SEC Filings | Spero Therapeutics, Inc.

Filing date	Description	Form	Filing Group	View
March 14, 2019	Securities offered to employees pursuant to employee benefit plans	S-8	Registration Statements	0001193125-19-074902.pdf 0001193125-19-074902.rtf 0001193125-19-074902.xls View HTML
March 14, 2019	Securities offered to employees pursuant to employee benefit plans	S-8	Registration Statements	0001193125-19-074912.pdf 0001193125-19-074912.rtf 0001193125-19-074912.xls View HTML
February 14, 2019	An amendment to the SC 13G filing	SC 13G/A	3,4,5	0000921895-19-000484.pdf 0000921895-19-000484.rtf 0000921895-19-000484.xls View HTML
February 14, 2019	An amendment to the SC 13G filing	SC 13G/A	3,4,5	0001144204-19-008281.pdf 0001144204-19-008281.rtf 0001144204-19-008281.xls View HTML
February 14, 2019	An amendment to the SC 13G filing	SC 13G/A	3,4,5	0001591986-19-000004.pdf 0001591986-19-000004.rtf 0001591986-19-000004.xls View HTML
February 13, 2019	An amendment to the SC 13G filing	SC 13G/A	3,4,5	0000315066-19-001334.pdf 0000315066-19-001334.rtf View HTML
February 08, 2019	An amendment to the SC 13G filing	SC 13G/A	3,4,5	0001104659-19-006432.pdf 0001104659-19-006432.rtf 0001104659-19-006432.xls View HTML
January 07, 2019	Report of unscheduled material events or corporate event	8-K	Current Reports	0001193125-19-003882.pdf 0001193125-19-003882.rtf 0001193125-19-003882.xls View HTML
January 02, 2019	Statement of changes in beneficial ownership of securities	4	3,4,5	0000899243-19-000175.pdf 0000899243-19-000175.rtf View HTML
January 02, 2019	Statement of changes in beneficial ownership of securities	4	3,4,5	0000899243-19-000179.pdf 0000899243-19-000179.rtf View HTML

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