324

Underlying: Units of Class A Voting Shares and Class B Non-Voting Shares · 33,334 shares

Expires 2019-08-13

F3 · kind: On August 13, 2019, the fourteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.934, which was below the Put Strike Price. As a result, the Reporting Person received $21.233 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F3 · price: On August 13, 2019, the fourteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.934, which was below the Put Strike Price. As a result, the Reporting Person received $21.233 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F5 · price: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · price: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · price: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · price: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · price: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F10 · price: As reported on a previously filed Form 4, in exchange for the Bank's entering into the Transaction, Discovery paid the Bank a premium of $3,599,595 and pledged 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares of the Issuer to the Bank to secure its obligations under the Transaction. In connection with each settlement of the put options described above, the number of pledged shares was reduced by 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares. In most circumstances, Discovery retains voting rights in the pledged shares during the term of the pledge, but Discovery is obligated to share with the Bank the economic benefit of any dividends paid during the term of the pledge based on a formula that takes into account a theoretical hedging position by the Bank.

F5 · derivative.exercise_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.exercise_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.exercise_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.exercise_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.exercise_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F5 · derivative.expiration_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.expiration_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.expiration_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.expiration_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.expiration_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F3 · derivative.underlying_shares: On August 13, 2019, the fourteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.934, which was below the Put Strike Price. As a result, the Reporting Person received $21.233 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045989 · doc4.xml · nonDerivative · entry 8

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F3 · kind: On August 13, 2019, the fourteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.934, which was below the Put Strike Price. As a result, the Reporting Person received $21.233 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F3 · price: On August 13, 2019, the fourteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.934, which was below the Put Strike Price. As a result, the Reporting Person received $21.233 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045989 · doc4.xml · nonDerivative · entry 7

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F3 · kind: On August 13, 2019, the fourteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.934, which was below the Put Strike Price. As a result, the Reporting Person received $21.233 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F3 · price: On August 13, 2019, the fourteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.934, which was below the Put Strike Price. As a result, the Reporting Person received $21.233 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045989 · doc4.xml · nonDerivative · entry 6

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F3 · kind: On August 13, 2019, the fourteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.934, which was below the Put Strike Price. As a result, the Reporting Person received $21.233 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F3 · price: On August 13, 2019, the fourteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.934, which was below the Put Strike Price. As a result, the Reporting Person received $21.233 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045989 · doc4.xml · nonDerivative · entry 5

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F3 · kind: On August 13, 2019, the fourteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.934, which was below the Put Strike Price. As a result, the Reporting Person received $21.233 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F3 · price: On August 13, 2019, the fourteenth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.934, which was below the Put Strike Price. As a result, the Reporting Person received $21.233 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045989 · doc4.xml · derivative · entry 13

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,066,668

Underlying: Units of Class A Voting Shares and Class B Non-Voting Shares · 33,334 shares

Expires 2019-08-12

F1 · kind: On August 12, 2019, the thirteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.222, which was below the Put Strike Price. As a result, the Reporting Person received $20.945 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 12, 2019, the thirteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.222, which was below the Put Strike Price. As a result, the Reporting Person received $20.945 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F5 · price: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · price: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · price: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · price: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · price: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F10 · price: As reported on a previously filed Form 4, in exchange for the Bank's entering into the Transaction, Discovery paid the Bank a premium of $3,599,595 and pledged 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares of the Issuer to the Bank to secure its obligations under the Transaction. In connection with each settlement of the put options described above, the number of pledged shares was reduced by 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares. In most circumstances, Discovery retains voting rights in the pledged shares during the term of the pledge, but Discovery is obligated to share with the Bank the economic benefit of any dividends paid during the term of the pledge based on a formula that takes into account a theoretical hedging position by the Bank.

F5 · derivative.exercise_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.exercise_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.exercise_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.exercise_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.exercise_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F5 · derivative.expiration_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.expiration_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.expiration_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.expiration_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.expiration_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F1 · derivative.underlying_shares: On August 12, 2019, the thirteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.222, which was below the Put Strike Price. As a result, the Reporting Person received $20.945 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045989 · doc4.xml · nonDerivative · entry 4

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F1 · kind: On August 12, 2019, the thirteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.222, which was below the Put Strike Price. As a result, the Reporting Person received $20.945 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 12, 2019, the thirteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.222, which was below the Put Strike Price. As a result, the Reporting Person received $20.945 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045989 · doc4.xml · nonDerivative · entry 3

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F1 · kind: On August 12, 2019, the thirteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.222, which was below the Put Strike Price. As a result, the Reporting Person received $20.945 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 12, 2019, the thirteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.222, which was below the Put Strike Price. As a result, the Reporting Person received $20.945 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045989 · doc4.xml · nonDerivative · entry 2

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F1 · kind: On August 12, 2019, the thirteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.222, which was below the Put Strike Price. As a result, the Reporting Person received $20.945 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 12, 2019, the thirteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.222, which was below the Put Strike Price. As a result, the Reporting Person received $20.945 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045989 · doc4.xml · nonDerivative · entry 1

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F1 · kind: On August 12, 2019, the thirteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.222, which was below the Put Strike Price. As a result, the Reporting Person received $20.945 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 12, 2019, the thirteenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.222, which was below the Put Strike Price. As a result, the Reporting Person received $20.945 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045391 · doc4.xml · derivative · entry 15

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,099,992

Underlying: Units of Class A Voting Shares and Class B Non-Voting Shares · 33,334 shares

Expires 2019-08-09

F4 · kind: On August 9, 2019, the twelfth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $12.478, which was below the Put Strike Price. As a result, the Reporting Person received $20.689 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F4 · price: On August 9, 2019, the twelfth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $12.478, which was below the Put Strike Price. As a result, the Reporting Person received $20.689 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F5 · price: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · price: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · price: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · price: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · price: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F10 · price: As reported on a previously filed Form 4, in exchange for the Bank's entering into the Transaction, Discovery paid the Bank a premium of $3,599,595 and pledged 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares of the Issuer to the Bank to secure its obligations under the Transaction. In connection with each settlement of the put options described above, the number of pledged shares was reduced by 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares. In most circumstances, Discovery retains voting rights in the pledged shares during the term of the pledge, but Discovery is obligated to share with the Bank the economic benefit of any dividends paid during the term of the pledge based on a formula that takes into account a theoretical hedging position by the Bank.

F5 · derivative.exercise_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.exercise_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.exercise_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.exercise_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.exercise_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F5 · derivative.expiration_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.expiration_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.expiration_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.expiration_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.expiration_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F4 · derivative.underlying_shares: On August 9, 2019, the twelfth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $12.478, which was below the Put Strike Price. As a result, the Reporting Person received $20.689 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045391 · doc4.xml · nonDerivative · entry 12

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F4 · kind: On August 9, 2019, the twelfth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $12.478, which was below the Put Strike Price. As a result, the Reporting Person received $20.689 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F4 · price: On August 9, 2019, the twelfth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $12.478, which was below the Put Strike Price. As a result, the Reporting Person received $20.689 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045391 · doc4.xml · nonDerivative · entry 11

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F4 · kind: On August 9, 2019, the twelfth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $12.478, which was below the Put Strike Price. As a result, the Reporting Person received $20.689 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F4 · price: On August 9, 2019, the twelfth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $12.478, which was below the Put Strike Price. As a result, the Reporting Person received $20.689 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045391 · doc4.xml · nonDerivative · entry 10

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F4 · kind: On August 9, 2019, the twelfth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $12.478, which was below the Put Strike Price. As a result, the Reporting Person received $20.689 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F4 · price: On August 9, 2019, the twelfth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $12.478, which was below the Put Strike Price. As a result, the Reporting Person received $20.689 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045391 · doc4.xml · nonDerivative · entry 9

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F4 · kind: On August 9, 2019, the twelfth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $12.478, which was below the Put Strike Price. As a result, the Reporting Person received $20.689 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F4 · price: On August 9, 2019, the twelfth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $12.478, which was below the Put Strike Price. As a result, the Reporting Person received $20.689 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045391 · doc4.xml · derivative · entry 14

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,133,326

Underlying: Units of Class A Voting Shares and Class B Non-Voting Shares · 33,334 shares

Expires 2019-08-08

F3 · kind: On August 8, 2019, the eleventh Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.107, which was below the Put Strike Price. As a result, the Reporting Person received $21.060 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F3 · price: On August 8, 2019, the eleventh Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.107, which was below the Put Strike Price. As a result, the Reporting Person received $21.060 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F5 · price: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · price: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · price: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · price: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · price: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F10 · price: As reported on a previously filed Form 4, in exchange for the Bank's entering into the Transaction, Discovery paid the Bank a premium of $3,599,595 and pledged 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares of the Issuer to the Bank to secure its obligations under the Transaction. In connection with each settlement of the put options described above, the number of pledged shares was reduced by 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares. In most circumstances, Discovery retains voting rights in the pledged shares during the term of the pledge, but Discovery is obligated to share with the Bank the economic benefit of any dividends paid during the term of the pledge based on a formula that takes into account a theoretical hedging position by the Bank.

F5 · derivative.exercise_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.exercise_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.exercise_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.exercise_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.exercise_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F5 · derivative.expiration_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.expiration_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.expiration_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.expiration_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.expiration_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F3 · derivative.underlying_shares: On August 8, 2019, the eleventh Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.107, which was below the Put Strike Price. As a result, the Reporting Person received $21.060 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045391 · doc4.xml · nonDerivative · entry 8

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F3 · kind: On August 8, 2019, the eleventh Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.107, which was below the Put Strike Price. As a result, the Reporting Person received $21.060 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F3 · price: On August 8, 2019, the eleventh Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.107, which was below the Put Strike Price. As a result, the Reporting Person received $21.060 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045391 · doc4.xml · nonDerivative · entry 7

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F3 · kind: On August 8, 2019, the eleventh Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.107, which was below the Put Strike Price. As a result, the Reporting Person received $21.060 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F3 · price: On August 8, 2019, the eleventh Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.107, which was below the Put Strike Price. As a result, the Reporting Person received $21.060 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045391 · doc4.xml · nonDerivative · entry 6

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F3 · kind: On August 8, 2019, the eleventh Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.107, which was below the Put Strike Price. As a result, the Reporting Person received $21.060 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F3 · price: On August 8, 2019, the eleventh Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.107, which was below the Put Strike Price. As a result, the Reporting Person received $21.060 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045391 · doc4.xml · nonDerivative · entry 5

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F3 · kind: On August 8, 2019, the eleventh Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.107, which was below the Put Strike Price. As a result, the Reporting Person received $21.060 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F3 · price: On August 8, 2019, the eleventh Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.107, which was below the Put Strike Price. As a result, the Reporting Person received $21.060 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045391 · doc4.xml · derivative · entry 13

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,166,660

Underlying: Units of Class A Voting Shares and Class B Non-Voting Shares · 33,334 shares

Expires 2019-08-07

F1 · kind: On August 7, 2019, the tenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.621, which was below the Put Strike Price. As a result, the Reporting Person received $21.546 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 7, 2019, the tenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.621, which was below the Put Strike Price. As a result, the Reporting Person received $21.546 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F5 · price: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · price: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · price: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · price: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · price: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F10 · price: As reported on a previously filed Form 4, in exchange for the Bank's entering into the Transaction, Discovery paid the Bank a premium of $3,599,595 and pledged 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares of the Issuer to the Bank to secure its obligations under the Transaction. In connection with each settlement of the put options described above, the number of pledged shares was reduced by 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares. In most circumstances, Discovery retains voting rights in the pledged shares during the term of the pledge, but Discovery is obligated to share with the Bank the economic benefit of any dividends paid during the term of the pledge based on a formula that takes into account a theoretical hedging position by the Bank.

F5 · derivative.exercise_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.exercise_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.exercise_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.exercise_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.exercise_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F5 · derivative.expiration_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.expiration_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.expiration_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.expiration_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.expiration_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F1 · derivative.underlying_shares: On August 7, 2019, the tenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.621, which was below the Put Strike Price. As a result, the Reporting Person received $21.546 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045391 · doc4.xml · nonDerivative · entry 4

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F1 · kind: On August 7, 2019, the tenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.621, which was below the Put Strike Price. As a result, the Reporting Person received $21.546 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 7, 2019, the tenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.621, which was below the Put Strike Price. As a result, the Reporting Person received $21.546 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045391 · doc4.xml · nonDerivative · entry 3

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F1 · kind: On August 7, 2019, the tenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.621, which was below the Put Strike Price. As a result, the Reporting Person received $21.546 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 7, 2019, the tenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.621, which was below the Put Strike Price. As a result, the Reporting Person received $21.546 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045391 · doc4.xml · nonDerivative · entry 2

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F1 · kind: On August 7, 2019, the tenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.621, which was below the Put Strike Price. As a result, the Reporting Person received $21.546 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 7, 2019, the tenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.621, which was below the Put Strike Price. As a result, the Reporting Person received $21.546 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-045391 · doc4.xml · nonDerivative · entry 1

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F1 · kind: On August 7, 2019, the tenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.621, which was below the Put Strike Price. As a result, the Reporting Person received $21.546 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 7, 2019, the tenth Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $11.621, which was below the Put Strike Price. As a result, the Reporting Person received $21.546 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-044884 · doc4.xml · derivative · entry 15

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,199,994

Underlying: Units of Class A Voting Shares and Class B Non-Voting Shares · 33,334 shares

Expires 2019-08-06

F4 · kind: On August 6, 2019, the ninth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.853, which was below the Put Strike Price. As a result, the Reporting Person received $21.314 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F4 · price: On August 6, 2019, the ninth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.853, which was below the Put Strike Price. As a result, the Reporting Person received $21.314 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F5 · price: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · price: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · price: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · price: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · price: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F10 · price: As reported on a previously filed Form 4, in exchange for the Bank's entering into the Transaction, Discovery paid the Bank a premium of $3,599,595 and pledged 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares of the Issuer to the Bank to secure its obligations under the Transaction. In connection with each settlement of the put options described above, the number of pledged shares was reduced by 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares. In most circumstances, Discovery retains voting rights in the pledged shares during the term of the pledge, but Discovery is obligated to share with the Bank the economic benefit of any dividends paid during the term of the pledge based on a formula that takes into account a theoretical hedging position by the Bank.

F5 · derivative.exercise_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.exercise_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.exercise_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.exercise_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.exercise_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F5 · derivative.expiration_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.expiration_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.expiration_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.expiration_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.expiration_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F4 · derivative.underlying_shares: On August 6, 2019, the ninth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.853, which was below the Put Strike Price. As a result, the Reporting Person received $21.314 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-044884 · doc4.xml · nonDerivative · entry 12

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F4 · kind: On August 6, 2019, the ninth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.853, which was below the Put Strike Price. As a result, the Reporting Person received $21.314 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F4 · price: On August 6, 2019, the ninth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.853, which was below the Put Strike Price. As a result, the Reporting Person received $21.314 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-044884 · doc4.xml · nonDerivative · entry 11

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F4 · kind: On August 6, 2019, the ninth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.853, which was below the Put Strike Price. As a result, the Reporting Person received $21.314 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F4 · price: On August 6, 2019, the ninth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.853, which was below the Put Strike Price. As a result, the Reporting Person received $21.314 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-044884 · doc4.xml · nonDerivative · entry 10

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F4 · kind: On August 6, 2019, the ninth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.853, which was below the Put Strike Price. As a result, the Reporting Person received $21.314 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F4 · price: On August 6, 2019, the ninth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.853, which was below the Put Strike Price. As a result, the Reporting Person received $21.314 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-044884 · doc4.xml · nonDerivative · entry 9

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F4 · kind: On August 6, 2019, the ninth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.853, which was below the Put Strike Price. As a result, the Reporting Person received $21.314 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F4 · price: On August 6, 2019, the ninth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price of $11.853, which was below the Put Strike Price. As a result, the Reporting Person received $21.314 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-044884 · doc4.xml · derivative · entry 14

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,233,328

Underlying: Units of Class A Voting Shares and Class B Non-Voting Shares · 33,334 shares

Expires 2019-08-05

F3 · kind: On August 5, 2019, the eighth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.136, which was below the Put Strike Price. As a result, the Reporting Person received $21.031 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F3 · price: On August 5, 2019, the eighth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.136, which was below the Put Strike Price. As a result, the Reporting Person received $21.031 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F5 · price: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · price: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · price: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · price: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · price: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F10 · price: As reported on a previously filed Form 4, in exchange for the Bank's entering into the Transaction, Discovery paid the Bank a premium of $3,599,595 and pledged 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares of the Issuer to the Bank to secure its obligations under the Transaction. In connection with each settlement of the put options described above, the number of pledged shares was reduced by 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares. In most circumstances, Discovery retains voting rights in the pledged shares during the term of the pledge, but Discovery is obligated to share with the Bank the economic benefit of any dividends paid during the term of the pledge based on a formula that takes into account a theoretical hedging position by the Bank.

F5 · derivative.exercise_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.exercise_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.exercise_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.exercise_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.exercise_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F5 · derivative.expiration_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.expiration_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.expiration_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.expiration_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.expiration_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F3 · derivative.underlying_shares: On August 5, 2019, the eighth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.136, which was below the Put Strike Price. As a result, the Reporting Person received $21.031 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-044884 · doc4.xml · nonDerivative · entry 8

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F3 · kind: On August 5, 2019, the eighth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.136, which was below the Put Strike Price. As a result, the Reporting Person received $21.031 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F3 · price: On August 5, 2019, the eighth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.136, which was below the Put Strike Price. As a result, the Reporting Person received $21.031 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-044884 · doc4.xml · nonDerivative · entry 7

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F3 · kind: On August 5, 2019, the eighth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.136, which was below the Put Strike Price. As a result, the Reporting Person received $21.031 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F3 · price: On August 5, 2019, the eighth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.136, which was below the Put Strike Price. As a result, the Reporting Person received $21.031 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-044884 · doc4.xml · nonDerivative · entry 6

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F3 · kind: On August 5, 2019, the eighth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.136, which was below the Put Strike Price. As a result, the Reporting Person received $21.031 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F3 · price: On August 5, 2019, the eighth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.136, which was below the Put Strike Price. As a result, the Reporting Person received $21.031 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-044884 · doc4.xml · nonDerivative · entry 5

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,483,333

F3 · kind: On August 5, 2019, the eighth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.136, which was below the Put Strike Price. As a result, the Reporting Person received $21.031 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F3 · price: On August 5, 2019, the eighth Component of Tranche I of the Transaction expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.136, which was below the Put Strike Price. As a result, the Reporting Person received $21.031 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-044884 · doc4.xml · derivative · entry 13

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,266,662

Underlying: Units of Class A Voting Shares and Class B Non-Voting Shares · 33,334 shares

Expires 2019-08-02

F1 · kind: On August 2, 2019, the seventh Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.146, which was below the Put Strike Price. As a result, the Reporting Person received $21.021 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 2, 2019, the seventh Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.146, which was below the Put Strike Price. As a result, the Reporting Person received $21.021 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F5 · price: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · price: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · price: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · price: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · price: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F10 · price: As reported on a previously filed Form 4, in exchange for the Bank's entering into the Transaction, Discovery paid the Bank a premium of $3,599,595 and pledged 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares of the Issuer to the Bank to secure its obligations under the Transaction. In connection with each settlement of the put options described above, the number of pledged shares was reduced by 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares. In most circumstances, Discovery retains voting rights in the pledged shares during the term of the pledge, but Discovery is obligated to share with the Bank the economic benefit of any dividends paid during the term of the pledge based on a formula that takes into account a theoretical hedging position by the Bank.

F5 · derivative.exercise_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.exercise_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.exercise_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.exercise_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.exercise_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F5 · derivative.expiration_date: The Transaction is divided into three individual tranches (each a "Tranche") with each Tranche divided into 25 individual components (each a "Component"); the expiration dates of the options included in the Components constituting Tranche 1 are the 25 trading days from July 25, 2019 through August 28, 2019, inclusive; the expiration dates of the options included in the Components constituting Tranche 2 are the 25 trading days from October 23, 2020 through November 30, 2020, inclusive; and the expiration dates of the Components constituting Tranche 3 are the 25 trading days from January 25, 2022 through March 1, 2022, inclusive.

F6 · derivative.expiration_date: On the relevant expiration date for each Component: the call option will automatically be exercised if the Settlement Price is greater than $52.677 (the "Call Strike Price"); the put option will automatically be exercised if the reference price is less than or equal to $33.167 (the "Put Strike Price"); and the call right and the put right will expire unexercised if the reference price is greater than the Put Strike Price but less than the Call Strike Price.

F7 · derivative.expiration_date: The "Settlement Price" means the sum of (i) the volume weighted average trading price of a Class A Voting Share multiplied by 0.5 and (ii) the volume weighted average trading price of a Class B Non-Voting Share multiplied by 0.5, in each case on the expiration date for the relevant Component. The options will be settled in cash unless Discovery elects physical settlement.

F8 · derivative.expiration_date: As reported on a previously filed Form 4, on November 12, 2015, Discovery Lightning Investments Limited ("Discovery"), a wholly-owned subsidiary of Discovery, Inc., entered into a Collar Transaction (the "Transaction") with an unaffiliated bank (the "Bank"), pursuant to which Discovery wrote covered call options and purchased put options over an aggregate of 2,500,000 Common Shares. In connection with a reclassification of the Issuer's common shares, pursuant to a notice dated February 10, 2017 given by the Bank, the terms of the Transaction were adjusted in a transaction exempt under Rule 16b-7 to reflect the reclassification, with no changes to the economic rights and obligations of either Discovery or the Bank. As adjusted, the Transaction relates to 2,500,000 units, each consisting of 0.5 Class A Voting Shares and 0.5 Class B Non-Voting Shares, for an aggregate of 1,250,000 Class A Voting Shares and 1,250,000 Class B Non-Voting Shares.

F9 · derivative.expiration_date: Each Component relates to 16,667 Class A Voting Shares and 16,667 Class B Non-Voting Shares (or, in the case of the options included in the Components having the final expiration date for each Tranche, 16,658.5 Class A Voting Shares and 16,658.5 Class B Non-Voting Shares) in the case of Tranche 1 and Tranche 2 and 16,659 Class A Voting Shares and 16,659 Class B Non-Voting Shares in the case of Tranche 3).

F1 · derivative.underlying_shares: On August 2, 2019, the seventh Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.146, which was below the Put Strike Price. As a result, the Reporting Person received $21.021 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-044884 · doc4.xml · nonDerivative · entry 4

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F1 · kind: On August 2, 2019, the seventh Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.146, which was below the Put Strike Price. As a result, the Reporting Person received $21.021 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 2, 2019, the seventh Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.146, which was below the Put Strike Price. As a result, the Reporting Person received $21.021 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.

SEC source: 0001209191-19-044884 · doc4.xml · nonDerivative · entry 3

Discovery, Inc. · CIK 0001437107 · See Remarks

Discovery Lightning Investments LTD · CIK 0001658101 · See Remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By subsidiary

Disclosed balance after: 2,500,000

F1 · kind: On August 2, 2019, the seventh Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.146, which was below the Put Strike Price. As a result, the Reporting Person received $21.021 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F1 · price: On August 2, 2019, the seventh Component of Tranche I of the Transaction (as defined and described below) expired. The Component was cash settled at a Settlement Price (as defined and described in note 8 below) of $12.146, which was below the Put Strike Price. As a result, the Reporting Person received $21.021 for each unit (as described in note 5 below) in cash from the Bank pursuant to the terms of the Transaction.

F2 · ownership.direct: The shares are held directly by Discovery Lightning Investments Limited, an indirect wholly-owned subsidiary of Discovery, Inc.