Gossamer Bio, Inc. (GOSS): Shares Outstanding

Annual figures by period end, from SEC filings.

233.68M
As of 2025-12-31
488.85M
As of 2026-06-30
+35.3%
3-year compound annual growth
+25.9%
5-year compound annual growth
2018-12-31: 8.05M2019-12-31: 61.64M2020-12-31: 73.87M2021-12-31: 75.75M2022-12-31: 94.42M2023-12-31: 225.41M2024-12-31: 226.60M2025-12-31: 233.68M233.68M
2018-12-31 Shares Outstanding (shares) 2025-12-31
Period endedShares OutstandingChange YoYSource filing
2025-12-31233.68M+3.1%2026-03-17, Balance as of period end
2024-12-31226.60M+0.5%2026-03-17, Balance as of period end
2023-12-31225.41M+138.7%2025-03-13, Balance as of period end
2022-12-3194.42M+24.6%2024-03-05, Balance as of period end
2021-12-3175.75M+2.5%2023-03-17, Balance as of period end
2020-12-3173.87M+19.9%2022-03-03, Balance as of period end
2019-12-3161.64M+665.5%2021-02-26, Balance as of period end
2018-12-318.05Mn/a2020-03-24, Balance as of period end