Arq Inc Form 4 Filings

Arq, Inc. (ARQ) reports that its Chief Financial Officer, Shimon Steinmetz, purchased Arq common stock on September 3, 2026. He bought 7,500 shares directly at a weighted average price of $2.2178 per share, bringing his direct holdings to 350,523 shares. On the same date, an entity he controls, Steinmetz Advisory Group LLC, purchased 8,770 shares at a weighted average price of $2.2251 per share, with 8,770 shares held indirectly. The prices reflect weighted averages over trade ranges disclosed in the footnotes, and no Rule 10b5-1 trading plan is reported.

Arq, Inc. (symbol: ARQ) is the issuer of record for a Form 4 filing submitted to the SEC. Owino Peter Oluoch reported acquisition or exercise transactions in this Form 4 filing.

Arq, Inc. (ARQ) reported that Chief Accounting Officer Peter Oluoch Owino received several equity awards on September 1, 2026. He was granted 100,000 restricted stock awards as an employment inducement that vest in three annual tranches through September 1, 2029. He also received 61,047 restricted stock awards under the 2026 Omnibus Incentive Plan vesting in three equal installments on September 1, 2027, March 23, 2028, and March 23, 2029. In addition, he was granted 61,047 performance share units that may deliver up to 122,094 shares of common stock based on performance goals measured as of December 31, 2028, and continued service, with vesting to occur, if at all, no later than March 15, 2029. No cash price per share is reported for these awards, and all are held directly.

Arq, Inc. (ARQ) reported that its Chief Technology Officer, as the reporting person, received an equity compensation grant of 55,000 shares of Common Stock on August 14, 2026. These shares are in the form of restricted stock awards (RSAs) granted under Arq, Inc.'s 2026 Omnibus Incentive Plan, which stockholders approved on June 10, 2026.

The RSAs are scheduled to vest on August 31, 2028. Following this award, the reporting person's directly held Common Stock position increased to 506,648 shares. The transaction is characterized as a grant or award acquisition and carries no per-share purchase price.

Steinmetz Shimon reported acquisition or exercise transactions in this Form 4 filing.

Arq, Inc. reports equity compensation grants to Chief Financial Officer Shimon Steinmetz.

On July 31, 2026, he received 250,000 restricted stock awards as an employment inducement, with 75,000 vesting on the second anniversary of grant and 175,000 on the third, plus 150,000 performance share units that vest in three 50,000‑share tranches if the 30‑Day VWAP reaches $8.00, $10.00 and $15.00 per share, in each case before the third anniversary of grant. On August 1, 2026, he received 93,023 restricted stock awards and target 93,023 performance share units under the 2026 Omnibus Incentive Plan, with RSAs vesting in three equal installments through March 23, 2029 and PSUs eligible to vest, if at all, based on performance goals measured as of December 31, 2028, with a maximum of 186,046 shares deliverable by March 15, 2029.

Smith Claiborne Benson reported acquisition or exercise transactions in this Form 4 filing.

Arq, Inc. granted equity awards to general counsel and corporate secretary Smith Claiborne Benson on August 1, 2026. The awards include 61,047 restricted stock awards, vesting in three equal installments on August 1, 2027, March 23, 2028, and March 23, 2029, and 61,047 performance share units that may deliver up to 122,094 shares of common stock based on goals measured as of December 31, 2028 and continuous service. Following the restricted stock grant, Benson directly holds 155,513 shares of common stock.

Wong Joseph M reported acquisition or exercise transactions in this Form 4 filing.

Arq, Inc. reported equity awards to Chief Technology Officer Joseph M. Wong on August 1, 2026. He received 61,047 restricted stock awards of common stock, vesting in three equal installments through March 23, 2029, and 61,047 performance share units that may deliver up to 122,094 shares of common stock based on performance goals measured as of December 31, 2028 and continued service, with any vesting occurring no later than March 15, 2029.

Arq, Inc. reported equity compensation changes for Chief Executive Officer Robert E. Rasmus. A 400,000-unit inducement RSU award was amended; the change may be deemed a cancellation of the original grant and issuance of a replacement that extends the expiration to July 17, 2029, with 250,000 units vesting when the 30-Day VWAP equals $10.00 per share and 150,000 units vesting when it equals $15.00, in each case before that date.

Rasmus also received two new grants under the 2026 Omnibus Incentive Plan: 600,000 performance-based RSUs that vest in 200,000-unit tranches when the 30-Day VWAP reaches $3.00, $6.00 and $9.00 before the third anniversary of grant, and 600,000 time-based RSUs vesting in equal installments on July 23, 2028 and July 23, 2029.

EICHER CAROL S reported acquisition or exercise transactions in this Form 4 filing.

Arq, Inc. reported that director Carol S. Eicher received a grant of restricted common stock as compensation for her service as a non-employee director. She was awarded 24,641 shares, which were granted at no cash cost and will vest on July 1, 2027. Following this award, she directly holds a total of 198,651 shares of Arq common stock. This is a routine equity compensation grant rather than an open-market purchase or sale.

Blank Jeremy reported acquisition or exercise transactions in this Form 4 filing.

Arq, Inc. director Jeremy Blank received a grant of 49,283 shares of common stock as restricted stock awards. The grant was made at no cash cost in exchange for his service as a non-employee director and is scheduled to vest on July 1, 2027.

Following this award, Blank holds 128,045 shares directly. The filing also reports indirect holdings through investment entities, including 1,987,434 shares held by YGF 100 LP, 47,416 shares held by Community SPV GP LP, and 374,955 shares held by Community Master Fund LP, where he is an investor and ultimate control person but disclaims beneficial ownership beyond his pecuniary interest.

Bergman Laurie reported acquisition or exercise transactions in this Form 4 filing.

Arq, Inc. reported that director Laurie Bergman received a grant of 24,641 shares of common stock as a restricted stock award for her service as a non-employee director. These restricted shares are scheduled to vest on July 1, 2027. After this grant, Bergman directly holds 76,343 common shares.

McIntyre Julian Alexander reported acquisition or exercise transactions in this Form 4 filing.

Arq, Inc. director Julian Alexander McIntyre reported a compensation-related equity grant. He received 49,283 shares of restricted common stock for his service as a non-employee director, at a stated price of $0.00 per share. These restricted stock awards are scheduled to vest on July 1, 2027.

After this grant, McIntyre holds 108,261 common shares directly, and an additional 3,191,289 common shares indirectly through Allard Services Limited, which he controls as an indirect beneficial owner.

Campbell-Breeden Richard reported acquisition or exercise transactions in this Form 4 filing.

Arq, Inc. director Richard Campbell-Breeden reported a new equity award and his updated share holdings. He received 49,283 shares of Common Stock as restricted stock awards for his service as a non-employee director, at a stated price of $0.00 per share. These restricted stock awards will vest on July 1, 2027. Following this grant, he holds 136,151 shares of Common Stock directly and is also an indirect beneficial owner of 404,786 shares held by Omeshorn Holdings Ltd.

Arq, Inc. Chief Financial Officer Jay Loring Voncannon reported selling 16,709 shares of common stock at a weighted average price of $2.27 per share. The sale was executed as a “sell to cover” transaction to satisfy tax withholding obligations arising from the vesting of restricted stock awards. Following this tax-related sale, he directly holds 48,291 shares.

Arq, Inc. Chief Technology Officer Joseph M. Wong reported a routine share disposition related to taxes, not an open-market trade. On March 23, 2026, 10,085 shares of common stock were withheld at $2.27 per share to satisfy tax obligations from vesting restricted stock awards. After this tax-withholding transaction, Wong directly held 390,601 shares of Arq common stock.

Arq, Inc. reported that General Counsel and Corporate Secretary Smith Claiborne Benson had 8,025 shares of common stock withheld on March 23, 2026 to cover tax obligations tied to vesting restricted stock awards. This was a tax-withholding disposition rather than an open-market sale. Following the withholding, Benson directly holds 94,466 shares of Arq common stock.

Arq, Inc. reported that Chief Accounting Officer Stacia Hansen had 8,894 shares of common stock withheld on March 23, 2026 to satisfy tax obligations tied to the vesting of restricted stock awards. These shares were valued at $2.27 per share for the withholding calculation. After this tax-withholding event, Hansen directly holds 64,305 shares of Arq common stock.

Arq, Inc. Chief Executive Officer Robert E. Rasmus reported a routine tax-withholding share disposition tied to equity compensation. On March 23, 2026, 845 shares of common stock were withheld at $2.27 per share to satisfy tax obligations from vesting restricted stock awards.

Following this withholding, he directly holds 479,937 common shares. Additional indirect holdings are reported as 70,718 shares through RER Investments LLC and 527,779 shares through RER Legacy Investments II LLC, where he is the ultimate control person but disclaims beneficial ownership beyond his pecuniary interest.

Arq, Inc. reported that Omeshorn Holdings Ltd., an entity associated with director Richard Campbell-Breeden, purchased 150,000 shares of Arq common stock in an open-market transaction on March 23, 2026. The weighted average purchase price was $2.2111 per share, with individual trades between $2.140 and $2.285.

After this transaction, Omeshorn Holdings Ltd. held 404,786 Arq shares indirectly attributable to Campbell-Breeden, and he also held 86,868 shares directly in his own name.

Arq, Inc. Chief Technology Officer buys additional shares in open-market trade. Joseph M. Wong purchased 10,000 shares of Arq common stock in the open market at a weighted average price of $1.89 per share, with individual trade prices ranging from $1.885 to $1.89. Following this transaction, he directly owns 400,686 common shares.

Arq, Inc. director Carol S. Eicher reported an open-market purchase of 77,500 shares of Common Stock on March 13, 2026. The weighted average purchase price was $1.9485 per share, with individual trades executed between $1.925 and $1.950. Following this transaction, she directly owns 174,010 Arq shares.

Arq, Inc. reported that its General Counsel and Corporate Secretary, Smith Claiborne Benson, bought additional company stock in the open market. He purchased 1,000 shares of common stock on March 12 at $1.9185 per share and another 1,000 shares on March 16 at $1.9179 per share. Following these two transactions, his directly owned common stock holdings increased to 102,491 shares, indicating a modest personal increase in investment in the company.

Arq, Inc. Chief Technology Officer Joseph M. Wong reported the vesting and settlement of performance share units and related tax withholding in common stock. On February 27, 2026, he exercised 30,225 performance share units, with the Compensation Committee determining that 40,286 PSUs vested based on performance over the three-year period ended December 31, 2025. Each vested PSU converted into one share of Arq common stock at no exercise price. To cover tax withholding from this vesting, 17,338 shares of common stock were withheld at $3.51 per share. Following these transactions, Wong’s directly held common stock position reported in the filing was 390,686 shares.

Arq, Inc. Chief Operating Officer Jeremy Williamson reported equity compensation activity involving performance share units (PSUs) and common stock. On February 27, 2026, 68,600 PSUs vested based on performance for a three-year period ended December 31, 2025, with each PSU converting into one share of common stock.

The filing shows an exercise or conversion of 51,467 PSUs and an acquisition of 68,600 shares of common stock at a stated price of $0.00 per share. To cover related tax withholding obligations upon vesting, 18,282 shares of common stock were disposed of at $3.51 per share, leaving 185,606 shares of common stock owned directly after these transactions.

Arq, Inc. general counsel Claiborne Benson reported equity award vesting and related share movements. On February 27, 2026, 28,229 performance share units vested based on performance for a three-year period ended December 31, 2025, with each unit converting into one share of common stock at no exercise price.

Following the conversion, 10,176 shares of common stock were withheld to satisfy tax withholding obligations at a price of $3.51 per share. After these transactions, Benson directly owned 100,491 shares of Arq common stock.

Arq, Inc. (ARQ) filed a Form 4 disclosing open‑market stock purchases by its CFO, Jay L. Voncannon. He bought 9,000 shares of common stock at $3.74 on 11/10/2025 and 6,000 shares at a weighted average price of $3.5517 on 11/11/2025, with individual trades ranging from $3.53 to $3.56. Following these transactions, he beneficially owned 65,000 shares, held directly.

Arq, Inc. (ARQ) reported insider buying by Director Richard Campbell‑Breeden. On 11/11/2025, he purchased 28,638 shares of common stock at a weighted average price of $3.5438, with trades executed in the $3.49–$3.62 range. The filing notes he will provide detailed trade breakdowns upon request.

Following the transaction, beneficial ownership stands at 254,786 shares indirect through Omeshorn Holdings Ltd., where he serves as a director, and 86,868 shares direct. The transaction was reported on a Form 4 and reflects personal share accumulation.

Arq, Inc. (ARQ) disclosed an insider purchase by CEO and Director Robert E. Rasmus. On 11/10/2025, he acquired 50,000 shares of common stock at a weighted average price of $3.7918 (individual trades ranged from $3.73 to $3.86), recorded as an indirect purchase via RER Investments LLC.

Following the transaction, beneficial holdings are reported as 70,718 shares indirectly via RER Investments LLC, 527,779 shares indirectly via RER Legacy Investments II LLC, and 480,782 shares held directly.

Director Julian Alexander McIntyre reported a change in beneficial ownership of Arq, Inc. (ARQ). On 09/25/2025 he reported a disposal of 30,000 shares of common stock (transaction code J) at a recorded price of $0. After the reported transaction the filing shows an indirect beneficial ownership of 3,191,289 shares held through Allard Services Limited, which Mr. McIntyre controls. The filing explains that several blocks of shares were transferred from related entities—MWB Limited, Markham Fuels Management Limited and Stannard Limited—to Allard Services Limited following internal reorganizations, including a transfer of 352,042, 43,034, and 21,908 shares respectively. The report was signed on 10/06/2025.

Arq, Inc. insider Jeremy Williamson, Chief Operating Officer, reported a routine share disposition tied to tax withholding on vested restricted stock awards. The Form 4 shows a disposition of 2,029 shares on 09/18/2025 at a price of $7 per share, leaving Mr. Williamson with 135,288 shares beneficially owned, held directly. The filing notes the shares were withheld to satisfy tax obligations stemming from RSA vesting. The report was signed 09/19/2025 and does not disclose any other purchases, derivative transactions, or changes in ownership class.