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Spero Therapeutics, Inc. (SPRO) Create: Alert

All | News | Filings
Date FiledTypeDescription
01/20/2023 SC 13D/A GSK PLC reports a 17.8% stake in SPERO THERAPEUTICS, INC.
11/14/2022 SC 13D/A Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend]
09/16/2021 SC 13D/A Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend]
02/16/2021 SC 13D/A Atlas Venture Fund X, L.P. reports a 3.8% stake in * SPERO THERAPEUTICS, INC.
12/07/2020 SC 13D/A GLAXOSMITHKLINE PLC reports a 6.4% stake in SPERO THERAPEUTICS, INC.
06/04/2020 SC 13D/A GLAXOSMITHKLINE PLC reports a 8.8% stake in SPERO THERAPEUTICS, INC.
02/14/2020 SC 13D/A Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend]
09/19/2018 SC 13D/A GLAXOSMITHKLINE PLC reports a 10.6% stake in SPERO THERAPEUTICS, INC.
07/17/2018 SC 13D/A GLAXOSMITHKLINE PLC reports a 10.7% stake in SPERO THERAPEUTICS, INC.

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