Growth Metrics

Amprius Technologies (AMPX) Shares Outstanding (Diluted Average) (2021 - 2026)

Amprius Technologies posted quarterly Shares Outstanding (Diluted Average) of $136.9 million for Q1 2026, up 16.09% year-on-year from $118.0 million in Q1 2025, and up 9.87% on a QoQ basis from $124.6 million in Q4 2025.

Amprius Technologies (AMPX) has 6 years of Shares Outstanding (Diluted Average) data on file, last reported at $136.9 million in Q1 2026.

  • For the quarter ending Q1 2026, Shares Outstanding (Diluted Average) rose 16.09% year-over-year to $136.9 million; the trailing twelve-month figure through Mar 2026 stood at $136.9 million (up 16.09% YoY), and the FY2025 full-year result was $124.6 million, up 22.35% from the prior year.
  • Shares Outstanding (Diluted Average) for Q1 2026 stood at $136.9 million, up from $124.6 million in the prior quarter.
  • Across five years, Shares Outstanding (Diluted Average) topped out at $136.9 million in Q1 2026 and bottomed at $65.8 million in Q1 2022.
  • The 5-year median for Shares Outstanding (Diluted Average) is $90.0 million (2024), against an average of $96.3 million.
  • Peak annual rise in Shares Outstanding (Diluted Average) reached 567.3% in 2022, while the deepest fall reached 4.93% in 2022.
  • A 5-year view of Shares Outstanding (Diluted Average) shows it stood at $71.3 million in 2022, then grew by 20.82% to $86.2 million in 2023, then climbed by 18.19% to $101.9 million in 2024, then increased by 22.35% to $124.6 million in 2025, then advanced by 9.87% to $136.9 million in 2026.
  • The last three Shares Outstanding (Diluted Average) figures came in at $136.9 million (Q1 2026), $124.6 million (Q4 2025), and $122.1 million (Q3 2025), per Business Quant data.

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Shares (Diluted Avg.) (Qtr)
1 Vertiv Holdings 125.39 Bn 122.89 Bn 999.70 Mn 392.13 Mn
2 Bloom Energy 85.22 Bn 82.75 Bn 225.54 Mn 319.71 Mn
3 nVent Electric 26.63 Bn 26.44 Bn 445.60 Mn 164.00 Mn
4 Hubbell 25.22 Bn 24.72 Bn 505.30 Mn -
5 Advanced Energy Industries 12.25 Bn 12.25 Bn 200.90 Mn -
6 Powell Industries 10.16 Bn 9.61 Bn 87.94 Mn 36.58 Mn
7 Acuity Inc. (De) 8.82 Bn 8.55 Bn 520.40 Mn 31.45 Mn
8 EnerSys 8.70 Bn 8.26 Bn 290.87 Mn 38.14 Mn
9 Plug Power 5.25 Bn 4.87 Bn -21.61 Mn 1.39 Bn
10 Amprius Technologies 2.20 Bn 2.13 Bn 5.74 Mn 136.95 Mn

Historic Data

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DateValue
Mar 31, 2026 136.95 Mn
Dec 31, 2025 124.64 Mn
Sep 30, 2025 122.14 Mn
Jun 30, 2025 121.78 Mn
Mar 31, 2025 117.97 Mn
Dec 31, 2024 101.87 Mn
Sep 30, 2024 110.41 Mn
Jun 30, 2024 97.05 Mn
Mar 31, 2024 90.03 Mn
Dec 31, 2023 86.20 Mn
Sep 30, 2023 86.35 Mn
Jun 30, 2023 84.93 Mn
Mar 31, 2023 84.65 Mn
Dec 31, 2022 71.34 Mn
Sep 30, 2022 69.01 Mn
Jun 30, 2022 65.78 Mn
Mar 31, 2022 65.77 Mn
Dec 31, 2021 65.76 Mn
Sep 30, 2021 65.77 Mn
Jun 30, 2021 9.86 Mn