Growth Metrics

Spero Therapeutics (SPRO) EPS (Weighted Average and Diluted) (2021 - 2026)

Spero Therapeutics posted quarterly EPS (Weighted Average and Diluted) of -$0.13 for Q1 2026, up 48.0% year-on-year from -$0.09 in Q1 2025, and down 123.21% on a QoQ basis from $0.56 in Q4 2025.

Spero Therapeutics (SPRO) has 6 years of EPS (Weighted Average and Diluted) data on file, last reported at -$0.13 in Q1 2026.

  • For the quarter ending Q1 2026, EPS (Weighted Average and Diluted) rose 48.0% year-over-year to -$0.13; the trailing twelve-month figure through Mar 2026 stood at $0.27 (up 121.09% YoY), and the FY2025 full-year result was $0.15, up 111.81% from the prior year.
  • EPS (Weighted Average and Diluted) for Q1 2026 stood at -$0.13, down from $0.56 in the prior quarter.
  • Across five years, EPS (Weighted Average and Diluted) topped out at $0.97 in Q4 2023 and bottomed at -$1.01 in Q1 2022.
  • The 5-year median for EPS (Weighted Average and Diluted) is -$0.24 (2024), against an average of -$0.12.
  • The widest annual swing landed in 2024, when EPS (Weighted Average and Diluted) plunged 433.33%; it then jumped 247.37% in 2025.
  • A 5-year view of EPS (Weighted Average and Diluted) shows it stood at $0.93 in 2022, then advanced by 4.3% to $0.97 in 2023, then sank by 139.18% to -$0.38 in 2024, then surged by 247.37% to $0.56 in 2025, then plunged by 123.21% to -$0.13 in 2026.
  • The last three EPS (Weighted Average and Diluted) figures came in at -$0.13 (Q1 2026), $0.56 (Q4 2025), and -$0.13 (Q3 2025), per Business Quant data.

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) EPS (Weighted Avg. Diluted) (Qtr)
1 Quantum Biopharma 961,148.99 Bn 961,148.98 Bn - -4.43
2 Alterity Therapeutics 744,933.29 Bn 744,933.26 Bn - -
3 Legend Biotech 2,540.00 Bn 2,539.71 Bn 242.10 Mn 3,086.42
4 Nanobiotix 2,199.85 Bn 2,199.78 Bn - -
5 Akari Therapeutics 1,635.88 Bn 1,635.88 Bn - 0.00
6 Vertex Pharmaceuticals 111.32 Bn 104.07 Bn 2.59 Bn 4.02
7 Evaxion A 62.56 Bn 62.54 Bn - -
8 Regeneron Pharmaceuticals 62.55 Bn 53.79 Bn 3.31 Bn 6.75
9 Alnylam Pharmaceuticals 39.57 Bn 36.56 Bn 959.66 Mn 1.51
10 Spero Therapeutics 162.39 Mn 106.26 Mn - -0.13

Historic Data

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DateValue
Mar 31, 2026 -0.13
Dec 31, 2025 0.56
Sep 30, 2025 -0.13
Jun 30, 2025 -0.03
Mar 31, 2025 -0.25
Dec 31, 2024 -0.38
Sep 30, 2024 -0.32
Jun 30, 2024 -0.33
Mar 31, 2024 -0.24
Dec 31, 2023 0.97
Sep 30, 2023 -0.06
Jun 30, 2023 -0.23
Mar 31, 2023 -0.25
Dec 31, 2022 0.93
Sep 30, 2022 -0.33
Jun 30, 2022 -0.87
Mar 31, 2022 -1.01
Dec 31, 2021 -0.92
Sep 30, 2021 -0.70
Jun 30, 2021 -0.63