InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (1 ops.)
Insider track record
ExecutiveDisclosed buys
0
Disclosed sells
1
T+90 hit rate
0%
T+90 mean return
-51.8%
Across 4 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the detailed record of transactions filed by JOSEPH TAMARA L, Directeur Juridique. Officer active across 1 company, notably Spero Therapeutics, Inc.. In total, 7 disclosures have been logged. Breakdown: 0 buy · 1 sell. Total volume traded: €2k. Activity tracked since 26 August 2021. The latest transaction was filed on 1 February 2024 (Attribution). Regulator: SEC (Form 4). All data is free.
Declarations7 total
239,731 shares0Common StockSEC:0000950170-24-011494:0
1,854 shares@ US$1.26100.0% of flowCommon StockSEC:0000950170-23-045448:0
265,957 shares0Common StockSEC:0000899243-23-003946:0
38,014 shares0Common StockSEC:0000899243-22-004586:0
38,014 shares0Common StockSEC:0000899243-22-004586
24,067 shares0Common StockSEC:0000899243-21-034500
24,067 shares0Common StockSEC:0000899243-21-034500:0
7 of 7 declarations
About JOSEPH TAMARA L
Tamara L. Joseph is the Chief Legal Officer of Spero Therapeutics, Inc., a biopharmaceutical company focused on developing innovative treatments. In her role, she oversees the company's legal and regulatory aspects. Tamara L. Joseph plays a key role in protecting Spero's interests and managing legal risks.
