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ARQ

Arq, Inc. SEC filings

Miscellaneous Chemical Products · Nasdaq

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Filing history

2026-11-04

Current report 8-K

Earnings results

2026-11-04

Quarterly report 10-Q

2026-09-17

Employee stock plan shares S-8

2026-09-10

Insider trade 4

2026-09-09

Insider trade 4

2026-09-08

Insider trade 4

2026-09-03

Insider trade 4

2026-08-28

Current report 8-K

Exec/director changeOther event

2026-08-18

Insider trade 4

2026-08-10

Current report 8-K

Earnings results

2026-08-10

Quarterly report 10-Q

2026-08-04

Insider trade 4

2026-08-04

Insider trade 4

2026-08-04

Insider trade 4

2026-08-04

New insider's holdings 3

2026-07-23

Insider trade 4

2026-07-23

Current report 8-K

Exec/director change

2026-07-06

Insider trade 4

2026-07-06

Insider trade 4

2026-07-06

Insider trade 4

2026-07-06

Insider trade 4

2026-07-06

Insider trade 4

2026-07-02

Current report 8-K

Exec/director change

2026-06-26

Employee stock plan shares S-8

2026-06-24

New insider's holdings 3

2026-06-18

Current report 8-K

Exec/director change

2026-06-11

Current report 8-K

Exec/director changeShareholder vote

2026-05-27

Current report 8-K

Exec/director changeOther event

2026-05-06

Insider trade 4

2026-05-06

Current report 8-K

Earnings results

2026-05-06

Quarterly report 10-Q

2026-05-01

Current report 8-K

Exec/director change

2026-04-28

Annual report to shareholders ARS

2026-04-28

Proxy material DEFA14A

2026-04-28

Proxy statement (shareholder vote) DEF 14A

2026-04-27

Passive 5%+ stake update SCHEDULE 13G/A

2026-04-17

8-A12B/A 8-A12B/A

2026-04-17

PRE 14A PRE 14A

2026-04-17

Current report 8-K

Material agreementShareholder rights change

2026-04-01

Current report 8-K

Material agreement