Aptose Biosciences (APTO) - Market capitalization

Last known market cap: HK$34.2 Million

As of April 2026 Aptose Biosciences has a market cap of HK$34.2 Million. This makes Aptose Biosciences the world's 10564th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of Aptose Biosciences from 2000 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	HK$34.2 M	0.72%
2025	HK$33.95 M	-69.93%
2024	HK$0.11 B	-28.43%
2023	HK$0.15 B	-65.85%
2022	HK$0.46 B	-50.9%
2021	HK$0.94 B	-68.84%
2020	HK$3.02 B	-9.43%
2019	HK$3.33 B	484.64%
2018	HK$0.57 B	22.02%
2017	HK$0.46 B	233.76%
2016	HK$0.14 B	-42.18%
2015	HK$0.24 B	-54.9%
2014	HK$0.53 B	177.06%
2013	HK$0.19 B	89.94%
2012	HK$0.10 B	224.96%
2011	HK$31.4 M	-73.74%
2010	HK$0.11 B	-16.61%
2009	HK$0.14 B	138.35%
2008	HK$60.17 M	-80.05%
2007	HK$0.30 B	-16.21%
2006	HK$0.35 B	7.13%
2005	HK$0.33 B	-58.13%
2004	HK$0.80 B	-20.62%
2003	HK$1.01 B	172.04%
2002	HK$0.37 B	-58.17%
2001	HK$0.88 B	-29.68%
2000	HK$1.26 B

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
ImmunoGen IMGN	HK$68.36 B	199,783.50%	🇺🇸 USA
Corbus Pharmaceuticals CRBP	HK$1.38 B	3,955.53%	🇺🇸 USA
Advaxis ADXS.defunct	HK$10.01 M	-70.72%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Market capitalization of Aptose Biosciences (APTO)

Last known market cap: HK$34.2 Million