Stocks that traded heavily or had substantial price changes Tuesday:
The maker of products for the cell and gene therapy industry is buying low temperature freezer maker Stirling Ultracold.
The drug developer's Swiss partner,
The wireless broadband modem maker was targeted in a ransomware attack and halted production.
The owner of Paramount Pictures,
The Chinese online music platform expanded its licensing deal with
The chemical company is considering selling its mining solutions business.
The maker of Grand Theft Auto and other video games bought HookBang's
Activist investor
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