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$ Value

$2K

Shares

845

Price

$2

Filed

Mar 25

Insider

Name

Rasmus Robert E.

Title

Chief Executive Officer

CIK

0001555130

Roles

Director Officer

Transaction Details

Transaction Date

2026-03-23

Code

F

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

479,937

Footnotes

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. | The shares of Common Stock reported on this row are held by RER Investments LLC ("RER Investments"). Mr. Rasmus, the Chief Executive Officer and a Director of the Issuer, is the ultimate control person of RER Investments, 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. | The shares of Common Stock reported on this row are held by RER Legacy Investments II LLC ("RER Legacy"). Mr. Rasmus, the Chief Executive Officer and a Director of the Issuer, 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.

Filing Info

Accession No.

0001515156-26-000035

Form Type

4

Issuer CIK

0001515156

Rasmus Robert E.'s History

Date Ticker Type Value
2026-03-23 ARQ F $2K
2025-11-10 ARQ $190K
2025-05-23 ARQ $102K
2025-05-14 ARQ $49K
2025-05-13 ARQ $12K
2025-05-12 ARQ $19K
2025-05-09 ARQ $2K

Other Insiders at ARQ (90d)

Insider Bought Sold Last
Campbell-Breeden Richard $332K 2026-03-23
Wong Joseph M
Chief Technology Officer
2026-03-23
Williamson Jeremy
Chief Operating Officer
2026-02-27
Hansen Stacia
Chief Accounting Officer
2026-03-23
Smith Claiborne Benson
Gen Counsel, Corp Secretary
2026-03-23