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Symbol
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SPRO on Nasdaq
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Investment type
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Equity / Common Stock, par value $0.001 per share
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Latest Disclosed Shares Owned
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9,190,606 shares
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Security Ownership %
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16%
GSK PLC ownership in Spero Therapeutics, Inc. Common Stock, par value $0.001 per share (SPRO)
28 Mar 2025 - GSK PLC has filed an SCHEDULE 13D/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 9,190,606 shares of Spero Therapeutics, Inc. Common Stock, par value $0.001 per share (SPRO).
This represents 16% ownership of the company.
This is the first filing by GSK plc disclosing ownership of Spero Therapeutics, Inc. Common Stock, par value $0.001 per share (SPRO).