Spero Therapeutics, Inc. (SPRO): Weighted Average Diluted Shares

Annual figures by period end, from SEC filings.

59.04M
Year ended 2025-12-31
+16.2%
3-year compound annual growth
2021-12-31: 30.90M2022-12-31: 37.59M2023-12-31: 52.99M2024-12-31: 54.04M2025-12-31: 59.04M59.04M
2021-12-31 Weighted Average Diluted Shares (shares) 2025-12-31
Period endedWeighted Average Diluted SharesChange YoYSource filing
2025-12-3159.04M+9.3%2026-03-26, From 2025-01-01
2024-12-3154.04M+2.0%2026-03-26, From 2024-01-01
2023-12-3152.99M+41.0%2025-03-27, From 2023-01-01
2022-12-3137.59M+21.7%2024-03-13, From 2022-01-01
2021-12-3130.90Mn/a2023-03-30, From 2021-01-01