Arq, Inc. is an SEC registrant, filing under CIK 0001515156, classified as miscellaneous chemical products. It is grouped with Materials companies on this site.
ARQ Form 4 activity by transaction type, last 90 days
Form 4 transaction type
Transactions
Shares
Total value
Open-market purchase
6
25,000
$56K
Grant or award
15
2,707,328
Derivative transaction
1
400,000
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
ARQ insider transactions (Form 4)
51
45 Form 4 filings on record, the earliest from Nov 21, 2024, newest first. Filing history page 1 of 2.
Footnote F1 (price): This price is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.3374 to $2.3415, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Footnote F1 (price): This price is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.285 to $2.29, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Footnote F2 (price): This price is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.255 to $2.29, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Footnote F1 (price): This price is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.175 to $2.23, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Footnote F2 (price): This price is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.209 to $2.23, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Footnote F1 (shares): Represents restricted stock awards ("RSAs") granted in accordance with the Issuer's 2026 Omnibus Incentive Plan, approved by stockholders on June 10, 2026. The RSAs shall vest on August 31, 2028.
Footnote F1 (shares): Represents restricted stock awards ("RSAs") granted to Mr. Steinmetz as an employment inducement award. 75,000 RSAs shall vest on the second anniversary of the grant date and the remaining 175,000 RSAs shall vest on the third anniversary of the grant date.
Footnote F2 (shares): Represents RSAs granted in accordance with the Issuer's long-term incentive plan under the 2026 Omnibus Incentive Plan, approved by stockholders on June 10, 2026. The RSAs shall vest in three equal installments, on each of August 1, 2027, March 23, 2028, and March 23, 2029.
Footnote F1 (shares): Represents restricted stock awards ("RSAs") granted in accordance with the Issuer's long-term incentive plan under the 2026 Omnibus Incentive Plan, approved by stockholders on June 10, 2026. The RSAs shall vest in three equal installments, on each of August 1, 2027, March 23… Full note on SEC EDGAR
Footnote F1 (shares): Represents restricted stock awards ("RSAs") granted in accordance with the Issuer's long-term incentive plan under the 2026 Omnibus Incentive Plan, approved by stockholders on June 10, 2026. The RSAs shall vest in three equal installments, on each of August 1, 2027, March 23… Full note on SEC EDGAR
Footnote F1 (shares): Represents restricted stock awards granted in exchange for the reporting owner's service as a non-employee director of the Issuer. The restricted stock awards shall vest on July 1, 2027.
Footnote F1 (shares): Represents restricted stock awards granted in exchange for the reporting owner's service as a non-employee director of the Issuer. The restricted stock awards shall vest on July 1, 2027.
Footnote F1 (shares): Represents restricted stock awards granted in exchange for the reporting owner's service as a non-employee director of the Issuer. The restricted stock awards shall vest on July 1, 2027.
Footnote F1 (shares): Represents restricted stock awards granted in exchange for the reporting owner's service as a non-employee director of the Issuer. The restricted stock awards shall vest on July 1, 2027.
Footnote F1 (shares): Represents restricted stock awards granted in exchange for the reporting owner's service as a non-employee director of the Issuer. The restricted stock awards shall vest on July 1, 2027.
Footnote F2 (price): This price is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.2700 to $2.2822, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Footnote F1 (shares): Reflects the withholding of shares of the Issuer's common stock to satisfy tax withholding obligations in connection with the vesting of restricted stock awards ("RSAs") on March 23, 2026.
Footnote F1 (shares): Reflects the withholding of shares of the Issuer's common stock to satisfy tax withholding obligations in connection with the vesting of restricted stock awards ("RSAs") on March 23, 2026.
Footnote F1 (shares): Reflects the withholding of shares of the Issuer's common stock to satisfy tax withholding obligations in connection with the vesting of restricted stock awards ("RSAs") on March 23, 2026.
Footnote F1 (shares): Reflects the withholding of shares of the Issuer's common stock to satisfy tax withholding obligations in connection with the vesting of restricted stock awards ("RSAs") on March 23, 2026.
Footnote F1 (price): This price is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.140 to $2.285, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Footnote F1 (price): This price is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $1.8850 to $1.8900, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Footnote F1 (price): This price is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $1.925 to $1.950, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Footnote F1 (price): On February 27, 2026, the Compensation Committee of the Board of Directors of the Issuer determined that of the 30,225 performance share units ("PSUs") awarded to the reporting person on March 23, 2023 pursuant to the 2023 Long Term Incentive Plan under the Issuer's 2022 Omnibus… Full note on SEC EDGAR
Footnote F2 (shares): Reflects the withholding of shares of the Issuer's common stock to satisfy tax withholding obligations in connection with the vesting of PSUs on February 27, 2026.
Footnote F1 (price): On February 27, 2026, the Compensation Committee of the Board of Directors of the Issuer determined that of the 51,467 performance share units ("PSUs") awarded to the reporting person on March 23, 2023 pursuant to the 2023 Long Term Incentive Plan under the Issuer's 2022 Omnibus… Full note on SEC EDGAR
Footnote F2 (shares): Reflects the withholding of shares of the Issuer's common stock to satisfy tax withholding obligations in connection with the vesting of PSUs on February 27, 2026.
Footnote F1 (price): On February 27, 2026, the Compensation Committee of the Board of Directors of the Issuer determined that of the 21,179 performance share units ("PSUs") awarded to the reporting person on March 23, 2023 pursuant to the 2023 Long Term Incentive Plan under the Issuer's 2022 Omnibus… Full note on SEC EDGAR
Footnote F2 (shares): Reflects the withholding of shares of the Issuer's common stock to satisfy tax withholding obligations in connection with the vesting of PSUs on February 27, 2026.
Footnote F1 (price): This price is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.53 to $3.56. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange… Full note on SEC EDGAR
Footnote F1 (price): This price is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.49 to $3.62, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange… Full note on SEC EDGAR
Footnote F1 (price): This price is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.73 to $3.86, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange… Full note on SEC EDGAR
Arq, Inc. (ARQ) had 9 insider filings in the last 90 days, with the most recent on 2026-09-10. The full record for ARQ runs to 45 Form 4 filings, the earliest from 2024-11-21. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying ARQ stock?
6 insider purchases of ARQ were filed in the last 90 days, totaling $56K.
How many insiders are selling ARQ stock?
No insider sales of ARQ were filed in the last 90 days. 5 sales are on record for this company.
Where can I see ARQ SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects ARQ Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.