David A. Siegel Spero Therapeutics, Inc. Transaction History

Two Sigma Advisers, LP

7 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2022 Aug 15, 2022	BUY	$0.74 - $7.44 $118,220 - $1.19 Million	159,757 Added 974.13%	176,157 $131,000
Q1 2022 May 16, 2022	BUY	$7.87 - $15.15 $129,068 - $248,460	16,400 New	16,400 $143,000
Q2 2021 Aug 16, 2021	SELL	$12.22 - $15.79 $299,732 - $387,297	-24,528 Closed	0 $0
Q1 2021 May 17, 2021	BUY	$13.23 - $21.48 $68,796 - $111,696	5,200 Added 26.9%	24,528 $361,000
Q4 2020 Feb 16, 2021	SELL	$11.65 - $22.07 $24,465 - $46,347	-2,100 Reduced 9.8%	19,328 $375,000
Q3 2020 Nov 16, 2020	BUY	$8.96 - $14.12 $45,696 - $72,012	5,100 Added 31.23%	21,428 $239,000
Q2 2020 Aug 14, 2020	BUY	$7.27 - $14.18 $118,704 - $231,531	16,328 New	16,328 $221,000

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Ticker SPRO
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 35,067,500
Market Cap $33.3M
Description
Spero Therapeutics, Inc., a clinical-stage biopharmaceutical company, focuses on identifying, developing, and commercializing treatments for multi-drug resistant (MDR) bacterial infections and rare diseases in the United States. The company's product candidates include tebipenem pivoxil hydrobromide (HBr), an oral carbapenem-class antibiotic to ...

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