ARQ

SEC source: 0001515156-24-000013 · wk-form4a_1706218413.xml · nonDerivative · entry 3

McIntyre Julian Alexander · CIK 0001963363 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By MWB Limited

Disclosed balance after: 348,632

F1 · date: On July 24, 2023, the reporting person filed a Form 4 which inadvertendly omitted certain indirect beneficial ownership interests in the issuer's Common Stock and Series A Convertible Preferred Stock. As reported in this amendment, the reporting person indirectly owned additional interests in the issuer's Common Stock and disposed of interests in the issuer's Series A Convertible Preferred Stock through their control of Markham Fuels Management Limited, and control of Allard Services Limited, which controls MWB Limited. This amended filing on Form 4/A reflects the shares obtained by Markham Fuels Management Limited and MWB Limited in the conversion referenced in footnote (1).

F2 · kind: The shares of Series A Convertible Preferred Stock converted to an equal number of shares of the Issuer's Common Stock upon the approval by the holders of the percentage of Common Stock required to approve such conversion under the applicable rules of The Nasdaq Stock Market, without the need for any action on the part of the holders of the Series A Convertible Preferred Stock.

F4 · ownership.nature: The shares reported on this row are held by MWB Limited, which is controlled by Allard Services Limited. Julian McIntyre, a Director of the Issuer, controls Allard Services Limited and therefore may be deemed to be an indirect beneficial owner of the securities reported herein.

SEC source: 0001515156-24-000013 · wk-form4a_1706218413.xml · nonDerivative · entry 2

McIntyre Julian Alexander · CIK 0001963363 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Markham Fuels Management Limited

Disclosed balance after: 0

F1 · date: On July 24, 2023, the reporting person filed a Form 4 which inadvertendly omitted certain indirect beneficial ownership interests in the issuer's Common Stock and Series A Convertible Preferred Stock. As reported in this amendment, the reporting person indirectly owned additional interests in the issuer's Common Stock and disposed of interests in the issuer's Series A Convertible Preferred Stock through their control of Markham Fuels Management Limited, and control of Allard Services Limited, which controls MWB Limited. This amended filing on Form 4/A reflects the shares obtained by Markham Fuels Management Limited and MWB Limited in the conversion referenced in footnote (1).

F2 · kind: The shares of Series A Convertible Preferred Stock converted to an equal number of shares of the Issuer's Common Stock upon the approval by the holders of the percentage of Common Stock required to approve such conversion under the applicable rules of The Nasdaq Stock Market, without the need for any action on the part of the holders of the Series A Convertible Preferred Stock.

F5 · shares: This amount includes 272 shares of Series A Convertible Preferred Stock received on April 21, 2023, as dividends paid in-kind for the first quarter of 2023, which acquisition was exempt from Section 16 of the Securities Exchange Act of 1934, as amended, pursuant to Rule 16a-9 thereunder.

F6 · ownership.nature: The shares reported on this row are held by Markham Fuels Management Limited. Julian McIntyre, a Director of the Issuer, controls Markham Fuels Management Limited and therefore is an indirect beneficial owner of the securities reported herein.

SEC source: 0001515156-24-000013 · wk-form4a_1706218413.xml · nonDerivative · entry 1

McIntyre Julian Alexander · CIK 0001963363 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By MWB Limited

Disclosed balance after: 0

F1 · date: On July 24, 2023, the reporting person filed a Form 4 which inadvertendly omitted certain indirect beneficial ownership interests in the issuer's Common Stock and Series A Convertible Preferred Stock. As reported in this amendment, the reporting person indirectly owned additional interests in the issuer's Common Stock and disposed of interests in the issuer's Series A Convertible Preferred Stock through their control of Markham Fuels Management Limited, and control of Allard Services Limited, which controls MWB Limited. This amended filing on Form 4/A reflects the shares obtained by Markham Fuels Management Limited and MWB Limited in the conversion referenced in footnote (1).

F2 · kind: The shares of Series A Convertible Preferred Stock converted to an equal number of shares of the Issuer's Common Stock upon the approval by the holders of the percentage of Common Stock required to approve such conversion under the applicable rules of The Nasdaq Stock Market, without the need for any action on the part of the holders of the Series A Convertible Preferred Stock.

F3 · shares: This amount includes 2,414 shares of Series A Convertible Preferred Stock received on April 21, 2023, as dividends paid in-kind for the first quarter of 2023, which acquisition was exempt from Section 16 of the Securities Exchange Act of 1934, as amended, pursuant to Rule 16a-9 thereunder.

F4 · ownership.nature: The shares reported on this row are held by MWB Limited, which is controlled by Allard Services Limited. Julian McIntyre, a Director of the Issuer, controls Allard Services Limited and therefore may be deemed to be an indirect beneficial owner of the securities reported herein.

SEC source: 0001515156-23-000099 · wk-form4_1689806603.xml · derivative · entry 4

Rasmus Robert E. · CIK 0001555130 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 400,000

Underlying: Common Stock · 400,000 shares

Expires not disclosed

F4 · derivative.exercise_price: Represents restricted stock units ("RSUs") granted to Mr. Rasmus as an employment inducement award. Each RSU represents the right to receive one share of Common Stock upon vesting and settlement.

F5 · derivative.exercise_date: 250,000 RSUs vest when the volume weighted average price ("VWAP") of the Common Stock over a 30-day period equals $10.00 per share and 150,000 RSUs vest when the VWAP over a 30-day period equals $15.00 per share, in each case, prior to the third anniversary of the date of grant.

F5 · derivative.expiration_date: 250,000 RSUs vest when the volume weighted average price ("VWAP") of the Common Stock over a 30-day period equals $10.00 per share and 150,000 RSUs vest when the VWAP over a 30-day period equals $15.00 per share, in each case, prior to the third anniversary of the date of grant.

SEC source: 0001515156-23-000099 · wk-form4_1689806603.xml · derivative · entry 3

Rasmus Robert E. · CIK 0001555130 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,000,000

Underlying: Common Stock · 1,000,000 shares

Expires 2033-07-17

F3 · derivative.exercise_date: Represents options to purchase Common Stock granted to Mr. Rasmus as an employment inducement award. The options will vest ratably in three equal annual installments on each anniversary of the date of grant.

SEC source: 0001515156-23-000099 · wk-form4_1689806603.xml · nonDerivative · entry 2

Rasmus Robert E. · CIK 0001555130 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By RER Legacy Investments II LLC.

Disclosed balance after: 527,779

F1 · kind: Mr. Rasmus agreed to acquire the shares of the Issuer's common stock, par value $0.001 (the "Common Stock"), reported on this row from the Company for cash pursuant to a subscription agreement entered into with the Issuer.

F2 · ownership.nature: The shares of Common Stock reported on this row are held by RER Legacy Investments II LLC ("RER Legacy"). Mr. Rasmus is the ultimate control person of RER Legacy, and an indirect beneficial owner of these shares. Mr. Rasmus disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.

SEC source: 0001515156-23-000099 · wk-form4_1689806603.xml · nonDerivative · entry 1

Rasmus Robert E. · CIK 0001555130 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 422,221

F1 · kind: Mr. Rasmus agreed to acquire the shares of the Issuer's common stock, par value $0.001 (the "Common Stock"), reported on this row from the Company for cash pursuant to a subscription agreement entered into with the Issuer.

SEC source: 0001515156-23-000083 · wk-form4_1688599748.xml · nonDerivative · entry 1

Alta Fundamental Advisers LLC · CIK 0001641604 · Director

Alta Fundamental Advisers SP LLC · CIK 0001666423 · Director

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 2,016,455

F1 · balance_after: These securities are directly held by Clients, Funds, and Affiliates ("Accounts") that are managed by Alta Fundamental Advisers LLC ("Alta"). Gilbert Li, a Director of the Issuer, is Managing Partner of Alta. In addition, Mr. Li is an investor in one or more of these Accounts and therefore is an indirect beneficial owner of a portion of these shares. Alta and Mr. Li disclaim beneficial ownership of these shares except to the extent of their pecuniary interest therein.

SEC source: 0001515156-23-000078 · wk-form4_1688598327.xml · nonDerivative · entry 1

EICHER CAROL S · CIK 0001434811 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 69,450

SEC source: 0001515156-23-000081 · wk-form4_1688598680.xml · nonDerivative · entry 1

Campbell-Breeden Richard · CIK 0001963344 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,028

SEC source: 0001515156-23-000080 · wk-form4_1688598647.xml · nonDerivative · entry 1

Blank Jeremy · CIK 0001962987 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,642

SEC source: 0001515156-23-000079 · wk-form4_1688598360.xml · nonDerivative · entry 1

McIntyre Julian Alexander · CIK 0001963363 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,642

SEC source: 0001515156-23-000077 · wk-form4_1688598304.xml · nonDerivative · entry 1

Wells Louis Spencer · CIK 0001615237 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 90,419

SEC source: 0001515156-23-000087 · wk-form4_1688684892.xml · nonDerivative · entry 1

Bergman Laurie · CIK 0001672722 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,642

SEC source: 0001515156-23-000038 · wf-form4_167995811824609.xml · derivative · entry 3

Marken Greg · CIK 0001677291 · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 90,871

Underlying: Common Stock · 181,742 shares

Expires 2026-03-10

F1 · derivative.exercise_price: Each Performance Share Unit ("PSU") represents a contingent right to receive one share of the Company's common stock upon vesting of the PSU, which will occur, if at all, no later than March 10, 2026 subject to the reporting person's continuous service with the Company or its related entities and the achievement of certain pre-established goals to be measured as of December 31, 2025.

F1 · derivative.exercise_date: Each Performance Share Unit ("PSU") represents a contingent right to receive one share of the Company's common stock upon vesting of the PSU, which will occur, if at all, no later than March 10, 2026 subject to the reporting person's continuous service with the Company or its related entities and the achievement of certain pre-established goals to be measured as of December 31, 2025.

F1 · derivative.expiration_date: Each Performance Share Unit ("PSU") represents a contingent right to receive one share of the Company's common stock upon vesting of the PSU, which will occur, if at all, no later than March 10, 2026 subject to the reporting person's continuous service with the Company or its related entities and the achievement of certain pre-established goals to be measured as of December 31, 2025.

F2 · derivative.underlying_shares: Represents the maximum number of PSUs that will vest, if at all, which is 200% of the target award.

SEC source: 0001515156-23-000038 · wf-form4_167995811824609.xml · nonDerivative · entry 2

Marken Greg · CIK 0001677291 · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 186,411

SEC source: 0001515156-23-000038 · wf-form4_167995811824609.xml · nonDerivative · entry 1

Marken Greg · CIK 0001677291 · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 195,790

SEC source: 0001515156-23-000037 · wf-form4_167995809788193.xml · derivative · entry 3

Fields Morgan · CIK 0001614600 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,899

Underlying: Common Stock · 53,798 shares

Expires 2026-03-10

F1 · derivative.exercise_price: Each Performance Share Unit ("PSU") represents a contingent right to receive one share of the Company's common stock upon vesting of the PSU, which will occur, if at all, no later than March 10, 2026 subject to the reporting person's continuous service with the Company or its related entities and the achievement of certain pre-established goals to be measured as of December 31, 2025.

F1 · derivative.exercise_date: Each Performance Share Unit ("PSU") represents a contingent right to receive one share of the Company's common stock upon vesting of the PSU, which will occur, if at all, no later than March 10, 2026 subject to the reporting person's continuous service with the Company or its related entities and the achievement of certain pre-established goals to be measured as of December 31, 2025.

F1 · derivative.expiration_date: Each Performance Share Unit ("PSU") represents a contingent right to receive one share of the Company's common stock upon vesting of the PSU, which will occur, if at all, no later than March 10, 2026 subject to the reporting person's continuous service with the Company or its related entities and the achievement of certain pre-established goals to be measured as of December 31, 2025.

F2 · derivative.underlying_shares: Represents the maximum number of PSUs that will vest, if at all, which is 200% of the target award.

SEC source: 0001515156-23-000037 · wf-form4_167995809788193.xml · nonDerivative · entry 2

Fields Morgan · CIK 0001614600 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 65,920

SEC source: 0001515156-23-000037 · wf-form4_167995809788193.xml · nonDerivative · entry 1

Fields Morgan · CIK 0001614600 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 68,743

SEC source: 0001515156-23-000036 · wf-form4_167995807507044.xml · derivative · entry 3

Wong Joseph M · CIK 0001785490 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,225

Underlying: Common Stock · 60,450 shares

Expires 2026-03-10

F1 · derivative.exercise_price: Each Performance Share Unit ("PSU") represents a contingent right to receive one share of the Company's common stock upon vesting of the PSU, which will occur, if at all, no later than March 10, 2026 subject to the reporting person's continuous service with the Company or its related entities and the achievement of certain pre-established goals to be measured as of December 31, 2025.

F1 · derivative.exercise_date: Each Performance Share Unit ("PSU") represents a contingent right to receive one share of the Company's common stock upon vesting of the PSU, which will occur, if at all, no later than March 10, 2026 subject to the reporting person's continuous service with the Company or its related entities and the achievement of certain pre-established goals to be measured as of December 31, 2025.

F1 · derivative.expiration_date: Each Performance Share Unit ("PSU") represents a contingent right to receive one share of the Company's common stock upon vesting of the PSU, which will occur, if at all, no later than March 10, 2026 subject to the reporting person's continuous service with the Company or its related entities and the achievement of certain pre-established goals to be measured as of December 31, 2025.

F2 · derivative.underlying_shares: Represents the maximum number of PSUs that will vest, if at all, which is 200% of the target award.

SEC source: 0001515156-23-000036 · wf-form4_167995807507044.xml · nonDerivative · entry 2

Wong Joseph M · CIK 0001785490 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 81,913

SEC source: 0001515156-23-000036 · wf-form4_167995807507044.xml · nonDerivative · entry 1

Wong Joseph M · CIK 0001785490 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 85,981

SEC source: 0001515156-23-000032 · wf-form4_167875064452153.xml · nonDerivative · entry 4

Campbell-Breeden Richard · CIK 0001963344 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Omeshorn Holdings Limited.

Disclosed balance after: 48,077

F1 · kind: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F1 · price: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F3 · balance_after: Each share of Series A Preferred Stock will be automatically converted into a share of Common Stock upon approval by the holders of the percentage of Common Stock required to approve such conversion under the applicable rules of The Nasdaq Stock Market, without the need for any action on the part of the holders of the Series A Preferred Stock (the "Conversion Approval"). Each share of Series A Preferred Stock is deemed to have an original issue price of $4.00 per share (the "Original Issue Amount"). The number of shares of Common Stock issued upon conversion of each share of Series A Preferred Stock shall be equal to the product of (i) the sum of (A) the Original Issue Amount plus (B) an amount equal to the cumulative amount of the accrued and unpaid dividends on such share at such time (regardless of whether or not declared or funds for their payment are lawfully available) divided by (ii) the Original Issue Amount, subject to adjustment as provided in the Certificate of Designations.

F2 · ownership.nature: The shares reported on this row are held by Omeshorn Holdings Ltd. Richard Campbell-Breeden, a Director of the Issuer, is a director of Omeshorn Holdings Ltd. and therefore is an indirect beneficial owner of the securities reported herein.

SEC source: 0001515156-23-000032 · wf-form4_167875064452153.xml · nonDerivative · entry 3

Campbell-Breeden Richard · CIK 0001963344 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,961

F1 · kind: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F1 · price: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F3 · balance_after: Each share of Series A Preferred Stock will be automatically converted into a share of Common Stock upon approval by the holders of the percentage of Common Stock required to approve such conversion under the applicable rules of The Nasdaq Stock Market, without the need for any action on the part of the holders of the Series A Preferred Stock (the "Conversion Approval"). Each share of Series A Preferred Stock is deemed to have an original issue price of $4.00 per share (the "Original Issue Amount"). The number of shares of Common Stock issued upon conversion of each share of Series A Preferred Stock shall be equal to the product of (i) the sum of (A) the Original Issue Amount plus (B) an amount equal to the cumulative amount of the accrued and unpaid dividends on such share at such time (regardless of whether or not declared or funds for their payment are lawfully available) divided by (ii) the Original Issue Amount, subject to adjustment as provided in the Certificate of Designations.

SEC source: 0001515156-23-000032 · wf-form4_167875064452153.xml · nonDerivative · entry 2

Campbell-Breeden Richard · CIK 0001963344 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Omeshorn Holdings Limited.

Disclosed balance after: 93,843

F1 · kind: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F1 · price: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F2 · ownership.nature: The shares reported on this row are held by Omeshorn Holdings Ltd. Richard Campbell-Breeden, a Director of the Issuer, is a director of Omeshorn Holdings Ltd. and therefore is an indirect beneficial owner of the securities reported herein.

SEC source: 0001515156-23-000032 · wf-form4_167875064452153.xml · nonDerivative · entry 1

Campbell-Breeden Richard · CIK 0001963344 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,386

F1 · kind: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F1 · price: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

SEC source: 0001515156-23-000031 · wf-form4_167875062414414.xml · nonDerivative · entry 5

Blank Jeremy · CIK 0001962987 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Community SPV GP LP.

Disclosed balance after: 23,166

F2 · kind: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F2 · price: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F4 · balance_after: Each share of Series A Preferred Stock will be automatically converted into a share of Common Stock upon approval by the holders of the percentage of Common Stock required to approve such conversion under the applicable rules of The Nasdaq Stock Market, without the need for any action on the part of the holders of the Series A Preferred Stock (the "Conversion Approval"). Each share of Series A Preferred Stock is deemed to have an original issue price of $4.00 per share (the "Original Issue Amount"). The number of shares of Common Stock issued upon conversion of each share of Series A Preferred Stock shall be equal to the product of (i) the sum of (A) the Original Issue Amount plus (B) an amount equal to the cumulative amount of the accrued and unpaid dividends on such share at such time (regardless of whether or not declared or funds for their payment are lawfully available) divided by (ii) the Original Issue Amount, subject to adjustment as provided in the Certificate of Designations.

F3 · ownership.nature: The shares reported on this row are held by Community SPV GP LP. Mr. Blank is the ultimate control person of Community SPV GP LP. Mr. Blank is an investor in Community SPV GP LP and therefore is an indirect beneficial owner of a portion of these shares. Mr. Blank disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.

SEC source: 0001515156-23-000031 · wf-form4_167875062414414.xml · nonDerivative · entry 4

Blank Jeremy · CIK 0001962987 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By YGF 100 LP.

Disclosed balance after: 737,657

F2 · kind: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F2 · price: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F4 · balance_after: Each share of Series A Preferred Stock will be automatically converted into a share of Common Stock upon approval by the holders of the percentage of Common Stock required to approve such conversion under the applicable rules of The Nasdaq Stock Market, without the need for any action on the part of the holders of the Series A Preferred Stock (the "Conversion Approval"). Each share of Series A Preferred Stock is deemed to have an original issue price of $4.00 per share (the "Original Issue Amount"). The number of shares of Common Stock issued upon conversion of each share of Series A Preferred Stock shall be equal to the product of (i) the sum of (A) the Original Issue Amount plus (B) an amount equal to the cumulative amount of the accrued and unpaid dividends on such share at such time (regardless of whether or not declared or funds for their payment are lawfully available) divided by (ii) the Original Issue Amount, subject to adjustment as provided in the Certificate of Designations.

F1 · ownership.nature: The shares reported on this row are held by YGF 100 LP ("YGF"). Jeremy Blank, a Director of the Issuer, is the ultimate control person of YGF. Mr. Blank is an investor in YGF and therefore is an indirect beneficial owner of a portion of these shares. Mr. Blank disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.

SEC source: 0001515156-23-000031 · wf-form4_167875062414414.xml · nonDerivative · entry 3

Blank Jeremy · CIK 0001962987 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Community SPV GP LP.

Disclosed balance after: 19,804

F2 · kind: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F2 · price: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F3 · ownership.nature: The shares reported on this row are held by Community SPV GP LP. Mr. Blank is the ultimate control person of Community SPV GP LP. Mr. Blank is an investor in Community SPV GP LP and therefore is an indirect beneficial owner of a portion of these shares. Mr. Blank disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.

SEC source: 0001515156-23-000031 · wf-form4_167875062414414.xml · nonDerivative · entry 2

Blank Jeremy · CIK 0001962987 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By YGF 100 LP.

Disclosed balance after: 1,108,192

F2 · kind: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F2 · price: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F1 · ownership.nature: The shares reported on this row are held by YGF 100 LP ("YGF"). Jeremy Blank, a Director of the Issuer, is the ultimate control person of YGF. Mr. Blank is an investor in YGF and therefore is an indirect beneficial owner of a portion of these shares. Mr. Blank disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.

SEC source: 0001515156-23-000031 · wf-form4_167875062414414.xml · nonDerivative · entry 1

Blank Jeremy · CIK 0001962987 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By YGF 100 LP.

Disclosed balance after: 477,573

F1 · ownership.nature: The shares reported on this row are held by YGF 100 LP ("YGF"). Jeremy Blank, a Director of the Issuer, is the ultimate control person of YGF. Mr. Blank is an investor in YGF and therefore is an indirect beneficial owner of a portion of these shares. Mr. Blank disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.

SEC source: 0001515156-23-000030 · wf-form4_167875060531519.xml · nonDerivative · entry 4

McIntyre Julian Alexander · CIK 0001963363 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Stannard Limited.

Disclosed balance after: 7,515

F1 · kind: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F1 · price: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F4 · balance_after: Each share of Series A Preferred Stock will be automatically converted into a share of Common Stock upon approval by the holders of the percentage of Common Stock required to approve such conversion under the applicable rules of The Nasdaq Stock Market, without the need for any action on the part of the holders of the Series A Preferred Stock (the "Conversion Approval"). Each share of Series A Preferred Stock is deemed to have an original issue price of $4.00 per share (the "Original Issue Amount"). The number of shares of Common Stock issued upon conversion of each share of Series A Preferred Stock shall be equal to the product of (i) the sum of (A) the Original Issue Amount plus (B) an amount equal to the cumulative amount of the accrued and unpaid dividends on such share at such time (regardless of whether or not declared or funds for their payment are lawfully available) divided by (ii) the Original Issue Amount, subject to adjustment as provided in the Certificate of Designations.

F3 · ownership.nature: The shares reported on this row are held by Stannard Limited. Mr. McIntyre's spouse controls Stannard Limited and therefore Mr. McIntyre may be deemed to be an indirect beneficial owner of the securities reported herein.

SEC source: 0001515156-23-000030 · wf-form4_167875060531519.xml · nonDerivative · entry 3

McIntyre Julian Alexander · CIK 0001963363 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Allard Services Limited.

Disclosed balance after: 770,546

F1 · kind: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F1 · price: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F4 · balance_after: Each share of Series A Preferred Stock will be automatically converted into a share of Common Stock upon approval by the holders of the percentage of Common Stock required to approve such conversion under the applicable rules of The Nasdaq Stock Market, without the need for any action on the part of the holders of the Series A Preferred Stock (the "Conversion Approval"). Each share of Series A Preferred Stock is deemed to have an original issue price of $4.00 per share (the "Original Issue Amount"). The number of shares of Common Stock issued upon conversion of each share of Series A Preferred Stock shall be equal to the product of (i) the sum of (A) the Original Issue Amount plus (B) an amount equal to the cumulative amount of the accrued and unpaid dividends on such share at such time (regardless of whether or not declared or funds for their payment are lawfully available) divided by (ii) the Original Issue Amount, subject to adjustment as provided in the Certificate of Designations.

F2 · ownership.nature: The shares reported on this row are held by Allard Services Limited. Julian McIntyre, a Director of the Issuer, controls Allard Services Limited and therefore is an indirect beneficial owner of the securities reported herein.

SEC source: 0001515156-23-000030 · wf-form4_167875060531519.xml · nonDerivative · entry 2

McIntyre Julian Alexander · CIK 0001963363 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Stannard Limited

Disclosed balance after: 12,951

F1 · kind: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F1 · price: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F3 · ownership.nature: The shares reported on this row are held by Stannard Limited. Mr. McIntyre's spouse controls Stannard Limited and therefore Mr. McIntyre may be deemed to be an indirect beneficial owner of the securities reported herein.

SEC source: 0001515156-23-000030 · wf-form4_167875060531519.xml · nonDerivative · entry 1

McIntyre Julian Alexander · CIK 0001963363 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Allard Services Limited

Disclosed balance after: 1,855,860

F1 · kind: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F1 · price: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F2 · ownership.nature: The shares reported on this row are held by Allard Services Limited. Julian McIntyre, a Director of the Issuer, controls Allard Services Limited and therefore is an indirect beneficial owner of the securities reported herein.

SEC source: 0001515156-24-000011 · wk-form4a_1706218235.xml · nonDerivative · entry 4

McIntyre Julian Alexander · CIK 0001963363 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Markham Fuels Management Limited

Disclosed balance after: 21,025

F1 · date: On March 13, 2023, the reporting person filed a Form 4 which inadvertendly omitted certain indirect beneficial ownership interests in the issuer's Common Stock and Series A Convertible Preferred Stock. As reported in this amendment, the reporting person indirectly owned additional interests in the issuer's Common Stock and Series A Convertible Preferred Stock through their control of Markham Fuels Management Limited, and control of Allard Services Limited, which controls MWB Limited. This amended filing on Form 4/A reflects the shares obtained by Markham Fuels Management Limited and MWB Limited in the transaction.

F2 · kind: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F2 · price: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F5 · balance_after: Each share of Series A Preferred Stock will be automatically converted into a share of Common Stock upon approval by the holders of the percentage of Common Stock required to approve such conversion under the applicable rules of The Nasdaq Stock Market, without the need for any action on the part of the holders of the Series A Preferred Stock (the "Conversion Approval"). Each share of Series A Preferred Stock is deemed to have an original issue price of $4.00 per share (the "Original Issue Amount"). The number of shares of Common Stock issued upon conversion of each share of Series A Preferred Stock shall be equal to the product of (i) the sum of (A) the Original Issue Amount plus (B) an amount equal to the cumulative amount of the accrued and unpaid dividends on such share at such time (regardless of whether or not declared or funds for their payment are lawfully available) divided by (ii) the Original Issue Amount, subject to adjustment as provided in the Certificate of Designations.

F4 · ownership.nature: The shares reported on this row are held by Markham Fuels Management Limited. Julian McIntyre, a Director of the Issuer, controls Markham Fuels Management Limited and therefore is an indirect beneficial owner of the securities reported herein.

SEC source: 0001515156-24-000011 · wk-form4a_1706218235.xml · nonDerivative · entry 3

McIntyre Julian Alexander · CIK 0001963363 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By MWB Limited

Disclosed balance after: 186,651

F1 · date: On March 13, 2023, the reporting person filed a Form 4 which inadvertendly omitted certain indirect beneficial ownership interests in the issuer's Common Stock and Series A Convertible Preferred Stock. As reported in this amendment, the reporting person indirectly owned additional interests in the issuer's Common Stock and Series A Convertible Preferred Stock through their control of Markham Fuels Management Limited, and control of Allard Services Limited, which controls MWB Limited. This amended filing on Form 4/A reflects the shares obtained by Markham Fuels Management Limited and MWB Limited in the transaction.

F2 · kind: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F2 · price: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F5 · balance_after: Each share of Series A Preferred Stock will be automatically converted into a share of Common Stock upon approval by the holders of the percentage of Common Stock required to approve such conversion under the applicable rules of The Nasdaq Stock Market, without the need for any action on the part of the holders of the Series A Preferred Stock (the "Conversion Approval"). Each share of Series A Preferred Stock is deemed to have an original issue price of $4.00 per share (the "Original Issue Amount"). The number of shares of Common Stock issued upon conversion of each share of Series A Preferred Stock shall be equal to the product of (i) the sum of (A) the Original Issue Amount plus (B) an amount equal to the cumulative amount of the accrued and unpaid dividends on such share at such time (regardless of whether or not declared or funds for their payment are lawfully available) divided by (ii) the Original Issue Amount, subject to adjustment as provided in the Certificate of Designations.

F3 · ownership.nature: The shares reported on this row are held by MWB Limited, which is controlled by Allard Services Limited. Julian McIntyre, a Director of the Issuer, controls Allard Services Limited and therefore may be deemed to be an indirect beneficial owner of the securities reported herein.

SEC source: 0001515156-24-000011 · wk-form4a_1706218235.xml · nonDerivative · entry 2

McIntyre Julian Alexander · CIK 0001963363 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Markham Fuels Management Limited

Disclosed balance after: 17,974

F1 · date: On March 13, 2023, the reporting person filed a Form 4 which inadvertendly omitted certain indirect beneficial ownership interests in the issuer's Common Stock and Series A Convertible Preferred Stock. As reported in this amendment, the reporting person indirectly owned additional interests in the issuer's Common Stock and Series A Convertible Preferred Stock through their control of Markham Fuels Management Limited, and control of Allard Services Limited, which controls MWB Limited. This amended filing on Form 4/A reflects the shares obtained by Markham Fuels Management Limited and MWB Limited in the transaction.

F2 · kind: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F2 · price: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F4 · ownership.nature: The shares reported on this row are held by Markham Fuels Management Limited. Julian McIntyre, a Director of the Issuer, controls Markham Fuels Management Limited and therefore is an indirect beneficial owner of the securities reported herein.

SEC source: 0001515156-24-000011 · wk-form4a_1706218235.xml · nonDerivative · entry 1

McIntyre Julian Alexander · CIK 0001963363 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By MWB Limited

Disclosed balance after: 159,567

F1 · date: On March 13, 2023, the reporting person filed a Form 4 which inadvertendly omitted certain indirect beneficial ownership interests in the issuer's Common Stock and Series A Convertible Preferred Stock. As reported in this amendment, the reporting person indirectly owned additional interests in the issuer's Common Stock and Series A Convertible Preferred Stock through their control of Markham Fuels Management Limited, and control of Allard Services Limited, which controls MWB Limited. This amended filing on Form 4/A reflects the shares obtained by Markham Fuels Management Limited and MWB Limited in the transaction.

F2 · kind: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F2 · price: Pursuant to that certain Share Buy Back Agreement, by and among Arq Limited and certain of its shareholders (the "Share Buy Back Agreement"), Arq Limited distributed shares of Common Stock, par value $0.001 per share (the "Common Stock") and shares of Series A Preferred Convertible Stock, par value $0.001 per share (the "Series A Preferred Stock"), to such shareholders in exchange for ordinary shares of Arq Limited held by such shareholders, in connection with the acquisition of Arq Limited by the Issuer. Pursuant to the Share Buy Back Agreement, certain shareholders of Arq Limited sold in the aggregate 90% of their ordinary shares in Arq and received in the aggregate 9.78 shares of Common Stock and 11.44 shares of Preferred Stock as consideration for every 1,000 ordinary shares in Arq sold (rounded down to the nearest whole share). The shares of the Issuer distributed in exchange for Arq Limited ordinary shares were valued at $4.00 per share.

F3 · ownership.nature: The shares reported on this row are held by MWB Limited, which is controlled by Allard Services Limited. Julian McIntyre, a Director of the Issuer, controls Allard Services Limited and therefore may be deemed to be an indirect beneficial owner of the securities reported herein.

SEC source: 0001515156-23-000015 · wf-form4_167546823108726.xml · nonDerivative · entry 1

Campbell-Breeden Richard · CIK 0001963344 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote.

Disclosed balance after: 52,742

F1 · ownership.nature: The shares reported on this row are held by Omeshorn Holdings Ltd. Richard Campbell-Breeden, a Director of the Issuer, is a Director of Omeshorn Holdings Ltd. and therefore is an indirect beneficial owner of the securities reported herein.

SEC source: 0001515156-23-000014 · wf-form4_167546820945766.xml · nonDerivative · entry 2

McIntyre Julian Alexander · CIK 0001963363 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Stannard Limited

Disclosed balance after: 6,526

F2 · ownership.nature: The shares reported on this row are held by Stannard Limited. Mr. McIntyre's spouse controls Stannard Limited and therefore Mr. McIntyre may be deemed to be an indirect beneficial owner of the securities reported herein.

SEC source: 0001515156-23-000014 · wf-form4_167546820945766.xml · nonDerivative · entry 1

McIntyre Julian Alexander · CIK 0001963363 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Allard Services Limited

Disclosed balance after: 1,197,124

F1 · ownership.nature: The shares reported on this row are held by Allard Services Limited. Julian McIntyre, a Director of the Issuer, controls Allard Services Limited and therefore is an indirect beneficial owner of the securities reported herein.

SEC source: 0001515156-23-000013 · wf-form4_167546819253817.xml · derivative · entry 2

Blank Jeremy · CIK 0001962987 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote.

Disclosed balance after: 1

Underlying: Common Stock · 325,457 shares

Expires 2030-02-01

F2 · kind: The warrant reported on this row (the "Warrant") was issued by the Issuer to CF Global Credit, LP in connection with that certain Term Loan and Security Agreement, dated as of February 1, 2023 (the "Loan Agreement") and as consideration for the term loan pursuant to the Loan Agreement. The Warrant has an exercise price of $0.01 per share, subject to adjustment as set forth in the Warrant, is exercisable immediately and will expire on February 1, 2030. The terms of the Warrant do not allow for cash exercise and the Warrant may only be exercised pursuant to the terms thereof. Mr. Blank controls the general partner of CF Global Credit, LP. Mr. Blank is an investor in CF Global Credit, LP and therefore is an indirect beneficial owner of a portion of the shares underlying the Warrant. Mr. Blank disclaims beneficial ownership of the shares underlying the Warrant except to the extent of his pecuniary interest therein.

F2 · price: The warrant reported on this row (the "Warrant") was issued by the Issuer to CF Global Credit, LP in connection with that certain Term Loan and Security Agreement, dated as of February 1, 2023 (the "Loan Agreement") and as consideration for the term loan pursuant to the Loan Agreement. The Warrant has an exercise price of $0.01 per share, subject to adjustment as set forth in the Warrant, is exercisable immediately and will expire on February 1, 2030. The terms of the Warrant do not allow for cash exercise and the Warrant may only be exercised pursuant to the terms thereof. Mr. Blank controls the general partner of CF Global Credit, LP. Mr. Blank is an investor in CF Global Credit, LP and therefore is an indirect beneficial owner of a portion of the shares underlying the Warrant. Mr. Blank disclaims beneficial ownership of the shares underlying the Warrant except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The warrant reported on this row (the "Warrant") was issued by the Issuer to CF Global Credit, LP in connection with that certain Term Loan and Security Agreement, dated as of February 1, 2023 (the "Loan Agreement") and as consideration for the term loan pursuant to the Loan Agreement. The Warrant has an exercise price of $0.01 per share, subject to adjustment as set forth in the Warrant, is exercisable immediately and will expire on February 1, 2030. The terms of the Warrant do not allow for cash exercise and the Warrant may only be exercised pursuant to the terms thereof. Mr. Blank controls the general partner of CF Global Credit, LP. Mr. Blank is an investor in CF Global Credit, LP and therefore is an indirect beneficial owner of a portion of the shares underlying the Warrant. Mr. Blank disclaims beneficial ownership of the shares underlying the Warrant except to the extent of his pecuniary interest therein.

SEC source: 0001515156-23-000013 · wf-form4_167546819253817.xml · nonDerivative · entry 1

Blank Jeremy · CIK 0001962987 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote.

Disclosed balance after: 631,866

F1 · ownership.nature: The shares reported on this row are held by YGF 100 LP. Jeremy Blank, a Director of the Issuer, is the general partner of YGF 100 LP. Mr. Blank is an investor in YGF 100 LP and therefore is an indirect beneficial owner of a portion of these shares. Mr. Blank disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.

SEC source: 0001515156-22-000050 · wf-form4_165714502033484.xml · nonDerivative · entry 1

Alta Fundamental Advisers LLC · CIK 0001641604 · Director

Alta Fundamental Advisers SP LLC · CIK 0001666423 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,006,972

F1 · balance_after: These securities are directly held by Clients, Funds, and Affiliates ("Accounts") that are managed by Alta Fundamental Advisers LLC ("Alta"). Gilbert Li, a Director of the Issuer, is Managing Partner of Alta. In addition, Mr. Li is an investor in one or more of these Accounts and therefore is an indirect beneficial owner of a portion of these shares. Alta and Mr. Li disclaim beneficial ownership of these shares except to the extent of their pecuniary interest therein.

SEC source: 0001515156-22-000049 · wf-form4_165714500107866.xml · nonDerivative · entry 1

EICHER CAROL S · CIK 0001434811 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,808

SEC source: 0001515156-22-000051 · wf-form4_165714503725805.xml · nonDerivative · entry 1

Simonton Taylor J. · CIK 0001227195 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 65,821

SEC source: 0001515156-22-000052 · wf-form4_165714506027311.xml · nonDerivative · entry 1

Wells Louis Spencer · CIK 0001615237 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 65,777

SEC source: 0001515156-22-000023 · wf-form4_164824738952162.xml · derivative · entry 3

Marken Greg · CIK 0001677291 · CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 57,968

Underlying: Common Stock · 57,968 shares

Expires 2025-03-10

F1 · derivative.exercise_price: Each Performance Share Unit ("PSU") represents a contingent right to receive one share of the Company's common stock upon vesting of the PSU, which will occur, if at all, no later than March 10, 2025 subject to the reporting person's continuous service with the Company or its related entities and the achievement of certain pre-established goals to be measured as of December 31, 2024.

F2 · shares: Represents the maximum number of PSUs that will vest, if at all, which is 200% of the target award.

F1 · derivative.exercise_date: Each Performance Share Unit ("PSU") represents a contingent right to receive one share of the Company's common stock upon vesting of the PSU, which will occur, if at all, no later than March 10, 2025 subject to the reporting person's continuous service with the Company or its related entities and the achievement of certain pre-established goals to be measured as of December 31, 2024.

F1 · derivative.expiration_date: Each Performance Share Unit ("PSU") represents a contingent right to receive one share of the Company's common stock upon vesting of the PSU, which will occur, if at all, no later than March 10, 2025 subject to the reporting person's continuous service with the Company or its related entities and the achievement of certain pre-established goals to be measured as of December 31, 2024.

F2 · derivative.underlying_shares: Represents the maximum number of PSUs that will vest, if at all, which is 200% of the target award.

F2 · balance_after: Represents the maximum number of PSUs that will vest, if at all, which is 200% of the target award.