13 insiders reported 59 Form 4 transactions for Arq, Inc. (ARQ) over the past 18 months (most recent 2026-09-10). Recent activity: Steinmetz Shimon (Chief Financial Officer) Buy 1,098 shares, Steinmetz Shimon (Chief Financial Officer) Buy 1,874 shares, Steinmetz Shimon (Chief Financial Officer) Buy 1,402 shares, Steinmetz Shimon (Chief Financial Officer) Buy 4,356 shares, Steinmetz Shimon (Chief Financial Officer) Buy 7,500 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-10 | Steinmetz Shimon | Chief Financial Officer | Buy | 1,098 | $2,569 |
| 2026-09-10 | Steinmetz Shimon | Chief Financial Officer | Buy | 1,874 | $4,384 |
| 2026-09-09 | Steinmetz Shimon | Chief Financial Officer | Buy | 1,402 | $3,209 |
| 2026-09-09 | Steinmetz Shimon | Chief Financial Officer | Buy | 4,356 | $9,904 |
| 2026-09-08 | Steinmetz Shimon | Chief Financial Officer | Buy | 7,500 | $16,634 |
| 2026-09-08 | Steinmetz Shimon | Chief Financial Officer | Buy | 8,770 | $19,514 |
| 2026-09-03 | Owino Peter Oluoch | Chief Accounting Officer | Buy | 100,000 | $0 |
| 2026-09-03 | Owino Peter Oluoch | Chief Accounting Officer | Buy | 61,047 | $0 |
| 2026-08-18 | Wong Joseph M | Chief Technology Officer | Buy | 55,000 | $0 |
| 2026-08-04 | Steinmetz Shimon | Chief Financial Officer | Buy | 250,000 | $0 |
| 2026-08-04 | Wong Joseph M | Chief Technology Officer | Buy | 61,047 | $0 |
| 2026-08-04 | Smith Claiborne Benson | Gen Counsel, Corp Secretary | Buy | 61,047 | $0 |
| 2026-08-04 | Steinmetz Shimon | Chief Financial Officer | Buy | 93,023 | $0 |
| 2026-07-06 | EICHER CAROL S | Director | Buy | 24,641 | $0 |
| 2026-07-06 | Bergman Laurie | Director | Buy | 24,641 | $0 |
| 2026-07-06 | Blank Jeremy | Director | Buy | 49,283 | $0 |
| 2026-07-06 | Campbell-Breeden Richard | Director | Buy | 49,283 | $0 |
| 2026-07-06 | McIntyre Julian Alexander | Director | Buy | 49,283 | $0 |
| 2026-05-06 | Voncannon Jay Loring | Chief Financial Officer | Sell | 16,709 | $37,929 |
| 2026-03-25 | Rasmus Robert E. | Chief Executive Officer | Sell | 845 | $1,918 |
| 2026-03-25 | Hansen Stacia | Chief Accounting Officer | Sell | 8,894 | $20,189 |
| 2026-03-25 | Smith Claiborne Benson | Gen Counsel, Corp Secretary | Sell | 8,025 | $18,217 |
| 2026-03-25 | Wong Joseph M | Chief Technology Officer | Sell | 10,085 | $22,893 |
| 2026-03-24 | Campbell-Breeden Richard | Director | Buy | 150,000 | $331,500 |
| 2026-03-19 | Wong Joseph M | Chief Technology Officer | Buy | 10,000 | $18,900 |
Source: SEC Form 4 filings · as of 2026-09-10