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Home > Insider Trading > Filing (0000903423-18-000400)

Filing Details

Accession Number:: 0000903423-18-000400
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2018-07-17 17:01:46
Reporting Period:: 2018-07-17

Accepted Time:: 2018-07-17 17:01:46
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1701108	Spero Therapeutics Inc.	SPRO	Pharmaceutical Preparations (2834)	X0

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1131399	Plc Glaxosmithkline	980 Great West Road Brentford, Middlesex, X0 TW8 9GS		No	No	Yes	No

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Acquisiton	2018-07-17	80,000	$12.50	1,934,006	No	4	P	Indirect	By S.R. One, Limited

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	P	Indirect	By S.R. One, Limited

Footnotes

S.R. One, Limited acquired 80,000 common shares of the Issuer in connection with the Issuer's offering. Shares are held of record by S.R. One, Limited, an indirect, wholly-owned subsidiary of GlaxoSmithKline plc (Reporting Person).