Arq (ARQ) Shares Outstanding (Diluted Average) (2012 - 2026)

Arq's (ARQ) quarterly Shares Outstanding (Diluted Average) came in at $41.7 million in Q1 2026, down 1.88% year-on-year from $42.5 million in Q1 2025, and up 0.51% quarter-over-quarter from $41.5 million in Q4 2025.

Arq (ARQ) Shares Outstanding (Diluted Average) (2012 - 2026) Analysis & Trends

Arq has disclosed Shares Outstanding (Diluted Average) across 15 years of filings, most recently posting $41.7 million for Q1 2026.

  • Shares Outstanding (Diluted Average) for Q1 2026 came in at $41.7 million, down 1.88% year-over-year; the trailing twelve-month figure through Mar 2026 was $41.7 million (down 1.88% YoY), and the FY2025 annual result was $41.5 million, up 15.18% from the prior year.
  • Shares Outstanding (Diluted Average) came in at $41.7 million for Q1 2026 at Arq, up from $41.5 million in the prior quarter.
  • In the past five years, Shares Outstanding (Diluted Average) ranged from a high of $42.5 million in Q1 2025 to a low of $18.3 million in Q1 2022.
  • The 5-year median for Shares Outstanding (Diluted Average) is $34.1 million (2024), against an average of $31.2 million.
  • Across the five-year window, Shares Outstanding (Diluted Average) soared 57.72% in 2023 and fell 1.88% in 2026, its largest moves.
  • Arq's Shares Outstanding (Diluted Average) stood at $18.5 million in 2022, then jumped by 57.72% to $29.1 million in 2023, then advanced by 23.87% to $36.1 million in 2024, then gained by 15.18% to $41.5 million in 2025, then advanced by 0.51% to $41.7 million in 2026.
  • The last three Shares Outstanding (Diluted Average) figures came in at $41.7 million (Q1 2026), $41.5 million (Q4 2025), and $41.6 million (Q3 2025), per Business Quant data.

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Shares (Diluted Avg.) (Qtr)
1 Aduro Clean Technologies 856.39 Bn 856.36 Bn - -
2 Veralto 20.76 Bn 19.33 Bn 854.00 Mn 249.20 Mn
3 Zurn Elkay Water Solutions 8.35 Bn 8.08 Bn 205.80 Mn 1.98 Mn
4 Federal Signal 7.20 Bn 7.13 Bn 179.40 Mn 61.50 Mn
5 Ceco Environmental 3.52 Bn 3.48 Bn 63.92 Mn -
6 PureCycle Technologies 1.57 Bn 1.47 Bn - -
7 Energy Recovery 497.64 Mn 411.49 Mn 2.70 Mn 52.66 Mn
8 CleanCore Solutions 210.18 Mn 193.13 Mn -419,259.00 216.01 Mn
9 Arq 118.94 Mn 114.26 Mn 9.94 Mn 41.73 Mn
10 374Water 38.06 Mn 38.06 Mn -2.43 Mn 15.23 Mn

Historic Data

Download Data
DateValue
Mar 31, 2026 41.73 Mn
Dec 31, 2025 41.52 Mn
Sep 30, 2025 41.61 Mn
Jun 30, 2025 41.42 Mn
Mar 31, 2025 42.53 Mn
Dec 31, 2024 36.05 Mn
Sep 30, 2024 34.09 Mn
Jun 30, 2024 34.36 Mn
Mar 31, 2024 37.06 Mn
Dec 31, 2023 29.10 Mn
Sep 30, 2023 27.89 Mn
Jun 30, 2023 25.74 Mn
Mar 31, 2023 23.77 Mn
Dec 31, 2022 18.45 Mn
Sep 30, 2022 18.49 Mn
Jun 30, 2022 18.41 Mn
Mar 31, 2022 18.34 Mn
Dec 31, 2021 18.46 Mn
Sep 30, 2021 18.42 Mn
Jun 30, 2021 18.40 Mn